Compare phones
| Global Score | |
| 71.9 | 85.5 |
| Basic Information | |
| Samsung | Samsung |
| -- | Android 11, 10 |
| 2016-01-08 | 2019-12-27 |
| 5.70 x 2.80 x 0.29 inches | 6.24 x 2.90 x 0.31 inches |
| 5.47 ounces | 6.07 ounces |
| Black, Gold, Pink and White | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| -- | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 282.00 |
| Display / Screen | |
| 5.2 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 424 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 615 8939 chipset | Samsung Exynos 9611 chipset |
| ARM Cortex-A53, 64-bit, 28 nm (Octa-Core 1600 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 2 GB RAM | 4 GB RAM |
| Adreno 405 GPU | Mali-G72 MP3 GPU |
| 8.73 | 9.27 |
| Storage | |
| 16 GB internal memory | 128 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 6.72 | 14.14 |
| Camera | |
| 13.00 MP + 5.00 MP | 48.00 MP + 32.00 MP |
| f/1.90 aperture | f/2.00 aperture |
| 28.00mm 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 |
| 8.91 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.3 | 6.7 |
| Battery Life | |
| 2900mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.88 | 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 | FM Radio |
Comparison review
The Samsung Galaxy A51 has a general score of 85.5, which is better than Samsung Galaxy A5 (2016)'s overall score of 71.9. The Samsung Galaxy A51 body is a lot newer, but a bit heavier and a bit thicker than Samsung Galaxy A5 (2016). The Galaxy A5 (2016) and the Galaxy A51 feature similar displays, because although the Galaxy A51 has a quite lower pixel density, it also counts with a bigger screen and a slightly higher resolution of 1080 x 2400 pixels.
Samsung Galaxy A51 counts with a way bigger memory for apps and games than Samsung Galaxy A5 (2016), because it has 112 GB more internal memory and a slot for an SD memory card that holds up to 512 GB. The Galaxy A51 counts with just a bit better hardware performance than Galaxy A5 (2016), and although they both have a Octa-Core processing unit, the Galaxy A51 also has more RAM.
The Galaxy A51 features a much longer battery performance than Galaxy A5 (2016), because it has a 38% larger battery capacity. The Samsung Galaxy A51 takes a lot better photographs and videos than Samsung Galaxy A5 (2016), because although it has a tinier aperture which is not favorable for low-light images and videos, it also counts with a much more mega-pixels back camera and a much higher 3840x2160 video resolution.
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