Redmi K50i vs Vivo iQOO 15
The Redmi K50i (2022) runs on the MediaTek Dimensity 8100, while the Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 57/100 (a 29-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 5080); the main camera is 64 MP vs 50 MP; the Vivo iQOO 15 is faster in AnTuTu (3,758,268 vs 1,092,605); the Vivo iQOO 15 has NFC for contactless payments, the Redmi K50i doesn't; the Redmi K50i is noticeably lighter (200g vs 215g).
Profile comparison
Category scores
Redmi K50i
Vivo iQOO 15
What makes Redmi K50i better?
- Better main camera: 64MP vs 50MP
- Lighter: 200g vs 215g
- Better portability (50/100 vs 48/100)
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 1092605
- Better Geekbench Single: 3013 vs 1139
- Better Geekbench Multi: 9287 vs 3842
- Bigger battery: 7000 vs 5080 mAh
- Faster charging: 100W vs 67W
- Higher performance (94/100 vs 62/100)
- Better camera (78/100 vs 43/100)
- Longer battery life (85/100 vs 54/100)
- Better display (99/100 vs 77/100)
Comparison verdict
Comparing the Redmi K50i vs the Vivo iQOO 15, the Vivo iQOO 15 scores 29 points higher (86/100 vs 57/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 62/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 43/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 54/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the Redmi K50i (94/100 vs 62/100). In the "display" category, the Vivo iQOO 15 notably outperforms the Redmi K50i (99/100 vs 77/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Redmi K50i (78/100 vs 43/100). In the "battery" category, the Vivo iQOO 15 significantly outperforms the Redmi K50i (85/100 vs 54/100). In the "portability" category, the Redmi K50i and the Vivo iQOO 15 are nearly equal (50/100 vs 48/100).
Specs comparison
| Specification | Redmi K50i | Vivo iQOO 15 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 8100 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 1092605 | 3758268 | |
| Geekbench Single | 1139 | 3013 | |
| Geekbench Multi | 3842 | 9287 | |
| Display | 6.6" FFS LCD | 6.8" LTPO AMOLED | |
| Resolution | 1080x2460 | 1440x3168 | |
| Refresh rate | 144 Hz | 144 Hz | |
| Battery | 5080 mAh | 7000 mAh | |
| Charging | 67W | 100W | |
| Wireless charging | 0W | 40W | |
| 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 | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 12, MIUI 13 | Android 16 | |
| Brightness (peak) | 650 nits | 6000 nits | |
| NFC | no | yes | |
| Protection | IP53 | IP68 | |
| Dimensions | 163.6×74.3×8.9 mm | 163.7×76.8×8.1 mm | |
| Weight | 200 g | 215 g | |
| Launch price | — | $599 |
Camera comparison
Redmi K50i
- Main: 64MP f/1.9
- Ultrawide: 8MP
- Front: 16MP
Vivo iQOO 15
- 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
- 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
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
Overall performance score
We compared Redmi K50i and Vivo iQOO 15, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Redmi K50i by 70.9% 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 significantly outperforms the Redmi K50i (94/100 vs 62/100).
display
In the "display" category, the Vivo iQOO 15 notably outperforms the Redmi K50i (99/100 vs 77/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Redmi K50i (78/100 vs 43/100).
battery
In the "battery" category, the Vivo iQOO 15 significantly outperforms the Redmi K50i (85/100 vs 54/100).
portability
In the "portability" category, the Redmi K50i and the Vivo iQOO 15 are nearly equal (50/100 vs 48/100).
Frequently asked questions
Which is better: the Redmi K50i or the Vivo iQOO 15?
The Vivo iQOO 15 significantly outperforms the Redmi K50i by 29 points (86/100 vs 57/100).
What is the rating of the Redmi K50i and the Vivo iQOO 15?
The Redmi K50i has a MobileRank rating of 57/100, the Vivo iQOO 15 — 86/100.
Which has the better camera: the Redmi K50i or the Vivo iQOO 15?
The Vivo iQOO 15 leads on camera score (78/100 vs 43/100).
Which is more powerful: the Redmi K50i or the Vivo iQOO 15?
The Vivo iQOO 15 leads on performance (94/100 vs 62/100).
Should you choose the Redmi K50i over the Vivo iQOO 15?
The Redmi K50i is a better fit for active users. The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.