Compare phones
| Global Score | |
| 80.3 | 87.7 |
| Basic Information | |
| Xiaomi | Samsung |
| -- | Android 10 |
| 2019-01-15 | 2020-09-11 |
| 6.27 x 2.96 x 0.32 inches | 6.45 x 3.00 x 0.37 inches |
| 6.56 ounces | 7.51 ounces |
| Black, Blue and Red | Black and White |
| Glass (Corning Gorilla Glass 5) | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.3 inches | 6.7 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED Plus |
| 409 pixels per inch | 385 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8 |
| Performance | |
| Qualcomm Snapdragon 660 SDM660 chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 512 GPU | Adreno 618 GPU |
| 9.18 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 13.18 | 14.14 |
| Camera | |
| 48.00 MP + 13.00 MP | 64.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.57 inches (1/1.76") sensor |
| 1920 x 1080 (120 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 11.44 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Battery | 7000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 8.32 |
| Other Features | |
| Bluetooth 5.0 | 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 Samsung Galaxy M51 is slightly better than Xiaomi Redmi Note 7, having an 87.7 score against 80.3. Samsung Galaxy M51's construction is newer, but thicker and somewhat heavier than the Xiaomi Redmi Note 7. The Samsung Galaxy M51 features just a little better performance than Xiaomi Redmi Note 7, and although they both have 8 cores, the Samsung Galaxy M51 also has a larger amount of RAM memory.
The Xiaomi Redmi Note 7 counts with a little more vivid screen than Galaxy M51, because although it has a little smaller screen, and they both have an equal 1080 x 2340 resolution, the Xiaomi Redmi Note 7 also counts with a quite better screen pixel density. Galaxy M51 features a little bit better camera than Xiaomi Redmi Note 7, and although they both have a F1.8 diafragm aperture, the Galaxy M51 also has a much better resolution back camera, a bigger back camera sensor taking more light and vivid colors and a lot better 3840x2160 (4K) video resolution.
The Galaxy M51 features a little bit better memory to install games and applications than Xiaomi Redmi Note 7, and although they both have the same internal storage capacity, the Galaxy M51 also has a SD extension slot that holds up to 512 GB. The Galaxy M51 has a way better battery life than Xiaomi Redmi Note 7, because it has a 75% larger battery capacity.
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