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- Y31 5G vs Poco M8
Vivo Y31 5G vs Xiaomi Poco M8
What Y31 5G does better (3) and where Poco M8 wins (13) — every spec side by side.
Dimensions
Size comparison
Y31 5GPoco M8
| Y31 5G | Poco M8 | Difference | |
|---|---|---|---|
| Height | 166.1 mm | 164 mm | +2.1 mm |
| Width | 77 mm | 75.4 mm | +1.6 mm |
| Thickness | 8.4 mm | 7.4 mm | +1 mm |
| Weight | 209 g | 178 g | +31 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Y31 5G better than Poco M8?
- Battery capacity6,500 mAh vs 5,520 mAh+18%
- Water resistance (IPx)IPx8 vs IPx6+33%
- Rear cameras2 vs 12×
Why is Poco M8 better than Y31 5G?
- Peak brightness1,000 nits vs 3,200 nits3.2×
- OLED panelNo · Y31 5G: Yes
- NFCNo · Y31 5G: Yes
- Stereo speakersNo · Y31 5G: Yes
- Pixel density264 ppi vs 388 ppi+47%
- Selfie camera8 MP vs 20 MP2.5×
- Wired charging44 W vs 45 W+2%
- Memory card slotNo · Y31 5G: Yes
- Weight209 g vs 178 g+17%
- CPU frequency2.2 GHz vs 2.4 GHz+9%
- Resolution (width)720 px vs 1,080 px+50%
- Thickness8.4 mm vs 7.4 mm+13%
Specifications
Side by side
| Design | ||
| Weight | 209 g | 178 g |
| Thickness | 8.4 mm | 7.4 mm |
| Height | 166.1 mm | 164 mm |
| Width | 77 mm | 75.4 mm |
| Frame | — | Plastic |
| Back | — | Plastic |
| Ingress protection | IP68 | IP66 |
| Water resistance (IPx) | IPx8 | IPx6 |
| Colours | Rose Red, Diamond Green, White, Black | Black, Green, Silver |
| Display | ||
| Screen size | 6.7″ | 6.8″ |
| Panel | LCD | AMOLED |
| OLED panel | No | Yes |
| Resolution (width) | 720 px | 1,080 px |
| Resolution (height) | 1,608 px | 2,392 px |
| Pixel density | 264 ppi | 388 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,000 nits | 3,200 nits |
| Measured brightness | — | 1,473 nits |
| Screen-to-body ratio | 83.9% | 89.7% |
| HDR | — | Yes |
| Performance | ||
| Chipset | Qualcomm Snapdragon 4 Gen 2 | Qualcomm SM6475-AB Snapdragon 6 Gen 3 |
| Chip maker | Qualcomm | Qualcomm |
| Process | — | 4 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.2 GHz | 2.4 GHz |
| GPU | Adreno 613 | Adreno 710 |
| AnTuTu score | — | 631,693 |
| Geekbench 6 (multi-core) | — | 2,898 |
| 3DMark Wild Life Extreme | — | 866 |
| Memory | ||
| RAM | 8 GB | 8 GB |
| Storage (max) | 512 GB | 512 GB |
| Storage (base) | 128 GB | 128 GB |
| Storage type | — | UFS 2.2 |
| Memory card slot | No | Yes |
| Camera | ||
| Main camera | 50 MP | 50 MP |
| Main camera aperture | — | f/1.8 |
| Main sensor size | — | 1/2.88" |
| Rear cameras | 2 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | No | No |
| Telephoto camera | No | No |
| Max video | — | 4K |
| 4K video frame rate | — | 30 fps |
| Selfie camera | 8 MP | 20 MP |
| 4K selfie video | — | No |
| Battery | ||
| Battery capacity | 6,500 mAh | 5,520 mAh |
| Battery type | Li-Ion | Si/C |
| Active use (test) | — | 13.9 h |
| Wired charging | 44 W | 45 W |
| Charged in 30 min | — | 55% |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | Yes | Yes |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | 5.1 | 5.1 |
| NFC | No | Yes |
| USB | USB Type-C | USB Type-C 2.0 |
| USB version | — | 2 |
| Infrared port | — | Yes |
| Satellite navigation | GPS, GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS, QZSS |
| Features | ||
| Stereo speakers | No | Yes |
| 3.5 mm headphone jack | No | No |
| Loudspeaker loudness | — | -23.4 LUFS |
| Fingerprint sensor | Side | Under display |
| Sensors | proximity, accelerometer, light, compass, fingerprint | Fingerprint (under display, optical), accelerometer, gyro, compass |
| Software | ||
| OS at launch | Android 15 | Android 15 |
| Platform | Android | Android |
| Interface | FunTouch OS 15 | HyperOS 2 |
| Major OS updates promised | — | 4 |
| EU label | ||
| Energy class | B | B |
| Battery charge cycles | — | 1,000 |
| Endurance per cycle | — | 50 h |
| Repairability class | — | C |
| Drop resistance class | — | A |
