1 Surface Laptop 4 battery life: Up to 19 hours on Surface Laptop 4 13.5” AMD Ryzen™ 5 Microsoft Surface Edition; up to 17.5 hours on Surface Laptop 4 15” AMD Ryzen™ 7 Microsoft Surface Edition; up to 17 hours on Surface Laptop 4 13.5” Intel® Core™ i5; up to 16.5 hours on Surface Laptop 4 15” Intel® Core™ i7. Testing conducted by Microsoft in February 2021 using preproduction software and preproduction configurations of Surface Laptop 4. Testing consisted of full battery discharge with a mixture of active use and modern standby. The active use portion consists of (1) a web browsing test accessing 8 popular websites over multiple open tabs, (2) a productivity test utilizing Microsoft Word, PowerPoint, Excel and Outlook, and (3) a portion of time with the device in use with idle applications. All settings were default except screen brightness was set to 150 nits with Auto-Brightness disabled. Wi-Fi was connected to a network. Battery life varies significantly with settings, usage and other factors.
2 Sold separately. Software licence required for some features.
3 This device does not contain user serviceable parts. Hard drive is only removable by an authorized technician following Microsoft provided instructions.
4 Surface Headphones 2+ require use of the included Microsoft Surface USB Link to achieve Microsoft Teams certification, available only on Windows and macOS.