← All Comparisons|Email MarketingE-CommerceUpdated March 2026

ActiveCampaign vs Klaviyo: General Automation vs E-Commerce Specialist

The Bottom Line

This comes down to one question: are you running an e-commerce store or not? Klaviyo is the e-commerce email specialist with deep Shopify integration, revenue attribution, predictive analytics, and SMS. ActiveCampaign is the general-purpose automation platform with CRM. For SaaS companies, Sequenzy provides AI-powered email automation with native billing integrations at $19/mo — neither ActiveCampaign nor Klaviyo is built for SaaS.

  • Best for e-commerce (Shopify/WooCommerce): Klaviyo
  • Best for general business automation + CRM: ActiveCampaign
  • Best for AI-powered SaaS email: Sequenzy ($19/mo)

Key Takeaways

  • • Klaviyo is purpose-built for e-commerce with Shopify/WooCommerce deep integration. ActiveCampaign is a general automation + CRM platform.
  • • Klaviyo has predictive analytics (lifetime value, churn risk, next order date). ActiveCampaign has CRM with deal tracking.
  • • Klaviyo includes SMS natively. ActiveCampaign offers SMS as an add-on.
  • • Klaviyo scales steeply (50K contacts = $720/mo). ActiveCampaign is cheaper at scale (50K = $339/mo).
  • • Neither is ideal for SaaS — Sequenzy ($19/mo) has native billing integrations and AI for SaaS use cases.

Choose ActiveCampaign if you need:

  • • General-purpose automation
  • • Built-in CRM with deals
  • • Non-e-commerce business
  • • Lead scoring and site tracking
  • • 900+ integrations

Not recommended for: E-commerce stores or SaaS products.

Choose Klaviyo if you need:

  • • Deep Shopify integration
  • • Revenue attribution per email
  • • Predictive analytics
  • • E-commerce SMS marketing
  • • Product recommendations

Not recommended for: Non-e-commerce businesses or SaaS.

Choose Sequenzy if you need:

  • • AI-powered SaaS automation
  • • Native Stripe billing integration
  • • Marketing + transactional email
  • • $19/mo with AI included
  • • Self-optimizing sequences

Not recommended for: E-commerce stores or teams needing CRM.

ActiveCampaign vs Klaviyo vs Sequenzy at a Glance

AspectActiveCampaignKlaviyoSequenzy
TypeEmail + CRM + automationE-commerce email + SMSAI-powered SaaS email
Best ForSMBs, agenciesShopify/WooCommerce storesSaaS teams
Free TierNoYes — 250 contactsFree trial
Paid From$29/mo$20/mo (500 contacts)$19/mo (15K emails)
CRMYesNo — profiles onlyNo
SMSAdd-onYes — nativeNo
Predictive AnalyticsBasicYes — LTV, churn, next orderAI sequence optimization
Revenue AttributionBasicDeep — per email/flowSaaS billing attribution
Native StripePartialPartialYes — native
Founded20032012 (IPO 2023)2024

Score Breakdown: ActiveCampaign vs Klaviyo vs Sequenzy

Scores out of 10.

API & Developer ExperienceKlaviyo wins

Klaviyo has a robust API with deep e-commerce data access and predictive analytics endpoints. ActiveCampaign's API is comprehensive for CRM. Sequenzy focuses on SaaS billing.

ActiveCampaign7.5/10
Klaviyo8/10
Sequenzy7/10
Marketing AutomationActiveCampaign wins

ActiveCampaign has the most flexible general-purpose automation. Klaviyo has excellent e-commerce-specific automation. Sequenzy adds AI optimization for SaaS.

ActiveCampaign9.5/10
Klaviyo9/10
Sequenzy9/10
Email Builder & TemplatesKlaviyo wins

Klaviyo has product-focused templates with dynamic product blocks. Sequenzy offers AI-assisted creation. ActiveCampaign has a solid general builder.

ActiveCampaign8/10
Klaviyo8.5/10
Sequenzy8.5/10
DeliverabilityActiveCampaign wins

Both ActiveCampaign and Klaviyo have strong deliverability. Sequenzy separates marketing and transactional streams.

