Omnisend weighs in on the latest email marketing statistics, including open rates, click-through rates and more. Learn how to elevate your email marketing strategy.

In 2003, email marketing was often a one-size-fits-all tactic, a few lines of promotional text blasted to every business contact on a spreadsheet. Fast forward to 2025, and the B2B email marketing landscape looks nothing like its early counterpart. From AI-powered segmentation to adaptive content that responds to user behavior,...

Despite the growth and prominence of mobile messengers and chat apps, e-mail is an integral part of daily online life. In 2023, the number of global e-mail users amounted to **** billion and is set to grow to **** billion users in 2027. Global e-mail audiencesIn 2023, approximately *** billion e-mails were sent and received every day worldwide. This figure is projected to increase to over *** billion daily e-mails in 2027. As of July 2022, Apple Mail Privacy accounted for over half of the e-mail opens, while mobile use of e-mails saw a significant decrease in their market shares. Apple MPP e-mail app was the most popular e-mail client, accounting for ** percent of e-mail opens. Gmail, the free e-mail service owned by Google, was ranked second with a ** percent open share. Malicious mailMany online users use e-mails for website and newsletter signups and brace themselves for the inevitable flood of spam and marketing communications. Whereas most unwanted e-mails are annoying yet ultimately benign, consumers are right to be wary of malicious e-mail that can be used to compromise their digital accounts and devices. In 2023, ** percent of fraud reports in the United States related to cases in which victims were contacted via e-mail.

Email marketing is like the Swiss Army knife of digital marketing: versatile, reliable, and still crazy effective in 2025. With 4.6 billion people using email worldwide and billions of messages sent every day, it’s a channel that just keeps delivering. I’ve pulled together the latest email marketing ROI statistics to show you what’s working, from open rates to revenue, plus some practical tips to get more out of your campaigns. And because I coul

As of early 2025, approximately ** percent of marketing professionals surveyed in Australia, Canada, Ireland, the United Kingdom, and the United States said the difficulty in measuring and/or proving return on investment (ROI) was a roadblock to achieving email marketing's goals. Low engagement rates and inadequate personnel dedicated to email marketing followed, mentioned by ** and ** percent of participants, respectively. According to the same study, Mailchimp, Salesforce Marketing Cloud, and Hubspot ranked among the email service providers (ESPs) most used by marketers in English-speaking countries worldwide.

Most Important Email Marketing Stats

Email marketing boasts an ROI of 4200%, equating to $42 for every $1 invested (Statista).

Revenue from email marketing is projected to hit $17.9 billion by 2027 (Statista).

93% of B2B marketers utilize email for content distribution (CMI).

Mobile devices account for 41% of email opens (HubSpot).

Automated emails drive 320% more revenue than non-automated ones (Campaign Monitor).

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What’s the right email frequency? What’s the potential increase in the number of conversions your email campaigns generate if you add an extra message to your schedule? The data in this table should help you find the right answers.

As of early 2025, approximately ** percent of marketing professionals surveyed in Australia, Canada, Ireland, the United Kingdom, and the United States selected click-through rate (CTR) as their companies' top key performance indicator (KPI) for email marketing. Conversion rate and the revenue generated from email campaigns followed, chosen by ** and ** percent of respondents, respectively. According to the same study, a difficulty in measuring and/or proving return on investment (ROI) was the leading roadblock to achieving email marketing's goals for marketers in English-speaking economies.

As of early 2025, approximately ** percent of marketing professionals surveyed in Australia, Canada, Ireland, the United Kingdom, and the United States selected interest-based segmentation (including consumer preferences, topics of interest, etc.) as the most effective segmentation strategy for their companies' email marketing. Engagement-based and lifecycle stage segmentation followed, chosen by ** and ** percent of responding marketers, respectively.

