Chrome sets record scores on Speedometer 3.1 and JetStream 3

Google's Chrome browser has achieved new performance records on industry-standard benchmark tests, according to an announcement from the company. The browser posted its highest-ever scores on the Speedometer 3.1 and JetStream 3 benchmarks during tests conducted on an Apple M5 MacBook Pro running macOS 26.0.1.

Chrome earned a score of 61 on the Speedometer 3.1 test, which measures web application responsiveness across tasks like HTML parsing and JavaScript processing. This result represents a five percent improvement over benchmark scores from approximately one year ago. On the JetStream 3 benchmark, a test suite focused on advanced JavaScript and WebAssembly applications, Chrome scored 469 points. That figure marks a ten percent increase from results recorded at the start of this year. Google stated these results mean Chrome now holds the top performance position across all browsers on the Mac platform.

The company attributed the gains to a series of under-the-hood optimizations across several core browser technologies. A significant focus was placed on improving the V8 JavaScript engine. Engineers worked to streamline common operations by eliminating unnecessary processing...