Compare phones
| Global Score | |
| 73.3 | 85.5 |
| Basic Information | |
| Asus | Samsung |
| Android 6.0 Marshmallow | Android 11, 10 |
| 2016-07-12 | 2019-12-27 |
| 7.34 x 3.70 x 0.27 inches | 6.24 x 2.90 x 0.31 inches |
| 8.22 ounces | 6.07 ounces |
| Gold, Gray, Pink and Silver | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Aluminum | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 282.00 |
| Display / Screen | |
| 6.8 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 324 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 7.6 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 652 8976 chipset | Samsung Exynos 9611 chipset |
| ARM Cortex-A72 and ARM Cortex-A53, 64-bit (Octa-Core 1800 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 510 GPU | Mali-G72 MP3 GPU |
| 8.91 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 200 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 12.86 | 14.14 |
| Camera | |
| 23.00 MP + 8.00 MP | 48.00 MP + 32.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 3840 x 2160 (24 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (30 fps) (Full HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 10.01 | 11.55 |
| 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), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4600mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.48 | 5.92 |
| Other Features | |
| Bluetooth 4.2, EDR | 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 | FM Radio |
Comparison review
The Samsung Galaxy A51 has an overall score of 85.5, which is much better than the Asus ZenFone 3 Ultra's 73.3 global score. These phones come with Android OS, but Samsung Galaxy A51 has the older 11 version and Asus ZenFone 3 Ultra has Android 6.0 Marshmallow. The Samsung Galaxy A51 is a newer and notably lighter cellphone than Asus ZenFone 3 Ultra, although it is also somewhat thicker.
The Galaxy A51 features just a little better hardware performance than Asus ZenFone 3 Ultra. They have 4 GB of RAM memory and a Octa-Core processor. Galaxy A51 counts with a bit better looking display than Asus ZenFone 3 Ultra, because although it has a little smaller display, it also counts with a slightly better resolution of 1080 x 2400px and a little bit higher pixel amount in each inch of screen.
Samsung Galaxy A51 has a much better camera than Asus ZenFone 3 Ultra, and although they both have a F2 aperture and the same 3840x2160 (4K) video quality, the Samsung Galaxy A51 also has better video frame rates and a much more mega pixels back facing camera. Galaxy A51 counts with a bit bigger storage for applications, games, photos and videos than Asus ZenFone 3 Ultra, and although they both have exactly the same 128 GB internal memory capacity, the Galaxy A51 also has an external memory slot that holds up to 512 GB.
The Asus ZenFone 3 Ultra features just a little better battery lifetime than Samsung Galaxy A51, because it has 4600mAh of battery capacity against 4000mAh.
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