FullStory vs Amplitude: Analytics Comparison (2026)

An independent side-by-side comparison of FullStory and Amplitude for analytics buyers — pricing, features, integrations, and how often each is cited by major AI engines.

AI Citation Scorecard

How often each is cited by major AI engines when buyers ask analytics questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.

Amplitude leads overall56% cited vs FullStory 41% across 108 probes.
ChatGPT
FullStory
6 / 12 probes
50%
Excellent
AmplitudeLeads
12 / 12 probes
100%
Excellent
Perplexity
FullStoryLeads
4 / 12 probes
33%
Good
Amplitude
3 / 12 probes
25%
Average
Gemini
FullStoryLeads
4 / 12 probes
33%
Good
Amplitude
3 / 12 probes
25%
Average
Claude
FullStory
6 / 12 probes
50%
Excellent
AmplitudeLeads
11 / 12 probes
92%
Excellent
Copilot
FullStoryLeads
2 / 6 probes
33%
Good
Amplitude
1 / 6 probes
17%
Average
Scale:NoneLowFairStrongExcellent

Probes run hourly; each (engine × query) combo retests every ~3 days.

Pricing

FullStory
Starting price
Free tier
Yes
fullstory.com
Amplitude
Starting price
$49/month
Free tier
Yes
amplitude.com

Key Features

FullStory
  • 30,000 monthly sessions
  • 12 months of analytics retention
  • Session Replay
  • Basic analytics
  • Debugging tools
  • Core capabilities for 10 users
Amplitude
  • 10K MTUs, up to 2M events
  • Out-of-the-box analytics and templates
  • Session Replay
  • Unlimited feature flags
  • Web Experimentation
  • AI Feedback
  • Unlimited sources and destinations
  • Access to community and academy

When to choose FullStory

Choose FullStory if your team prioritizes its strengths over Amplitude's. Full guidance populates as FullStory's feature data is indexed.

When to choose Amplitude

Choose Amplitude if your team prioritizes its strengths over FullStory's. Full guidance populates as Amplitude's feature data is indexed.

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