Bolt vs v0
Two of the most popular vibe coding platforms, built on completely different infrastructure. bolt.new runs on Supabase, v0.dev runs on Vercel. Here's how they compare.
v0 is 2.7x faster per request — 134ms median CRUD latency vs Bolt's 363ms. Bolt has proven burst handling — tested up to 500 concurrent users with zero errors and 203 RPS. v0's burst test was capped at 10 users by Vercel's load-test detection, so we can't compare concurrency directly.
Benchmark comparison
All latency values in milliseconds. Lower is better. Winner highlighted in green.
| Metric | Bolt | v0 | Diff |
|---|
Latency comparison
Median response time across all API operations.
Infrastructure
Completely different stacks — Supabase vs Vercel.
Bolt
v0
Bolt vs v0 in depth
Bolt and v0 sit at opposite ends of the latency spectrum in this benchmark. v0, running on Vercel Serverless Functions with Neon Postgres, is by far the quicker platform per request. Its CRUD operations average about 134ms at the median, while Bolt, built on Supabase Edge Functions, averages roughly 363ms. The widest single gap is on updates, where v0 returns in 135ms against Bolt's 451ms. For interactive apps, v0 simply feels faster.
The query numbers reinforce the split. v0 reads a filtered list in 148ms to Bolt's 296ms and runs an aggregation in 149ms against 317ms, and its ping leads 124ms to 180ms. The one place Bolt looks steadier is write-tail behaviour: v0's create median of 136ms hides a 999ms spike at the 95th percentile, whereas Bolt's create stays a more uniform 339ms to 378ms. Bolt is slower but rarely surprises.
Under load the comparison flips to whatever can be measured. Vercel's load-test detection blocked v0 beyond 10 concurrent users, leaving no high-concurrency data and a 0.6% error rate even at that light level. Bolt was pushed to 500 concurrent users and handled them cleanly: 203 requests per second, zero errors, a 2.3s median. v0 wins the speed race when lightly loaded, but Bolt is the only one here with a proven high-throughput, error-free result.
v0 earns the higher production score at 76 and a B grade, against Bolt's 68 and a C, on the strength of its low everyday latency. Pick v0 when fast typical responses matter most and your traffic is modest. Pick Bolt when you expect real concurrency, since it sustains nearly three times the throughput v0 could even be tested at, without dropping a single request.
Frequently asked questions
Is v0 faster than Bolt?
Yes, substantially. v0 delivers 134ms median CRUD latency compared to Bolt's 363ms — about 2.7x faster on individual API requests. The difference stems from the serverless runtime layer — Vercel Serverless Functions vs Supabase Edge Functions.
How does Bolt handle concurrent users?
Bolt handles concurrency well. At 500 simultaneous users, it maintained 203 requests per second with zero errors. Latency increased to 2.3s median at that level, which is expected behavior under heavy load. v0's concurrency wasn't fully tested due to Vercel's load-test safeguards.
Which has better database query performance?
v0 — its filtered list queries run at 148ms vs Bolt's 296ms, and aggregation queries at 149ms vs 317ms. Both use managed Postgres, but the different serverless runtimes and generated SQL create a significant performance gap.
Should I use Bolt or v0?
Choose Bolt if you want a browser-based IDE with WebContainers, team collaboration, and proven high-concurrency performance. Choose v0 if individual request speed matters most and you want tight integration with the Vercel deployment platform.