Klaviyo vs Constant Contact compared

Head to Head · Email Marketing
★ Our pick
Klaviyo
88 /100
vs
Challenger
Constant Contact
81 /100
◂ Klaviyo Advantage Constant Contact ▸
A 7 point edge to Klaviyo on automation and ecommerce. Constant Contact answers with live phone support.

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Reviewed by M. HALLORAN·Updated MAY 2026·How we vet
The verdict
Klaviyo wins on automation and stores. Constant Contact trades that for live phone support.
Scored side by side
Criteria Klaviyo Constant Contact Winner
Deliverability
90
84
Klaviyo
Automation
92
72
Klaviyo
Value for money
80
74
Klaviyo
Ease of use
82
86
Constant Contact
Integrations
86
80
Klaviyo
Choose Klaviyo if…
+You run a Shopify or BigCommerce store
+You want best in class ecommerce segmentation
+Email driven store revenue is the main goal
Choose Constant Contact if…
+You want live phone support and hand holding
+You run event invites and simple newsletters
+You prefer a flat, predictable starting price

Feature for feature

✓ full  ·  ∼ partial  ·  — none
Capability Klaviyo Constant Contact
Free plan
Marketing automation
Native SMS
Ecommerce store sync
Open REST API
Pricing side by side
Klaviyo
Free
$0
250 active profiles, 500 emails a month, 150 SMS credits
Email
From $20/mo
Priced by active profiles, scales with list size
Email and SMS
From $35/mo
Adds 1,250 SMS and MMS credits a month
Constant Contact
Lite
$12/mo
500 contacts, up to 10x contacts in monthly sends
Standard
$35/mo
Adds automation and 12x contacts in monthly sends
Premium
$80/mo
24x sends, advanced reporting and SEO tools

Pricing as of June 2026. Vendors change plans often · check the vendor for current pricing.