EMAIL
Data & Benchmarks March 17, 2026 • Last updated: March 2026

EMAIL MARKETING
STATISTICS 2026

50+ up-to-date benchmarks, ROI figures and trends for email marketing. From open rates and CTR by industry to automation and personalization impact. Compiled from research by Mailchimp, HubSpot, Litmus, Campaign Monitor, Statista and more.

$42

ROI per $1 invested in email marketing

Source: Litmus State of Email Report 2026

21.5%

average open rate across all industries

Source: Mailchimp Benchmarks 2026

2.6%

average click-through rate (CTR)

Source: Campaign Monitor 2026

4.3B

daily email users worldwide

Source: Statista 2026

STATISTICS OVERVIEW

Email marketing remains the channel with the highest ROI across all digital marketing channels. With an average return of $36-42 per dollar invested, email consistently outperforms social media, paid search and content marketing. But how do your campaigns stack up against the market?

On this page you'll find 50+ up-to-date email marketing statistics and benchmarks, compiled from reports by Mailchimp, HubSpot, Litmus, Campaign Monitor, Statista, GetResponse and Klaviyo. Whether you want to benchmark your open rates, improve your marketing automation or sharpen your email strategy for B2B lead generation: here's the data you need.

ROI
Section 1

EMAIL MARKETING ROI

$42

ROI per $1 (average across all industries)

Litmus 2026

$45

ROI per $1 for e-commerce

DMA / Litmus 2026

4,200%

average ROI in percentage

DMA Email Benchmark 2026

#1

highest-ROI marketing channel

HubSpot State of Marketing 2026

ROI PER MARKETING CHANNEL (PER $1 INVESTED)

Email Marketing $42
SEO $22
Content Marketing $14
Social Media Marketing $10
Google Ads (Search) $8
Display Advertising $5

Sources: Litmus State of Email 2026, DMA Response Rate Report, HubSpot Marketing Report

  • 59% of marketers name email their most effective channel for revenue generation, above social media (14%) and paid search (12%) (HubSpot State of Marketing 2026)
  • E-commerce businesses that use email marketing generate 17% more revenue than those that don't (Klaviyo E-commerce Benchmark Report 2026)
  • The average revenue per email is $0.08-0.12 for B2C and $0.15-0.25 for B2B, depending on segmentation and personalization (Campaign Monitor Revenue Report)
  • Businesses spending $1-500/month on email marketing achieve an average ROI of 3,800%, while businesses with budgets above $5,000/month achieve an ROI of 4,400% (Litmus 2026)
  • Email marketing is 40x more effective for customer acquisition than Facebook and Twitter combined (McKinsey & Company)
OPEN
Section 2

OPEN RATES BY INDUSTRY

AVERAGE OPEN RATE BY INDUSTRY

Government & Nonprofits 28.7%
28.7%
Education 27.3%
27.3%
Healthcare & Pharma 25.1%
25.1%
Financial Services 23.2%
23.2%
B2B / SaaS 21.8%
21.8%
Hospitality & Travel 20.4%
20.4%
Real Estate 19.2%
19.2%
Retail & E-commerce 15.7%
15.7%

Source: Mailchimp Email Marketing Benchmarks 2026, Campaign Monitor Industry Averages

10:00

best send time for highest open rate

GetResponse Email Timing Study

TUE

best day to send emails (Tuesday)

HubSpot Send Time Analysis 2026

6-10

ideal subject line length in words

Campaign Monitor Subject Line Report

  • Emails with a personalized subject line are opened 26% more often than generic subject lines (Campaign Monitor Personalization Report 2026)
  • Emojis in subject lines increase the open rate by 56% in B2C, but decrease it by 4% in B2B (GetResponse Emoji Study 2026)
  • Note: Apple Mail Privacy Protection makes open rates less reliable. Since 2021, opens are automatically registered for Apple Mail users (35% market share), meaning actual open rates are lower (Litmus Email Client Report)
  • The average bounce rate is 0.7% for soft bounces and 0.4% for hard bounces. Keep your list clean: a bounce rate above 2% affects your deliverability (Mailchimp 2026)
  • The unsubscribe rate averages 0.1-0.3% per campaign. Rates above 0.5% are a signal to review your segmentation and frequency (HubSpot Email Benchmark Report)
CTR
Section 3

