80% -- roi difference doi vs soi for email marketing (2026)

Name: ROI Difference Doi Vs Soi Statistics
Creator: Lighthouse Intelligence
Published: 2026-08-12

2026 · Litmus

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Attribution: Litmus View source

Lighthouse Research Team

Last verified: 2026-08-12 · How we verify data →

Source verified Evidence graded

Value

80%

Unit

Percentage

Data Vintage

2026

Entity

email marketing

Evidence Quality

Strong, reliable evidence

Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.

62/100 confidence

Single source - not yet corroborated

Score breakdown

Extraction

Source Trust

Citation Chain

Independence

Methodology

Freshness

Source

Litmus Primary Tier B

https://www.litmus.com/resources/email-marketing-roi?hubs_content=blog.hubspot.com/&hubs_content-c… ↗

Confidence: 72/100 Vintage: 2026 Channel: Common Crawl

Source Article

CMO's Guide to Email Marketing ROI

Download the Guide Sharing Whether you’re a CMO, on the path to becoming one, or want an inside look at how the most effective marketing channel in your toolkit—email—can drive the highest return on your investment (ROI), you’re in the right place. On average, email drives an ROI of $36 for every do…

Original Research

Litmus · Original study ↗

Methodology

Single opt in (SOI) programs show an 80% higher return than Double opt in (DOI) programs.

Methodology documented

Segmentation

Industryemail_marketing,marketing_tech RoleAll marketers Channelemail

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Plain Text

email marketing: 80% roi difference doi vs soi. Source: Litmus (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/doi-vs-soi-roi

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<blockquote cite="https://lighthousedata.io/data/doi-vs-soi-roi" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>80%</strong> -- roi difference doi vs soi for email marketing<br><small>Source: Litmus (2026) · <a href="https://lighthousedata.io/data/doi-vs-soi-roi" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>

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