Half an hour of PUBG is enough to turn my Redmi into what feels like a different phone, so I stopped trusting my memory and started writing numbers down instead.

The routine is boring on purpose. The phone sits on a shelf for twenty minutes in a 26°C room. Case comes off, brightness locks at 50%, charging cable stays out, airplane mode goes on. After that I open the game and play the same Erangel route every single time — same landing spot, same rotation, same two firefights. Anything variable ruins the comparison, and a random hot drop will do exactly that.

Every 30 seconds I read three things. Battery temperature and the thermal status come from an adb command I keep in a plain text file, so I don't fumble with flags mid-match. I type it, glance at the output, go back to playing. Frame pacing I pull twice — at the five-minute mark and at the end — from the latency dump of the game's surface layer.…