Klaviyo vs Omnisend: E-commerce Email Marketing Showdown

Klaviyo and Omnisend are both e-commerce-focused email marketing platforms, but they approach the market differently. Klaviyo is the established leader with deep data integration and enterprise-grade features, while Omnisend positions itself as the more accessible alternative with built-in SMS, competitive pricing, and multi-channel capabilities out of the box.

This comparison helps e-commerce businesses choose between the premium power of Klaviyo and the integrated value of Omnisend.

At a Glance

Klaviyo Overview

Market Position

Klaviyo is the dominant e-commerce email platform, especially for Shopify stores. It processes data from 100,000+ stores and is known for deep integrations, predictive analytics, and sophisticated segmentation.

Key Strengths

Data Integration:

• Real-time Shopify sync
• 300+ data points per customer
• Predictive LTV
• Churn prediction
• Product recommendations

Segmentation:

• Event-based segments
• Purchase history
• Browse behavior
• Predictive segments
• Custom properties

Automation (Flows):

• Visual flow builder
• Abandoned cart
• Browse abandonment
• Win-back
• Post-purchase
• Customer lifecycle

Channels:

• Email
• SMS (add-on)
• Push notifications

Klaviyo Pricing

Klaviyo Pros and Cons

Pros:

• Best-in-class e-commerce integration
• Sophisticated segmentation
• Predictive analytics
• Large integration ecosystem
• Proven at scale
• Strong deliverability

Cons:

• Expensive at scale
• Steeper learning curve
• SMS costs extra
• Complex for beginners
• Limited free tier

Omnisend Overview

Market Position

Omnisend (formerly Soundest) positions itself as the e-commerce marketing platform for growing businesses. It differentiates through bundled SMS, better templates, and easier multi-channel management.

Key Strengths

Multi-Channel:

• Email
• SMS (included)
• Push notifications
• Facebook Messenger
• WhatsApp (beta)
• Google Ads integration

E-commerce:

• Shopify, WooCommerce, BigCommerce
• Product picker
• Unique discount codes
• Cart recovery
• Product recommendations

Templates:

• 200+ templates
• E-commerce focused
• Gamification (wheel of fortune)
• Landing pages
• Pop-ups

Automation:

• Pre-built workflows
• Visual editor
• Split automation
• A/B testing

Omnisend Pricing

Pro includes:

• Free SMS credits
• Advanced reporting
• Customer success manager
• Facebook custom audiences

Omnisend Pros and Cons

Pros:

• SMS included in pricing
• Excellent templates
• Easy multi-channel
• Better value
• Great support
• Gamification features
• User-friendly

Cons:

• Less sophisticated than Klaviyo
• Smaller integration ecosystem
• Less predictive analytics
• Newer platform
• Email deliverability slightly lower

Feature Comparison

E-commerce Integration

Klaviyo:

• Real-time Shopify sync
• Deepest data integration
• 300+ data points
• Product catalog sync
• Advanced event tracking

Omnisend:

• Good Shopify integration
• Solid data sync
• Product picker
• Standard event tracking

Winner: Klaviyo (significantly deeper)

Email & SMS

Klaviyo:

• Email: Primary strength
• SMS: Add-on ($0.01/message)
• Separate management
• Powerful individually

Omnisend:

• Email: Very good
• SMS: Included (fair use)
• Unified platform
• Easier coordination

Winner: Omnisend (value and integration)

Templates and Design

Klaviyo:

• 50+ templates
• Clean, minimal
• E-commerce focused
• Customizable

Omnisend:

• 200+ templates
• Modern designs
• More variety
• Gamification elements

Winner: Omnisend

Automation

Klaviyo:

• Flow builder
• Complex branching
• Predictive triggers
• Split testing
• Sophisticated conditions

Omnisend:

• Automation workflows
• Good branching
• Pre-built recipes
• A/B testing
• Easier to use

Winner: Klaviyo (more powerful), Omnisend (easier)

Multi-Channel

Klaviyo:

• Email (excellent)
• SMS (excellent, but extra cost)
• Push (good)
• Focused on owned channels

Omnisend:

• Email (very good)
• SMS (included)
• Push (very good)
• Facebook Messenger
• WhatsApp
• Google Ads

Winner: Omnisend

Pricing Value Analysis

Small Store (1,000 contacts)

Klaviyo:

