Compare phones
| Global Score | |
| 83 | 77.8 |
| Basic Information | |
| Asus | Motorola |
| Android 11 | Android 11 |
| 2021-05-13 | 2021-12-20 |
| 5.83 x 2.70 x 0.35 inches | 6.71 x 3.01 x 0.36 inches |
| 5.96 ounces | 7.34 ounces |
| Horizon Silver and Obsidian Black | Aqua Blue, Bright Silver and Indigo Blue |
| Aluminum and Glass (Corning Gorilla Glass 3) | -- |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 5.9 inches | 6.8 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | IPS LCD |
| 446 pixels per inch | 387 pixels per inch |
| 1100 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.2 | 8 |
| Performance | |
| Qualcomm Snapdragon 888 SM8350 chipset | Qualcomm Snapdragon 480 SM4350 (8 nm) chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 460, 64-bit (Octa-Core 2000 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Adreno 619 GPU |
| 9.63 | 9.09 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 11.74 |
| Camera | |
| 64.00 MP + 12.00 MP | 50.00 MP + 13.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 27.00mm focal length | -- |
| 0.59 inches (1/1.7") sensor | -- |
| 7680 x 4320 (24 fps) video resolution | 1920 x 1080 (240 fps) (Full HD) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | -- |
| 12.65 | 11.22 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | 5G, 5G |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 7 |
| Battery Life | |
| 4000mAh Nano SIM Battery | 5000mAh Nano SIM Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 5.2, EDR | Bluetooth 5.1 |
| 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
The Asus ZenFone 8 has a score of 83, which is slightly better than Motorola Moto G51 5G's 77.8 score. Both phones in this review come with the same Android 11 OS. The Asus ZenFone 8 construction is lighter and just a little bit thinner than Motorola Moto G51 5G, even when they were released with only a couple months difference.
Asus ZenFone 8 counts with just a bit better performance than Motorola Moto G51 5G, and although they both have the same number of cores, the Asus ZenFone 8 also has a greater amount of RAM memory. The Asus ZenFone 8 has a better screen than Moto G51 5G, because although it has a little smaller display, and they both have exactly the same 1080 x 2400 resolution, the Asus ZenFone 8 also counts with a just a bit better count of pixels per display inch.
Asus ZenFone 8 counts with a much better camera than Moto G51 5G, and although they both have a F1.8 diafragm aperture, the Asus ZenFone 8 also has a lot better 64 megapixels resolution back camera and a much higher video quality. Moto G51 5G features a better storage capacity to install applications and games than Asus ZenFone 8, because although it has just 64 GB internal memory, it also counts with a slot for an external memory card that holds up to 512 GB.
The Motorola Moto G51 5G has superior battery life than Asus ZenFone 8, because it has a 5000mAh battery capacity.
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