SpecEagle
Launch report · Xiaomi

Redmi Turbo 4: Dimensity 8400-Ultra value phone with a 6,550 mAh battery.

SpecEagle Editorial·Jan 2025·$280·Score 76/100

Redmi Turbo 4 packs the flagship-class Dimensity 8400-Ultra, a huge 6,550 mAh silicon-carbon battery, 90 W charging and IP68 at $280. Exceptional performance-per-dollar.

Key specs at launch

Display
6.67" AMOLED 120 Hz
Chipset
Dimensity 8400-Ultra
Memory
12 GB · 256 GB
Main cam
50 MP · f/1.6
Battery
6,550 mAh
Weight
203 g
What stands out
  • Dimensity 8400-Ultra — flagship-class.
  • Huge 6,550 mAh + 90 W at $280.
  • IP68 + 3,200-nit AMOLED.
  • OIS main + IR.
What to watch
  • Weak 8 MP ultrawide.
  • No telephoto.
  • HyperOS ads.
  • No wireless charging.