Compare · Letterhead vs Constant Contact
A complete email platform, built to grow with you.
Constant Contact is email marketing for small businesses. Letterhead Suite is a complete email and audience platform — audience management, segmentation, automation, transactional and newsletter sending, and deliverability — with a content engine built to grow lasting relationships.
Why teams choose Letterhead over Constant Contact
Built to run newsletters as a business.
Constant Contact covers small-business email. Letterhead Suite gives you the full platform breadth — audience, segmentation, automation, sending, and deliverability — plus the content engine that turns sends into engagement.
A complete email platform
Audience management and analysis, segmentation, automation and journeys, transactional and newsletter sending, and deliverability — all in one place.
Excellence in content
A content and newsletter engine — editorial production, curation, and AI — built to grow lasting relationships, not just push campaigns.
Own the audience and the outcome
First-party audience, reader-level engagement, and revenue ops on every send.
Head to head
Where Letterhead fits next to Constant Contact.
| Capability | Letterhead | Constant Contact |
|---|---|---|
| Scope | A complete newsletter operating system — production, audience, sending, intelligence, and revenue across a portfolio of titles. | SMB marketing platform — email, SMS, social, events, and e-commerce. |
| Audience & segmentation | Unified first-party profiles with advanced, behavioral segmentation, journeys, and reader-level analytics. | Contact lists with engagement, e-commerce, and custom segments (up to unlimited on Premium). |
| Sending & deliverability | Newsletter and transactional sending on dedicated IPs, with managed deliverability, warmup, and repair. | Email and SMS sending, with a claimed 97% deliverability rate. |
| Automation & journeys | Visual journeys, triggers, and lifecycle automation — plus AI agents that curate, draft, and schedule. | Prebuilt and custom automation paths (branching triggers, abandoned cart); unlimited on Premium. |
| Content & newsletters | A full editorial production system — drag-and-drop builder, global/lockable templates, curation, approvals, and AI. | Drag-and-drop editor, hundreds of templates, AI and dynamic content. |
| Revenue ops | Built-in monetization — direct-sold ads, programmatic, sponsorships, house promos, and per-send revenue reporting. | Revenue reporting plus events, e-commerce, and acquisition ads; no native sponsorship/ad-inventory sales. |
What customers say
See Suite on your email program.
Bring your Constant Contact list and a recent send. We'll show you the full platform — and the content engine — running it.


