Compare phones
| Global Score | |
| 83.3 | 85.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 9.0 Pie | Android 11, 10 |
| 2019-09-29 | 2019-12-27 |
| 6.26 x 2.96 x 0.35 inches | 6.24 x 2.90 x 0.31 inches |
| 6.63 ounces | 6.07 ounces |
| Black, Blue and White | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Plastic | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 282.00 |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 403 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| Samsung Exynos 9611 chipset | Samsung Exynos 9611 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G72 MP3 GPU | Mali-G72 MP3 GPU |
| 9.27 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 11.74 | 14.14 |
| Camera | |
| 48.00 MP + 16.00 MP | 48.00 MP + 32.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 12.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 11.44 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 6000mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Samsung Galaxy A51 is slightly better than the Galaxy M30s, with an 85.5 score against 83.3. Although the Samsung Galaxy A51 and Galaxy M30s were released only a few months apart, the Samsung Galaxy A51 is just a little lighter and somewhat thinner. Both of these phones use the same Android 11 operating system.
Galaxy A51's CPU is very similar to the CPU in Galaxy M30s, both of them have 4 GB of RAM and 8 CPU cores. Galaxy A51 features a display that's just as good as Galaxy M30s's screen, although the Galaxy A51 also has a just a little greater display pixel density, a little bit bigger screen and a bit higher resolution of 1080 x 2400px.
The Samsung Galaxy A51 captures slightly better photos and videos than Galaxy M30s. Both have a back facing camera with a 48 MP, the same (4K) video definition, the same 30 fps video frame rates, a same size back camera sensor and a F2 aperture. Galaxy A51 has a very superior storage capacity for games and applications than Samsung Galaxy M30s, and although they both have a SD memory card expansion slot that allows a maximum of 512 GB, the Galaxy A51 also has 128 GB internal memory capacity.
Samsung Galaxy M30s counts with a superior battery life than Galaxy A51, because it has a 50% greater battery size.
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