How much faster is Rust than Node?

Node time ÷ Rust time. 1× = tie. One case Node wins.

1×2×5×10×20×40×GC medianshort-lived objectsNode 1.2×identical sum, 10M loopa dead tietiewarmed-up short loop1.5×cold start, run oncetwo sets of 40 runs2.6–3.7×AST walk (parser shape)2.7×unpredictable branch4×map / filter chain35×

Same claim, seven scenarios. The gap depends on what the code is doing, not on the word "Rust".