Email Marketing Benchmarks by Industry (2026 Data)

What Makes a Good Email Benchmark?

Email marketing is one of the highest-ROI marketing channels available. But "good"performance looks different depending on your industry, audience size, list quality, and campaign objective.

When email marketers ask "what is a good open rate for email,"they're often comparing themselves to outdated benchmarks or industry-wide averages that don't apply to their specific situation. A 15% open rate might be considered poor for B2C ecommerce (where 25–35% is typical), but exceptional for manufacturing (where 12–18% is the norm).

This guide breaks down email performance metrics by:

• Industry — Real data from 15+ sectors
• Campaign type — Welcome series, newsletters, promotional, abandoned cart, re-engagement
• Platform — Mailchimp, HubSpot, Klaviyo, Campaign Monitor
• Send time & day of week — When emails get opened and clicked
• Mobile vs desktop — Device-specific performance
• Subject lines — Which tactics drive higher open rates

The goal is to give you a clear picture of what's typical in your industry so you can set realistic targets and identify areas where you're outperforming — or underperforming — the competition.

Average Email Open Rates (2026 Data)

The average email open rate across all industries is 21.5% — up from 20.8% in 2025. This means that of every 100 emails sent, approximately 21–22 are opened by the recipient.

However, this headline figure masks enormous variation. Open rates range from as low as 11% (manufacturing and industrial B2B) to as high as 38% (nonprofits).

Several factors affect open rates beyond your control:

1. List quality — A fresh list of opted-in subscribers will perform better than a decades-old list
2. List age — Lists more than 2 years old see 15–20% lower open rates
3. Audience familiarity — Existing customers open emails 2.5x more than new prospects
4. Inbox placement — Emails in the spam folder have 0% open rates

If your open rate is below the industry average, don't panic. There may be legitimate reasons. But if it's significantly below average with an engaged, opted-in audience, that's a clear signal to test your subject lines and send cadence.

Email Open Rate Benchmarks by Industry

The most comprehensive email open rate breakdown by industry, based on analysis of 50+ million emails sent across multiple platforms (2025–2026):

Sources: Mailchimp (2026), HubSpot (2025), Campaign Monitor (2026), Klaviyo (2025), Litmus (2026)

Email Click-Through Rate (CTR) Benchmarks by Industry

Average email CTR across all industries is 2.3%. CTR is far more predictive of revenue than open rate because clicking requires an extra action and is directly tied to relevance and offer strength.

Sources: Mailchimp (2026), HubSpot (2025), Campaign Monitor (2026), Klaviyo (2025)

Email Conversion Rate Benchmarks

Average email conversion rate across all industries is 2.5% — significantly higher than paid advertising (0.5–1.5%) and organic search (1.8%), making email one of the highest-converting channels.

Sources: Klaviyo (2025), HubSpot (2025), Mailchimp (2026)

Email Marketing ROI by Industry

The average email marketing ROI across all industries is 3,600% — meaning businesses earn £36 for every £1 invested. This is 5x higher than SEO's 748% and 18x higher than PPC's 200%.

Email ROI vs Other Channels

Sources: DMA (2026), HubSpot (2025), Litmus (2026), WordStream (2025)

Important caveat:Email ROI is so high because it operates on an existing audience. You've already paid (through other channels) to acquire those subscribers. Email ROI measures distribution return, not list-building cost.

Email ROI by Industry

Benchmarks by Campaign Type

Different email types serve different purposes and have different benchmarks:

Sources: Klaviyo (2025), HubSpot (2025), Campaign Monitor (2026)

Benchmarks by Email Platform

Email performance varies significantly by platform due to differences in features, audience, and default settings. Based on analysis of 100+ million emails (2025–2026):

Sources: Platform-native analytics, aggregated from respondents (2025–2026)

Important caveat:Platform benchmarks vary by user base, not platform capability. A sophisticated user on Mailchimp can achieve Klaviyo-level results. The differences reflect audience maturity and segmentation practices, not the platform's technical capabilities.

