Redmi K90 vs Xiaomi 15T
The Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Xiaomi 15T (2025) runs on the MediaTek Dimensity 8400 Ultra; launch prices were $401 and $449. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 69/100 (a 7-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 5500); the Redmi K90 is faster in AnTuTu (3,077,585 vs 1,915,524).
Profile comparison
Category scores
Redmi K90
Xiaomi 15T
What makes Redmi K90 better?
- Higher AnTuTu: 3077585 vs 1915524
- Better Geekbench Single: 3013 vs 1579
- Better Geekbench Multi: 9287 vs 6100
- Bigger battery: 7100 vs 5500 mAh
- Faster charging: 100W vs 67W
- Cheaper at launch: $401 vs $449
- Higher performance (91/100 vs 76/100)
- Longer battery life (72/100 vs 59/100)
What makes Xiaomi 15T better?
- Lighter: 194g vs 206g
- Better camera (59/100 vs 58/100)
- Better display (83/100 vs 82/100)
- Better portability (67/100 vs 55/100)
Comparison verdict
Comparing the Redmi K90 vs the Xiaomi 15T, the Redmi K90 scores 7 points higher (76/100 vs 69/100). In the "performance" category, the Redmi K90 leads (91/100 vs 76/100). In the "battery" category, the Redmi K90 leads (72/100 vs 59/100). Value score: Redmi K90 — 80/100, Xiaomi 15T — 62/100; 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 notably outperforms the Xiaomi 15T (91/100 vs 76/100). In the "display" category, the Xiaomi 15T and the Redmi K90 are nearly equal (83/100 vs 82/100). In the "camera" category, the Xiaomi 15T and the Redmi K90 are nearly equal (59/100 vs 58/100). In the "battery" category, the Redmi K90 is a bit better (72/100 vs 59/100). In the "portability" category, the Xiaomi 15T is a bit better (67/100 vs 55/100).
Specs comparison
| Specification | Redmi K90 | Xiaomi 15T | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | MediaTek Dimensity 8400 Ultra | |
| AnTuTu | 3077585 | 1915524 | |
| Geekbench Single | 3013 | 1579 | |
| Geekbench Multi | 9287 | 6100 | |
| Display | 6.6" AMOLED | 6.8" AMOLED | |
| Resolution | 2510x1156 | 2712x1220 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 7100 mAh | 5500 mAh | |
| Charging | 100W | 67W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 12 MP | |
| Telephoto | 50 MP | 50 MP | |
| Front camera | 20 MP | 20 MP | |
| RAM | 12GB / 16GB | 12GB | |
| Storage | 256GB / 512GB | 256GB / 512GB | |
| OS | Android 16 | Android 15 | |
| Brightness (peak) | 3500 nits | 3200 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 157.5×75.3×8.0 mm | 163.2×78.0×7.5 mm | |
| Weight | 206 g | 194 g | |
| Launch price | $401 | $449 |
Camera comparison
Redmi K90
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Xiaomi 15T
- Main: 50MP f/1.6
- Ultrawide: 12MP
- Telephoto: 50MP
- Front: 20MP
Display comparison
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Xiaomi 15T
- 6.8" AMOLED
- Resolution: 2712x1220
- Refresh rate: 120 Hz
Battery and charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
Xiaomi 15T
- 5500 mAh
- Wired: 67W
- No wireless charging
Overall performance score
We compared Redmi K90 and Xiaomi 15T, covering their specs and all relevant benchmarks.
Redmi K90 leads Xiaomi 15T by 60.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $48. Redmi K90 was $48 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 notably outperforms the Xiaomi 15T (91/100 vs 76/100).
display
In the "display" category, the Xiaomi 15T and the Redmi K90 are nearly equal (83/100 vs 82/100).
camera
In the "camera" category, the Xiaomi 15T and the Redmi K90 are nearly equal (59/100 vs 58/100).
battery
In the "battery" category, the Redmi K90 is a bit better (72/100 vs 59/100).
portability
In the "portability" category, the Xiaomi 15T is a bit better (67/100 vs 55/100).
Frequently asked questions
Which is better: the Redmi K90 or the Xiaomi 15T?
The Redmi K90 edges out the Xiaomi 15T by just 7 points — the two devices are very close in overall level.
What is the rating of the Redmi K90 and the Xiaomi 15T?
The Redmi K90 has a MobileRank rating of 76/100, the Xiaomi 15T — 69/100.
Which is more powerful: the Redmi K90 or the Xiaomi 15T?
The Redmi K90 leads on performance (91/100 vs 76/100).
Should you choose the Redmi K90 over the Xiaomi 15T?
The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers. The Xiaomi 15T is a better fit for active users.