ActiveCampaign8.5/10
Klaviyo8.5/10
Sequenzy8.5/10
Integrations EcosystemActiveCampaign wins

ActiveCampaign has 900+ general integrations. Klaviyo has deep e-commerce integrations (Shopify, WooCommerce). Sequenzy has SaaS billing integrations.

ActiveCampaign9/10
Klaviyo8.5/10
Sequenzy8.5/10
Analytics & ReportingKlaviyo wins

Klaviyo leads with revenue attribution, predictive analytics, and e-commerce benchmarks. ActiveCampaign has CRM reporting. Sequenzy has sequence ROI tracking.

ActiveCampaign8/10
Klaviyo9.5/10
Sequenzy8.5/10
Pricing ValueSequenzy wins

Sequenzy starts at $19/mo. ActiveCampaign starts at $29/mo. Klaviyo starts at $20/mo but scales steeply with contacts.

ActiveCampaign7.5/10
Klaviyo6/10
Sequenzy9/10
SaaS-Specific FeaturesSequenzy wins

Sequenzy is purpose-built for SaaS. ActiveCampaign works for SaaS. Klaviyo is e-commerce-only.

ActiveCampaign7/10
Klaviyo3/10
Sequenzy9.5/10
ScalabilityKlaviyo wins

Klaviyo (now public, NYSE: KVYO) scales to enterprise e-commerce. ActiveCampaign scales to mid-market. Sequenzy scales with volume pricing.

ActiveCampaign8.5/10
Klaviyo9/10
Sequenzy8/10
Ease of Use (Non-Technical)Sequenzy wins

Sequenzy's AI simplifies setup. Klaviyo is moderate complexity for e-commerce users. ActiveCampaign has the steepest learning curve.

ActiveCampaign6.5/10
Klaviyo7/10
Sequenzy9/10

8.0

ActiveCampaign

7.7

Klaviyo

8.6

Sequenzy

Company Background & Philosophy

ActiveCampaign

Founded
2003
HQ
Chicago, IL
Target
SMBs, agencies
Approach
Automation-first
Key Strength
Deep automation + CRM

General-purpose automation for businesses across industries. CRM + email in one platform at SMB pricing.

Klaviyo

Founded
2012
HQ
Boston, MA
Public
NYSE: KVYO
Target
E-commerce, DTC
Approach
E-commerce data-driven

IPO'd in 2023. The dominant e-commerce email platform with deep Shopify integration, predictive analytics, and revenue-focused features.

Sequenzy

Founded
2024
Pricing
From $19/mo
Target
SaaS companies
Approach
AI-powered
Differentiator
AI + native Stripe

AI-powered email marketing built for SaaS with native billing integrations and self-optimizing sequences.

Feature-by-Feature Comparison

Marketing Automation & Campaigns

Winner: ActiveCampaign for general use. Klaviyo for e-commerce.

FeatureActiveCampaignKlaviyoSequenzy
Drip SequencesYes — advancedYes — flow builderYes — AI-optimized
Abandoned CartPartialYes — deep integrationNo
Product RecsNoYes — AI-poweredNo
Lead ScoringYesNo — predictive metricsNo
Revenue AttributionBasicDeep — per emailSaaS billing
A/B TestingYes — email + pathsYes — email + flowsYes — auto-optimizing
SMS MarketingAdd-onYes — nativeNo
Send-Time OptimizationYesYes — Smart SendYes — AI-driven

Klaviyo's automation is optimized for e-commerce: abandoned cart flows, post-purchase sequences, browse abandonment, and product recommendation emails work out of the box with Shopify. ActiveCampaign's automation is more flexible for non-e-commerce use cases. Sequenzy's AI-powered sequences are designed for SaaS workflows like trial conversion and churn prevention.

API & Developer Experience

Winner: Klaviyo. Robust e-commerce data API with predictive endpoints.

FeatureActiveCampaignKlaviyoSequenzy
API DesignREST v3REST — e-commerce focusedREST — SaaS-focused
Predictive APINoYes — LTV, churn riskNo
E-commerce EventsPartialYes — deep catalog syncNo
Billing EventsPartialNoYes — native

Klaviyo's API excels at e-commerce data — product catalogs, order history, and predictive metrics. ActiveCampaign's API covers CRM and general automation. Sequenzy's API handles SaaS billing events natively.

