Compare phones
| Global Score | |
| 90.8 | 79.8 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | Android 11, 10, 9.0 Pie |
| 2020-04-29 | 2019-09-20 |
| 6.26 x 2.90 x 0.34 inches | 6.24 x 2.94 x 0.30 inches |
| 6.60 ounces | 5.86 ounces |
| Prism cube black | Prism crush black, Prism crush green, Prism crush violet and Prism crush white |
| Aluminum and Plastic | -- |
| Scratch-Resistant Glass | -- |
| $ 339.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.4 inches |
| 2400 x 1080 pixels | 1560 x 720 pixels |
| Super AMOLED | Super AMOLED |
| 405 pixels per inch | 268 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 7.2 |
| Performance | |
| Samsung Exynos 980 chipset | Samsung Exynos 7 Octa 7885 chipset |
| ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Mali-G76 MP5 GPU | Mali-G71 MP2 GPU |
| 9.27 | 8.91 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 15.38 | 14.14 |
| Camera | |
| 48.00 MP + 32.00 MP | 25.00 MP + 16.00 MP |
| f/2.00 aperture | f/1.70 aperture |
| 26.00mm focal length | 27.00mm focal length |
| 0.5 inches (1/2") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | -- |
| 11.55 | 9.68 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy A51 5G is much better than the Galaxy A30s, getting a global score of 90.8 against 79.8. Both of these phones work with the same Android 11 OS (Operating System), so both of them should offer the same OS features. The Galaxy A51 5G is a better phone than the Galaxy A30s, we must note that it is also a somewhat thicker and heavier phone.
The Galaxy A51 5G counts with a much better display than Galaxy A30s, because it has a lot greater pixels density, a bit larger screen and a much better 1080 x 2400 pixels resolution. The Galaxy A51 5G features a bit better processor than Galaxy A30s, and although they both have 8 cores, the Galaxy A51 5G also has 2 GB more RAM memory.
The Samsung Galaxy A51 5G has a superior camera than Samsung Galaxy A30s, because although it has a tinier camera aperture which is not nice for taking photos or video in low-light environments, it also counts with a way higher 48 megapixels resolution back facing camera and a much better video resolution.
The Samsung Galaxy A51 5G features just a bit more memory capacity for apps and games than Samsung Galaxy A30s, and although they both have the same 128 GB internal storage capacity, the Samsung Galaxy A51 5G also has a slot for SD memory cards that holds up to 1000 GB. Galaxy A51 5G counts with a little longer battery lifetime than Samsung Galaxy A30s, because it has a 13 percent bigger battery size.
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