PageDuel vs Optimizely

Choosing between PageDuel and Optimizely for A/B testing? Here's an honest, detailed comparison to help you decide.

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PageDuel

RECOMMENDED

Analytics + A/B testing + revenue attribution — from $9/mo

From $9/mo

Analytics + A/B testing + revenue attribution in one snippet
Usage-based — pay for the events you use, from $9/mo
Unlimited A/B experiments on every plan
Set up in under 2 minutes with one script tag
AI-powered variant generation saves hours
Flicker-free testing with edge-based delivery
Modern, intuitive UI — no learning curve
Lightweight script (<5KB) — won't slow your site
14-day free trial, no credit card required

Optimizely

Enterprise digital experience platform

From $79/mo (Feature Flags), custom for Web Experimentation

Pros

Industry pioneer with mature platform
Excellent server-side and feature flag capabilities
Strong statistical rigor (Stats Engine)
Good developer tools and SDKs
Part of a broader DXP ecosystem

Cons

Extremely expensive — enterprise pricing only for web experimentation
No self-serve pricing or free tier for A/B testing
Overly complex for simple A/B tests
Client-side snippet causes page flicker
Sales-driven process to get started

Feature-by-Feature Comparison

Feature	PageDuel	Optimizely
A/B Testing
Multivariate Testing
Visual Editor
Server-Side Testing
Personalization
Built-in Analytics
AI-Powered
Free Plan
No-Code Setup
Flicker-Free
GDPR Compliant
Unlimited Tests

Pricing Comparison

PageDuel Pricing

From $9/mo

Two plans, usage-based on monthly events: Starter from $9/mo and Growth from $19/mo at 10k events, scaling with usage. Both include unlimited A/B experiments and revenue attribution. 14-day free trial, no credit card.

Starter — $9/mo (10k events/mo), full product included
Growth — $19/mo, adds AI variants, more sites & seats
Usage-based — price scales with your monthly events
14-day free trial. No credit card required.

Optimizely Pricing

From $79/mo (Feature Flags), custom for Web Experimentation

Web experimentation pricing is custom/enterprise only. Expect $36,000+/year for meaningful usage. Feature flags start at $79/mo.

About Optimizely

Optimizely is one of the oldest and most well-known A/B testing platforms. Now part of a broader digital experience platform (DXP), Optimizely targets enterprise customers with feature flagging, server-side experimentation, and content management. However, its pricing puts it out of reach for most small businesses and startups.

Best for: Large enterprises with big budgets and complex needs

Why Choose PageDuel over Optimizely?

Plans From $9/mo

Analytics, unlimited A/B experiments, and revenue attribution in one snippet. Usage-based pricing that scales with your monthly events — start free for 14 days, no credit card.