Compare phones
| Global Score | |
| 76.1 | 90.8 |
| Basic Information | |
| Asus | Samsung |
| Android 14 | Android 11, 10 |
| 2024-03-14 | 2020-04-29 |
| 6.45 x 3.02 x 0.35 inches | 6.26 x 2.90 x 0.34 inches |
| 7.90 ounces | 6.60 ounces |
| Desert Sand, Eternal Black, Misty Grey and Skyline Blue | Prism cube black |
| Glass | Aluminum and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 339.00 |
| Display / Screen | |
| 6.8 inches | 6.5 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | Super AMOLED |
| 387 pixels per inch | 405 pixels per inch |
| 2500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.5 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 8 Gen 3 SM8650-AB (4 nm) chipset | Samsung Exynos 980 chipset |
| processor | ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 12 GB RAM | 6 GB RAM |
| Adreno 750 GPU | Mali-G76 MP5 GPU |
| 6.21 | 9.27 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 1000 GB) external memory slot |
| 13.3 | 15.38 |
| Camera | |
| 50.00 MP + 32.00 MP | 48.00 MP + 32.00 MP |
| f/1.90 aperture | f/2.00 aperture |
| 24.00mm focal length | 26.00mm focal length |
| 0.64 inches (1/1.56") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 12.54 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 7 | 10.7 |
| Battery Life | |
| 5500mAh Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 7.2 | 6.32 |
| Other Features | |
| Bluetooth 5.4 | Bluetooth 5.0 |
| 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 |
Comparison review
The Samsung Galaxy A51 5G has a general score of 90.8, which is better than Asus Zenfone 11 Ultra's score of 76.1. The Samsung Galaxy A51 5G is an notably older phone than Asus Zenfone 11 Ultra, but it's lighter and a little bit thinner anyway. Both phones in this review have Android operating system, but Samsung Galaxy A51 5G has the previous 11 version and Asus Zenfone 11 Ultra has Android 14 version.
The Asus Zenfone 11 Ultra counts with a more vivid screen than Samsung Galaxy A51 5G, because although it has a quite lower display density, and they both have exactly the same resolution of 1080 x 2400, the Asus Zenfone 11 Ultra also counts with a little bigger display. Galaxy A51 5G counts with a greater memory for applications, games, photos and videos than Asus Zenfone 11 Ultra, because although it has less internal memory capacity, it also counts with a SD extension slot that holds up to 1000 GB.
The Samsung Galaxy A51 5G features a way better performance than Asus Zenfone 11 Ultra, although it has a smaller amount of RAM, they both have a Octa-Core CPU. The Asus Zenfone 11 Ultra takes clearer pictures and videos than Galaxy A51 5G, because it has a much higher 7680x4320 video resolution, a more mega pixels back camera, a lot larger sensor capturing more light and vivid colors and a larger diafragm aperture.
The Asus Zenfone 11 Ultra counts with improved battery duration than Galaxy A51 5G, because it has a 5500mAh battery size.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.