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 — 84/100 vs 37/100 (a 47-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 1,089,139); the Vivo iQOO 15 Ultra has NFC for contactless payments, the Redmi K50i doesn't; the Redmi K50i is noticeably lighter (200g vs 227g).
Redmi K50i
Vivo iQOO 15 Ultra
- Better main camera: 64MP vs 50MP
- Lighter: 200g vs 227g
- Better design/ergonomics (50/100 vs 16/100)
- Higher AnTuTu: 4602290 vs 1089139
- Better Geekbench Single: 3640 vs 1139
- Better Geekbench Multi: 11033 vs 3842
- Bigger battery: 7400 vs 5080 mAh
- Faster charging: 120W vs 67W
- Higher performance (97/100 vs 8/100)
- Better camera (74/100 vs 40/100)
- Longer battery life (86/100 vs 50/100)
Comparing the Redmi K50i vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 47 points higher (84/100 vs 37/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (97/100 vs 8/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (74/100 vs 40/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (86/100 vs 50/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K50i (97/100 vs 8/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K50i (74/100 vs 40/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K50i (86/100 vs 50/100). In the "design" category, the Redmi K50i significantly outperforms the Vivo iQOO 15 Ultra (50/100 vs 16/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Redmi K50i | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 8100 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 1089139 | 4602290 | |
| Geekbench Single | 1139 | 3640 | |
| Geekbench Multi | 3842 | 11033 | |
| 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 | |
| Price | — | $799 |
Redmi K50i
- Main: 64MP f/f/1.9
- Ultrawide: 8MP
- Front: 16MP
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
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
Redmi K50i
- 5080 mAh
- Wired: 67W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
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.
Redmi K50i
Price unknownperformance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K50i (97/100 vs 8/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K50i (74/100 vs 40/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K50i (86/100 vs 50/100).
design
In the "design" category, the Redmi K50i significantly outperforms the Vivo iQOO 15 Ultra (50/100 vs 16/100).
value for money
In the "value for money" category, both devices are on the same level — 55/100.
Which is better: the Redmi K50i or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the Redmi K50i by 47 points (84/100 vs 37/100).
What is the rating of the Redmi K50i and the Vivo iQOO 15 Ultra?
The Redmi K50i has a MobileRank rating of 37/100, the Vivo iQOO 15 Ultra — 84/100.
Which has the better camera: the Redmi K50i or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (74/100 vs 40/100).
Which is more powerful: the Redmi K50i or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (97/100 vs 8/100).
Should you choose the Redmi K50i over the Vivo iQOO 15 Ultra?
The Redmi K50i is a better fit for everyday use. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life.