Compare phones
| Global Score | |
| 77.2 | 87.7 |
| Basic Information | |
| Nokia | Samsung |
| Android 11 | Android 10 |
| 2021-05-01 | 2020-09-11 |
| 6.65 x 3.14 x 0.36 inches | 6.45 x 3.00 x 0.37 inches |
| 7.76 ounces | 7.51 ounces |
| Midnight Sun and Nordic Blue | Black and White |
| -- | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 6.7 inches |
| 1080 x 2400 pixels | 2340 x 1080 pixels |
| -- | Super AMOLED Plus |
| 393 pixels per inch | 385 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8 |
| Performance | |
| Qualcomm Snapdragon 480 5G SM4350 chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| Kryo 460, 64-bit, 8 nm (Octa-Core 2000 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 619 GPU | Adreno 618 GPU |
| 9.18 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.14 | 14.14 |
| Camera | |
| 64.00 MP + 32.00 MP | 64.00 MP + 32.00 MP |
| -- | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.57 inches (1/1.76") sensor |
| -- | 3840 x 2160 (30 fps) (4K) video resolution |
| 8.8 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, 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 |
| 10.7 | 6.7 |
| Battery Life | |
| 4470mAh Battery | 7000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 8.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Samsung Galaxy M51 is better than the Nokia X20, having an 87.7 score against 77.2. Even though the Samsung Galaxy M51 and the Nokia X20 were released only 8 months apart, the Samsung Galaxy M51 construction is just a bit lighter but a little thicker than the Nokia X20. Both devices we compare here include Android operating system, but Samsung Galaxy M51 has an older 10 version and Nokia X20 has Android 11 version.
Galaxy M51 has a display that's just as good as Nokia X20's screen, and although the Galaxy M51 has a bit worse pixel number in each inch of screen and a bit lower 1080 x 2340 resolution, they both have a display of the same size. The Samsung Galaxy M51 has just a bit better hardware performance than Nokia X20. They have 6 GB of RAM and 8 processing cores.
Galaxy M51 shoots much better videos and photos than Nokia X20. Both have a camera in the back with a 64 mega pixels resolution. The Galaxy M51 features as much storage to install games and applications as the Nokia X20, both of them have a slot for SD memory cards that holds up to 512 GB and equal 128 GB internal memory capacity.
The Galaxy M51 features a much longer battery duration than Nokia X20, because it has a 7000mAh battery size.
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