Compare phones
| Global Score | |
| 73.3 | 77.8 |
| Basic Information | |
| Asus | Motorola |
| Android 6.0 Marshmallow | Android 11 |
| 2016-07-12 | 2021-12-20 |
| 7.34 x 3.70 x 0.27 inches | 6.71 x 3.01 x 0.36 inches |
| 8.22 ounces | 7.34 ounces |
| Gold, Gray, Pink and Silver | Aqua Blue, Bright Silver and Indigo Blue |
| Aluminum | -- |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.8 inches | 6.8 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| IPS LCD | IPS LCD |
| 324 pixels per inch | 387 pixels per inch |
| No touch screen | No touch screen |
| 7.6 | 8 |
| Performance | |
| Qualcomm Snapdragon 652 8976 chipset | Qualcomm Snapdragon 480 SM4350 (8 nm) chipset |
| ARM Cortex-A72 and ARM Cortex-A53, 64-bit (Octa-Core 1800 MHz) processor | Kryo 460, 64-bit (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 510 GPU | Adreno 619 GPU |
| 8.91 | 9.09 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 200 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 12.86 | 11.74 |
| Camera | |
| 23.00 MP + 8.00 MP | 50.00 MP + 13.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 3840 x 2160 (24 fps) (4K) video resolution | 1920 x 1080 (240 fps) (Full HD) video resolution |
| 1920 x 1080 (30 fps) (Full HD) slow motion video | -- |
| 10.01 | 11.22 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 7 |
| Battery Life | |
| 4600mAh Li - Ion Battery | 5000mAh Nano SIM Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.48 | 6.8 |
| Other Features | |
| Bluetooth 4.2, EDR | Bluetooth 5.1 |
| 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 | FM Radio |
Comparison review
Moto G51 5G has an overall score of 77.8, which is a little bit better than the Asus ZenFone 3 Ultra's 73.3 global score. Both of these phones have Android operating system, but Moto G51 5G has an older 11 version and Asus ZenFone 3 Ultra has Android 6.0 Marshmallow. Moto G51 5G's body is notably newer and somewhat lighter than the Asus ZenFone 3 Ultra's, but it is also notably thicker.
Moto G51 5G counts with a bit sharper display than Asus ZenFone 3 Ultra, and although they both have a display of the same size, the Moto G51 5G also has a little higher pixel number per inch in the display and a quite better 1080 x 2400 pixels resolution. Asus ZenFone 3 Ultra has just a bit bigger memory capacity to store more apps and games than Moto G51 5G, because although it has a slot for SD memory cards that supports 312 GB smaller, it also counts with 128 GB internal memory capacity.
Motorola Moto G51 5G has just a little better performance than Asus ZenFone 3 Ultra. Both of them have a Octa-Core processor and 4 GB of RAM. Moto G51 5G shoots better photos and videos than Asus ZenFone 3 Ultra, and although they both have the same video quality, the Moto G51 5G also has a camera with a way better 50 megapixels resolution, higher 240 frames per second video frame rates and a bigger aperture for better low light captures.
The Motorola Moto G51 5G features a bit superior battery lifetime than Asus ZenFone 3 Ultra, because it has a 5000mAh battery size against 4600mAh.
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