Compare phones
| Global Score | |
| 76.1 | 77 |
| Basic Information | |
| Samsung | Motorola |
| Android 10 | Android 11 |
| 2020-06-29 | 2021-12-06 |
| 6.61 x 3.02 x 0.32 inches | 6.37 x 2.91 x 0.34 inches |
| 6.81 ounces | 6.38 ounces |
| Black | Baby Blue and Mineral Grey |
| Plastic and Plastic | -- |
| $ 194.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.4 inches |
| 1600 x 720 pixels | 2400 x 1080 pixels |
| IPS LCD | IPS LCD |
| 270 pixels per inch | 411 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8.1 |
| Performance | |
| Mediatek Helio P35 chipset | MediaTek Helio G85 MT6769Z (12 nm) chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Cortex, 64-bit (Octa-Core 2000 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| PowerVR GE8320 GPU | Mali-G52 MC2 GPU |
| 9.27 | 9.09 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1 TB) external memory slot |
| 9.84 | 13.02 |
| Camera | |
| 16.00 MP + 13.00 MP | 50.00 MP + 13.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 0.33 inches (1/3.06") sensor | -- |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 9.35 | 10.45 |
| 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) and HSDPA |
| Nano SIM | Nano SIM |
| 6.7 | 6.6 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.8 |
| 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, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Moto G31 is a little bit better than Samsung Galaxy A21, with a 77 score against 76.1. Moto G31's design is newer and a bit lighter, but just a little bit thicker than Samsung Galaxy A21. These devices use Android operating system, but the Moto G31 has the newer 11 version and Samsung Galaxy A21 has Android 10 version.
Motorola Moto G31 features a more vivid screen than Galaxy A21, because although it has a little smaller display, it also counts with a way greater pixel count per inch of display and a lot higher resolution of 1080 x 2400 pixels. The Galaxy A21 counts with a little faster CPU than Moto G31, although it has a lower amount of RAM memory, they both have a Octa-Core CPU.
The Motorola Moto G31 has a much better camera than Samsung Galaxy A21, and although they both have the same video quality, the same 30 fps video frame rate and a F1.8 camera aperture, the Motorola Moto G31 also has a camera in the back with a much higher resolution. The Moto G31 features a much greater memory capacity for applications and games than Galaxy A21, because it has 64 GB internal storage and a slot for external memory cards that supports a maximum of 1 TB.
Moto G31 counts with superior battery performance than Galaxy A21, because it has a 25 percent greater battery size.
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