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- Y21s vs Y31 (2021)
Vivo Y21s vs Vivo Y31 (2021)
What Y21s does better (5) and where Y31 (2021) wins (7) — every spec side by side.
vs
3.5Display4.5
4.6Camera5.7
4.6Battery4.6
5.0Features3.5
Dimensions
Size comparison
Y21sY31 (2021)
| Y21s | Y31 (2021) | Difference | |
|---|---|---|---|
| Height | 164.3 mm | 163.9 mm | +0.4 mm |
| Width | 76.1 mm | 75.3 mm | +0.8 mm |
| Thickness | 8 mm | 8.4 mm | −0.4 mm |
| Weight | 182 g | 188 g | −6 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Y21s better than Y31 (2021)?
- NFCYes · Y31 (2021): No
- Main camera50 MP vs 48 MP+4%
- Storage (base)128 GB vs 64 GB2×
- Weight182 g vs 188 g+3%
- Thickness8 mm vs 8.4 mm+5%
Why is Y31 (2021) better than Y21s?
- RAM6 GB vs 8 GB+33%
- Pixel density270 ppi vs 401 ppi+49%
- Max video1080p vs 4K
- Selfie camera8 MP vs 16 MP2×
- Resolution (width)720 px vs 1,080 px+50%
- Process12 nm vs 11 nm+9%
- Screen-to-body ratio81.8% vs 84.5%+3%
Specifications
Side by side
| Design | ||
| Weight | 182 g | 188 g |
| Thickness | 8 mm | 8.4 mm |
| Height | 164.3 mm | 163.9 mm |
| Width | 76.1 mm | 75.3 mm |
| Colours | Midnight Blue, Pearl White | Racing Black, Ocean Blue |
| Display | ||
| Screen size | 6.5″ | 6.6″ |
| Panel | IPS LCD | IPS LCD |
| OLED panel | No | No |
| Resolution (width) | 720 px | 1,080 px |
| Resolution (height) | 1,600 px | 2,408 px |
| Pixel density | 270 ppi | 401 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Screen-to-body ratio | 81.8% | 84.5% |
| Performance | ||
| Chipset | Mediatek MT6769V/CU Helio G80 | Qualcomm SM6115 Snapdragon 662 |
| Chip maker | MediaTek | Qualcomm |
| Process | 12 nm | 11 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2 GHz | 2 GHz |
| GPU | Mali-G52 MC2 | Adreno 610 |
| Memory | ||
| RAM | 6 GB | 8 GB |
| Storage (max) | 128 GB | 128 GB |
| Storage (base) | 128 GB | 64 GB |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 50 MP | 48 MP |
| Main camera aperture | f/1.8 | f/1.8 |
| Main sensor size | — | 1/2.0" |
| Rear cameras | 1 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | No | No |
| Telephoto camera | No | No |
| Max video | 1080p | 4K |
| 4K video frame rate | — | 30 fps |
| Selfie camera | 8 MP | 16 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 5,000 mAh | 5,000 mAh |
| Wired charging | 18 W | 18 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 |
| NFC | Yes | No |
| 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 | Side |
| Sensors | Fingerprint (side-mounted), accelerometer, proximity, compass | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
| SAR (head) | 0.83 W/kg | — |
| Software | ||
| OS at launch | Android 11 | Android 11 |
| Platform | Android | Android |
| Interface | Funtouch 11.1 | Funtouch 11 |
