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 1,420,808); the Redmi K50 Ultra is noticeably lighter (202g vs 225g).
Profile comparison
Category scores
Redmi K50 Ultra
Xiaomi 15 Ultra
What makes Redmi K50 Ultra better?
- 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)
What makes Xiaomi 15 Ultra better?
- Higher AnTuTu: 3030376 vs 1420808
- 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)
Comparison verdict
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).
Specs comparison
| Specification | Redmi K50 Ultra | Xiaomi 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8+ Gen 1 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 1420808 | 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 |
Camera comparison
Redmi K50 Ultra
- Main: 108MP f/1.6
- Ultrawide: 8MP
- Front: 20MP
Xiaomi 15 Ultra
- Main: 50MP f/1.63
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
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
Battery and charging
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
Overall performance score
We compared Redmi K50 Ultra and Xiaomi 15 Ultra, covering their specs and all relevant benchmarks.
Xiaomi 15 Ultra leads Redmi K50 Ultra by 53.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Redmi K50 Ultra
Price unknownDetailed category analysis
performance
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).
Frequently asked questions
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.