As of early 2025, approximately ***percent of marketing professionals surveyed in Australia, Canada, Ireland, the United Kingdom, and the United States chose the usage of generative artificial intelligence (GenAI) tools for copy and image creation as the AI capability impacting email marketing the most in the following year. AI-powered analyses of campaign performance to identify trends and insights ranked second, selected by ** percent of the participants. According to the same study, Mailchimp, Salesforce Marketing Cloud, and Hubspot ranked among the email service providers (ESPs) most used by marketers in English-speaking countries worldwide.

What are the average email marketing results in different countries? Here’s what we’ve found.

Here, we’ve gathered email marketing benchmarks by industry. You can see how your average email open, click-through, click-to-open, unsubscribe, and spam complaint rates compare against other companies in your industry.

As of early 2025, approximately ** percent of marketing professionals surveyed in Australia, Canada, Ireland, the United Kingdom, and the United States said that improving benchmark metrics such as open rate and click-through rate (CTR) challenged email marketing operations. Producing high-quality content efficiently and personalizing email content at scale followed, mentioned by ** and ** percent of participants, respectively. According to the same study, Mailchimp, Salesforce Marketing Cloud, and Hubspot ranked among the email service providers (ESPs) most used by marketers in English-speaking countries worldwide.

The email marketing market, currently valued at $9741.5 million in 2025, is projected to experience robust growth, exhibiting a Compound Annual Growth Rate (CAGR) of 11.6% from 2025 to 2033. This expansion is fueled by several key factors. Increasing digitalization across various industries necessitates efficient customer communication strategies, making email marketing a cornerstone for businesses of all sizes. The rising adoption of marketing automation platforms and sophisticated analytics tools allows for highly targeted campaigns, personalized messaging, and improved return on investment (ROI). Furthermore, the continuous evolution of email marketing techniques, such as incorporating interactive content and leveraging data-driven personalization, contributes significantly to its sustained appeal and market growth. The competitive landscape, featuring established players like Adobe, Oracle, and HubSpot alongside innovative startups, further stimulates innovation and market expansion. However, the market also faces challenges. Maintaining high deliverability rates amid increasing spam filters and email regulations requires constant adaptation. The growing prevalence of ad blockers and consumers’ heightened awareness of data privacy pose significant hurdles. Furthermore, the effectiveness of email marketing hinges on consistently creating engaging and relevant content, demanding significant investment in creative resources and expertise. Despite these constraints, the long-term prospects for the email marketing market remain positive, driven by the enduring relevance of direct customer communication and the ongoing development of sophisticated marketing technologies. The market's segmentation, while not explicitly provided, likely includes categories based on business size (SMB, enterprise), industry vertical, and email marketing service type (e.g., transactional, bulk, automated). Competitive analysis reveals a mix of large, established technology providers offering comprehensive solutions and specialized smaller companies focusing on niche market segments.

The email newsletter tool market is experiencing robust growth, driven by the increasing reliance on digital marketing strategies and the need for businesses to engage effectively with their audiences. The market, estimated at $10 billion in 2025, is projected to maintain a healthy Compound Annual Growth Rate (CAGR) of 15% throughout the forecast period (2025-2033). This growth is fueled by several key factors: the rising adoption of email marketing automation to improve efficiency and personalization, the growing demand for sophisticated analytics and reporting features to measure campaign effectiveness, and the increasing integration of email marketing with other digital channels like social media and CRM systems. The market is segmented by features (e.g., automation, analytics, segmentation), pricing tiers, and user size (SMB vs. Enterprise), with each segment exhibiting unique growth trajectories. Competition is fierce, with established players like Mailchimp, Constant Contact, and AWeber facing challenges from newer, more agile companies offering specialized features or innovative pricing models. The market is also witnessing a significant shift towards user-friendly interfaces and intuitive design, reflecting a growing emphasis on accessibility for non-technical users. Key restraints to market growth include the increasing prevalence of email filters and spam detection measures, which require continuous adaptation from email newsletter providers. Data privacy regulations, such as GDPR and CCPA, also pose significant challenges, requiring businesses to comply with stringent data handling practices. Despite these constraints, the long-term outlook for the email newsletter tools market remains positive, with opportunities for continued expansion fueled by technological advancements, evolving customer expectations, and the persistent need for effective communication in the digital landscape. The rise of AI-powered personalization and predictive analytics is expected to drive further innovation and market penetration in the coming years.

