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; launch prices were $350 and $401. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 63/100 (a 13-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 6500); the Redmi K90 is faster in AnTuTu (3,077,585 vs 1,394,716); the OPPO Reno 15 is noticeably lighter (186g vs 206g).
Profile comparison
Category scores
OPPO Reno 15
Redmi K90
What makes OPPO Reno 15 better?
- Lighter: 186g vs 206g
- Cheaper at launch: $350 vs $401
- Longer battery life (78/100 vs 72/100)
- Better portability (73/100 vs 55/100)
What makes Redmi K90 better?
- Higher AnTuTu: 3077585 vs 1394716
- Better Geekbench Single: 3013 vs 1270
- Better Geekbench Multi: 9287 vs 4106
- Bigger battery: 7100 vs 6500 mAh
- Faster charging: 100W vs 80W
- Higher performance (91/100 vs 66/100)
- Better camera (58/100 vs 40/100)
- Better display (82/100 vs 80/100)
Comparison verdict
Comparing the OPPO Reno 15 vs the Redmi K90, the Redmi K90 scores 13 points higher (76/100 vs 63/100). In the "performance" category, the Redmi K90 leads (91/100 vs 66/100). In the "camera" category, the Redmi K90 leads (58/100 vs 40/100). Value score: OPPO Reno 15 — 60/100, 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 notably outperforms the OPPO Reno 15 (91/100 vs 66/100). In the "display" category, the Redmi K90 and the OPPO Reno 15 are nearly equal (82/100 vs 80/100). In the "camera" category, the Redmi K90 notably outperforms the OPPO Reno 15 (58/100 vs 40/100). In the "battery" category, the OPPO Reno 15 is a bit better (78/100 vs 72/100). In the "portability" category, the OPPO Reno 15 notably outperforms the Redmi K90 (73/100 vs 55/100).
Specs comparison
| Specification | OPPO Reno 15 | Redmi K90 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 7 Gen 4 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 1394716 | 3077585 | |
| Geekbench Single | 1270 | 3013 | |
| Geekbench Multi | 4106 | 9287 | |
| 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 | |
| Launch price | $350 | $401 |
Camera comparison
OPPO Reno 15
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 32MP
Redmi K90
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Display comparison
OPPO Reno 15
- 6.7" AMOLED
- Resolution: 2412x1080
- Refresh rate: 120 Hz
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Battery and charging
OPPO Reno 15
- 6500 mAh
- Wired: 80W
- Wireless charging: no data
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared OPPO Reno 15 and Redmi K90, covering their specs and all relevant benchmarks.
Redmi K90 leads OPPO Reno 15 by 54.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $51. OPPO Reno 15 was $51 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 notably outperforms the OPPO Reno 15 (91/100 vs 66/100).
display
In the "display" category, the Redmi K90 and the OPPO Reno 15 are nearly equal (82/100 vs 80/100).
camera
In the "camera" category, the Redmi K90 notably outperforms the OPPO Reno 15 (58/100 vs 40/100).
battery
In the "battery" category, the OPPO Reno 15 is a bit better (78/100 vs 72/100).
portability
In the "portability" category, the OPPO Reno 15 notably outperforms the Redmi K90 (73/100 vs 55/100).
Frequently asked questions
Which is better: the OPPO Reno 15 or the Redmi K90?
The Redmi K90 is noticeably better than the OPPO Reno 15 — the overall rating gap is 13 points.
What is the rating of the OPPO Reno 15 and the Redmi K90?
The OPPO Reno 15 has a MobileRank rating of 63/100, the Redmi K90 — 76/100.
Which has the better camera: the OPPO Reno 15 or the Redmi K90?
The Redmi K90 leads on camera score (58/100 vs 40/100).
Which is more powerful: the OPPO Reno 15 or the Redmi K90?
The Redmi K90 leads on performance (91/100 vs 66/100).
Should you choose the OPPO Reno 15 over the Redmi K90?
The OPPO Reno 15 is a better fit for active users, those who care about battery life. The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.