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- Galaxy M31s vs V20 2021
Samsung Galaxy M31s vs Vivo V20 2021
What Galaxy M31s does better (4) and where V20 2021 wins (6) — every spec side by side.
vs
6.2Display6.2
7.5Camera7.6
7.5Battery3.1
5.0Features5.0
Dimensions
Size comparison
Galaxy M31sV20 2021
| Galaxy M31s | V20 2021 | Difference | |
|---|---|---|---|
| Height | 159.3 mm | 161.3 mm | −2 mm |
| Width | 74.4 mm | 74.2 mm | +0.2 mm |
| Thickness | 9.3 mm | 7.4 mm | +1.9 mm |
| Weight | 203 g | 171 g | +32 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Galaxy M31s better than V20 2021?
- Battery capacity6,000 mAh vs 4,000 mAh+50%
- CPU frequency2.3 GHz vs 2.2 GHz+5%
- Main camera aperturef/1.8 vs f/1.9+6%
- Screen-to-body ratio86.1% vs 83.7%+3%
Why is V20 2021 better than Galaxy M31s?
- Storage (max)128 GB vs 256 GB2×
- Wired charging25 W vs 33 W+32%
- Weight203 g vs 171 g+19%
- Selfie camera32 MP vs 44 MP+38%
- Thickness9.3 mm vs 7.4 mm+26%
- Process10 nm vs 8 nm+25%
Specifications
Side by side
| Design | ||
| Weight | 203 g | 171 g |
| Thickness | 9.3 mm | 7.4 mm |
| Height | 159.3 mm | 161.3 mm |
| Width | 74.4 mm | 74.2 mm |
| Back | — | Glass |
| Glass protection | Corning Gorilla Glass 3 | — |
| Colours | Mirage Black, Mirage Blue | Sunset Melody, Midnight Jazz, Moonlight Sonata |
| Display | ||
| Screen size | 6.5″ | 6.4″ |
| Panel | Super AMOLED | AMOLED |
| OLED panel | Yes | Yes |
| Resolution (width) | 1,080 px | 1,080 px |
| Resolution (height) | 2,400 px | 2,400 px |
| Pixel density | 405 ppi | 409 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Screen-to-body ratio | 86.1% | 83.7% |
| Performance | ||
| Chipset | Exynos 9611 | Qualcomm SDM730 Snapdragon 730 |
| Chip maker | Exynos | Qualcomm |
| Process | 10 nm | 8 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.3 GHz | 2.2 GHz |
| GPU | Mali-G72 MP3 | Adreno 618 |
| Memory | ||
| RAM | 8 GB | 8 GB |
| Storage (max) | 128 GB | 256 GB |
| Storage (base) | 128 GB | 128 GB |
| Storage type | UFS 2.1 | — |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 64 MP | 64 MP |
| Main camera aperture | f/1.8 | f/1.9 |
| Main sensor size | 1/1.73" | 1/1.72" |
| Rear cameras | 2 | 2 |
| Optical stabilisation | No | No |
| Ultra-wide camera | Yes | Yes |
| Telephoto camera | No | No |
| Max video | 4K | 4K |
| 4K video frame rate | 30 fps | 30 fps |
| Selfie camera | 32 MP | 44 MP |
| 4K selfie video | Yes | Yes |
| Battery | ||
| Battery capacity | 6,000 mAh | 4,000 mAh |
| Battery type | Li-Po | — |
| Wired charging | 25 W | 33 W |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | No | No |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | 5 | 5.1 |
| NFC | Yes | Yes |
| USB | USB Type-C 2.0 | USB Type-C 2.0 |
| USB version | 2 | 2 |
| Satellite navigation | GLONASS, GALILEO, BDS | GLONASS, GALILEO, BDS |
| Features | ||
| Stereo speakers | No | No |
| 3.5 mm headphone jack | Yes | Yes |
| Fingerprint sensor | Side | Under display |
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, compass | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
| SAR (head) | 1.38 W/kg | — |
| Software | ||
| OS at launch | Android 10 | Android 11 |
| Platform | Android | Android |
| Interface | One UI 4.1 | Funtouch 12 |
