Here's the most important thing to know about the Microsoft Surface Laptop 7: It's the longest-lasting laptop we've tested, with a battery runtime of 22 hours and 50 minutes. Nearly 24 hours of battery life on a full charge is absurd, so if you need something that will last a long time between trips to a power outlet, you might be sold already.

There are lots of tech bargains to be found during Amazon Prime Big Deal Days -- from storage drives to laptops to USB-C docks, monitors, and more.

It’s a particularly confusing time to buy a computer, so let our laptop experts help you find a laptop deal this Prime Day.