Redmi K90 vs Vivo iQOO 15R
The Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo iQOO 15R (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $401 and $450. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 73/100 (a 3-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 2,817,788).
Profile comparison
Category scores
Redmi K90
Vivo iQOO 15R
What makes Redmi K90 better?
- Higher AnTuTu: 3077585 vs 2817788
- Bigger battery: 7100 vs 6500 mAh
- Cheaper at launch: $401 vs $450
- Better camera (58/100 vs 35/100)
What makes Vivo iQOO 15R better?
- Better Geekbench Single: 3639 vs 3013
- Better Geekbench Multi: 11047 vs 9287
- Faster charging: 120W vs 100W
- Higher refresh rate: 144Hz vs 120Hz
- Lighter: 197g vs 206g
- Higher performance (93/100 vs 91/100)
- Longer battery life (74/100 vs 72/100)
- Better display (94/100 vs 82/100)
- Better portability (62/100 vs 55/100)
Comparison verdict
Comparing the Redmi K90 vs the Vivo iQOO 15R, the Redmi K90 scores 3 points higher (76/100 vs 73/100). In the "camera" category, the Redmi K90 leads (58/100 vs 35/100). Value score: Redmi K90 — 80/100, Vivo iQOO 15R — 70/100; 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 Vivo iQOO 15R and the Redmi K90 are nearly equal (93/100 vs 91/100). In the "display" category, the Vivo iQOO 15R is a bit better (94/100 vs 82/100). In the "camera" category, the Redmi K90 notably outperforms the Vivo iQOO 15R (58/100 vs 35/100). In the "battery" category, the Vivo iQOO 15R and the Redmi K90 are nearly equal (74/100 vs 72/100). In the "portability" category, the Vivo iQOO 15R is a bit better (62/100 vs 55/100).
Specs comparison
| Specification | Redmi K90 | Vivo iQOO 15R | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 3077585 | 2817788 | |
| Geekbench Single | 3013 | 3639 | |
| Geekbench Multi | 9287 | 11047 | |
| Display | 6.6" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 2510x1156 | 2800x1260 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 7100 mAh | 6500 mAh | |
| Charging | 100W | 120W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 20 MP | 16 MP | |
| RAM | 12GB / 16GB | 8GB / 12GB / 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 3500 nits | 5000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 157.5×75.3×8.0 mm | 157.6×74.4×7.9 mm | |
| Weight | 206 g | 197 g | |
| Launch price | $401 | $450 |
Camera comparison
Redmi K90
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Vivo iQOO 15R
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Display comparison
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Vivo iQOO 15R
- 6.8" LTPO AMOLED
- Resolution: 2800x1260
- Refresh rate: 144 Hz
Battery and charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
Vivo iQOO 15R
- 6500 mAh
- Wired: 120W
- No wireless charging
Overall performance score
We compared Redmi K90 and Vivo iQOO 15R, covering their specs and all relevant benchmarks.
Redmi K90 leads Vivo iQOO 15R by 9.2% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $49. Redmi K90 was $49 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo iQOO 15R and the Redmi K90 are nearly equal (93/100 vs 91/100).
display
In the "display" category, the Vivo iQOO 15R is a bit better (94/100 vs 82/100).
camera
In the "camera" category, the Redmi K90 notably outperforms the Vivo iQOO 15R (58/100 vs 35/100).
battery
In the "battery" category, the Vivo iQOO 15R and the Redmi K90 are nearly equal (74/100 vs 72/100).
portability
In the "portability" category, the Vivo iQOO 15R is a bit better (62/100 vs 55/100).
Frequently asked questions
Which is better: the Redmi K90 or the Vivo iQOO 15R?
The Redmi K90 edges out the Vivo iQOO 15R by just 3 points — the two devices are very close in overall level.
What is the rating of the Redmi K90 and the Vivo iQOO 15R?
The Redmi K90 has a MobileRank rating of 76/100, the Vivo iQOO 15R — 73/100.
Which has the better camera: the Redmi K90 or the Vivo iQOO 15R?
The Redmi K90 leads on camera score (58/100 vs 35/100).
Should you choose the Redmi K90 over the Vivo iQOO 15R?
The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers. The Vivo iQOO 15R is a better fit for gamers and power users.