OPPO Reno 15 vs Redmi K90
The OPPO Reno 15 (2026) runs on the Qualcomm Snapdragon 7 Gen 4, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite; estimated prices are $350 and $401. By overall MobileRank rating, the Redmi K90 leads — 68/100 vs 44/100 (a 24-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 6500); the Redmi K90 is faster in AnTuTu (3,088,357 vs 1,394,716); the OPPO Reno 15 is noticeably lighter (186g vs 206g).
OPPO Reno 15
Redmi K90
- Lighter: 186g vs 206g
- Cheaper: $350 vs $401
- Better design/ergonomics (67/100 vs 42/100)
- Better value for money (86/100 vs 82/100)
- Higher AnTuTu: 3088357 vs 1394716
- Better Geekbench Single: 3050 vs 1270
- Better Geekbench Multi: 9300 vs 4106
- Bigger battery: 7100 vs 6500 mAh
- Faster charging: 100W vs 80W
- Higher performance (69/100 vs 15/100)
- Better camera (53/100 vs 37/100)
- Longer battery life (71/100 vs 63/100)
Comparing the OPPO Reno 15 vs the Redmi K90, the Redmi K90 scores 24 points higher (68/100 vs 44/100). In the "performance" category, the Redmi K90 leads (69/100 vs 15/100). In the "camera" category, the Redmi K90 leads (53/100 vs 37/100). In the "performance" category, the Redmi K90 significantly outperforms the OPPO Reno 15 (69/100 vs 15/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Redmi K90 notably outperforms the OPPO Reno 15 (53/100 vs 37/100). In the "battery" category, the Redmi K90 is a bit better (71/100 vs 63/100). In the "design" category, the OPPO Reno 15 notably outperforms the Redmi K90 (67/100 vs 42/100). In the "value for money" category, the OPPO Reno 15 and the Redmi K90 are nearly equal (86/100 vs 82/100).
| Specification | OPPO Reno 15 | Redmi K90 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 7 Gen 4 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 1394716 | 3088357 | |
| Geekbench Single | 1270 | 3050 | |
| Geekbench Multi | 4106 | 9300 | |
| Display | 6.7" AMOLED | 6.6" AMOLED | |
| Resolution | 2412x1080 | 2510x1156 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6500 mAh | 7100 mAh | |
| Charging | 80W | 100W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 32 MP | 20 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB | |
| OS | Android 15 | Android 16 | |
| Brightness (peak) | — | 3500 nits | |
| NFC | — | yes | |
| Protection | — | IP68 | |
| Dimensions | — | 157.5×75.3×8.0 mm | |
| Weight | 186 g | 206 g | |
| Price | $350 | $401 |
OPPO Reno 15
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 32MP
Redmi K90
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
OPPO Reno 15
- 6.7" AMOLED
- Resolution: 2412x1080
- Refresh rate: 120 Hz
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
OPPO Reno 15
- 6500 mAh
- Wired: 80W
- No wireless charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
We compared OPPO Reno 15 and Redmi K90, covering their specs and all relevant benchmarks.
Redmi K90 leads OPPO Reno 15 by 54.8% in our overall performance rating.
Price difference: $51. OPPO Reno 15 is cheaper by $51.
performance
In the "performance" category, the Redmi K90 significantly outperforms the OPPO Reno 15 (69/100 vs 15/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Redmi K90 notably outperforms the OPPO Reno 15 (53/100 vs 37/100).
battery
In the "battery" category, the Redmi K90 is a bit better (71/100 vs 63/100).
design
In the "design" category, the OPPO Reno 15 notably outperforms the Redmi K90 (67/100 vs 42/100).
value for money
In the "value for money" category, the OPPO Reno 15 and the Redmi K90 are nearly equal (86/100 vs 82/100).
Which is better: the OPPO Reno 15 or the Redmi K90?
The Redmi K90 significantly outperforms the OPPO Reno 15 by 24 points (68/100 vs 44/100).
What is the rating of the OPPO Reno 15 and the Redmi K90?
The OPPO Reno 15 has a MobileRank rating of 44/100, the Redmi K90 — 68/100.
Which has the better camera: the OPPO Reno 15 or the Redmi K90?
The Redmi K90 leads on camera score (53/100 vs 37/100).
Which is more powerful: the OPPO Reno 15 or the Redmi K90?
The Redmi K90 leads on performance (69/100 vs 15/100).
Should you choose the OPPO Reno 15 over the Redmi K90?
The OPPO Reno 15 is a better fit for budget-conscious buyers. The Redmi K90 is a better fit for active users, budget-conscious buyers.