Compare phones
| Global Score | |
| 85.5 | 79.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | -- |
| 2019-12-27 | 2019-03-02 |
| 6.24 x 2.90 x 0.31 inches | 6.24 x 2.94 x 0.30 inches |
| 6.07 ounces | 5.82 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white | Black, Blue and White |
| Plastic and Plastic | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 282.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.4 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 405 pixels per inch | 403 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8 |
| Performance | |
| Samsung Exynos 9611 chipset | Samsung Exynos 7 Octa 7904 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, 14 nm (Octa-Core 1800 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G72 MP3 GPU | Mali-G71 MP2 GPU |
| 9.27 | 8.91 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.14 | 11.74 |
| Camera | |
| 48.00 MP + 32.00 MP | 16.00 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 | 0.36 inches (1/2.8") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | -- |
| 11.55 | 9.46 |
| 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 | |
| 4000mAh Li - Polymer Battery | 4000mAh Li - Ion 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, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Samsung Galaxy A51 is a little bit better than the Galaxy A30, having an 85.5 score against 79.6. Even though Samsung Galaxy A51 is newer than Galaxy A30, it's a little bit thicker and a bit heavier. Galaxy A51 has a bit better CPU than Samsung Galaxy A30. They have a 4 GB RAM memory and 8 cores. The Galaxy A51 counts with a bit more vivid screen than Samsung Galaxy A30, because it has a quite bigger screen, a quite better resolution of 1080 x 2400px and a quite greater display density.
Samsung Galaxy A51 shoots way better photographs and videos than Samsung Galaxy A30, because although it has a tinier aperture which is not so good for low light captures, it also counts with a way more MP back-facing camera, a way larger back camera sensor which gives a way higher photo and video quality and a way higher 3840x2160 (4K) video resolution.
Samsung Galaxy A51 counts with a much greater storage capacity to store more games and applications than Galaxy A30, and although they both have a slot for SD memory cards that allows a maximum of 512 GB, the Samsung Galaxy A51 also has 64 GB more internal storage. Samsung Galaxy A51 and Samsung Galaxy A30 feature incredibly similar battery performance.
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