Redmi K50 Ultra vs Xiaomi 15 Ultra
The Redmi K50 Ultra (2022) runs on the Qualcomm Snapdragon 8+ Gen 1, while the Xiaomi 15 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Xiaomi 15 Ultra leads — 85/100 vs 65/100 (a 20-point difference). Key differences: the Xiaomi 15 Ultra has the bigger battery (6000 mAh vs 5000); the main camera is 108 MP vs 50 MP; the Xiaomi 15 Ultra is faster in AnTuTu (3,030,376 vs 1,425,446); the Redmi K50 Ultra is noticeably lighter (202g vs 225g).
Redmi K50 Ultra
Xiaomi 15 Ultra
- Faster charging: 120W vs 90W
- Better main camera: 108MP vs 50MP
- Higher refresh rate: 144Hz vs 120Hz
- Lighter: 202g vs 225g
- Better display (93/100 vs 90/100)
- Better portability (51/100 vs 29/100)
- Higher AnTuTu: 3030376 vs 1425446
- Better Geekbench Single: 3050 vs 1761
- Better Geekbench Multi: 10200 vs 4688
- Bigger battery: 6000 vs 5000 mAh
- Higher performance (92/100 vs 71/100)
- Better camera (87/100 vs 46/100)
- Longer battery life (80/100 vs 64/100)
Comparing the Redmi K50 Ultra vs the Xiaomi 15 Ultra, the Xiaomi 15 Ultra scores 20 points higher (85/100 vs 65/100). In the "performance" category, the Xiaomi 15 Ultra leads (92/100 vs 71/100). In the "camera" category, the Xiaomi 15 Ultra leads (87/100 vs 46/100). In the "battery" category, the Xiaomi 15 Ultra leads (80/100 vs 64/100). In the "performance" category, the Xiaomi 15 Ultra notably outperforms the Redmi K50 Ultra (92/100 vs 71/100). In the "display" category, the Redmi K50 Ultra and the Xiaomi 15 Ultra are nearly equal (93/100 vs 90/100). In the "camera" category, the Xiaomi 15 Ultra significantly outperforms the Redmi K50 Ultra (87/100 vs 46/100). In the "battery" category, the Xiaomi 15 Ultra notably outperforms the Redmi K50 Ultra (80/100 vs 64/100). In the "portability" category, the Redmi K50 Ultra notably outperforms the Xiaomi 15 Ultra (51/100 vs 29/100).
| Specification | Redmi K50 Ultra | Xiaomi 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8+ Gen 1 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 1425446 | 3030376 | |
| Geekbench Single | 1761 | 3050 | |
| Geekbench Multi | 4688 | 10200 | |
| Display | 6.7" OLED | 6.7" LTPO AMOLED | |
| Resolution | 1220x2712 | 3200x1440 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 5000 mAh | 6000 mAh | |
| Charging | 120W | 90W | |
| Wireless charging | 0W | 50W | |
| DXOMark (camera) | — | 159 | |
| Main camera | 108 MP | 50 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 20 MP | 32 MP | |
| RAM | 8GB / 12GB | 16GB | |
| Storage | 128GB / 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 12, MIUI 13 | Android 15 / HyperOS 2 | |
| Brightness (peak) | — | 3200 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 163.1×75.9×8.6 mm | 161.3×75.3×9.4 mm | |
| Weight | 202 g | 225 g | |
| Launch price | — | $999 |
Redmi K50 Ultra
- Main: 108MP f/f/1.6
- Ultrawide: 8MP
- Front: 20MP
Xiaomi 15 Ultra
- Main: 50MP f/f/1.63
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Redmi K50 Ultra
- 6.7" OLED
- Resolution: 1220x2712
- Refresh rate: 144 Hz
Xiaomi 15 Ultra
- 6.7" LTPO AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Redmi K50 Ultra
- 5000 mAh
- Wired: 120W
- No wireless charging
Xiaomi 15 Ultra
- 6000 mAh
- NanoReview test: web browsing 12:19 hrs, total 30:03 hrs
- Wired: 90W
- Wireless: 50W
We compared Redmi K50 Ultra and Xiaomi 15 Ultra, covering their specs and all relevant benchmarks.
Xiaomi 15 Ultra leads Redmi K50 Ultra by 53.0% in our overall performance rating.
Redmi K50 Ultra
Price unknownperformance
In the "performance" category, the Xiaomi 15 Ultra notably outperforms the Redmi K50 Ultra (92/100 vs 71/100).
display
In the "display" category, the Redmi K50 Ultra and the Xiaomi 15 Ultra are nearly equal (93/100 vs 90/100).
camera
In the "camera" category, the Xiaomi 15 Ultra significantly outperforms the Redmi K50 Ultra (87/100 vs 46/100).
battery
In the "battery" category, the Xiaomi 15 Ultra notably outperforms the Redmi K50 Ultra (80/100 vs 64/100).
portability
In the "portability" category, the Redmi K50 Ultra notably outperforms the Xiaomi 15 Ultra (51/100 vs 29/100).
Which is better: the Redmi K50 Ultra or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra significantly outperforms the Redmi K50 Ultra by 20 points (85/100 vs 65/100).
What is the rating of the Redmi K50 Ultra and the Xiaomi 15 Ultra?
The Redmi K50 Ultra has a MobileRank rating of 65/100, the Xiaomi 15 Ultra — 85/100.
Which has the better camera: the Redmi K50 Ultra or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra leads on camera score (87/100 vs 46/100).
Which is more powerful: the Redmi K50 Ultra or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra leads on performance (92/100 vs 71/100).
Should you choose the Redmi K50 Ultra over the Xiaomi 15 Ultra?
The Redmi K50 Ultra is a better fit for active users. The Xiaomi 15 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.