Send Time & Day-of-Week Performance

When you send emails significantly affects performance. The optimal send time varies by industry and audience type:

Sources: HubSpot (2025), platform analytics across 50+ million emails

Subject Line Statistics & Trends

Subject line performance is one of the most critical — and most testable — elements of email marketing. The right subject line can increase open rates by 30–50%.

Sources: HubSpot (2025), Campaign Monitor (2026), Klaviyo (2025)

Mobile vs Desktop Email Performance

Mobile opens now account for 55–65% of all email opens across industries, yet many marketers still design emails for desktop first. This is a critical mistake.

Sources: Litmus (2026), HubSpot (2025), Mailchimp (2026)

List Segmentation & Personalisation Impact

Email ROI is heavily influenced by segmentation and personalisation. Targeted emails dramatically outperform batch-and-blast campaigns.

Sources: HubSpot (2025), Klaviyo (2026), Mailchimp (2025)

Impact of Personalisation (Beyond Name Usage)

Deep Analysis: Reading The 2026 Email Benchmarks Without Being Misled

Benchmarks are only useful if you know what they hide. The two years since Apple's Mail Privacy Protection (MPP) went fully mainstream have made average open rates one of the least reliable numbers in marketing. When roughly half of iOS mail clients pre-fetch images regardless of whether the human ever opened the message, an "open" is no longer a behavioural signal — it is a mix of true opens, pre-fetches, bot scans from security gateways, and warm-up traffic from your ESP. The industry averages you see quoted at 30–45% include all of this noise, which is why 2026 open rates look artificially higher than 2021 opens on identical content. If you are still using open rate as a primary KPI, you are optimising for a metric that has quietly stopped meaning what it used to. Treat opens as a directional signal, and put your effort behind clicks, replies, purchases and unsubscribes — the four numbers Apple cannot inflate.

Click-through rates are the more honest workhorse metric, but they too need contextual interpretation. A 2.6% average CTR across industries sounds low until you decompose it: transactional emails clear 12–18%, triggered lifecycle emails run 6–9%, segmented newsletters land 3–5%, and one-off promotional blasts to a full list often struggle to break 1%. If your benchmark comparison lumps a Black Friday blast against a post-purchase confirmation, you will always conclude "we are underperforming" — but the fix is not better copy, it is a better mix. UK ecommerce brands that shifted 40% of their email volume from broadcast to behavioural triggers in 2025 typically saw blended CTR rise from ~2% to ~4% and revenue per recipient roughly double, without touching design or subject lines. The lesson is that the fastest lever in email is almost never the creative; it is the send trigger.

ROI figures — the widely repeated "£42 back for every £1" — are best treated as a ceiling rather than an expectation. That number comes from top-quartile brands with mature lists, working automation, meaningful segmentation, and clean deliverability. The median UK sender lands closer to £15–£20 per £1, and any brand relying on rented or scraped lists is often net-negative once deliverability damage is priced in. The most valuable exercise for a marketing leader in 2026 is not to compare your ROI against the £42 figure but to calculate your own revenue per sent, revenue per active subscriber, and revenue per unsubscribe. Those three numbers tell you whether your list is a growing asset or a slowly depreciating one, and they change how you evaluate every acquisition source that feeds it.

Deliverability is the discipline that determines whether any of the other numbers matter. In February 2024 Google and Yahoo introduced bulk-sender requirements — SPF, DKIM, DMARC alignment, one-click unsubscribe, and a spam complaint rate under 0.3% — and enforcement has tightened every quarter since. Senders that ignore those requirements do not get a warning; they get a slow, invisible reduction in inbox placement that shows up first as a drop in unique opens, then a drop in clicks, then a drop in revenue, over 4–8 weeks. By the time it is obvious in the dashboard, list hygiene damage has already compounded. The teams that outperform benchmarks in 2026 are, almost without exception, the ones treating deliverability as an ongoing operational function rather than a one-off setup task — monitoring seed inbox placement, watching complaint rates by segment, and suppressing dormant subscribers before Gmail suppresses them for you.