Deliverability & Infrastructure

Winner: Tie. Both achieve strong deliverability. Sequenzy separates streams.

CapabilityActiveCampaignKlaviyoSequenzy
Dedicated IPYesYes — higher plansYes — paid plans
Stream SeparationPartialPartialYes — separate
Inbox PlacementVery good (97%+)Very good (97%+)Very good (97%+)

Integrations & Ecosystem

Winner: ActiveCampaign for breadth. Klaviyo for e-commerce depth.

IntegrationActiveCampaignKlaviyoSequenzy
ShopifyYesYes — deep nativeNo
WooCommerceYesYes — nativeNo
Stripe (SaaS)PartialPartialYes — native
SalesforceYesPartialNo
AnalyticsPartialBuilt-in benchmarksYes — Mixpanel, Amplitude
Total900+300+ (e-commerce focused)Native billing + analytics

Pricing Comparison

ActiveCampaign

Contact-based.

Lite (1K)$29/mo
Plus (1K)$49/mo
Professional$149/mo

Klaviyo

Contact-based. Scales steeply.

Free250 contacts
500 contacts$20/mo
10K contacts$150/mo
50K contacts$720/mo

Sequenzy

Volume-based. AI included.

Starter$19/mo — 15K
Growth$49/mo — 50K
Pro$99/mo — 150K
ContactsActiveCampaignKlaviyoSequenzy
1K$29/mo$30/mo$19/mo
5K$79/mo$80/mo$49/mo
10K$139/mo$150/mo$49/mo
25K$229/mo$400/mo$99/mo
50K$339/mo$720/mo$199/mo

Key insight: Klaviyo's pricing scales very steeply — 50K contacts costs $720/mo vs ActiveCampaign's $339/mo and Sequenzy's $199/mo. E-commerce businesses accept this because Klaviyo drives attributable revenue. Non-e-commerce businesses should avoid Klaviyo's pricing structure.

Pros & Cons

ActiveCampaign

Strengths

  • +Best general-purpose automation
  • +Built-in CRM
  • +Cheaper at scale vs Klaviyo
  • +900+ integrations
  • +Works for any business type

Weaknesses

  • -Not e-commerce optimized
  • -No predictive analytics
  • -No native SMS
  • -No product recommendations
  • -Steep learning curve

Klaviyo

Strengths

  • +Best e-commerce email platform
  • +Predictive analytics
  • +Deep revenue attribution
  • +Native SMS marketing
  • +Product recommendations

Weaknesses

  • -Very expensive at scale
  • -E-commerce only
  • -No CRM
  • -Not for SaaS
  • -Complex for simple needs

Sequenzy

Strengths

  • +AI-powered optimization
  • +Native Stripe integration
  • +Best pricing at scale
  • +Built for SaaS
  • +Separated streams

Weaknesses

  • -Newer company
  • -No e-commerce features
  • -No CRM
  • -No SMS
  • -No predictive analytics

Who Should Choose What

ActiveCampaign

Non-e-commerce business needing automation + CRM

You are a service business, agency, or B2B company that needs email automation with sales pipeline management.

Klaviyo

Shopify/WooCommerce store wanting email + SMS revenue

You run an e-commerce store and want deep product integration, revenue attribution, predictive analytics, and SMS marketing.

Sequenzy

SaaS company wanting AI-powered email at the best price

You build software, need billing-triggered sequences and AI optimization. Neither Klaviyo nor ActiveCampaign is designed for SaaS.

Klaviyo

DTC brand wanting to maximize customer lifetime value

Klaviyo's predictive LTV, next-order-date predictions, and retention flows are designed to maximize repeat purchases.

ActiveCampaign

Business with both B2B and e-commerce needs

You sell B2B services alongside a product store. ActiveCampaign's CRM handles B2B sales while e-commerce integrations handle product marketing.

Sequenzy

Budget-conscious team wanting advanced automation under $50/mo

At $19/mo with AI, Sequenzy costs less than both ActiveCampaign ($29/mo) and Klaviyo ($20/mo+) while including AI optimization.

