Realme 15T vs Redmi K90
The Realme 15T (2026) runs on the MediaTek Dimensity 6400 Max, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $250 and $401. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 50/100 (a 26-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 7000); the Redmi K90 is faster in AnTuTu (3,077,585 vs 581,041); the Redmi K90 has NFC for contactless payments, the Realme 15T doesn't.
Profile comparison
Category scores
Realme 15T
Redmi K90
What makes Realme 15T better?
- Cheaper at launch: $250 vs $401
- Overall rating 50/100
What makes Redmi K90 better?
- Higher AnTuTu: 3077585 vs 581041
- Better Geekbench Single: 3013 vs 803
- Better Geekbench Multi: 9287 vs 2047
- Bigger battery: 7100 vs 7000 mAh
- Faster charging: 100W vs 60W
- Lighter: 206g vs 210g
- Higher performance (91/100 vs 45/100)
- Better camera (58/100 vs 32/100)
- Longer battery life (72/100 vs 63/100)
- Better display (82/100 vs 79/100)
Comparison verdict
Comparing the Realme 15T vs the Redmi K90, the Redmi K90 scores 26 points higher (76/100 vs 50/100). In the "performance" category, the Redmi K90 leads (91/100 vs 45/100). In the "camera" category, the Redmi K90 leads (58/100 vs 32/100). Value score: Realme 15T — 50/100, Redmi K90 — 80/100; 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 Realme 15T (91/100 vs 45/100). In the "display" category, the Redmi K90 and the Realme 15T are nearly equal (82/100 vs 79/100). In the "camera" category, the Redmi K90 notably outperforms the Realme 15T (58/100 vs 32/100). In the "battery" category, the Redmi K90 is a bit better (72/100 vs 63/100). In the "portability" category, both devices are on the same level — 55/100.
Specs comparison
| Specification | Realme 15T | Redmi K90 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 6400 Max | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 581041 | 3077585 | |
| Geekbench Single | 803 | 3013 | |
| Geekbench Multi | 2047 | 9287 | |
| Display | 6.8" AMOLED | 6.6" AMOLED | |
| Resolution | 1080x2372 | 2510x1156 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 7000 mAh | 7100 mAh | |
| Charging | 60W | 100W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB | |
| OS | Android 15, up to 3 major Android upgrades, Realme UI 6.0 | Android 16 | |
| Brightness (peak) | 4000 nits | 3500 nits | |
| NFC | no | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 158.4×75.2×7.8 mm | 157.5×75.3×8.0 mm | |
| Weight | 210 g | 206 g | |
| Launch price | $250 | $401 |
Camera comparison
Realme 15T
- Main: 50MP f/1.8
- Front: 16MP
Redmi K90
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Display comparison
Realme 15T
- 6.8" AMOLED
- Resolution: 1080x2372
- Refresh rate: 120 Hz
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Battery and charging
Realme 15T
- 7000 mAh
- Wired: 60W
- No wireless charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Realme 15T and Redmi K90, covering their specs and all relevant benchmarks.
Redmi K90 leads Realme 15T by 81.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $151. Realme 15T was $151 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 significantly outperforms the Realme 15T (91/100 vs 45/100).
display
In the "display" category, the Redmi K90 and the Realme 15T are nearly equal (82/100 vs 79/100).
camera
In the "camera" category, the Redmi K90 notably outperforms the Realme 15T (58/100 vs 32/100).
battery
In the "battery" category, the Redmi K90 is a bit better (72/100 vs 63/100).
portability
In the "portability" category, both devices are on the same level — 55/100.
Frequently asked questions
Which is better: the Realme 15T or the Redmi K90?
The Redmi K90 significantly outperforms the Realme 15T by 26 points (76/100 vs 50/100).
What is the rating of the Realme 15T and the Redmi K90?
The Realme 15T has a MobileRank rating of 50/100, the Redmi K90 — 76/100.
Which has the better camera: the Realme 15T or the Redmi K90?
The Redmi K90 leads on camera score (58/100 vs 32/100).
Which is more powerful: the Realme 15T or the Redmi K90?
The Redmi K90 leads on performance (91/100 vs 45/100).
Should you choose the Realme 15T over the Redmi K90?
The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.