Send time optimisation, once a favourite topic of benchmark reports, has lost most of its explanatory power. When inboxes are dominated by mobile clients and cached previews, the difference between a 9am and 11am send on engagement is usually inside the noise band. What still matters is send cadence discipline: audiences that receive three well-targeted emails a week vastly outperform audiences that receive seven broadcast emails a week, and the difference shows up most sharply in the twelve-month retention of the list itself. In our own portfolio, brands that cut send frequency by 20–30% while introducing segmented triggers saw both revenue per recipient and total revenue climb — because the list stopped shedding subscribers faster than acquisition could replace them. Benchmarks rarely surface this trade-off, but it is often the single largest lever available.

Segmentation and personalisation is where the top-decile senders separate from the median. Every serious study — Mailchimp, Klaviyo, Litmus, Campaign Monitor — reports segmented campaigns outperforming broadcast by 40–100% on click-through and revenue per recipient. The mistake most teams make is treating segmentation as a demographic exercise (age, gender, region) rather than a behavioural one (recency of purchase, engagement window, product category affinity, RFM score). Behavioural segmentation is where the compounding returns live, because the segments you build reflect actions the subscriber has already taken with you — and those actions are the strongest predictor of what they will do next. In practice, three well-designed segments (recent buyers, engaged non-buyers, dormant re-engagers) will deliver 80% of the incremental revenue that a fifteen-segment matrix promises, at a fraction of the operational cost.

Mobile-first design is now a hygiene requirement, not a competitive advantage. Roughly 65% of opens happen on a mobile device across UK ecommerce, and the shape of a good mobile email — short subject line, single primary CTA above the fold, a preview text that earns the tap, and a template that renders in dark mode — is well documented. What is under-discussed is the mobile-to-conversion handoff. Emails that click through to a slow, poorly-optimised mobile checkout are still the largest single source of revenue leakage in the average UK ecommerce funnel. If your email CTR looks healthy but revenue per click is soft, the fix is almost never in the email; it is in the landing page and the checkout that receives the click.

Finally, the industry-by-industry benchmark tables on this page should be used as a sanity check, not a target. Retail benchmarks are dragged down by mass-market senders; B2B benchmarks are inflated by triggered nurture emails to warm lists. The right question is never "am I above or below the industry average?" — it is "am I above or below my own trailing 12-month baseline, and is the trend line moving in the direction my strategy predicts?" Benchmarks give you a map. Your own longitudinal data is the compass. The teams pulling ahead in 2026 are the ones building the compass, not the ones repainting the map.

Methodology

Transparency matters. Here's how we compiled the data:

• Open rate, CTR, and conversion data — Mailchimp (2026), HubSpot (2025), Campaign Monitor (2026), Klaviyo (2025), Litmus (2026).
• Industry-specific benchmarks — Aggregated from platform-native analytics across 500+ active campaigns.
• Platform comparison — Analysis of 100+ million emails across 8 platforms in 2025–2026.
• Send time data — HubSpot Time Zone Testing Report (2025) and 50+ million emails.
• Mobile vs desktop — Litmus Email Client Report (2026), Mailchimp device analytics.
• Subject line performance — HubSpot A/B Testing (2025), Campaign Monitor, Klaviyo analysis.
• Segmentation impact — Proprietary analysis across 200+ campaigns using HubSpot, Klaviyo, ActiveCampaign.

We update this article quarterly. These benchmarks represent aggregate data across industries. Your actual performance will vary based on list quality, audience type, email frequency, offer strength, and competitive factors.

Contact us at chris@visionary-marketing.co.uk with corrections or updated data.

Frequently Asked Questions