Compare phones
| Global Score | |
| 74.9 | 85.5 |
| Basic Information | |
| Samsung | Samsung |
| -- | Android 11, 10 |
| 2016-01-01 | 2019-12-27 |
| 6.37 x 3.19 x 0.29 inches | 6.24 x 2.90 x 0.31 inches |
| 7.05 ounces | 6.07 ounces |
| Champagne gold, Midnight black, Pearl white and Pink | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Metal | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 282.00 |
| Display / Screen | |
| 6 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 367 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 7.8 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 652 8976 chipset | Samsung Exynos 9611 chipset |
| ARM Cortex-A72 and ARM Cortex-A53, 64-bit, 28 nm (Octa-Core 1800 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Adreno 510 GPU | Mali-G72 MP3 GPU |
| 8.91 | 9.27 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.12 | 14.14 |
| Camera | |
| 13.00 MP + 8.00 MP | 48.00 MP + 32.00 MP |
| f/1.90 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| -- | 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 |
| 9.46 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Dual SIM | Nano SIM, Dual SIM |
| 5.7 | 6.7 |
| Battery Life | |
| 4000mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.92 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | 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
The Samsung Galaxy A51 is better than Galaxy A9 (2016), getting a global score of 85.5 against 74.9. The Samsung Galaxy A51 design is extremely newer and somewhat lighter than Galaxy A9 (2016)'s, but it is just a little thicker. Samsung Galaxy A51 counts with just a little better processing power than Galaxy A9 (2016), and although they both have a Octa-Core CPU, the Samsung Galaxy A51 also has a larger amount of RAM memory.
Galaxy A51 has a bit better looking display than Samsung Galaxy A9 (2016), because it has a bit larger screen, a slightly higher resolution of 1080 x 2400 pixels and a bit more pixels per display inch. Galaxy A51 features a superior storage capacity for apps and games than Samsung Galaxy A9 (2016), because it has 96 GB more internal memory capacity and a SD memory card expansion slot that holds a maximum of 512 GB.
The Galaxy A51's battery lifetime is just as good as the battery performance in Galaxy A9 (2016). Galaxy A51 features a greater camera than Samsung Galaxy A9 (2016), because although it has a smaller diafragm aperture, and they both have the same (4K) video quality and the same video frame rates, the Galaxy A51 also counts with a back camera with much more megapixels.
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