Compare phones
| Global Score | |
| 67.1 | 85.5 |
| Basic Information | |
| Asus | Samsung |
| Android 8.1 Oreo, 7.0 Nougat | Android 11, 10 |
| 2017-09-14 | 2019-12-27 |
| 6.13 x 3.00 x 0.31 inches | 6.24 x 2.90 x 0.31 inches |
| 5.08 ounces | 6.07 ounces |
| 16 777 216 | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| -- | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| $ 279.00 | $ 282.00 |
| Display / Screen | |
| 5.5 inches | 6.5 inches |
| 1280 x 720 pixels (HD) | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 267 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 430 8937 chipset | Samsung Exynos 9611 chipset |
| ARM Cortex-A53, 64-bit, 28 nm (Octa-Core 1400 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 505 GPU | Mali-G72 MP3 GPU |
| 8.64 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.66 | 14.14 |
| Camera | |
| 16.00 MP + 20.00 MP | 48.00 MP + 32.00 MP |
| -- | f/2.00 aperture |
| 26.00mm focal length | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 1920 x 1080 (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 7.26 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 3000mAh Nano SIM Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.96 | 5.92 |
| Other Features | |
| Bluetooth 4.0 | 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
Galaxy A51 has a score of 85.5, which is a lot better than the Asus ZenFone 4 Selfie's 67.1 global score. Galaxy A51 is a somewhat heavier cellphone than Asus ZenFone 4 Selfie, but both of them have the same thickness. Both phones in this review work with Android OS (operating system), but Galaxy A51 has the older 11 version while Asus ZenFone 4 Selfie has Android 8.1 Oreo version.
The Galaxy A51 has a bit better CPU than Asus ZenFone 4 Selfie. Both have 4 GB of RAM and 8 processing cores. Samsung Galaxy A51 has a much better looking screen than Asus ZenFone 4 Selfie, because it has a bigger screen, a way greater display pixels density and a much better 1080 x 2400px resolution.
The Asus ZenFone 4 Selfie features slightly more memory capacity to install applications and games than Galaxy A51, because although it has only 64 GB internal storage, it also counts with a SD extension slot that supports up to 1,95 TB. Galaxy A51 shoots much clearer pictures and videos than Asus ZenFone 4 Selfie, because it has a lot higher resolution back-facing camera and a lot better 3840x2160 video definition.
Galaxy A51 counts with better battery duration than Asus ZenFone 4 Selfie, because it has 4000mAh of battery capacity against 3000mAh.
The Samsung Galaxy A51 costs a bit more money than the Asus ZenFone 4 Selfie, but you can get a much better phone for that extra money.
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