Tested with prerelease Safari 17.0 and Chrome v1.62 on macOS, Chrome v1.63 on Windows, and Microsoft Edge v1.62 and Firefox v117.0 on macOS and Windows, with WPA2 Wi-Fi network connection. Tested on production 13' MacBook Air systems with Apple M2, 8GB of RAM, 256GB SSD and prerelease macOS Sonoma, and Intel Core i7-based PC systems with Intel Iris Xe Graphics and the latest version of Windows 11 Home available at the time of testing. Performance values are rounded Safari scored higher than other browsers across these benchmarks at the time of testing. Testing conducted by Apple in August and September 2023 using JetStream 2.1, MotionMark 1.2, and Speedometer 2.1 performance benchmarks.Performance will vary based on system configuration, application workload and other factors. Not all features are available on all devices. Video streaming (1080p on Safari and Chrome) tested on prerelease Safari 17.0 and Chrome v1.62. Systems tested with WPA2 Wi-Fi network connection while running on battery power, with display brightness set to 8 clicks from bottom or 50%. Testing conducted by Apple in August and September 2023 on production 13' MacBook Air systems with Apple M2, 8GB of RAM, 256GB SSD and prerelease macOS Sonoma.Performance will vary based on usage, system configuration, network connection and other factors. Tested with prerelease Safari 17.0 and Chrome v1.62. Tested on production 13' MacBook Air systems with Apple M2, 8GB of RAM, 256GB SSD and prerelease macOS Sonoma. Testing conducted by Apple in August and September 2023 by measuring page load performance of snapshot versions of 10 popular websites under simulated network conditions.Devices tested with a WPA2 Wi-Fi network connection. Tested with prerelease Safari 17.0 and latest stable versions of Chrome, Microsoft Edge and Firefox at the time of testing on: 13' MacBook Air systems with Apple M2 and prerelease macOS Sonoma, and Intel Core i7-based PC systems with Intel Iris Xe Graphics and Windows 11 Home iPad Pro 12.9' (6th generation) units with prerelease iPadOS 17.0, and Intel Core i7-based PC systems with Intel Iris Xe Graphics and Windows 11 Pro and iPhone 14 Pro Max with prerelease iOS 17.0, and Qualcomm Snapdragon 8 Gen 2-based smartphones with Android 13. Testing conducted by Apple in August and September 2023 using JetStream 2.1, MotionMark 1.2 and Speedometer 2.1 performance benchmarks.

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