Compare phones
| Global Score | |
| 74.5 | 87.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | Android 10 |
| 2021-01-04 | 2020-09-11 |
| 6.46 x 2.99 x 0.36 inches | 6.45 x 3.00 x 0.37 inches |
| 6.91 ounces | 7.51 ounces |
| Black, Blue and White | Black and White |
| Plastic and Plastic | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| $ 170.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 1600 x 720 pixels | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED Plus |
| 270 pixels per inch | 385 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8 |
| Performance | |
| Qualcomm Snapdragon 450 SDM450 chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Adreno 506 GPU | Adreno 618 GPU |
| 8.91 | 9.27 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 11.12 | 14.14 |
| Camera | |
| 13.00 MP + 5.00 MP | 64.00 MP + 32.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.57 inches (1/1.76") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 8.8 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 7000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 8.32 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy M51 has a global score of 87.7, which is much better than Galaxy A02s's 74.5 general score. Both phones in this comparison use Android OS, but Galaxy M51 has 10 version while Galaxy A02s has Android 11. The Galaxy M51 design is a little heavier and a bit thicker than Galaxy A02s. The Samsung Galaxy M51 counts with a bit better performance than Samsung Galaxy A02s, and although they both have 8 processing cores, the Samsung Galaxy M51 also has a larger amount of RAM.
The Samsung Galaxy M51 counts with a more vivid display than Galaxy A02s, because it has a lot better resolution of 1080 x 2340 pixels, a little bit bigger display and a higher pixel amount in each display inch. The Galaxy M51 features a very superior camera than Galaxy A02s, because it has a bigger diafragm aperture to capture better captures and video in low light environments, a much better 3840x2160 (4K) video definition and a lot more mega pixels camera in the back.
Galaxy M51 counts with a very superior storage for applications, games, photos and videos than Galaxy A02s, because although it has a SD memory slot that holds up to 512 GB against 1 TB, it also counts with 128 GB internal memory. The Galaxy M51 features a superior battery performance than Galaxy A02s, because it has a 7000mAh battery capacity against 5000mAh.
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