Compare phones
| Global Score | |
| 76 | 87.7 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 6.0 Marshmallow | Android 10 |
| 2016-11-01 | 2020-09-11 |
| 6.15 x 3.04 x 0.30 inches | 6.45 x 3.00 x 0.37 inches |
| 5.86 ounces | 7.51 ounces |
| Black and Silver | Black and White |
| Aluminum and Glass | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| $ 516.00 | -- |
| Display / Screen | |
| 5.7 inches | 6.7 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| OLED | Super AMOLED Plus |
| 386 pixels per inch | 385 pixels per inch |
| No touch screen | No touch screen |
| 7.9 | 8 |
| Performance | |
| Qualcomm Snapdragon 821 MSM8996 Pro chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| Kryo, 64-bit (Quad-Core 2350 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 530 GPU | Adreno 618 GPU |
| 9.09 | 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 | |
| 23.00 MP + 8.00 MP | 64.00 MP + 32.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.38 inches (1/2.6") sensor | 0.57 inches (1/1.76") sensor |
| 3840 x 2160 (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 8.69 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 4070mAh Li - Ion Battery | 7000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6 | 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
Galaxy M51 has a general score of 87.7, which is much better than Xiaomi Mi Note 2's 76 overall score. Both of these phones include Android OS (Operating System), but Galaxy M51 has the previous 10 version and Xiaomi Mi Note 2 has Android 6.0 Marshmallow. The Galaxy M51 construction is much newer, but thicker and incredibly heavier than Xiaomi Mi Note 2.
The Galaxy M51 has just a little better processing power than Xiaomi Mi Note 2, and although they both have the same RAM memory amount, the Galaxy M51 also has more processing cores. Galaxy M51 features a bit sharper screen than Xiaomi Mi Note 2, because although it has a just a little worse count of pixels per inch in the display, it also counts with a bigger display and a bit higher resolution of 1080 x 2340.
Samsung Galaxy M51 captures much better pictures and videos than Xiaomi Mi Note 2, and although they both have the same (4K) video definition and the same video frame rate, the Samsung Galaxy M51 also has a much bigger back camera sensor, a way better 64 megapixels resolution back camera and a larger aperture to take better captures and videos in low-light situations.
The Samsung Galaxy M51 features a very superior memory to install applications and games or saving photos and videos than Xiaomi Mi Note 2, and although they both have exactly the same 128 GB internal memory, the Samsung Galaxy M51 also has an external memory slot that allows up to 512 GB. The Galaxy M51 counts with a superior battery performance than Xiaomi Mi Note 2, because it has a 7000mAh battery size instead of 4070mAh.
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