• Email: $30/month
• + SMS: $40/month
• + Push: Included

Omnisend:

• Standard: $20/month
• Pro: $79/month (includes SMS)

Winner: Omnisend (40% cheaper for email+SMS)

Growing Store (10,000 contacts)

Klaviyo:

• Email: $150/month
• + SMS: $175/month

Omnisend:

• Standard: $115/month
• Pro: $250/month (includes SMS)

Winner: Omnisend Standard (23% cheaper), Pro similar to Klaviyo+SMS

Large Store (50,000 contacts)

Klaviyo:

• Email: $720/month
• + SMS: $800+/month

Omnisend:

• Standard: $520/month
• Pro: $1,000/month

Winner: Omnisend Standard (28% cheaper)

Use Case Scenarios

New Shopify Store

Profile: Just launched, learning e-commerce marketing

Klaviyo:

• Powerful but complex
• May overwhelm
• Expensive as you grow

Omnisend:

• Easier learning curve
• Built-in SMS
• Better value
• Great support

Recommendation: Omnisend

Established Shopify Brand

Profile: $5M+ revenue, data-driven

Klaviyo:

• Deep data integration
• Predictive analytics
• Proven at scale
• Worth the investment

Omnisend:

• May lack sophistication
• Simpler reporting
• Could outgrow

Recommendation: Klaviyo

Multi-Channel Retailer

Profile: Online + physical, multiple touchpoints

Klaviyo:

• Strong online focus
• Limited offline features
• Email/SMS strong

Omnisend:

• More channel options
• Easier coordination
• Better multi-channel view

Recommendation: Omnisend

High-Growth DTC Brand

Profile: Rapidly scaling, need sophisticated automation

Klaviyo:

• Scales with you
• Advanced features
• Industry standard
• Integration ecosystem

Omnisend:

• May limit growth
• Less sophisticated
• Could require migration

Recommendation: Klaviyo

Migration Considerations

Switching to Omnisend from Klaviyo

Why switch:

• Cost savings
• Easier multi-channel
• Better templates
• Included SMS

Challenges:

• Rebuild automation
• Less sophisticated segmentation
• Data integration differences

Switching to Klaviyo from Omnisend

Why switch:

• Hit sophistication ceiling
• Need predictive analytics
• Scale requires more power
• Integration ecosystem

Challenges:

• Higher costs
• Steeper learning curve
• SMS becomes extra cost

Frequently Asked Questions

Is Omnisend as good as Klaviyo? For many e-commerce businesses, yes. Omnisend offers 80% of Klaviyo's power at 60-70% of the cost, with easier multi-channel management.

Should I start with Klaviyo or Omnisend? Start with Omnisend if you're new to e-commerce or value multi-channel and SMS. Start with Klaviyo if you're data-driven and plan to scale significantly.

Does Omnisend work with Shopify? Yes, very well. While not as deeply integrated as Klaviyo, Omnisend's Shopify integration is solid and sufficient for most stores.

Is Klaviyo worth the extra cost? For stores doing $1M+ with sophisticated marketing needs, usually yes. The predictive analytics and deeper data often generate ROI that justifies the cost.

Which has better email deliverability? Both are good. Klaviyo has a slight edge due to its focus on e-commerce deliverability and sender reputation management.

Can I use both email and SMS together? Both platforms support this. Omnisend includes SMS in pricing, while Klaviyo charges separately. Omnisend makes multi-channel coordination easier.

Which is better for small stores? Omnisend is generally better for small stores due to lower costs, easier learning curve, and included SMS.

Conclusion: Power vs. Practicality

Klaviyo and Omnisend represent different approaches to e-commerce marketing. Klaviyo offers maximum power, sophistication, and data depth for serious e-commerce operators. Omnisend offers practical multi-channel capabilities, better value, and easier execution for growing businesses.

Choose Klaviyo if:

• You're an established e-commerce brand
• Data sophistication drives your strategy
• Predictive analytics matter
• You have the budget for premium tools
• Shopify is your primary platform

Choose Omnisend if:

• You're a growing e-commerce business
• Multi-channel marketing is important
• SMS is part of your strategy
• Value matters
• You want an easier learning curve

For most e-commerce businesses under $5M in revenue, Omnisend delivers everything needed at a better price. As you scale and sophistication becomes critical, Klaviyo's premium features become worth the investment.