Poco X4 NFC vs Vivo Y31d
The Poco X4 NFC (2022) runs on the MediaTek Dimensity 920, while the Vivo Y31d (2026) runs on the Qualcomm Snapdragon 6s 4G Gen 2. By overall MobileRank rating, the Poco X4 NFC leads — 34/100 vs 33/100 (a 1-point difference). Key differences: the Vivo Y31d has the bigger battery (7200 mAh vs 5160); the main camera is 108 MP vs 50 MP; the Poco X4 NFC has NFC for contactless payments, the Vivo Y31d doesn't.
Poco X4 NFC
Vivo Y31d
- Faster charging: 67W vs 44W
- Better main camera: 108MP vs 50MP
- Lighter: 207g vs 219g
- Better camera (41/100 vs 24/100)
- Better design/ergonomics (41/100 vs 26/100)
- Bigger battery: 7200 vs 5160 mAh
- Longer battery life (57/100 vs 51/100)
- Better value for money (97/100 vs 55/100)
Comparing the Poco X4 NFC vs the Vivo Y31d, the Poco X4 NFC scores 1 points higher (34/100 vs 33/100). In the "camera" category, the Poco X4 NFC leads (41/100 vs 24/100). In the "value for money" category, the Vivo Y31d leads (97/100 vs 55/100). In the "performance" category, both devices are on the same level — 0/100. In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Poco X4 NFC notably outperforms the Vivo Y31d (41/100 vs 24/100). In the "battery" category, the Vivo Y31d is a bit better (57/100 vs 51/100). In the "design" category, the Poco X4 NFC notably outperforms the Vivo Y31d (41/100 vs 26/100). In the "value for money" category, the Vivo Y31d significantly outperforms the Poco X4 NFC (97/100 vs 55/100).
| Specification | Poco X4 NFC | Vivo Y31d | |
|---|---|---|---|
| Processor | MediaTek Dimensity 920 | Qualcomm Snapdragon 6s 4G Gen 2 | |
| AnTuTu | — | 522680 | |
| Geekbench Single | — | 489 | |
| Geekbench Multi | — | 1532 | |
| Display | 6.7" Super AMOLED | 6.8" IPS LCD | |
| Resolution | 1080x2400 | 720x1570 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5160 mAh | 7200 mAh | |
| Charging | 67W | 44W | |
| Main camera | 108 MP | 50 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 16 MP | 8 MP | |
| RAM | 6GB / 8GB | 6GB / 8GB | |
| Storage | 128GB / 256GB | 128GB / 256GB | |
| OS | Android 11, MIUI 12.5 | Android 16 | |
| Brightness (peak) | 1200 nits | 1250 nits | |
| NFC | yes | no | |
| Protection | — | IP68/IP69 | |
| Dimensions | 163.7×76.2×8.3 mm | 166.6×78.4×8.4 mm | |
| Weight | 207 g | 219 g | |
| Price | — | $185 |
Poco X4 NFC
- Main: 108MP f/f/1.9
- Ultrawide: 8MP
- Front: 16MP
Vivo Y31d
- Main: 50MP f/f/2.0
- Front: 8MP
Poco X4 NFC
- 6.7" Super AMOLED
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Vivo Y31d
- 6.8" IPS LCD
- Resolution: 720x1570
- Refresh rate: 120 Hz
Poco X4 NFC
- 5160 mAh
- Wired: 67W
- No wireless charging
Vivo Y31d
- 7200 mAh
- Wired: 44W
- No wireless charging
Poco X4 NFC
Price unknownperformance
In the "performance" category, both devices are on the same level — 0/100.
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Poco X4 NFC notably outperforms the Vivo Y31d (41/100 vs 24/100).
battery
In the "battery" category, the Vivo Y31d is a bit better (57/100 vs 51/100).
design
In the "design" category, the Poco X4 NFC notably outperforms the Vivo Y31d (41/100 vs 26/100).
value for money
In the "value for money" category, the Vivo Y31d significantly outperforms the Poco X4 NFC (97/100 vs 55/100).
Which is better: the Poco X4 NFC or the Vivo Y31d?
The Poco X4 NFC edges out the Vivo Y31d by just 1 points — the two devices are very close in overall level.
What is the rating of the Poco X4 NFC and the Vivo Y31d?
The Poco X4 NFC has a MobileRank rating of 34/100, the Vivo Y31d — 33/100.
Which has the better camera: the Poco X4 NFC or the Vivo Y31d?
The Poco X4 NFC leads on camera score (41/100 vs 24/100).
Should you choose the Poco X4 NFC over the Vivo Y31d?
The Poco X4 NFC is a better fit for everyday use. The Vivo Y31d is a better fit for budget-conscious buyers.