Compare phones
| Global Score | |
| 74.3 | 90.8 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 8.1 Oreo | Android 11, 10 |
| 2018-07-27 | 2020-04-29 |
| 5.88 x 2.82 x 0.34 inches | 6.26 x 2.90 x 0.34 inches |
| 6.28 ounces | 6.60 ounces |
| Black, Blue and Gold | Prism cube black |
| -- | Aluminum and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 339.00 |
| Display / Screen | |
| 5.8 inches | 6.5 inches |
| 2280 x 1080 pixels | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 435 pixels per inch | 405 pixels per inch |
| 500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.6 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 625 MSM8953 chipset | Samsung Exynos 980 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2000 MHz) processor | ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 506 GPU | Mali-G76 MP5 GPU |
| 9.09 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 10.78 | 15.38 |
| Camera | |
| 12.00 MP + 5.00 MP | 48.00 MP + 32.00 MP |
| f/2.20 aperture | f/2.00 aperture |
| -- | 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 (480 fps) (HD) slow motion video |
| 8.8 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.1 | 10.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.32 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| 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
The Galaxy A51 5G is a lot better than the Xiaomi Mi A2 Lite, with a overall score of 90.8 against 74.3. Galaxy A51 5G's body has the same thickness than Xiaomi Mi A2 Lite, but it is just a little bit heavier. These devices come with Android OS (operating system), but the Galaxy A51 5G has 11 version while Xiaomi Mi A2 Lite has Android 8.1 Oreo.
The Samsung Galaxy A51 5G features a bit better hardware performance than Xiaomi Mi A2 Lite, and although they both have a Octa-Core processor, the Samsung Galaxy A51 5G also has 2 GB more RAM. Xiaomi Mi A2 Lite counts with a slightly better screen than Samsung Galaxy A51 5G, because although it has a little bit worse 1080 x 2280 pixels resolution and a little smaller display, it also counts with a just a little better quantity of pixels per inch in the screen.
The Samsung Galaxy A51 5G captures a lot better photographs and videos than Xiaomi Mi A2 Lite, because it has a much better video quality, a larger aperture and a way more mega-pixels back camera. The Samsung Galaxy A51 5G features a superior storage for applications, games, photos and videos than Xiaomi Mi A2 Lite, because it has a SD memory slot that admits a maximum of 1000 GB and 128 GB internal storage capacity.
Samsung Galaxy A51 5G counts with a bit better battery performance than Xiaomi Mi A2 Lite, because it has a 4500mAh battery capacity.
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