CLICK-THROUGH RATES & CONVERSION

Avg. CTR all industries
2.6%

click-through rate

Top 10%: 5.8% CTR Bottom: 0.8%

Source: Campaign Monitor 2026

Click-to-Open Rate
10.5%

CTOR (clicks/opens)

Top 10%: 18.2% CTOR Bottom: 4.1%

Source: Mailchimp 2026

Email Conversion Rate
1.3%

average conversion

E-commerce: 1.8% B2B: 0.9%

Source: Klaviyo / Barilliance 2026

CLICK-THROUGH RATE BY INDUSTRY

Government & Nonprofits 4.1%
Education 3.6%
Healthcare 3.1%
B2B / SaaS 2.8%
Financial Services 2.5%
Hospitality & Travel 2.1%
Retail & E-commerce 1.7%

Source: Mailchimp Email Marketing Benchmarks 2026, GetResponse Email Benchmarks

  • Emails with a single clear CTA generate 371% more clicks than emails with multiple CTAs (WordStream / Campaign Monitor)
  • Emails with video content increase CTR by 200-300%, but only 25% of email clients support embedded video (HubSpot Video Email Report)
  • The best CTA position is above the fold: buttons visible without scrolling receive 3x more clicks (Campaign Monitor CTA Study 2026)
  • Transactional emails (order confirmations, shipping notifications) have a CTR of 4.8% — nearly 2x the average, and are read by 75% of recipients (Experian Transactional Email Report)
AUTO
Section 4

EMAIL AUTOMATION

Welcome Emails
82%

average open rate

CTR: 26.9% Conv.: 5.2%

Source: GetResponse Welcome Email Report 2026

Abandoned Cart
4.6%

abandoned cart conversion rate

Open rate: 45% CTR: 21%

Source: Klaviyo Abandoned Cart Benchmarks 2026

Drip Campaigns
80%

more sales at 33% lower cost

Open rate: 38.5% CTR: 6.3%

Source: Campaign Monitor Drip Campaign Study

  • Automated emails generate 320% more revenue than non-automated campaigns, despite making up only 2% of all emails sent (DMA Email Automation Report 2026)
  • 75% of marketers use at least one form of email automation. 28% have more than 5 active flows (HubSpot State of Marketing Automation 2026)
  • Re-engagement campaigns win back an average of 14% of inactive subscribers and generate an open rate of 29% (Mailchimp Re-engagement Report)
  • Post-purchase flows (review requests, cross-sell) have a conversion rate of 3.8% — 3x higher than standard promotional emails (Klaviyo Post-Purchase Benchmark 2026)
  • Birthday emails generate 481% more transactions than standard promotional emails, with 342% higher revenue per email (Experian Birthday Email Report)
Section 5

PERSONALIZATION & SEGMENTATION

+26%

higher open rate with personalized subject lines

Campaign Monitor 2026

+101%

higher CTR with segmented campaigns

Mailchimp Segmentation Report

+760%

more revenue from segmented campaigns

DMA Segmentation Study 2026

72%

of consumers only engage with personalized messages

SmarterHQ Consumer Study

  • Dynamic content (content that varies per recipient based on data) increases conversion rate by 52% compared to static emails (Litmus Dynamic Content Report 2026)
  • Behavioral triggers (browse abandonment, product views) perform 8x better than batch-and-blast campaigns in terms of conversion (Klaviyo Behavioral Trigger Benchmarks)
  • Only 39% of email marketers actually apply advanced segmentation, despite the proven impact on results (Litmus State of Email 2026)
  • The most effective personalization tactics are: first name in subject (+26% opens), product recommendations based on purchase history (+45% CTR), and location-based content (+29% conversion) (HubSpot Personalization Report)
  • Hyper-personalization with AI (predictive send times, content optimization, churn prediction) increases revenue per email by an average of 41% (Salesforce State of Marketing 2026)
MOBILE
Section 6

