Poco X8 Pro vs Vivo Y31s 5G
The Poco X8 Pro (2026) runs on the MediaTek Dimensity 8500 Ultra, while the Vivo Y31s 5G (2026) runs on the Qualcomm Snapdragon 4 Gen 2; launch prices were $350 and $200. By overall MobileRank rating, the Poco X8 Pro leads — 64/100 vs 47/100 (a 17-point difference). Key differences: the Vivo Y31s 5G has the bigger battery (6500 mAh vs 6000); the Poco X8 Pro is faster in AnTuTu (1,982,033 vs 560,863); the Poco X8 Pro has NFC for contactless payments, the Vivo Y31s 5G doesn't.
Poco X8 Pro
Vivo Y31s 5G
- Higher AnTuTu: 1982033 vs 560863
- Better Geekbench Single: 1553 vs 923
- Better Geekbench Multi: 6403 vs 2249
- Faster charging: 100W vs 44W
- Lighter: 196g vs 207g
- Higher performance (76/100 vs 47/100)
- Longer battery life (68/100 vs 58/100)
- Better display (83/100 vs 55/100)
- Better portability (57/100 vs 50/100)
- Bigger battery: 6500 vs 6000 mAh
- Cheaper at launch: $200 vs $350
- Overall rating 47/100
Comparing the Poco X8 Pro vs the Vivo Y31s 5G, the Poco X8 Pro scores 17 points higher (64/100 vs 47/100). In the "performance" category, the Poco X8 Pro leads (76/100 vs 47/100). In the "battery" category, the Poco X8 Pro leads (68/100 vs 58/100). Value score: Poco X8 Pro — 68/100, 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 Poco X8 Pro notably outperforms the Vivo Y31s 5G (76/100 vs 47/100). In the "display" category, the Poco X8 Pro notably outperforms the Vivo Y31s 5G (83/100 vs 55/100). In the "camera" category, both devices are on the same level — 37/100. In the "battery" category, the Poco X8 Pro is a bit better (68/100 vs 58/100). In the "portability" category, the Poco X8 Pro is a bit better (57/100 vs 50/100).
| Specification | Poco X8 Pro | Vivo Y31s 5G | |
|---|---|---|---|
| Processor | MediaTek Dimensity 8500 Ultra | Qualcomm Snapdragon 4 Gen 2 | |
| AnTuTu | 1982033 | 560863 | |
| Geekbench Single | 1553 | 923 | |
| Geekbench Multi | 6403 | 2249 | |
| Display | 6.7" AMOLED | 6.7" IPS LCD | |
| Resolution | 2712x1220 | 1600x720 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6000 mAh | 6500 mAh | |
| Charging | 100W | 44W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 20 MP | 32 MP | |
| RAM | 8GB / 12GB | 8GB | |
| Storage | 128GB / 256GB / 512GB | 256GB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 3500 nits | — | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | 157.5×75.2×8.4 mm | 164.2×75.4×8.4 mm | |
| Weight | 196 g | 207 g | |
| Launch price | $350 | $200 |
Poco X8 Pro
- Main: 50MP f/1.5
- Ultrawide: 8MP
- Front: 20MP
Vivo Y31s 5G
- Main: 50MP f/f/1.8
- Front: 32MP
Poco X8 Pro
- 6.7" AMOLED
- Resolution: 2712x1220
- Refresh rate: 120 Hz
Vivo Y31s 5G
- 6.7" IPS LCD
- Resolution: 1600x720
- Refresh rate: 120 Hz
Poco X8 Pro
- 6000 mAh
- Wired: 100W
- No wireless charging
Vivo Y31s 5G
- 6500 mAh
- Wired: 44W
- No wireless charging
We compared Poco X8 Pro and Vivo Y31s 5G, covering their specs and all relevant benchmarks.
Poco X8 Pro leads Vivo Y31s 5G by 253.4% in our overall performance rating.
Launch price difference: $150. Vivo Y31s 5G was $150 cheaper at launch.
performance
In the "performance" category, the Poco X8 Pro notably outperforms the Vivo Y31s 5G (76/100 vs 47/100).
display
In the "display" category, the Poco X8 Pro notably outperforms the Vivo Y31s 5G (83/100 vs 55/100).
camera
In the "camera" category, both devices are on the same level — 37/100.
battery
In the "battery" category, the Poco X8 Pro is a bit better (68/100 vs 58/100).
portability
In the "portability" category, the Poco X8 Pro is a bit better (57/100 vs 50/100).
Which is better: the Poco X8 Pro or the Vivo Y31s 5G?
The Poco X8 Pro is noticeably better than the Vivo Y31s 5G — the overall rating gap is 17 points.
What is the rating of the Poco X8 Pro and the Vivo Y31s 5G?
The Poco X8 Pro has a MobileRank rating of 64/100, the Vivo Y31s 5G — 47/100.
Which is more powerful: the Poco X8 Pro or the Vivo Y31s 5G?
The Poco X8 Pro leads on performance (76/100 vs 47/100).
Should you choose the Poco X8 Pro over the Vivo Y31s 5G?
The Poco X8 Pro is a better fit for active users. The Vivo Y31s 5G is a better fit for everyday use.