Redmi K100 Pro Max vs Vivo Y31s 5G
The Redmi K100 Pro Max (2026) runs on the Snapdragon 8 Elite Gen 5, while the Vivo Y31s 5G (2026) runs on the Qualcomm Snapdragon 4 Gen 2; launch prices were $730 and $200. By overall MobileRank rating, the Redmi K100 Pro Max leads — 94/100 vs 47/100 (a 47-point difference). Key differences: the Redmi K100 Pro Max has the bigger battery (9070 mAh vs 6500); the main camera is 200 MP vs 50 MP; the Redmi K100 Pro Max is faster in AnTuTu (3,942,923 vs 560,863); the Redmi K100 Pro Max has NFC for contactless payments, the Vivo Y31s 5G doesn't.
Redmi K100 Pro Max
Vivo Y31s 5G
- Higher AnTuTu: 3942923 vs 560863
- Better Geekbench Single: 3640 vs 923
- Better Geekbench Multi: 11033 vs 2249
- Bigger battery: 9070 vs 6500 mAh
- Faster charging: 100W vs 44W
- Better main camera: 200MP vs 50MP
- Higher refresh rate: 185Hz vs 120Hz
- Higher performance (98/100 vs 47/100)
- Better camera (90/100 vs 37/100)
- Longer battery life (95/100 vs 58/100)
- Better display (91/100 vs 55/100)
- Cheaper at launch: $200 vs $730
- Overall rating 47/100
Comparing the Redmi K100 Pro Max vs the Vivo Y31s 5G, the Redmi K100 Pro Max scores 47 points higher (94/100 vs 47/100). In the "performance" category, the Redmi K100 Pro Max leads (98/100 vs 47/100). In the "camera" category, the Redmi K100 Pro Max leads (90/100 vs 37/100). In the "battery" category, the Redmi K100 Pro Max leads (95/100 vs 58/100). Value score: Redmi K100 Pro Max — 100/100, Vivo Y31s 5G — 56/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y31s 5G (98/100 vs 47/100). In the "display" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y31s 5G (91/100 vs 55/100). In the "camera" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y31s 5G (90/100 vs 37/100). In the "battery" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y31s 5G (95/100 vs 58/100).
| Specification | Redmi K100 Pro Max | Vivo Y31s 5G | |
|---|---|---|---|
| Processor | Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 4 Gen 2 | |
| AnTuTu | 3942923 | 560863 | |
| Geekbench Single | 3640 | 923 | |
| Geekbench Multi | 11033 | 2249 | |
| Display | 6.9" AMOLED | 6.7" IPS LCD | |
| Resolution | 1200x2608 | 1600x720 | |
| Refresh rate | 185 Hz | 120 Hz | |
| Battery | 9070 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 | 32 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 256GB / 512GB / 1TB | 256GB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 4500 nits | — | |
| NFC | yes | no | |
| Protection | IP69 | — | |
| Dimensions | — | 164.2×75.4×8.4 mm | |
| Weight | — | 207 g | |
| Launch price | $730 | $200 |
Redmi K100 Pro Max
- Main: 200MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo Y31s 5G
- Main: 50MP f/f/1.8
- Front: 32MP
Redmi K100 Pro Max
- 6.9" AMOLED
- Resolution: 1200x2608
- Refresh rate: 185 Hz
Vivo Y31s 5G
- 6.7" IPS LCD
- Resolution: 1600x720
- Refresh rate: 120 Hz
Redmi K100 Pro Max
- 9070 mAh
- Wired: 100W
- Wireless: 50W
Vivo Y31s 5G
- 6500 mAh
- Wired: 44W
- No wireless charging
We compared Redmi K100 Pro Max and Vivo Y31s 5G, covering their specs and all relevant benchmarks.
Redmi K100 Pro Max leads Vivo Y31s 5G by 603.0% in our overall performance rating.
Launch price difference: $530. Vivo Y31s 5G was $530 cheaper at launch.
performance
In the "performance" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y31s 5G (98/100 vs 47/100).
display
In the "display" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y31s 5G (91/100 vs 55/100).
camera
In the "camera" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y31s 5G (90/100 vs 37/100).
battery
In the "battery" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y31s 5G (95/100 vs 58/100).
Which is better: the Redmi K100 Pro Max or the Vivo Y31s 5G?
The Redmi K100 Pro Max significantly outperforms the Vivo Y31s 5G by 47 points (94/100 vs 47/100).
What is the rating of the Redmi K100 Pro Max and the Vivo Y31s 5G?
The Redmi K100 Pro Max has a MobileRank rating of 94/100, the Vivo Y31s 5G — 47/100.
Which has the better camera: the Redmi K100 Pro Max or the Vivo Y31s 5G?
The Redmi K100 Pro Max leads on camera score (90/100 vs 37/100).
Which is more powerful: the Redmi K100 Pro Max or the Vivo Y31s 5G?
The Redmi K100 Pro Max leads on performance (98/100 vs 47/100).
Should you choose the Redmi K100 Pro Max over the Vivo Y31s 5G?
The Redmi K100 Pro Max is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers. The Vivo Y31s 5G is a better fit for everyday use.