MOBILE VS DESKTOP

62%

emails opened on mobile

Litmus Email Analytics 2026

27%

emails opened on desktop

Litmus Email Analytics 2026

11%

emails opened via webmail

Litmus Email Analytics 2026

EMAIL CLIENT MARKET SHARE

Apple iPhone (Mail) 34%
34%
Gmail 28%
28%
Apple Mail (Desktop) 12%
12%
Outlook 8%
8%
Samsung Mail 5%
5%
Other 13%
13%

Source: Litmus Email Client Market Share Report Q1 2026

  • 70% of mobile users delete emails that don't render well on their smartphone within 3 seconds (Campaign Monitor Mobile Email Report)
  • Responsive email design increases mobile CTR by 15% and decreases unsubscribe rate by 27% (Litmus Mobile Optimization Study 2026)
  • 23% of mobile openers reopen the same email later on desktop — the "multi-device reading pattern" is growing year over year (Campaign Monitor Cross-Device Report)
  • Dark mode is used by 36% of email users. Emails not optimized for dark mode lose an average of 8% readability (Litmus Dark Mode Report 2026)
GLOBAL
Section 7

GLOBAL EMAIL MARKETING MARKET

$11.5B

global email marketing market value (2025)

Statista Digital Market Outlook 2026

$17.9B

projected market value by 2028

Statista Digital Market Outlook 2026

361B

emails sent per day worldwide

Radicati Group 2026

63%

of consumers have purchased via email

DMA Consumer Email Survey 2026

  • The average open rate globally is 21.5% across all industries, with significant variation by sector. Government and nonprofits lead at 28.7%, while retail and e-commerce trail at 15.7% (Mailchimp Email Marketing Benchmarks 2026)
  • 97% of internet users in developed countries have an email address and check their inbox an average of 3 times per day (Radicati Group Email Statistics Report 2026)
  • Mailchimp and ActiveCampaign are among the most popular email marketing platforms globally, alongside HubSpot, Klaviyo, and Constant Contact (G2 Email Marketing Grid 2026)
  • GDPR compliance has become a global standard: 89% of European businesses use double opt-in, compared to 54% in North America (DMA Privacy Compliance Report 2026)
  • B2B email marketing: 68% of B2B marketers name email their primary lead generation channel, above LinkedIn (52%) and Google Ads (41%) (HubSpot B2B Marketing Report 2026)
AI
Section 8

AI IN EMAIL MARKETING

63%

of marketers use AI for email marketing

Salesforce State of Marketing 2026

+41%

more revenue per email with AI personalization

Salesforce AI Marketing Report

+23%

higher open rate with AI send-time optimization

Campaign Monitor AI Study 2026

  • AI-generated subject lines perform an average of 14% better than human-written subject lines, and are used by 47% of marketers (Phrasee AI Subject Line Report 2026)
  • Predictive send-time optimization (determining the ideal send time per individual recipient) increases open rate by 23% and CTR by 17% (Campaign Monitor AI Timing Study)
  • AI-driven product recommendations in emails generate 35% more revenue than manually curated recommendations (Klaviyo AI Product Recommendations Report 2026)
  • Content generation with AI saves marketers an average of 6.4 hours per week on email copywriting, while A/B test results are comparable or better (HubSpot AI Productivity Report 2026)
  • Churn prediction with AI identifies 74% of recipients who would unsubscribe within 30 days, enabling proactive retention campaigns (Emarsys Predictive Analytics Report)
Summary

KEY TAKEAWAYS

1

Unmatched ROI: $42 per $1

Email marketing remains the channel with the highest ROI. No other marketing channel comes close to the returns that email delivers.

