Redmi K100 Pro Max vs Vivo Y31d
The Redmi K100 Pro Max (2026) runs on the Snapdragon 8 Elite Gen 5, while the Vivo Y31d (2026) runs on the Qualcomm Snapdragon 6s 4G Gen 2; launch prices were $730 and $185. By overall MobileRank rating, the Redmi K100 Pro Max leads — 94/100 vs 41/100 (a 53-point difference). Key differences: the Redmi K100 Pro Max has the bigger battery (9070 mAh vs 7200); the main camera is 200 MP vs 50 MP; the Redmi K100 Pro Max is faster in AnTuTu (3,942,923 vs 522,680); the Redmi K100 Pro Max has NFC for contactless payments, the Vivo Y31d doesn't.
Redmi K100 Pro Max
Vivo Y31d
- Higher AnTuTu: 3942923 vs 522680
- Better Geekbench Single: 3640 vs 489
- Better Geekbench Multi: 11033 vs 1532
- Bigger battery: 9070 vs 7200 mAh
- Faster charging: 100W vs 44W
- Better main camera: 200MP vs 50MP
- Higher refresh rate: 185Hz vs 120Hz
- Higher performance (98/100 vs 36/100)
- Better camera (90/100 vs 30/100)
- Longer battery life (95/100 vs 60/100)
- Better display (91/100 vs 55/100)
- Cheaper at launch: $185 vs $730
- Overall rating 41/100
Comparing the Redmi K100 Pro Max vs the Vivo Y31d, the Redmi K100 Pro Max scores 53 points higher (94/100 vs 41/100). In the "performance" category, the Redmi K100 Pro Max leads (98/100 vs 36/100). In the "camera" category, the Redmi K100 Pro Max leads (90/100 vs 30/100). In the "battery" category, the Redmi K100 Pro Max leads (95/100 vs 60/100). Value score: Redmi K100 Pro Max — 100/100, Vivo Y31d — 48/100; 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 Y31d (98/100 vs 36/100). In the "display" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y31d (91/100 vs 55/100). In the "camera" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y31d (90/100 vs 30/100). In the "battery" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y31d (95/100 vs 60/100).
| Specification | Redmi K100 Pro Max | Vivo Y31d | |
|---|---|---|---|
| Processor | Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 6s 4G Gen 2 | |
| AnTuTu | 3942923 | 522680 | |
| Geekbench Single | 3640 | 489 | |
| Geekbench Multi | 11033 | 1532 | |
| Display | 6.9" AMOLED | 6.8" IPS LCD | |
| Resolution | 1200x2608 | 720x1570 | |
| Refresh rate | 185 Hz | 120 Hz | |
| Battery | 9070 mAh | 7200 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 | 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 4500 nits | 1250 nits | |
| NFC | yes | no | |
| Protection | IP69 | IP68/IP69 | |
| Dimensions | — | 166.6×78.4×8.4 mm | |
| Weight | — | 219 g | |
| Launch price | $730 | $185 |
Redmi K100 Pro Max
- Main: 200MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo Y31d
- Main: 50MP f/f/2.0
- Front: 8MP
Redmi K100 Pro Max
- 6.9" AMOLED
- Resolution: 1200x2608
- Refresh rate: 185 Hz
Vivo Y31d
- 6.8" IPS LCD
- Resolution: 720x1570
- Refresh rate: 120 Hz
Redmi K100 Pro Max
- 9070 mAh
- Wired: 100W
- Wireless: 50W
Vivo Y31d
- 7200 mAh
- Wired: 44W
- No wireless charging
We compared Redmi K100 Pro Max and Vivo Y31d, covering their specs and all relevant benchmarks.
Redmi K100 Pro Max leads Vivo Y31d by 654.4% in our overall performance rating.
Launch price difference: $545. Vivo Y31d was $545 cheaper at launch.
performance
In the "performance" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y31d (98/100 vs 36/100).
display
In the "display" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y31d (91/100 vs 55/100).
camera
In the "camera" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y31d (90/100 vs 30/100).
battery
In the "battery" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y31d (95/100 vs 60/100).
Which is better: the Redmi K100 Pro Max or the Vivo Y31d?
The Redmi K100 Pro Max significantly outperforms the Vivo Y31d by 53 points (94/100 vs 41/100).
What is the rating of the Redmi K100 Pro Max and the Vivo Y31d?
The Redmi K100 Pro Max has a MobileRank rating of 94/100, the Vivo Y31d — 41/100.
Which has the better camera: the Redmi K100 Pro Max or the Vivo Y31d?
The Redmi K100 Pro Max leads on camera score (90/100 vs 30/100).
Which is more powerful: the Redmi K100 Pro Max or the Vivo Y31d?
The Redmi K100 Pro Max leads on performance (98/100 vs 36/100).
Should you choose the Redmi K100 Pro Max over the Vivo Y31d?
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 Y31d is a better fit for everyday use.