Emailing Market Outlook

The global emailing market size is projected to experience significant growth over the forecast period, expanding from USD 10.5 billion in 2023 to an estimated USD 18.9 billion by 2032, with a compound annual growth rate (CAGR) of 6.7%. This growth is driven by the increasing reliance on digital communication for both personal and professional use, along with technological advancements in email marketing and automation tools.

The surge in the adoption of digital marketing strategies by businesses of all sizes is a major growth factor for the emailing market. Companies are increasingly recognizing the power of email marketing to reach large audiences with personalized, targeted messages. This has resulted in a higher demand for sophisticated email software that can handle complex campaigns, track performance metrics, and integrate with other marketing tools. Additionally, the growing importance of maintaining customer relationships through regular, engaging content is propelling the market forward.

Another significant driver of market growth is the increasing penetration of internet and mobile devices globally. As more people gain access to the internet and smartphones, the potential audience for email marketing campaigns expands. This is particularly evident in emerging markets where internet adoption rates are rapidly increasing. The convenience and accessibility of emails on mobile devices also contribute to the rising popularity of email marketing among businesses aiming to reach consumers on the go.

The shift towards automation and artificial intelligence (AI) in email marketing is also playing a crucial role in market expansion. AI-powered email tools can analyze vast amounts of data to predict customer behavior, optimize send times, and personalize content, making email campaigns more efficient and effective. The integration of AI and machine learning technologies in email marketing solutions is expected to enhance the precision and impact of email campaigns, further driving market growth.

Regionally, North America is anticipated to hold a significant share of the emailing market due to the high adoption rate of advanced technologies and the presence of major email marketing service providers. Europe is also expected to witness substantial growth, driven by stringent data protection regulations that encourage the use of secure and compliant email solutions. Asia Pacific is projected to experience the highest growth rate due to the rapid digital transformation and increasing internet penetration in countries like China and India.

Component Analysis

The emailing market can be segmented by component into software and services. The software segment includes various email marketing tools and platforms that help businesses design, send, and track email campaigns. These tools often come with features such as email templates, automation capabilities, analytics, and integration with other marketing software. The rising demand for comprehensive email marketing solutions is driving the growth of the software segment.

On the other hand, the services segment encompasses a range of services provided by email marketing agencies and consultants. These services may include campaign strategy development, content creation, list management, and performance analysis. As businesses seek to optimize their email marketing efforts, they increasingly rely on specialized service providers to enhance their campaign effectiveness. The growing complexity of email marketing strategies and the need for expert guidance are contributing to the expansion of the services segment.

The software component of the market is further subdivided into various types of email marketing software, including email automation, transactional email software, and email tracking tools. Email automation software allows businesses to automate repetitive tasks such as sending welcome emails, follow-ups, and promotional offers. Transactional email software is essential for sending order confirmations, receipts, and other transactional messages. Email tracking tools help marketers measure the performance of their campaigns by providing insights into open rates, click-through rates, and conversions.

The services component is also diverse, with offerings ranging from basic email campaign management to advanced analytics and reporting. Some service providers offer end-to-end solutions, managing the entire email marketing process from strategy formulation to execution and analysis. Others may specialize in specific

Email Marketing Market Outlook

According to our latest research, the global email marketing market size reached USD 13.2 billion in 2024, and is expected to grow at a robust CAGR of 11.7% from 2025 to 2033, culminating in a projected market value of USD 36.3 billion by 2033. The accelerating adoption of digital communication strategies, coupled with advancements in marketing automation and personalization technologies, is fueling this expansion. The market's growth is driven by businesses' increasing focus on customer engagement, cost-effective marketing channels, and measurable ROI, making email marketing a cornerstone of omnichannel marketing strategies worldwide.

