Redmi K100 Pro vs Vivo Y31
The Redmi K100 Pro (2026) runs on the Snapdragon 8 Elite Gen 5, while the Vivo Y31 (2025) runs on the Snapdragon 4 Gen 2. By overall MobileRank rating, the Redmi K100 Pro leads — 91/100 vs 45/100 (a 46-point difference). Key differences: the Redmi K100 Pro has the bigger battery (9000 mAh vs 6500); the main camera is 200 MP vs 50 MP; the Redmi K100 Pro is faster in AnTuTu (3,531,378 vs 568,395); the Redmi K100 Pro has NFC for contactless payments, the Vivo Y31 doesn't.
Profile comparison
Category scores
Redmi K100 Pro
Vivo Y31
What makes Redmi K100 Pro better?
- Higher AnTuTu: 3531378 vs 568395
- Better Geekbench Single: 3639 vs 915
- Better Geekbench Multi: 11047 vs 2115
- Bigger battery: 9000 vs 6500 mAh
- Faster charging: 100W vs 44W
- Better main camera: 200MP vs 50MP
- Higher performance (96/100 vs 46/100)
- Better camera (90/100 vs 30/100)
- Longer battery life (95/100 vs 58/100)
- Better display (81/100 vs 55/100)
What makes Vivo Y31 better?
- Overall rating 45/100
Comparison verdict
Comparing the Redmi K100 Pro vs the Vivo Y31, the Redmi K100 Pro scores 46 points higher (91/100 vs 45/100). In the "performance" category, the Redmi K100 Pro leads (96/100 vs 46/100). In the "camera" category, the Redmi K100 Pro leads (90/100 vs 30/100). In the "battery" category, the Redmi K100 Pro leads (95/100 vs 58/100). In the "performance" category, the Redmi K100 Pro significantly outperforms the Vivo Y31 (96/100 vs 46/100). In the "display" category, the Redmi K100 Pro notably outperforms the Vivo Y31 (81/100 vs 55/100). In the "camera" category, the Redmi K100 Pro significantly outperforms the Vivo Y31 (90/100 vs 30/100). In the "battery" category, the Redmi K100 Pro significantly outperforms the Vivo Y31 (95/100 vs 58/100).
Specs comparison
| Specification | Redmi K100 Pro | Vivo Y31 | |
|---|---|---|---|
| Processor | Snapdragon 8 Elite Gen 5 | Snapdragon 4 Gen 2 | |
| AnTuTu | 3531378 | 568395 | |
| Geekbench Single | 3639 | 915 | |
| Geekbench Multi | 11047 | 2115 | |
| Display | 6.9" AMOLED | 6.7" IPS LCD | |
| Resolution | 1200x2608 | 720x1608 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 9000 mAh | 6500 mAh | |
| Charging | 100W | 44W | |
| Wireless charging | 50W | 0W | |
| Main camera | 200 MP | 50 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 8 MP | |
| RAM | 12GB / 16GB | 4GB / 6GB | |
| Storage | 256GB / 512GB / 1TB | 128GB | |
| OS | Android 16 | Android 15 | |
| Brightness (peak) | — | 1000 nits | |
| NFC | yes | no | |
| Protection | IP68 | IP68/IP69 | |
| Dimensions | — | 166.1×77.0×8.4 mm | |
| Weight | — | 209 g | |
| Launch price | — | $220 |
Camera comparison
Redmi K100 Pro
- Main: 200MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo Y31
- Main: 50MP f/1.8
- Front: 8MP
Display comparison
Redmi K100 Pro
- 6.9" AMOLED
- Resolution: 1200x2608
- Refresh rate: 120 Hz
Vivo Y31
- 6.7" IPS LCD
- Resolution: 720x1608
- Refresh rate: 120 Hz
Battery and charging
Redmi K100 Pro
- 9000 mAh
- Wired: 100W
- Wireless: 50W
Vivo Y31
- 6500 mAh
- Wired: 44W
- No wireless charging
Overall performance score
We compared Redmi K100 Pro and Vivo Y31, covering their specs and all relevant benchmarks.
Redmi K100 Pro leads Vivo Y31 by 521.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Redmi K100 Pro
Price unknownDetailed category analysis
performance
In the "performance" category, the Redmi K100 Pro significantly outperforms the Vivo Y31 (96/100 vs 46/100).
display
In the "display" category, the Redmi K100 Pro notably outperforms the Vivo Y31 (81/100 vs 55/100).
camera
In the "camera" category, the Redmi K100 Pro significantly outperforms the Vivo Y31 (90/100 vs 30/100).
battery
In the "battery" category, the Redmi K100 Pro significantly outperforms the Vivo Y31 (95/100 vs 58/100).
Frequently asked questions
Which is better: the Redmi K100 Pro or the Vivo Y31?
The Redmi K100 Pro significantly outperforms the Vivo Y31 by 46 points (91/100 vs 45/100).
What is the rating of the Redmi K100 Pro and the Vivo Y31?
The Redmi K100 Pro has a MobileRank rating of 91/100, the Vivo Y31 — 45/100.
Which has the better camera: the Redmi K100 Pro or the Vivo Y31?
The Redmi K100 Pro leads on camera score (90/100 vs 30/100).
Which is more powerful: the Redmi K100 Pro or the Vivo Y31?
The Redmi K100 Pro leads on performance (96/100 vs 46/100).
Should you choose the Redmi K100 Pro over the Vivo Y31?
The Redmi K100 Pro is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life.