Compare phones
| Global Score | |
| 76.2 | 87.7 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 6.0 Marshmallow | Android 10 |
| 2016-11-04 | 2020-09-11 |
| 6.25 x 3.22 x 0.31 inches | 6.45 x 3.00 x 0.37 inches |
| 7.37 ounces | 7.51 ounces |
| Black and White | Black and White |
| Ceramic | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| $ 590.00 | -- |
| Display / Screen | |
| 6.4 inches | 6.7 inches |
| 2040 x 1080 pixels | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED Plus |
| 361 pixels per inch | 385 pixels per inch |
| 500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.3 | 8 |
| Performance | |
| Qualcomm Snapdragon 821 MSM8996 Pro chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| Kryo, 64-bit (Quad-Core 2340 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 530 GPU | Adreno 618 GPU |
| 9 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 14.14 |
| Camera | |
| 16.00 MP + 5.00 MP | 64.00 MP + 32.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.57 inches (1/1.76") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | -- |
| 9.79 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G) and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6 | 6.7 |
| Battery Life | |
| 4400mAh Li - Ion Battery | 7000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.24 | 8.32 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy M51 is much better than Xiaomi Mi MIX, having a global score of 87.7 against 76.2. Both of these devices come with Android OS (operating system), but the Galaxy M51 has older 10 version while Xiaomi Mi MIX has Android 6.0 Marshmallow. Although the Galaxy M51 is newer than Xiaomi Mi MIX, it is thicker and just a little bit heavier.
Galaxy M51 features a little bit better processing power than Xiaomi Mi MIX, because it has more RAM memory and a greater number of cores. The Xiaomi Mi MIX has a little sharper display than Samsung Galaxy M51, although it has a quite lower resolution of 1080 x 2040px, a bit smaller screen and a little bit inferior quantity of pixels per screen inch.
Galaxy M51 has a way bigger memory capacity to install games and applications than Xiaomi Mi MIX, and although they both have equal 128 GB internal memory capacity, the Galaxy M51 also has a slot for SD memory cards that holds a maximum of 512 GB. The Samsung Galaxy M51 shoots way better photos and videos than Xiaomi Mi MIX, and although they both have the same 3840x2160 (4K) video quality and the same 30 fps video frame rate, the Samsung Galaxy M51 also has a bigger camera aperture for better low-light photos and video, a lot larger sensor and a way higher resolution back camera.
Samsung Galaxy M51 counts with a much longer battery performance than Xiaomi Mi MIX, because it has 7000mAh of battery capacity instead of 4400mAh.
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