One of the primary growth factors for the email marketing market is the rising demand for personalized and targeted communication. As consumer expectations evolve, businesses are leveraging sophisticated segmentation and automation tools to deliver customized content that resonates with individual preferences and behaviors. This shift toward hyper-personalization not only enhances customer engagement but also increases conversion rates and customer loyalty. The integration of artificial intelligence and machine learning into email marketing platforms has further enabled marketers to analyze vast datasets, predict customer needs, and optimize campaign performance in real time, solidifying emailÂ’s role as a high-ROI marketing channel.

Another significant driver is the proliferation of mobile devices and the growing penetration of the internet across emerging economies. With billions of users accessing emails on their smartphones and tablets, businesses are investing in responsive design and mobile-optimized campaigns to reach customers wherever they are. This mobile-centric approach has led to higher open and click-through rates, as users engage with content seamlessly across devices. Additionally, the expansion of e-commerce and digital services in regions such as Asia Pacific and Latin America has created new opportunities for businesses to utilize email marketing as a primary tool for customer acquisition, retention, and upselling.

The evolving regulatory landscape is also shaping the growth trajectory of the email marketing market. Stringent data privacy regulations such as GDPR in Europe, CCPA in California, and similar frameworks globally have compelled organizations to adopt transparent consent mechanisms and robust data protection practices. While compliance poses operational challenges, it has also enhanced consumer trust in email communications, leading to higher engagement rates. Companies that prioritize ethical data practices and transparent messaging are better positioned to capitalize on the growing demand for permission-based marketing, thereby driving sustainable market growth.

Regionally, North America continues to dominate the global email marketing market, accounting for the largest revenue share in 2024. The regionÂ’s mature digital ecosystem, high internet penetration, and early adoption of advanced marketing technologies have contributed to this leadership. Europe follows closely, driven by stringent regulatory frameworks and a strong emphasis on data-driven marketing. Meanwhile, Asia Pacific is emerging as the fastest-growing region, propelled by rapid digital transformation, expanding e-commerce sectors, and increasing investments in marketing automation. Latin America and the Middle East & Africa are also witnessing steady growth, supported by rising internet usage and a burgeoning SME sector eager to leverage cost-effective marketing solutions.

As businesses strive to enhance their email marketing strategies, the integration of Author Emailing Tools has become increasingly vital. These tools empower authors and content creators to streamline their communication processes, allowing for more personalized and engaging interactions with their audience. By leveraging advanced features such as automated follow-ups, segmentation, and analytics, authors can effectively manage their subscriber lists and tailor their messages to meet the unique preferences of their readers. This not only enhances audience engagement but also fosters a sense of community and loyalty among subscribers. As the demand for high-quality, personalized content continues to rise, the adoption of Author Emailing Tools is ex

The global email marketing market was valued at USD 909.2 million in 2025 and is projected to grow at a CAGR of 2.8% during the forecast period (2025-2033). The growth of the market can be attributed to the increasing need for personalized marketing campaigns and the rising popularity of email as a marketing channel. Email marketing enables businesses to target specific groups of customers with tailored messages, which can help increase conversion rates and improve return on investment (ROI). Additionally, the development of advanced email marketing technologies, such as automation and artificial intelligence (AI), are further enhancing the effectiveness of email campaigns, driving market growth. Key trends in the email marketing market include the integration of artificial intelligence (AI) to personalize email campaigns, the rise of interactive email formats, and the increasing importance of data analytics to measure and optimize email campaigns. However, the market may face restraints due to concerns over privacy and data protection regulations, spam filters, and the emergence of alternative marketing channels such as social media and messaging apps. Overall, the email marketing market is expected to witness steady growth in the coming years, led by the increasing adoption of advanced technologies and the continued effectiveness of email as a marketing channel.

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Transactional Anding Emails Market Size 2025-2029

The transactional anding emails market size is forecast to increase by USD 19.72 billion, at a CAGR of 14.2% between 2024 and 2029.

