Compare phones
| Global Score | |
| 90.5 | 90.8 |
| Basic Information | |
| Samsung | Samsung |
| Android | Android 11, 10 |
| 2019-09-04 | 2020-04-29 |
| 6.49 x 3.01 x 0.33 inches | 6.26 x 2.90 x 0.34 inches |
| 7.27 ounces | 6.60 ounces |
| Black and White | Prism cube black |
| Glass | Aluminum and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 339.00 |
| Display / Screen | |
| 6.7 inches | 6.5 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 393 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 855 SM8150 chipset | Samsung Exynos 980 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 640 GPU | Mali-G76 MP5 GPU |
| 9.63 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 14.14 | 15.38 |
| Camera | |
| 48.00 MP + 32.00 MP | 48.00 MP + 32.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 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 (960 fps) (HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 11.66 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 10.7 | 10.7 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 6.32 |
| 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 |
Comparison review
Samsung Galaxy A51 5G is a little bit better than Galaxy A90 5G, having a general score of 90.8 against 90.5. The Samsung Galaxy A51 5G counts with Android 11 OS, while Galaxy A90 5G comes with Android OS. Although Samsung Galaxy A51 5G and Galaxy A90 5G were released only a couple months apart, Samsung Galaxy A51 5G's construction is a bit lighter but a little bit thicker.
Samsung Galaxy A90 5G features a bit better processing power than Samsung Galaxy A51 5G. Both of them have 6 GB of RAM memory and the same number of cores. Galaxy A51 5G and Galaxy A90 5G feature similar displays, because although the Galaxy A51 5G has a little bit smaller display, and they both have the same resolution of 1080 x 2400 pixels, it also counts with a little bit higher screen density.
The Galaxy A90 5G takes clearer videos and photos than Galaxy A51 5G. Both have the same camera aperture, a same resolution back facing camera, the same back-facing camera sensor size, the same 30 fps video frame rate and the same video definition. The Samsung Galaxy A51 5G has a little bit more storage capacity for games and applications than Galaxy A90 5G, and although they both have equal 128 GB internal storage, the Samsung Galaxy A51 5G also has a slot for SD memory cards that allows a maximum of 1000 GB.
Galaxy A51 5G and Samsung Galaxy A90 5G both count with similar batteries duration.
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