Vivo Y31s 5G vs Xiaomi 17 Ultra (China)
The Vivo Y31s 5G (2026) runs on the Qualcomm Snapdragon 4 Gen 2, while the Xiaomi 17 Ultra (China) (2025) runs on the Snapdragon 8 Elite Gen 5; launch prices were $200 and $892. By overall MobileRank rating, the Xiaomi 17 Ultra (China) leads — 87/100 vs 47/100 (a 40-point difference). Key differences: the Xiaomi 17 Ultra (China) has the bigger battery (6800 mAh vs 6500); the Xiaomi 17 Ultra (China) is faster in AnTuTu (3,942,923 vs 560,863); the Xiaomi 17 Ultra (China) has NFC for contactless payments, the Vivo Y31s 5G doesn't; the Vivo Y31s 5G is noticeably lighter (207g vs 224g).
Vivo Y31s 5G
Xiaomi 17 Ultra (China)
- Lighter: 207g vs 224g
- Cheaper at launch: $200 vs $892
- Better portability (50/100 vs 42/100)
- Higher AnTuTu: 3942923 vs 560863
- Better Geekbench Single: 3640 vs 923
- Better Geekbench Multi: 11033 vs 2249
- Bigger battery: 6800 vs 6500 mAh
- Faster charging: 90W vs 44W
- Higher performance (98/100 vs 47/100)
- Better camera (87/100 vs 37/100)
- Longer battery life (83/100 vs 58/100)
- Better display (81/100 vs 55/100)
Comparing the Vivo Y31s 5G vs the Xiaomi 17 Ultra (China), the Xiaomi 17 Ultra (China) scores 40 points higher (87/100 vs 47/100). In the "performance" category, the Xiaomi 17 Ultra (China) leads (98/100 vs 47/100). In the "camera" category, the Xiaomi 17 Ultra (China) leads (87/100 vs 37/100). In the "battery" category, the Xiaomi 17 Ultra (China) leads (83/100 vs 58/100). Value score: Vivo Y31s 5G — 56/100, Xiaomi 17 Ultra (China) — 86/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Xiaomi 17 Ultra (China) significantly outperforms the Vivo Y31s 5G (98/100 vs 47/100). In the "display" category, the Xiaomi 17 Ultra (China) notably outperforms the Vivo Y31s 5G (81/100 vs 55/100). In the "camera" category, the Xiaomi 17 Ultra (China) significantly outperforms the Vivo Y31s 5G (87/100 vs 37/100). In the "battery" category, the Xiaomi 17 Ultra (China) notably outperforms the Vivo Y31s 5G (83/100 vs 58/100). In the "portability" category, the Vivo Y31s 5G is a bit better (50/100 vs 42/100).
| Specification | Vivo Y31s 5G | Xiaomi 17 Ultra (China) | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 4 Gen 2 | Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 560863 | 3942923 | |
| Geekbench Single | 923 | 3640 | |
| Geekbench Multi | 2249 | 11033 | |
| Display | 6.7" IPS LCD | 6.9" LTPO AMOLED | |
| Resolution | 1600x720 | 1200x2608 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6500 mAh | 6800 mAh | |
| Charging | 44W | 90W | |
| Wireless charging | 0W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 32 MP | 50 MP | |
| RAM | 8GB | 12GB / 16GB | |
| Storage | 256GB | 512GB / 1TB | |
| OS | Android 16 | Android 16 | |
| NFC | no | yes | |
| Protection | — | IP68/IP69 | |
| Dimensions | 164.2×75.4×8.4 mm | 162.9×77.6×8.3 mm | |
| Weight | 207 g | 224 g | |
| Launch price | $200 | $892 |
Vivo Y31s 5G
- Main: 50MP f/f/1.8
- Front: 32MP
Xiaomi 17 Ultra (China)
- Main: 50MP f/f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Vivo Y31s 5G
- 6.7" IPS LCD
- Resolution: 1600x720
- Refresh rate: 120 Hz
Xiaomi 17 Ultra (China)
- 6.9" LTPO AMOLED
- Resolution: 1200x2608
- Refresh rate: 120 Hz
Vivo Y31s 5G
- 6500 mAh
- Wired: 44W
- No wireless charging
Xiaomi 17 Ultra (China)
- 6800 mAh
- Wired: 90W
- Wireless: 50W
We compared Vivo Y31s 5G and Xiaomi 17 Ultra (China), covering their specs and all relevant benchmarks.
Xiaomi 17 Ultra (China) leads Vivo Y31s 5G by 85.8% in our overall performance rating.
Launch price difference: $692. Vivo Y31s 5G was $692 cheaper at launch.
performance
In the "performance" category, the Xiaomi 17 Ultra (China) significantly outperforms the Vivo Y31s 5G (98/100 vs 47/100).
display
In the "display" category, the Xiaomi 17 Ultra (China) notably outperforms the Vivo Y31s 5G (81/100 vs 55/100).
camera
In the "camera" category, the Xiaomi 17 Ultra (China) significantly outperforms the Vivo Y31s 5G (87/100 vs 37/100).
battery
In the "battery" category, the Xiaomi 17 Ultra (China) notably outperforms the Vivo Y31s 5G (83/100 vs 58/100).
portability
In the "portability" category, the Vivo Y31s 5G is a bit better (50/100 vs 42/100).
Which is better: the Vivo Y31s 5G or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) significantly outperforms the Vivo Y31s 5G by 40 points (87/100 vs 47/100).
What is the rating of the Vivo Y31s 5G and the Xiaomi 17 Ultra (China)?
The Vivo Y31s 5G has a MobileRank rating of 47/100, the Xiaomi 17 Ultra (China) — 87/100.
Which has the better camera: the Vivo Y31s 5G or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) leads on camera score (87/100 vs 37/100).
Which is more powerful: the Vivo Y31s 5G or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) leads on performance (98/100 vs 47/100).
Should you choose the Vivo Y31s 5G over the Xiaomi 17 Ultra (China)?
The Vivo Y31s 5G is a better fit for everyday use. The Xiaomi 17 Ultra (China) is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.