Start with Klaviyo (e-commerce revenue attribution at scale)
At 5,000–50,000 contacts with a Shopify-native store, Klaviyo's predictive analytics and per-email revenue reporting justify the premium over Omnisend. The native Shopify sync pulls real-time order data, browse events, and product catalog into Klaviyo automatically—enabling segments like 'viewed category X but didn't purchase in 14 days' that drive measured revenue lift. For DTC brands optimizing email toward revenue-per-recipient rather than open rate, Klaviyo consistently outperforms alternatives.
- Recommendation: Klaviyo, Omnisend
Recommended starting points
Based on your constraints, these products typically fit best. Read each decision brief to confirm pricing behavior and limits match your reality.
Klaviyo
E-commerce-focused email and SMS platform with native Shopify/BigCommerce integration, per-email revenue attribution, and predictive analytics. Free for 250 contacts; pricing scales with list and SMS
Omnisend
E-commerce marketing automation with pre-built Shopify/WooCommerce workflows, email + SMS + push notifications in one plan. Free for 250 contacts; Standard at $16/mo for 500 contacts.
Why this recommendation
At 5,000–50,000 contacts with a Shopify-native store, Klaviyo's predictive analytics and per-email revenue reporting justify the premium over Omnisend. The native Shopify sync pulls real-time order data, browse events, and product catalog into Klaviyo automatically—enabling segments like 'viewed category X but didn't purchase in 14 days' that drive measured revenue lift. For DTC brands optimizing email toward revenue-per-recipient rather than open rate, Klaviyo consistently outperforms alternatives.