Realme P4 Power vs Redmi K90 Ultra

The Realme P4 Power (2026) runs on the Dimensity 7400 Ultra, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $279 and $420. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 57/100 (a 16-point difference). Key differences: the Realme P4 Power has the bigger battery (10001 mAh vs 8550); the Redmi K90 Ultra has NFC for contactless payments, the Realme P4 Power doesn't.

The Redmi K90 Ultra is noticeably better than the Realme P4 Power — the overall rating gap is 16 points.
Profile comparison
Category scores
Realme P4 Power
Performance 52
Display 94
Camera 35
Battery 76
Portability 36
Value for money 62
Redmi K90 Ultra
Performance 92
Display 94
Camera 37
Battery 78
Portability 40
Value for money 82
What makes Realme P4 Power better?
  • Bigger battery: 10001 vs 8550 mAh
  • Lighter: 219g vs 227g
  • Cheaper at launch: $279 vs $420

  • Overall rating 57/100
What makes Redmi K90 Ultra better?
  • Better Geekbench Single: 3041 vs 1050
  • Better Geekbench Multi: 9494 vs 2939
  • Faster charging: 100W vs 80W
  • Higher refresh rate: 165Hz vs 144Hz

  • Higher performance (92/100 vs 52/100)
  • Better camera (37/100 vs 35/100)
  • Longer battery life (78/100 vs 76/100)
  • Better portability (40/100 vs 36/100)
Comparison verdict

Comparing the Realme P4 Power vs the Redmi K90 Ultra, the Redmi K90 Ultra scores 16 points higher (73/100 vs 57/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 52/100). Value score: Realme P4 Power — 62/100, Redmi K90 Ultra — 82/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Redmi K90 Ultra significantly outperforms the Realme P4 Power (92/100 vs 52/100). In the "display" category, both devices are on the same level — 94/100. In the "camera" category, the Redmi K90 Ultra and the Realme P4 Power are nearly equal (37/100 vs 35/100). In the "battery" category, the Redmi K90 Ultra and the Realme P4 Power are nearly equal (78/100 vs 76/100). In the "portability" category, the Redmi K90 Ultra and the Realme P4 Power are nearly equal (40/100 vs 36/100).

Realme P4 Power: The Realme P4 Power is a better fit for those who care about battery life.
Redmi K90 Ultra: The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.
Specs comparison
Specification Realme P4 Power Redmi K90 Ultra
Processor Dimensity 7400 Ultra Qualcomm Snapdragon 8 Elite
AnTuTu 3119308
Geekbench Single 1050 3041
Geekbench Multi 2939 9494
Display 6.8" OLED 6.8" AMOLED
Resolution 1280x2800 1280x2772
Refresh rate 144 Hz 165 Hz
Battery 10001 mAh 8550 mAh
Charging 80W 100W
Main camera 50 MP 50 MP
Ultrawide 8 MP 8 MP
Front camera 16 MP 20 MP
RAM 8GB / 12GB 12GB / 16GB
Storage 128GB / 256GB 256GB / 512GB
OS Android 16 Android 16
Brightness (peak) 6500 nits 3500 nits
NFC no yes
Protection IP69 IP68/IP69
Dimensions 162.3×76.2×9.1 mm 162.9×77.9×8.2 mm
Weight 219 g 227 g
Launch price $279 $420
Camera comparison
Realme P4 Power
  • Main: 50MP f/f/1.88
  • Ultrawide: 8MP
  • Front: 16MP
35
camera
Redmi K90 Ultra
  • Main: 50MP f/1.7
  • Ultrawide: 8MP
  • Front: 20MP
37
camera
Display comparison
Realme P4 Power
  • 6.8" OLED
  • Resolution: 1280x2800
  • Refresh rate: 144 Hz
94
display
Redmi K90 Ultra
  • 6.8" AMOLED
  • Resolution: 1280x2772
  • Refresh rate: 165 Hz
94
display
Battery and charging
Realme P4 Power
  • 10001 mAh
  • Wired: 80W
  • No wireless charging
76
battery
Redmi K90 Ultra
  • 8550 mAh
  • Wired: 100W
  • No wireless charging
78
battery
Benchmarks
Launch prices and where to check today's
Realme P4 Power
$279
Redmi K90 Ultra
$420

Launch price difference: $141. Realme P4 Power was $141 cheaper at launch.

Detailed category analysis
performance

In the "performance" category, the Redmi K90 Ultra significantly outperforms the Realme P4 Power (92/100 vs 52/100).

display

In the "display" category, both devices are on the same level — 94/100.

camera

In the "camera" category, the Redmi K90 Ultra and the Realme P4 Power are nearly equal (37/100 vs 35/100).

battery

In the "battery" category, the Redmi K90 Ultra and the Realme P4 Power are nearly equal (78/100 vs 76/100).

portability

In the "portability" category, the Redmi K90 Ultra and the Realme P4 Power are nearly equal (40/100 vs 36/100).

Frequently asked questions
Which is better: the Realme P4 Power or the Redmi K90 Ultra?

The Redmi K90 Ultra is noticeably better than the Realme P4 Power — the overall rating gap is 16 points.

What is the rating of the Realme P4 Power and the Redmi K90 Ultra?

The Realme P4 Power has a MobileRank rating of 57/100, the Redmi K90 Ultra — 73/100.

Which is more powerful: the Realme P4 Power or the Redmi K90 Ultra?

The Redmi K90 Ultra leads on performance (92/100 vs 52/100).

Should you choose the Realme P4 Power over the Redmi K90 Ultra?

The Realme P4 Power is a better fit for those who care about battery life. The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.