Redmi 15 4G vs Redmi K90 Max
The Redmi 15 4G (2025) runs on the Qualcomm Snapdragon 685, while the Redmi K90 Max (2026) runs on the MediaTek Dimensity 9500. By overall MobileRank rating, the Redmi K90 Max leads — 74/100 vs 42/100 (a 32-point difference). Key differences: the Redmi K90 Max has the bigger battery (8550 mAh vs 7000); the Redmi K90 Max is faster in AnTuTu (3,803,420 vs 467,392).
Redmi 15 4G
Redmi K90 Max
- Lighter: 224g vs 227g
- Overall rating 42/100
- Higher AnTuTu: 3803420 vs 467392
- Better Geekbench Single: 3228 vs 466
- Better Geekbench Multi: 9553 vs 1396
- Bigger battery: 8550 vs 7000 mAh
- Faster charging: 100W vs 33W
- Higher refresh rate: 165Hz vs 144Hz
- Higher performance (95/100 vs 33/100)
- Better camera (37/100 vs 30/100)
- Longer battery life (78/100 vs 58/100)
- Better display (94/100 vs 74/100)
- Better portability (41/100 vs 39/100)
Comparing the Redmi 15 4G vs the Redmi K90 Max, the Redmi K90 Max scores 32 points higher (74/100 vs 42/100). In the "performance" category, the Redmi K90 Max leads (95/100 vs 33/100). In the "battery" category, the Redmi K90 Max leads (78/100 vs 58/100). In the "performance" category, the Redmi K90 Max significantly outperforms the Redmi 15 4G (95/100 vs 33/100). In the "display" category, the Redmi K90 Max notably outperforms the Redmi 15 4G (94/100 vs 74/100). In the "camera" category, the Redmi K90 Max is a bit better (37/100 vs 30/100). In the "battery" category, the Redmi K90 Max notably outperforms the Redmi 15 4G (78/100 vs 58/100). In the "portability" category, the Redmi K90 Max and the Redmi 15 4G are nearly equal (41/100 vs 39/100).
| Specification | Redmi 15 4G | Redmi K90 Max | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 685 | MediaTek Dimensity 9500 | |
| AnTuTu | 467392 | 3803420 | |
| Geekbench Single | 466 | 3228 | |
| Geekbench Multi | 1396 | 9553 | |
| Display | 6.9" IPS LCD | 6.8" AMOLED | |
| Resolution | 1080x2340 | 2772x1280 | |
| Refresh rate | 144 Hz | 165 Hz | |
| Battery | 7000 mAh | 8550 mAh | |
| Charging | 33W | 100W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Front camera | 8 MP | 20 MP | |
| RAM | 4GB / 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 15, HyperOS 2 | Android 16 | |
| Brightness (peak) | — | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP64 | IP66 | |
| Dimensions | 171.1×82.1×8.6 mm | 162.9×77.9×8.1 mm | |
| Weight | 224 g | 227 g | |
| Launch price | — | $504 |
Redmi 15 4G
- Main: 50MP f/f/1.8
- Front: 8MP
Redmi K90 Max
- Main: 50MP f/f/1.68
- Ultrawide: 8MP
- Front: 20MP
Redmi 15 4G
- 6.9" IPS LCD
- Resolution: 1080x2340
- Refresh rate: 144 Hz
Redmi K90 Max
- 6.8" AMOLED
- Resolution: 2772x1280
- Refresh rate: 165 Hz
Redmi 15 4G
- 7000 mAh
- Wired: 33W
- No wireless charging
Redmi K90 Max
- 8550 mAh
- Wired: 100W
- No wireless charging
We compared Redmi 15 4G and Redmi K90 Max, covering their specs and all relevant benchmarks.
Redmi K90 Max leads Redmi 15 4G by 87.7% in our overall performance rating.
Redmi 15 4G
Price unknownperformance
In the "performance" category, the Redmi K90 Max significantly outperforms the Redmi 15 4G (95/100 vs 33/100).
display
In the "display" category, the Redmi K90 Max notably outperforms the Redmi 15 4G (94/100 vs 74/100).
camera
In the "camera" category, the Redmi K90 Max is a bit better (37/100 vs 30/100).
battery
In the "battery" category, the Redmi K90 Max notably outperforms the Redmi 15 4G (78/100 vs 58/100).
portability
In the "portability" category, the Redmi K90 Max and the Redmi 15 4G are nearly equal (41/100 vs 39/100).
Which is better: the Redmi 15 4G or the Redmi K90 Max?
The Redmi K90 Max significantly outperforms the Redmi 15 4G by 32 points (74/100 vs 42/100).
What is the rating of the Redmi 15 4G and the Redmi K90 Max?
The Redmi 15 4G has a MobileRank rating of 42/100, the Redmi K90 Max — 74/100.
Which has the better camera: the Redmi 15 4G or the Redmi K90 Max?
The Redmi K90 Max leads on camera score (37/100 vs 30/100).
Which is more powerful: the Redmi 15 4G or the Redmi K90 Max?
The Redmi K90 Max leads on performance (95/100 vs 33/100).
Should you choose the Redmi 15 4G over the Redmi K90 Max?
The Redmi 15 4G is a better fit for everyday use. The Redmi K90 Max is a better fit for gamers and power users, those who care about battery life.