Redmi K90 Ultra vs Redmi Note 15 Pro+
The Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite, while the Redmi Note 15 Pro+ (2026) runs on the Qualcomm Snapdragon 7s Gen 4; launch prices were $420 and $370. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 64/100 (a 9-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 6500); the main camera is 50 MP vs 200 MP; the Redmi K90 Ultra is faster in AnTuTu (3,119,308 vs 1,035,754); the Redmi Note 15 Pro+ is noticeably lighter (192g vs 227g).
Redmi K90 Ultra
Redmi Note 15 Pro+
- Higher AnTuTu: 3119308 vs 1035754
- Better Geekbench Single: 3041 vs 1237
- Better Geekbench Multi: 9494 vs 3281
- Bigger battery: 8550 vs 6500 mAh
- Faster charging: 100W vs 90W
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (92/100 vs 60/100)
- Better display (94/100 vs 83/100)
- Better main camera: 200MP vs 50MP
- Lighter: 192g vs 227g
- Cheaper at launch: $370 vs $420
- Better camera (49/100 vs 37/100)
- Longer battery life (80/100 vs 78/100)
- Better portability (68/100 vs 40/100)
Comparing the Redmi K90 Ultra vs the Redmi Note 15 Pro+, the Redmi K90 Ultra scores 9 points higher (73/100 vs 64/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 60/100). In the "camera" category, the Redmi Note 15 Pro+ leads (49/100 vs 37/100). Value score: Redmi K90 Ultra — 82/100, Redmi Note 15 Pro+ — 68/100; 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 Redmi Note 15 Pro+ (92/100 vs 60/100). In the "display" category, the Redmi K90 Ultra is a bit better (94/100 vs 83/100). In the "camera" category, the Redmi Note 15 Pro+ is a bit better (49/100 vs 37/100). In the "battery" category, the Redmi Note 15 Pro+ and the Redmi K90 Ultra are nearly equal (80/100 vs 78/100). In the "portability" category, the Redmi Note 15 Pro+ notably outperforms the Redmi K90 Ultra (68/100 vs 40/100).
| Specification | Redmi K90 Ultra | Redmi Note 15 Pro+ | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 7s Gen 4 | |
| AnTuTu | 3119308 | 1035754 | |
| Geekbench Single | 3041 | 1237 | |
| Geekbench Multi | 9494 | 3281 | |
| Display | 6.8" AMOLED | 6.8" AMOLED | |
| Resolution | 1280x2772 | 2700x1224 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 8550 mAh | 6500 mAh | |
| Charging | 100W | 90W | |
| Main camera | 50 MP | 200 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Front camera | 20 MP | 20 MP | |
| RAM | 12GB / 16GB | 8GB / 12GB | |
| Storage | 256GB / 512GB | 256GB / 512GB | |
| OS | Android 16 | Android 15 | |
| Brightness (peak) | 3500 nits | — | |
| NFC | yes | — | |
| Protection | IP68/IP69 | — | |
| Dimensions | 162.9×77.9×8.2 mm | — | |
| Weight | 227 g | 192 g | |
| Launch price | $420 | $370 |
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Redmi Note 15 Pro+
- Main: 200MP f/1.65
- Ultrawide: 8MP
- Front: 20MP
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Redmi Note 15 Pro+
- 6.8" AMOLED
- Resolution: 2700x1224
- Refresh rate: 120 Hz
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Redmi Note 15 Pro+
- 6500 mAh
- Wired: 90W
- Wireless charging: no data
We compared Redmi K90 Ultra and Redmi Note 15 Pro+, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Redmi Note 15 Pro+ by 201.2% in our overall performance rating.
Launch price difference: $50. Redmi Note 15 Pro+ was $50 cheaper at launch.
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the Redmi Note 15 Pro+ (92/100 vs 60/100).
display
In the "display" category, the Redmi K90 Ultra is a bit better (94/100 vs 83/100).
camera
In the "camera" category, the Redmi Note 15 Pro+ is a bit better (49/100 vs 37/100).
battery
In the "battery" category, the Redmi Note 15 Pro+ and the Redmi K90 Ultra are nearly equal (80/100 vs 78/100).
portability
In the "portability" category, the Redmi Note 15 Pro+ notably outperforms the Redmi K90 Ultra (68/100 vs 40/100).
Which is better: the Redmi K90 Ultra or the Redmi Note 15 Pro+?
The Redmi K90 Ultra edges out the Redmi Note 15 Pro+ by just 9 points — the two devices are very close in overall level.
What is the rating of the Redmi K90 Ultra and the Redmi Note 15 Pro+?
The Redmi K90 Ultra has a MobileRank rating of 73/100, the Redmi Note 15 Pro+ — 64/100.
Which has the better camera: the Redmi K90 Ultra or the Redmi Note 15 Pro+?
The Redmi Note 15 Pro+ leads on camera score (49/100 vs 37/100).
Which is more powerful: the Redmi K90 Ultra or the Redmi Note 15 Pro+?
The Redmi K90 Ultra leads on performance (92/100 vs 60/100).
Should you choose the Redmi K90 Ultra over the Redmi Note 15 Pro+?
The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Redmi Note 15 Pro+ is a better fit for active users, those who care about battery life.