Major Market Trends & Insights

APAC dominated the market and accounted for a 46% growth during the forecast period.
By the Application - Marketing segment was valued at USD 7.58 billion in 2023
By the End-user - Retail and e-commerce segment accounted for the largest market revenue share in 2023

Market Size & Forecast

Market Opportunities: USD 222.80 billion
Market Future Opportunities: USD USD 19.72 billion 
CAGR : 14.2%
APAC: Largest market in 2023

Market Summary

The market has witnessed significant advancements in recent years, with businesses increasingly leveraging interactive elements to enhance customer engagement. According to market research, transactional email open rates have shown a steady increase of around 20% compared to bulk promotional emails. This trend is driven by the personalized nature of transactional emails, which are triggered by specific user actions, such as password resets or order confirmations. Furthermore, the adoption of advanced technologies like artificial intelligence and machine learning has enabled businesses to deliver more targeted and timely emails, leading to higher conversion rates.
However, the implementation of stringent user data protection regulations, such as GDPR and CCPA, has added complexity to email marketing strategies, necessitating compliance measures and increased transparency. Despite these challenges, the market is expected to continue evolving, with a focus on optimizing user experience and maximizing ROI through data-driven insights.

What will be the Size of the Transactional Anding Emails Market during the forecast period?

Explore market size, adoption trends, and growth potential for transactional anding emails market Request Free Sample

The transactional email market experiences continuous growth, with current performance registering over 75% of businesses utilizing this communication channel for customer engagement. Future expectations indicate a 15% annual increase in adoption, underlining its significance in modern business communication. Notably, real-time email tracking and email automation workflows are critical components driving the market's expansion. Email deliverability services and monitoring tools enable businesses to optimize email content for better user engagement and inbox placement. Furthermore, email list segmentation and client compatibility enhance email marketing strategies, ensuring effective communication and improved deliverability scores.
Comparatively, email deliverability audit services and email deliverability consulting have seen a substantial rise in demand, as businesses aim to maintain high deliverability standards and avoid potential email sending infrastructure issues. Consequently, email API documentation, email validation services, and email campaign analytics have become essential tools for businesses seeking to maximize their email marketing efforts.

How is this Transactional Anding Emails Industry segmented?

The transactional anding emails industry research report provides comprehensive data (region-wise segment analysis), with forecasts and estimates in 'USD million' for the period 2025-2029, as well as historical data from 2019-2023 for the following segments.

Application

  Marketing
  Transactions


End-user

  Retail and e-commerce
  BFSI
  Healthcare
  Travel and hospitality


Deployment

  Cloud-based
  On-premises


Geography

  North America

    US
    Canada
    Mexico


  Europe

    France
    Germany
    UK


  APAC

    China
    India
    Japan
    South Korea


  Rest of World (ROW)

By Application Insights

The marketing segment is estimated to witness significant growth during the forecast period.

Transactional anding emails, a segment of business communication, have gained significant traction as a marketing tool. Approximately 73% of millennials prefer businesses to communicate with them via email, making it an effective channel for engagement . In terms of volume, transactional emails accounted for 80% of all business email traffic in 2020. Moreover, email engagement metrics, such as open rates, click-through rates, and conversion rates, are crucial for measuring the success of these emails. To optimize these metrics, businesses employ various strategies, including email deliverability testing, email authentication protocols, and email list hygiene.

Email security protocols, such as SMTP server configuration and email API integration, are essential to ensure email deliverability and protect against spam filtering. Additionally, email marketing automation and dynamic email content enable businesses to personalize their communications and improve click-through rates. Em

As of early 2025, approximately ** percent of marketing professionals surveyed in Australia, Canada, Ireland, the United Kingdom, and the United States reported using Mailchimp for email marketing purposes. Other email service providers (ESPs) included Salesforce Marketing Cloud and Hubspot, cited by ** and ** percent of respondents, respectively. According to the same study, interest- and engagement-based tactics ranked among the most effective email marketing segmentation strategies for marketers in English-speaking economies.