Redmi K50i vs Vivo iQOO 15 Ultra
The Redmi K50i (2022) runs on the MediaTek Dimensity 8100, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 57/100 (a 32-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 5080); the main camera is 64 MP vs 50 MP; the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 1,092,605); the Vivo iQOO 15 Ultra has NFC for contactless payments, the Redmi K50i doesn't; the Redmi K50i is noticeably lighter (200g vs 227g).
Profile comparison
Category scores
Redmi K50i
Vivo iQOO 15 Ultra
What makes Redmi K50i better?
- Better main camera: 64MP vs 50MP
- Lighter: 200g vs 227g
- Better portability (50/100 vs 35/100)
What makes Vivo iQOO 15 Ultra better?
- Higher AnTuTu: 4602290 vs 1092605
- Better Geekbench Single: 3639 vs 1139
- Better Geekbench Multi: 11047 vs 3842
- Bigger battery: 7400 vs 5080 mAh
- Faster charging: 120W vs 67W
- Higher performance (99/100 vs 62/100)
- Better camera (78/100 vs 43/100)
- Longer battery life (92/100 vs 54/100)
- Better display (99/100 vs 77/100)
Comparison verdict
Comparing the Redmi K50i vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 32 points higher (89/100 vs 57/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 62/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 43/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 54/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K50i (99/100 vs 62/100). In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Redmi K50i (99/100 vs 77/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K50i (78/100 vs 43/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K50i (92/100 vs 54/100). In the "portability" category, the Redmi K50i notably outperforms the Vivo iQOO 15 Ultra (50/100 vs 35/100).
Specs comparison
| Specification | Redmi K50i | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 8100 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 1092605 | 4602290 | |
| Geekbench Single | 1139 | 3639 | |
| Geekbench Multi | 3842 | 11047 | |
| Display | 6.6" FFS LCD | 6.8" LTPO AMOLED | |
| Resolution | 1080x2460 | 1440x3168 | |
| Refresh rate | 144 Hz | 144 Hz | |
| Battery | 5080 mAh | 7400 mAh | |
| Charging | 67W | 120W | |
| Wireless charging | 0W | 50W | |
| Main camera | 64 MP | 50 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 32 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB / 24GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 12, MIUI 13 | Android 16 | |
| Brightness (peak) | 650 nits | 8000 nits | |
| NFC | no | yes | |
| Protection | IP53 | IP68 | |
| Dimensions | 163.6×74.3×8.9 mm | 163.7×76.8×8.7 mm | |
| Weight | 200 g | 227 g | |
| Launch price | — | $799 |
Camera comparison
Redmi K50i
- Main: 64MP f/1.9
- Ultrawide: 8MP
- Front: 16MP
Vivo iQOO 15 Ultra
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Redmi K50i
- 6.6" FFS LCD
- Resolution: 1080x2460
- Refresh rate: 144 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Battery and charging
Redmi K50i
- 5080 mAh
- Wired: 67W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Overall performance score
We compared Redmi K50i and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Redmi K50i by 76.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Redmi K50i
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K50i (99/100 vs 62/100).
display
In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Redmi K50i (99/100 vs 77/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K50i (78/100 vs 43/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K50i (92/100 vs 54/100).
portability
In the "portability" category, the Redmi K50i notably outperforms the Vivo iQOO 15 Ultra (50/100 vs 35/100).
Frequently asked questions
Which is better: the Redmi K50i or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the Redmi K50i by 32 points (89/100 vs 57/100).
What is the rating of the Redmi K50i and the Vivo iQOO 15 Ultra?
The Redmi K50i has a MobileRank rating of 57/100, the Vivo iQOO 15 Ultra — 89/100.
Which has the better camera: the Redmi K50i or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 43/100).
Which is more powerful: the Redmi K50i or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 62/100).
Should you choose the Redmi K50i over the Vivo iQOO 15 Ultra?
The Redmi K50i is a better fit for active users. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.