Compare phones
| Global Score | |
| 85.5 | 77.5 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | -- |
| 2019-12-27 | 2017-06-01 |
| 6.24 x 2.90 x 0.31 inches | 6.85 x 3.49 x 0.30 inches |
| 6.07 ounces | 7.44 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white | Black and Gold |
| Plastic and Plastic | Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 282.00 | $ 295.00 |
| Display / Screen | |
| 6.5 inches | 6.4 inches |
| 2400 x 1080 pixels | 1920 x 1080 pixels (Full HD) |
| Super AMOLED | IPS LCD |
| 405 pixels per inch | 344 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 7.7 |
| Performance | |
| Samsung Exynos 9611 chipset | Qualcomm Snapdragon 625 8953 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G72 MP3 GPU | Adreno 506 GPU |
| 9.27 | 9.09 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 128 GB) external memory slot |
| 14.14 | 12.42 |
| Camera | |
| 48.00 MP + 32.00 MP | 12.00 MP + 5.00 MP |
| f/2.00 aperture | f/2.20 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | 0.34 inches (1/2.9") 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 | 1920 x 1080 (120 fps) (Full HD) slow motion video |
| 11.55 | 9.57 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G) and HSPA |
| Nano SIM, Dual SIM | Micro SIM |
| 6.7 | 6 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 5300mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 7.04 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| 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 is better than Xiaomi Mi Max 2, having an 85.5 score against 77.5. Galaxy A51's design is newer and lighter, but just a little bit thicker than Xiaomi Mi Max 2. The Samsung Galaxy A51 has a bit better CPU than Xiaomi Mi Max 2. Both have a 4 GB RAM and the same number of cores. The Samsung Galaxy A51 counts with a bit more vivid screen than Xiaomi Mi Max 2, because it has a little larger display, a bit more pixels per display inch and a slightly higher 1080 x 2400 resolution.
The Galaxy A51 features a quite bigger memory capacity for applications and games than Xiaomi Mi Max 2, and although they both have equal 128 GB internal memory capacity, the Galaxy A51 also has a SD memory card expansion slot that allows a maximum of 512 GB. Xiaomi Mi Max 2 counts with better battery life than Galaxy A51, because it has 5300mAh of battery capacity against 4000mAh.
The Galaxy A51 captures a lot better videos and photos than Xiaomi Mi Max 2, and although they both have the same (4K) video definition and the same video frame rate, the Galaxy A51 also has a bigger diafragm aperture for better captures and videos in poorly lited situations, a much bigger back camera sensor providing a lot better image quality and a lot more mega-pixels back facing camera.
In addition to being the best phone of the ones we compare here, the Samsung Galaxy A51 is also cheap compared to the Xiaomi Mi Max 2, making buying this phone a simple decision.
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