AWeber vs Klaviyo
A detailed feature-by-feature comparison to help you choose the right email marketing platform.
AWeber
Powerfully simple email marketing
AWeber is one of the original email marketing platforms, serving small businesses since 1998. It offers the largest template library (600+) and an impressive integration ecosystem. While its automation isn't as advanced as newer competitors, its reliability and excellent affiliate program make it a solid choice.
Klaviyo
The platform for unified customer data
Klaviyo is the gold standard for ecommerce email and SMS marketing, particularly for Shopify stores. Its deep integration with ecommerce platforms enables sophisticated automated flows like abandoned cart, post-purchase, and win-back sequences based on real purchase data.
Feature Comparison
| Feature | AWeber | Klaviyo |
|---|---|---|
| Rating | 4.2/5 | 4.6/5 |
| Starting Price | $15/mo | $20/mo |
| Free Plan | 500 subscribers | 250 subscribers |
| Founded | 1998 | 2012 |
| Email Templates | 600 | 100 |
| Integrations | 750 | 350 |
| Deliverability Rate | 97.8% | 99% |
| Marketing Automation | ✓ | ✓ |
| A/B Testing | ✓ | ✓ |
| Landing Pages | ✓ | ✓ |
| Segmentation | ✓ | ✓ |
| Drag & Drop Editor | ✓ | ✓ |
| SMS Marketing | ✕ | ✓ |
| Ecommerce Features | ✓ | ✓ |
| API Access | ✓ | ✓ |
| Multi-Language | ✕ | ✓ |
| Web Push Notifications | ✓ | ✕ |
| Live Chat | ✓ | ✕ |
| Advanced Analytics | ✓ | ✓ |
AWeber: Pros & Cons
Pros
- +600+ email templates (largest library)
- +750+ integrations
- +Established and reliable (since 1998)
- +Free plan available
- +Excellent affiliate program (up to 50% recurring)
Cons
- −Interface feels dated compared to newer tools
- −Automation capabilities lag behind competitors
- −Free plan is limited
- −Lite plan restricts automations to 3
- −No SMS marketing
Klaviyo: Pros & Cons
Pros
- +Best-in-class ecommerce integrations (Shopify, WooCommerce)
- +Powerful segmentation with predictive analytics
- +Excellent deliverability (99%+)
- +Revenue attribution for every email and SMS
- +Deep customer data platform capabilities
Cons
- −Expensive for large lists
- −Steep learning curve
- −Free plan very limited (250 contacts)
- −SMS credits sold separately
- −Can be overkill for non-ecommerce businesses
The Verdict
Both AWeber and Klaviyo are strong options. Your choice depends on your specific needs: choose AWeber if you prioritize small-businesses, or Klaviyo if ecommerce is your focus.