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CodeGecko vs Vercel Speed Insights
Vercel Speed Insights is the quickest way to see Core Web Vitals if your site is on Vercel. CodeGecko works on any host and compares each release with the last one.
The short version
- Speed Insights is built into Vercel and turns on in a few clicks.
- It only works for sites hosted on Vercel.
- You filter by time range and environment and read the charts yourself.
- CodeGecko gives each release a verdict per page and device, on any host.
Side by side
| CodeGecko | Vercel Speed Insights | |
|---|---|---|
| Tells you if a release got slower | Yes, a verdict for every release | You compare time ranges on the charts yourself |
| Per page and device | Yes, every page on phones and computers | Per route or path, with filters |
| Waits for enough visits | Yes, at least 30 visits on each side | Not a release-by-release check |
| Works on any host | Yes | Only on Vercel |
| Page weight, third parties, JS errors | Yes, per release | Not part of Speed Insights |
| Setup | A script tag and one CI step | A toggle and a package, if you’re on Vercel |
Based on Vercel Speed Insights’s public docs, checked October 2026: Vercel docs: Using Speed Insights · Vercel docs: Limits and pricing. Spot something out of date? Tell us.
Which one fits you?
Pick CodeGecko if
- You host somewhere else, or on several hosts.
- You want to know what each deploy changed, not just today’s numbers.
- You also want page weight, third-party cost and error rates per release.
Pick Vercel Speed Insights if
- Your site is on Vercel and you just want a quick score.
- You don’t deploy often enough to need release checks.
See it on your own releases.
Explore the demo to see a real release verdict, or ask us anything about switching.
