Compare phones
| Global Score | |
| 77 | 91.8 |
| Basic Information | |
| Motorola | Samsung |
| Android 11 | Android 11 |
| 2021-12-06 | 2021-01-29 |
| 6.37 x 2.91 x 0.34 inches | 5.97 x 2.80 x 0.31 inches |
| 6.38 ounces | 6.03 ounces |
| Baby Blue and Mineral Grey | Gray, Phantom pink, Violet and White |
| -- | Aluminum and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 722.00 |
| Display / Screen | |
| 6.4 inches | 6.2 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| IPS LCD | Dynamic AMOLED |
| 411 pixels per inch | 424 pixels per inch |
| -- | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 9.2 |
| Performance | |
| MediaTek Helio G85 MT6769Z (12 nm) chipset | Qualcomm Snapdragon 888 chipset |
| Cortex, 64-bit (Octa-Core 2000 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Mali-G52 MC2 GPU | Adreno 660 GPU |
| 9.09 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1 TB) external memory slot | No SD card slot |
| 13.02 | 10.1 |
| Camera | |
| 50.00 MP + 13.00 MP | 12.00 MP + 10.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.57 inches (1/1.76") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 10.45 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.6 | 10.7 |
| Battery Life | |
| 5000mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Samsung Galaxy S21 has a score of 91.8, which is better than Moto G31's global score of 77. These phones have the same Android 11 OS. Even though Samsung Galaxy S21 is older than Moto G31, it's design is just a little thinner and just a little lighter. The Galaxy S21 has a much better screen than Motorola Moto G31, because although it has a little bit smaller display, and they both have an equal 1080 x 2400 resolution, the Galaxy S21 also counts with a just a little higher count of pixels in each inch in the display.
The Moto G31 has much more memory to install applications and games than Samsung Galaxy S21, because although it has only 64 GB internal memory, it also counts with a slot for external memory cards that supports up to 1 TB. The Galaxy S21 has a bit more powerful processor than Motorola Moto G31, and although they both have the same number of cores, the Galaxy S21 also has more RAM.
The Samsung Galaxy S21 shoots a bit better photos and videos than Motorola Moto G31, because although it has a lot lower resolution camera, and they both have a F1.8 diafragm aperture, the Samsung Galaxy S21 also counts with a much higher 7680x4320 video definition. The Motorola Moto G31 counts with superior battery lifetime than Galaxy S21, because it has a 25 percent greater battery capacity.
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