2

Automation is the multiplier

Automated flows generate 320% more revenue. Welcome emails (82% open rate) and abandoned cart flows (4.6% conversion) are must-haves.

3

Segmentation = 760% more revenue

Segmented campaigns perform dramatically better. Yet only 39% apply advanced segmentation. This is where the biggest opportunity lies.

4

Mobile-first is mandatory

62% read email on mobile, 70% delete non-responsive emails immediately. Responsive design and dark mode optimization are essential.

5

AI enhances every aspect

From subject lines (+14%) to send-time optimization (+23%) and product recommendations (+35%): AI makes email marketing measurably better.

6

A $17.9B market by 2028

The global email marketing market is growing at 15.8% CAGR, with 4.6 billion daily users expected by 2027. Email's relevance is only increasing.

METHODOLOGY & SOURCES

The statistics on this page are compiled from publicly available research reports and platform data from reputable organizations. We regularly update this page with the latest data. The primary sources are:

Disclaimer: Figures are sourced from the most recent available editions of the reports cited. Open rates are affected by Apple Mail Privacy Protection and should be interpreted with caution. ROI figures vary significantly by industry, company size and implementation level. For specific advice on your situation, get in touch with our team.

FAQ

FREQUENTLY ASKED QUESTIONS

What is the average open rate for email marketing?

The average open rate for email marketing in 2026 ranges between 21% and 25%, depending on the industry. Government and nonprofits score highest at 28.7%, while e-commerce scores lower at 15.7%. Note: since Apple Mail Privacy Protection, open rates are less reliable. Focus on CTR and conversion as your primary KPIs instead.

What is the ROI of email marketing?

Email marketing generates an average return of $36-42 per dollar invested, making it the highest-ROI marketing channel. For e-commerce, the ROI is even higher at $45 per $1. This makes email marketing exceptionally cost-effective, especially when combined with marketing automation.

What is a good click-through rate (CTR) for emails?

The average CTR for email marketing is 2.6% in 2026. A CTR above 3.5% is considered good. The highest CTRs are achieved by government and nonprofits (4.1%) and education (3.6%). Segmented campaigns achieve an average 101% higher CTR than non-segmented mailings. Focus on a single clear CTA per email for optimal results.

What percentage of emails are opened on mobile?

In 2026, 62% of all emails are opened on mobile devices, compared to 27% on desktop and 11% via webmail. Apple iPhone is the most-used email client (34%), followed by Gmail (28%). Emails that aren't mobile-friendly are deleted by 70% of recipients within 3 seconds. Responsive design is not a luxury but a necessity.

How effective is email marketing automation?

Automated emails generate 320% more revenue than non-automated campaigns. Welcome emails have an open rate of 82%, abandoned cart emails convert an average of 4.6% of abandoned carts, and drip campaigns generate 80% more sales at 33% lower cost.

How large is the global email marketing market?

The global email marketing market is valued at $11.5 billion in 2025 and is projected to reach $17.9 billion by 2028, representing a CAGR of 15.8%. There are 4.3 billion daily email users worldwide, and 361 billion emails are sent per day. Want to leverage email for your business? Get in touch to discover the possibilities.

Email Marketing Expertise from Searchlab.nl

At Searchlab.nl, we help businesses get more out of their email marketing. With our AI-driven approach, we optimize segmentation, automation and personalization for measurably better results. Whether you want to set up your first welcome flow or roll out a complete omnichannel strategy: we combine data-driven insights with proven best practices.

Want to know how your email marketing performs against these benchmarks? Get in touch for a free consultation.

EMAIL
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Ruud ten Have

Compiled by

Ruud ten Have

Ruud is a digital marketer with 10+ years of experience in online advertising and AI implementation. At Searchlab, he combines strategic thinking with hands-on AI tooling to deliver measurable results for businesses.