Compare phones
| Global Score | |
| 79.8 | 85.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10, 9.0 Pie | Android 11, 10 |
| 2019-09-20 | 2019-12-27 |
| 6.24 x 2.94 x 0.30 inches | 6.24 x 2.90 x 0.31 inches |
| 5.86 ounces | 6.07 ounces |
| Prism crush black, Prism crush green, Prism crush violet and Prism crush white | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| -- | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 282.00 |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 1560 x 720 pixels | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 268 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.1 |
| Performance | |
| Samsung Exynos 7 Octa 7885 chipset | Samsung Exynos 9611 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 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-G71 MP2 GPU | Mali-G72 MP3 GPU |
| 8.91 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.14 | 14.14 |
| Camera | |
| 25.00 MP + 16.00 MP | 48.00 MP + 32.00 MP |
| f/1.70 aperture | f/2.00 aperture |
| 27.00mm focal length | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 9.68 | 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 | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Samsung Galaxy A51 is a bit better than the Galaxy A30s, with an 85.5 score against 79.8. Despite being the best we are comparing, the Samsung Galaxy A51 is an a little bit heavier and just a bit thicker device than the Galaxy A30s. These phones have the same Android 11 operating system, so they should count with all the same OS features.
Galaxy A51 has a much better looking screen than Samsung Galaxy A30s, because it has way more pixels per inch in the screen, a little bigger display and a way better resolution of 1080 x 2400. The Galaxy A51's memory capacity for games and applications is just as good as Galaxy A30s's one, both have an external SD slot that allows a maximum of 512 GB and equal internal storage capacity.
Galaxy A51 has just a little better performance than Samsung Galaxy A30s. They have the same RAM amount and the same number of cores. Samsung Galaxy A51's battery life is very similar to Galaxy A30s's battery performance. Galaxy A51 takes much clearer pictures and videos than Samsung Galaxy A30s, because although it has a smaller camera aperture, it also counts with a way better 3840x2160 (4K) video definition and a way higher resolution camera.
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