One of the best flip cellphone of 2023

The best flip phone of 2023

Galaxy Z Flip 4, Galaxy Z Flip 5 and Motorola Razr Plus on a wooden table

Galaxy Z Flip 4 (left), Galaxy Z Flip 5 (center), and Motorola Razr Plus (proper)

Nomi Prasarn/CNET

We check every cellphone in real-world eventualities, specializing in its options, design, efficiency, cameras, battery life, and total worth. We doc our findings in a preliminary evaluate that is up to date periodically when there are new software program updates, or to match them to new telephones from opponents like Apple, Samsung, Google, and OnePlus. Here is our methodology for testing smartphones usually, which additionally applies to foldable telephones.


Images is a major focus of most telephones nowadays, so we take photographs and movies of various topics in a wide range of settings and lighting eventualities. We check out any new digital camera modes, just like the Motion mode that debuted with the iPhone 14 line, or the Unblur picture software that launched with the Google Pixel 7 sequence.

Woman holding Galaxy Z Flip 5 to take a photo.

Take a photograph with Galaxy Z Flip 5.

Amy Kim/CNET

Battery life

Battery testing is carried out in a number of methods. We consider how lengthy the cellphone lasts throughout a typical day of use and notice the way it performs throughout extra targeted periods of video calls, media streaming, and gaming. We additionally carry out a video playback check, as a easy, repeatable measure of pure battery life, which isn’t at all times included within the preliminary evaluate however is typically added later in an replace.

Efficiency Measurement

We use benchmarking apps to measure every cellphone’s efficiency, together with our personal anecdotal experiences utilizing the cellphone for our evaluate. It’s price noting how the graphics and animation look. Is it easy? Or are they late or stuttering? We additionally take a look at how rapidly the cellphone switches between panorama and portrait orientations, and the way rapidly the digital camera app opens and is able to take a photograph.

We carry out processor-heavy duties like modifying photographs, exporting movies, and taking part in video games. We consider whether or not the latest model of a selected cellphone contains sufficient options to make it price upgrading from older fashions.

is studying extra: How we check telephones

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