Vivo Y31d vs Xiaomi 17 Ultra (China)
The Vivo Y31d (2026) runs on the Qualcomm Snapdragon 6s 4G Gen 2, while the Xiaomi 17 Ultra (China) (2025) runs on the Snapdragon 8 Elite Gen 5; launch prices were $185 and $892. By overall MobileRank rating, the Xiaomi 17 Ultra (China) leads — 87/100 vs 41/100 (a 46-point difference). Key differences: the Vivo Y31d has the bigger battery (7200 mAh vs 6800); the Xiaomi 17 Ultra (China) is faster in AnTuTu (3,942,923 vs 522,680); the Xiaomi 17 Ultra (China) has NFC for contactless payments, the Vivo Y31d doesn't.
Vivo Y31d
Xiaomi 17 Ultra (China)
- Bigger battery: 7200 vs 6800 mAh
- Lighter: 219g vs 224g
- Cheaper at launch: $185 vs $892
- Better portability (43/100 vs 42/100)
- Higher AnTuTu: 3942923 vs 522680
- Better Geekbench Single: 3640 vs 489
- Better Geekbench Multi: 11033 vs 1532
- Faster charging: 90W vs 44W
- Higher performance (98/100 vs 36/100)
- Better camera (87/100 vs 30/100)
- Longer battery life (83/100 vs 60/100)
- Better display (81/100 vs 55/100)
Comparing the Vivo Y31d vs the Xiaomi 17 Ultra (China), the Xiaomi 17 Ultra (China) scores 46 points higher (87/100 vs 41/100). In the "performance" category, the Xiaomi 17 Ultra (China) leads (98/100 vs 36/100). In the "camera" category, the Xiaomi 17 Ultra (China) leads (87/100 vs 30/100). In the "battery" category, the Xiaomi 17 Ultra (China) leads (83/100 vs 60/100). Value score: Vivo Y31d — 48/100, 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 Y31d (98/100 vs 36/100). In the "display" category, the Xiaomi 17 Ultra (China) notably outperforms the Vivo Y31d (81/100 vs 55/100). In the "camera" category, the Xiaomi 17 Ultra (China) significantly outperforms the Vivo Y31d (87/100 vs 30/100). In the "battery" category, the Xiaomi 17 Ultra (China) notably outperforms the Vivo Y31d (83/100 vs 60/100). In the "portability" category, the Vivo Y31d and the Xiaomi 17 Ultra (China) are nearly equal (43/100 vs 42/100).
| Specification | Vivo Y31d | Xiaomi 17 Ultra (China) | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 6s 4G Gen 2 | Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 522680 | 3942923 | |
| Geekbench Single | 489 | 3640 | |
| Geekbench Multi | 1532 | 11033 | |
| Display | 6.8" IPS LCD | 6.9" LTPO AMOLED | |
| Resolution | 720x1570 | 1200x2608 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 7200 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 | 8 MP | 50 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 512GB / 1TB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 1250 nits | — | |
| NFC | no | yes | |
| Protection | IP68/IP69 | IP68/IP69 | |
| Dimensions | 166.6×78.4×8.4 mm | 162.9×77.6×8.3 mm | |
| Weight | 219 g | 224 g | |
| Launch price | $185 | $892 |
Vivo Y31d
- Main: 50MP f/f/2.0
- Front: 8MP
Xiaomi 17 Ultra (China)
- Main: 50MP f/f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Vivo Y31d
- 6.8" IPS LCD
- Resolution: 720x1570
- Refresh rate: 120 Hz
Xiaomi 17 Ultra (China)
- 6.9" LTPO AMOLED
- Resolution: 1200x2608
- Refresh rate: 120 Hz
Vivo Y31d
- 7200 mAh
- Wired: 44W
- No wireless charging
Xiaomi 17 Ultra (China)
- 6800 mAh
- Wired: 90W
- Wireless: 50W
We compared Vivo Y31d and Xiaomi 17 Ultra (China), covering their specs and all relevant benchmarks.
Xiaomi 17 Ultra (China) leads Vivo Y31d by 86.7% in our overall performance rating.
Launch price difference: $707. Vivo Y31d was $707 cheaper at launch.
performance
In the "performance" category, the Xiaomi 17 Ultra (China) significantly outperforms the Vivo Y31d (98/100 vs 36/100).
display
In the "display" category, the Xiaomi 17 Ultra (China) notably outperforms the Vivo Y31d (81/100 vs 55/100).
camera
In the "camera" category, the Xiaomi 17 Ultra (China) significantly outperforms the Vivo Y31d (87/100 vs 30/100).
battery
In the "battery" category, the Xiaomi 17 Ultra (China) notably outperforms the Vivo Y31d (83/100 vs 60/100).
portability
In the "portability" category, the Vivo Y31d and the Xiaomi 17 Ultra (China) are nearly equal (43/100 vs 42/100).
Which is better: the Vivo Y31d or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) significantly outperforms the Vivo Y31d by 46 points (87/100 vs 41/100).
What is the rating of the Vivo Y31d and the Xiaomi 17 Ultra (China)?
The Vivo Y31d has a MobileRank rating of 41/100, the Xiaomi 17 Ultra (China) — 87/100.
Which has the better camera: the Vivo Y31d or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) leads on camera score (87/100 vs 30/100).
Which is more powerful: the Vivo Y31d or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) leads on performance (98/100 vs 36/100).
Should you choose the Vivo Y31d over the Xiaomi 17 Ultra (China)?
The Vivo Y31d 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.