Redmi K90 vs Redmi Note 15
The Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Redmi Note 15 (2026) runs on the Qualcomm Snapdragon 6 Gen 3; launch prices were $401 and $229. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 57/100 (a 19-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 5520); the main camera is 50 MP vs 108 MP; the Redmi K90 is faster in AnTuTu (3,077,585 vs 825,374); the Redmi Note 15 is noticeably lighter (178g vs 206g).
Profile comparison
Category scores
Redmi K90
Redmi Note 15
What makes Redmi K90 better?
- Higher AnTuTu: 3077585 vs 825374
- Better Geekbench Single: 3013 vs 1013
- Better Geekbench Multi: 9287 vs 3000
- Bigger battery: 7100 vs 5520 mAh
- Faster charging: 100W vs 45W
- Higher performance (91/100 vs 55/100)
- Better camera (58/100 vs 46/100)
- Longer battery life (72/100 vs 54/100)
- Better display (82/100 vs 79/100)
What makes Redmi Note 15 better?
- Better main camera: 108MP vs 50MP
- Lighter: 178g vs 206g
- Cheaper at launch: $229 vs $401
- Better portability (79/100 vs 55/100)
Comparison verdict
Comparing the Redmi K90 vs the Redmi Note 15, the Redmi K90 scores 19 points higher (76/100 vs 57/100). In the "performance" category, the Redmi K90 leads (91/100 vs 55/100). In the "camera" category, the Redmi K90 leads (58/100 vs 46/100). In the "battery" category, the Redmi K90 leads (72/100 vs 54/100). Value score: Redmi K90 — 80/100, Redmi Note 15 — 68/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Redmi K90 significantly outperforms the Redmi Note 15 (91/100 vs 55/100). In the "display" category, the Redmi K90 and the Redmi Note 15 are nearly equal (82/100 vs 79/100). In the "camera" category, the Redmi K90 is a bit better (58/100 vs 46/100). In the "battery" category, the Redmi K90 notably outperforms the Redmi Note 15 (72/100 vs 54/100). In the "portability" category, the Redmi Note 15 notably outperforms the Redmi K90 (79/100 vs 55/100).
Specs comparison
| Specification | Redmi K90 | Redmi Note 15 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 6 Gen 3 | |
| AnTuTu | 3077585 | 825374 | |
| Geekbench Single | 3013 | 1013 | |
| Geekbench Multi | 9287 | 3000 | |
| Display | 6.6" AMOLED | 6.8" AMOLED | |
| Resolution | 2510x1156 | 2392x1080 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 7100 mAh | 5520 mAh | |
| Charging | 100W | 45W | |
| Main camera | 50 MP | 108 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Telephoto | 50 MP | 0 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 | 3200 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP66 | |
| Dimensions | 157.5×75.3×8.0 mm | 164.0×75.4×7.4 mm | |
| Weight | 206 g | 178 g | |
| Launch price | $401 | $229 |
Camera comparison
Redmi K90
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Redmi Note 15
- Main: 108MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Display comparison
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Redmi Note 15
- 6.8" AMOLED
- Resolution: 2392x1080
- Refresh rate: 120 Hz
Battery and charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
Redmi Note 15
- 5520 mAh
- Wired: 45W
- No wireless charging
Overall performance score
We compared Redmi K90 and Redmi Note 15, covering their specs and all relevant benchmarks.
Redmi K90 leads Redmi Note 15 by 272.9% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $172. Redmi Note 15 was $172 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 significantly outperforms the Redmi Note 15 (91/100 vs 55/100).
display
In the "display" category, the Redmi K90 and the Redmi Note 15 are nearly equal (82/100 vs 79/100).
camera
In the "camera" category, the Redmi K90 is a bit better (58/100 vs 46/100).
battery
In the "battery" category, the Redmi K90 notably outperforms the Redmi Note 15 (72/100 vs 54/100).
portability
In the "portability" category, the Redmi Note 15 notably outperforms the Redmi K90 (79/100 vs 55/100).
Frequently asked questions
Which is better: the Redmi K90 or the Redmi Note 15?
The Redmi K90 is noticeably better than the Redmi Note 15 — the overall rating gap is 19 points.
What is the rating of the Redmi K90 and the Redmi Note 15?
The Redmi K90 has a MobileRank rating of 76/100, the Redmi Note 15 — 57/100.
Which has the better camera: the Redmi K90 or the Redmi Note 15?
The Redmi K90 leads on camera score (58/100 vs 46/100).
Which is more powerful: the Redmi K90 or the Redmi Note 15?
The Redmi K90 leads on performance (91/100 vs 55/100).
Should you choose the Redmi K90 over the Redmi Note 15?
The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.