- android.gs
- Compare
- Galaxy A51 vs Y51 (2020, December)
Samsung Galaxy A51 vs Vivo Y51 (2020, December)
What Galaxy A51 does better (10) and where Y51 (2020, December) wins (4) — every spec side by side.
vs
5.0Display4.5
8.1Camera6.5
2.6Battery4.6
5.0Features3.9
Dimensions
Size comparison
Galaxy A51Y51 (2020, December)
| Galaxy A51 | Y51 (2020, December) | Difference | |
|---|---|---|---|
| Height | 158.5 mm | 163.9 mm | −5.4 mm |
| Width | 73.6 mm | 75.3 mm | −1.7 mm |
| Thickness | 7.9 mm | 8.4 mm | −0.5 mm |
| Weight | 172 g | 188 g | −16 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Galaxy A51 better than Y51 (2020, December)?
- OLED panelYes · Y51 (2020, December): No
- Optical stabilisationYes · Y51 (2020, December): No
- NFCYes · Y51 (2020, December): No
- Rear cameras4 vs 22×
- Selfie camera32 MP vs 16 MP2×
- CPU frequency2.3 GHz vs 2 GHz+15%
- Weight172 g vs 188 g+9%
- Process10 nm vs 11 nm+10%
- Thickness7.9 mm vs 8.4 mm+6%
- Screen-to-body ratio87.4% vs 84.5%+3%
Why is Y51 (2020, December) better than Galaxy A51?
- RAM4 GB vs 8 GB2×
- Battery capacity4,000 mAh vs 5,000 mAh+25%
- Wired charging15 W vs 18 W+20%
- Main camera aperturef/2 vs f/1.8+11%
Specifications
Side by side
| Design | ||
| Weight | 172 g | 188 g |
| Thickness | 7.9 mm | 8.4 mm |
| Height | 158.5 mm | 163.9 mm |
| Width | 73.6 mm | 75.3 mm |
| Frame | Plastic | — |
| Back | Plastic | — |
| Glass protection | Gorilla Glass 3 | — |
| Colours | White, Black | Titanium Sapphire, Crystal Symphony |
| Display | ||
| Screen size | 6.5″ | 6.6″ |
| Panel | AMOLED | IPS LCD |
| OLED panel | Yes | No |
| Resolution (width) | 1,080 px | 1,080 px |
| Resolution (height) | 2,400 px | 2,408 px |
| Pixel density | 407 ppi | 401 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Peak brightness | 400 nits | — |
| Measured brightness | 635 nits | — |
| Screen-to-body ratio | 87.4% | 84.5% |
| Performance | ||
| Chipset | Samsung Exynos 9611 | Qualcomm SDM665 Snapdragon 665 |
| Chip maker | Samsung | Qualcomm |
| Process | 10 nm | 11 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.3 GHz | 2 GHz |
| GPU | Mali G72 MP3 | Adreno 610 |
| AnTuTu score | 352,699 | — |
| Geekbench 6 (multi-core) | 1,204 | — |
| Memory | ||
| RAM | 4 GB | 8 GB |
| Storage (max) | 128 GB | 128 GB |
| Storage (base) | 128 GB | 128 GB |
| Storage type | UFS 2.0 | — |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 48 MP | 48 MP |
| Main camera aperture | f/2 | f/1.8 |
| Main sensor size | 1/2" | 1/2.0" |
| Rear cameras | 4 | 2 |
| Optical stabilisation | Yes | 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 | 16 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 4,000 mAh | 5,000 mAh |
| Battery type | Li-Po | — |
| Wired charging | 15 W | 18 W |
| Charged in 30 min | 34% | — |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | 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 | USB Type-C 2.0 |
| USB version | 2 | 2 |
| Satellite navigation | GPS, GLONASS, GALILEO, BDS | GLONASS, GALILEO, BDS |
| Features | ||
| Stereo speakers | No | No |
| 3.5 mm headphone jack | Yes | Yes |
| Fingerprint sensor | Under display | Side |
| Sensors | proximity, accelerometer, gyro, light, fingerprint | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
| SAR (head) | 0.6 W/kg | — |
| Software | ||
| OS at launch | Android 10 | Android 11 |
| Platform | Android | Android |
| Interface | One UI 2 | Funtouch 11 |
