https://www.cnet.com/news/galaxy-s10-plus-ongoing-review-whats-good-bad-day-3/

I've already taken a dozens of photos and video clips (

A solid phone review takes about a week to really test out the hardware and software specs, especially the camera and battery life. For example, the Galaxy S10 Plus' 4,100-mAh battery ran for over 21 hours on its first looping video drain test in airplane mode, so that already requires days of testing. Quirks also tend to make their way to the surface over time.