Compare phones
| Global Score | |
| 71.9 | 77 |
| Basic Information | |
| Motorola | |
| Android 9.0 Pie | Android 11 |
| 2019-10-14 | 2021-12-06 |
| 6.25 x 2.96 x 0.35 inches | 6.37 x 2.91 x 0.34 inches |
| 6.56 ounces | 6.38 ounces |
| Diamond black and Twilight blue | Baby Blue and Mineral Grey |
| Glass (Corning Gorilla Glass 5) and Metal | -- |
| Scratch-Resistant Glass | -- |
| $ 549.00 | -- |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | IPS LCD |
| 403 pixels per inch | 411 pixels per inch |
| 430 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 855+ SM8150-AC chipset | MediaTek Helio G85 MT6769Z (12 nm) chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor | Cortex, 64-bit (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 640 GPU | Mali-G52 MC2 GPU |
| 9.72 | 9.09 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 1 TB) external memory slot |
| 10.1 | 13.02 |
| Camera | |
| 48.00 MP | 50.00 MP + 13.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | -- |
| 7680 x 4320 (15 fps) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 3840 x 2160 (60 fps) (4K) slow motion video | -- |
| 11.22 | 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, Dual SIM | Nano SIM |
| 6.7 | 6.6 |
| Battery Life | |
| 4000mAh Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.0 |
| GPS | GPS |
| -- | 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 |
Comparison review
The Motorola Moto G31 has an overall score of 77, which is a bit better than nubia Z20's 71.9 general score. Motorola Moto G31's body is way newer, just a little lighter and a little thinner than nubia Z20. Both phones we compare here use Android OS (operating system), but Motorola Moto G31 has an older 11 version and nubia Z20 has Android 9.0 Pie.
The nubia Z20 counts with a bit sharper display than Motorola Moto G31, although it has a little less pixels per inch in the display and a bit worse resolution of 1080 x 2340, they both have a screen with the same size. The Moto G31 counts with a much better storage for apps and games than nubia Z20, because although it has 0 less internal storage capacity, it also counts with an external memory slot that allows up to 1 TB.
Nubia Z20 has a bit more powerful processor than Moto G31, and although they both have the same number of cores, the nubia Z20 also has more RAM memory. Nubia Z20 features a bit better camera than Moto G31, because although it has a back facing camera with a worse 48 MP resolution, it also counts with a way higher video resolution and a larger aperture to take better low-light photos and videos.
The Moto G31 features better battery duration than nubia Z20, because it has 5000mAh of battery capacity.
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