Node js versus Dart fastest programs Always look at the source code. These are only the fastest programs. Look at the other programs. They may seem more-like a fair comparison to you. reverse-complement source secs mem gz busy cpu load Node js 4.10 1,340,368 1480 8.58 52% 56% 73% 28% Dart 255.89 1,159,448 885 293.58 13% 50% 22% 30% fannkuch-redux source secs mem gz busy cpu load Node js 19.48 58,152 1313 77.05 99% 99% 99% 99% Dart 97.00 122,260 495 102.90 81% 3% 2% 20% pidigits source secs mem gz busy cpu load Node js 2.58 36,368 599 2.97 100% 6% 7% 2% Dart 11.28 193,884 500 12.43 97% 4% 7% 2% spectral-norm source secs mem gz busy cpu load Node js 4.40 61,768 999 16.63 93% 97% 95% 93% Dart 16.12 134,968 489 17.72 8% 98% 1% 3% mandelbrot source secs mem gz busy cpu load Node js 6.84 88,016 1122 26.99 98% 98% 99% 98% Dart 21.09 183,592 911 58.37 44% 94% 41% 98% fasta source secs mem gz busy cpu load Node js 3.62 67,488 2047 10.61 72% 75% 72% 74% Dart 9.52 161,376 1403 10.18 97% 6% 3% 1% k-nucleotide source secs mem gz busy cpu load Node js 26.32 397,472 1812 77.28 74% 71% 62% 87% Dart 35.87 570,028 1502 94.57 53% 71% 72% 68% n-body source secs mem gz busy cpu load Node js 26.28 35,412 1268 28.03 2% 0% 4% 100% Dart 28.76 122,636 1409 30.80 95% 3% 9% 0% regex-redux source secs mem gz busy cpu load Node js 9.53 756,856 668 12.74 71% 24% 13% 26% Dart 8.79 924,316 1041 14.33 23% 29% 41% 71% binary-trees source secs mem gz busy cpu load Node js 19.22 1,000,628 711 61.94 80% 82% 82% 79% Dart 16.62 694,400 1349 45.44 79% 65% 76% 54% Node js v14.2.0 Dart Dart VM version: 2.8.1 (stable) (Unknown timestamp) on "linux_x64" all Node js programs & measurements all Dart programs & measurements