| Global Score | |
| 71.8 | 77.8 |
| Basic Information | |
| Xiaomi | Motorola |
| Android 6.0 Marshmallow | Android 11 |
| 2017-02-14 | 2021-12-20 |
| 5.94 x 2.99 x 0.33 inches | 6.71 x 3.01 x 0.36 inches |
| 5.82 ounces | 7.34 ounces |
| 16 777 216 | Aqua Blue, Bright Silver and Indigo Blue |
| Metal | -- |
| $ 145.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.8 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| IPS LCD | IPS LCD |
| 401 pixels per inch | 387 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8 |
| Performance | |
| Qualcomm Snapdragon 625 8953 chipset | Qualcomm Snapdragon 480 SM4350 (8 nm) chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2000 MHz) processor | Kryo 460, 64-bit (Octa-Core 2000 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Adreno 506 GPU | Adreno 619 GPU |
| 9.09 | 9.09 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.12 | 11.74 |
| Camera | |
| 13.00 MP + 5.00 MP | 50.00 MP + 13.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (240 fps) (Full HD) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | -- |
| 9.02 | 11.22 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G) and HSPA | 5G, 5G |
| Micro SIM | Nano SIM, Dual SIM |
| 6.1 | 7 |
| Battery Life | |
| 4100mAh Li - Polymer Battery | 5000mAh Nano SIM Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.1 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Moto G51 5G is a little bit better than Xiaomi Redmi Note 4X, getting a 77.8 score against 71.8. Both phones in our current comparison work with Android operating system, but Moto G51 5G has older 11 version while Xiaomi Redmi Note 4X has Android 6.0 Marshmallow version. Moto G51 5G's construction is much newer, but a little bit thicker and extremely heavier than the Xiaomi Redmi Note 4X.
Moto G51 5G has a CPU that is just as good as the processor in Xiaomi Redmi Note 4X, and although the Moto G51 5G has a higher amount of RAM memory, they both have 8 processing cores. Moto G51 5G counts with a display that is very similar to Xiaomi Redmi Note 4X's screen, because although the Moto G51 5G has a just a little inferior pixel amount in each display inch, it also counts with a slightly better resolution of 1080 x 2400 pixels and a larger display.
Motorola Moto G51 5G counts with a very superior camera than Xiaomi Redmi Note 4X, and although they both have the same (Full HD) video resolution, the Motorola Moto G51 5G also has higher 240 frames per second video frame rate, a much more mega pixels camera and a bigger aperture to take better low-light photos.
Moto G51 5G has a lot bigger memory for applications, games, photos and videos than Xiaomi Redmi Note 4X, because it has a slot for external memory cards that supports a maximum of 512 GB and 64 GB internal memory capacity. The Moto G51 5G counts with superior battery life than Xiaomi Redmi Note 4X, because it has a 5000mAh battery capacity against 4100mAh.
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