“Up to 1.5x speedier at running JavaScript and nearly 2x more responsive”: Testing conducted by Apple in September and October 2020 using JetStream 2 and Speedometer 2.0 performance benchmarks. Performance will vary based on usage, system configuration, application workload, network connection, and other factors. Page load performance tested using snapshot versions of 10 popular websites under simulated network conditions with prerelease Safari 14.0.1 and Chrome v.121 on macOS. Tested with prerelease Safari 14.0.1, Chrome v.75, and Firefox v81.0.1 on macOS, as well as Chrome v.75, Microsoft Edge v86.0.622.38, and Firefox v81.0.1 on Windows Home, with WPA2 Wi-Fi network connection. Scores represent browsers that completed the test. Performance compared to other browsers on Mac and PC using JetStream 2, MotionMark 1.1, and Speedometer 2.0 benchmarks and Windows 10 Home, version 2004, running in Boot Camp.

Not all features are available on all devices. Safari tested with HD 1080p content, Chrome and Firefox tested with HD 720p content, all on macOS. Battery life tested with display brightness set to 12 clicks from bottom or 75 percent. “World’s fastest browser,” “industry-leading battery life,” and “loads frequently visited sites an average of 50 percent faster than Chrome”: Testing conducted by Apple in October 2020 on production 1.4GHz quad-core Intel Core i5-based 13-inch MacBook Pro systems with 8GB RAM, 256GB SSD, and prerelease macOS Big Sur.Please download the iClarified app or follow iClarified on Twitter, Facebook, YouTube, and RSS for more Apple news and tutorials. Use software update or find links to download other macOS installers below. If your Mac doesn't support the very latest operating system, you may still be able to upgrade to a more recent OS. These Mac models are compatible with macOS Big Sur:Īpple recommends you install the latest Mac OS that is compatible with your device. Some features require a compatible internet service provider fees may apply.įor details about your Mac model, click the Apple icon at the top left of your screen and choose About This Mac.Some features require an Apple ID terms apply.35.5GB available storage on macOS Sierra or later.How to Make a Bootable macOS Big Sur USB Install Key.To create a bootable macOS Big Sur USB Installer, follow this tutorial: A bootable installer makes it easy to install macOS Big Sur without an Internet connection or on a new Mac.

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