Picking an email marketing platform in 2026 requires answering one question first:what kind of audience do you have?A bootstrapped Substack writer, a 5-person e-commerce store, and a Series-B SaaS need wildly different tools.
Match the Platform to Your Audience
- Kit(formerly ConvertKit)— Best for creators, newsletters, info products. Tag-based automation. Free up to 10K subs.
- Klaviyo— Best for e-commerce. Native Shopify integration unmatched. From $20/mo (251 contacts).
- Mailchimp— Best for general SMBs that want all-in-one (email + social + landing pages). $13/mo entry.
- Brevo(formerly Sendinblue)— Best price-per-volume. Pay per email sent, not per contact. Free 300/day.
Pricing in May 2026
| Tool | Free Tier | 10K Contacts | 100K Contacts |
|---|---|---|---|
| Mailchimp | 500 contacts | $135/mo (Standard) | $1,000/mo |
| Kit | 10K contacts (real) | $79/mo (Creator) | $549/mo |
| Brevo | 300 emails/day | $25/mo (5K emails/day) | $65/mo (Business) |
| Klaviyo | 250 contacts | $150/mo | $1,200/mo |
What Each One Wins At
Kit — Creator-First Tagging
Kit doesn't have lists — it has tags and segments. This is genuinely better for creators selling multiple products. The Creator Network referral system added this year is paying creators meaningful $$ via cross-promotion. Forms and landing pages included free.
Klaviyo — E-commerce DNA
Klaviyo's revenue attribution is the gold standard for Shopify and BigCommerce. Predictive analytics surface customers likely to churn or repurchase. AI Subject Line Generator is best-in-class. The price is real but pays for itself if your AOV >$50.
Mailchimp — Brand Recognition + Breadth
Mailchimp ships email + landing pages + social ads + transactional + appointments. For SMBs that want one tool for everything, it's hard to beat. Deliverability is solid. Templates library is extensive.
Brevo — Volume Pricing Wins
Brevo's pay-per-email model is genius for low-frequency-high-list senders. If you have 50K contacts but email them once a month, Brevo is 5x cheaper than Klaviyo. Includes SMS, transactional email (TransactionalSMTP), and live chat.
Deliverability Reality Check
All four platforms have similar deliverability when used correctly. What kills inbox placement is YOUR list hygiene, not the vendor. Set up SPF/DKIM/DMARC, validate emails on signup withZeroBounceorNeverBounce, sunset inactive subscribers after 6 months.