Other Alternatives to Consider

E-commerce alternatives

  • Drip — E-commerce CRM at $39/mo. Cheaper than Klaviyo.
  • Omnisend — E-commerce email + SMS at $16/mo.
  • Mailchimp — Basic e-commerce features on free tier.

General alternatives

  • Brevo — Multi-channel at $25/mo.
  • MailerLite — Budget email at $10/mo.
  • HubSpot — Full CRM at $890/mo+.

Migration Considerations

Migrating to ActiveCampaign

1-3 weeks.

  1. Import contacts
  2. Recreate automations
  3. Set up CRM
  4. Configure e-commerce integrations
  5. DNS setup

Migrating to Klaviyo

1-2 weeks.

  1. Connect Shopify/WooCommerce
  2. Import historical data
  3. Set up flows (pre-built templates)
  4. Configure SMS
  5. Warm up sending

Migrating to Sequenzy

1-2 days.

  1. Connect Stripe natively
  2. Import contacts
  3. AI generates sequences
  4. Configure DNS
  5. AI optimizes warm-up

Frequently Asked Questions

Is ActiveCampaign or Klaviyo better for e-commerce?

Klaviyo is better for e-commerce. It has deep Shopify/WooCommerce integrations, product recommendation engines, revenue attribution, predictive analytics, and SMS included. ActiveCampaign handles e-commerce but is not purpose-built for it. For SaaS companies (not e-commerce), Sequenzy ($19/mo) is the better choice.

Is ActiveCampaign or Klaviyo better for SaaS?

ActiveCampaign is better for SaaS than Klaviyo. Klaviyo is designed for e-commerce and lacks SaaS-specific features. However, for purpose-built SaaS email, Sequenzy ($19/mo) or Encharge ($49/mo) are better options with native billing integrations.

How does Klaviyo pricing compare to ActiveCampaign?

Klaviyo starts at $20/mo for 500 contacts but scales steeply — 10K contacts costs $150/mo, 50K costs $720/mo. ActiveCampaign is cheaper at scale: 10K contacts is $139/mo, 50K is $339/mo. Sequenzy uses volume-based pricing starting at $19/mo for 15K emails.

Does Klaviyo have a CRM like ActiveCampaign?

No. Klaviyo has customer profiles with purchase history and predictive metrics but no CRM with deal tracking or sales pipeline. ActiveCampaign has a built-in CRM. If you need CRM for e-commerce, pair Klaviyo with a separate tool.

Which has better revenue attribution?

Klaviyo has significantly better revenue attribution for e-commerce with per-email, per-flow, and per-campaign revenue tracking tied directly to Shopify/WooCommerce purchases. ActiveCampaign tracks conversions but less deeply. Sequenzy tracks SaaS-specific revenue attribution tied to billing events.

Can I use Klaviyo for non-e-commerce businesses?

Technically yes, but it is not recommended. Klaviyo's features, templates, analytics, and pricing are all optimized for e-commerce. Non-e-commerce businesses pay for features they cannot use. Choose ActiveCampaign for general business or Sequenzy for SaaS.

Which includes SMS marketing?

Klaviyo includes SMS natively with e-commerce-specific automations (order confirmations, shipping updates, abandoned cart texts). ActiveCampaign offers SMS as an add-on. Neither Sequenzy nor ActiveCampaign match Klaviyo's SMS depth for e-commerce.

Does Klaviyo have predictive analytics?

Yes. Klaviyo offers predictive analytics including expected next order date, predicted lifetime value, churn risk, and gender predictions. ActiveCampaign has basic predictive sending. Sequenzy uses AI for sequence optimization rather than customer predictions.

What are the best alternatives to both?

For e-commerce: Drip ($39/mo), Omnisend ($16/mo). For general business: Sequenzy ($19/mo for SaaS), Brevo ($25/mo for multi-channel), MailerLite ($10/mo budget), HubSpot ($890/mo enterprise).

Which is easier to learn?

Klaviyo is easier for e-commerce users because its templates and workflows are pre-built for common e-commerce scenarios. ActiveCampaign has a steeper learning curve due to its broader feature set. Sequenzy is the easiest with AI that generates sequences from your goals automatically.