Datadog vs FullStory — Which One Wins?
A detailed, side-by-side comparison of Datadog and FullStory to help you pick the right tool for your workflow.
Quick Verdict
Datadog takes the lead with a 4.3 rating and is best for devops and sre teams needing comprehensive cloud infrastructure monitoring.. FullStory (4.3) is the better pick if you need enterprise digital teams needing session replay intelligence at scale..
Side-by-Side Comparison
| Criteria | Datadog | FullStory |
|---|---|---|
| Rating | ★★★★ 4.3(267) | ★★★★ 4.3(98) |
| Pricing Model | freemium | paid |
| Starter Price | $15/host/mo (Infrastructure Pro) | Custom pricing |
| Free Tier | Yes | Yes |
| Platforms | web | web |
| Learning Curve | hard | medium |
| API Available | Yes | Yes |
| Best For | DevOps and SRE teams needing comprehensive cloud infrastructure monitoring. | Enterprise digital teams needing session replay intelligence at scale. |
| Verdict | recommended | situational |
Feature Checklist
| Feature | Datadog | FullStory |
|---|---|---|
| Infrastructure monitoring | — | |
| Application performance monitoring (APM) | — | |
| Log management | — | |
| Real User Monitoring (RUM) | — | |
| Synthetic monitoring | — | |
| 750+ integrations | — | |
| Autocapture (no manual tagging) | — | |
| AI frustration detection | — | |
| Session replay at scale | — | |
| Searchable sessions | — | |
| Heatmaps | — | |
| Product analytics | — |
Datadog
Pros
- ✓Most comprehensive monitoring platform available
- ✓Unified observability correlates metrics, traces, and logs
- ✓750+ integrations cover every cloud service
Cons
- ✕Per-host pricing gets expensive at scale
- ✕Complex pricing with many add-ons
- ✕Steep learning curve for the full platform
FullStory
Pros
- ✓AI automatically identifies frustration signals at scale
- ✓Autocapture means no manual event tagging
- ✓Enterprise-grade session replay and analytics
Cons
- ✕Premium enterprise pricing (typically $10K+/year)
- ✕Overkill for small to medium websites
- ✕Opaque pricing requires sales conversations
The Bottom Line
Both Datadog and FullStory are solid tools in the Analytics & Data space. Datadog edges ahead with a stronger overall rating (4.3 vs 4.3) and is the better choice for devops and sre teams needing comprehensive cloud infrastructure monitoring.. However, if you prioritize enterprise digital teams needing session replay intelligence at scale., FullStory is worth serious consideration. We recommend trying the free tier or trial of each before committing.