Compare phones
| Global Score | |
| 85.5 | 82.9 |
| Basic Information | |
| Samsung | |
| Android 11, 10 | -- |
| 2019-12-27 | 2019-10-24 |
| 6.24 x 2.90 x 0.31 inches | 6.31 x 2.96 x 0.32 inches |
| 6.07 ounces | 6.81 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white | Clearly white, Just black and Oh so orange |
| Plastic and Plastic | Aluminum and Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 282.00 | $ 487.00 |
| Display / Screen | |
| 6.5 inches | 6.3 inches |
| 2400 x 1080 pixels | 3040 x 1440 pixels |
| Super AMOLED | OLED |
| 405 pixels per inch | 534 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.8 |
| Performance | |
| Samsung Exynos 9611 chipset | Qualcomm Snapdragon 855 SM8150 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-G72 MP3 GPU | Adreno 640 GPU |
| 9.27 | 9.63 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 7.7 |
| Camera | |
| 48.00 MP + 32.00 MP | 12.20 MP + 8.00 MP |
| f/2.00 aperture | f/1.70 aperture |
| 26.00mm focal length | 28.00mm focal length |
| 0.5 inches (1/2") sensor | 0.39 inches (1/2.55") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 11.55 | 9.79 |
| 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, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3700mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 5.68 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | -- |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy A51 has a global score of 85.5, which is a bit better than the Google Pixel 4 XL's global score of 82.9. Galaxy A51 is a a little thinner and lighter phone than Google Pixel 4 XL, although they were released only 2 months apart. The Google Pixel 4 XL has a bit superior processing unit than Galaxy A51, and although they both have the same number of cores, the Google Pixel 4 XL also has 2 GB more RAM memory.
The Google Pixel 4 XL has a slightly better screen than Galaxy A51, because although it has a bit smaller display, it also counts with a better number of pixels per screen inch and a better resolution of 1440 x 3040. The Galaxy A51 shoots much clearer pictures and videos than Google Pixel 4 XL, because although it has a tinier diafragm aperture which is worse for low light photos and videos, and they both have the same 30 fps video frame rates and the same 3840x2160 video definition, the Galaxy A51 also counts with a way larger camera sensor taking more light and vivid colors and a lot better 48 mega-pixels resolution back camera.
Galaxy A51 features a superior storage for games and applications than Google Pixel 4 XL, because it has an external memory slot that supports up to 512 GB and 64 GB more internal memory. The Galaxy A51 counts with just a bit longer battery life than Google Pixel 4 XL, because it has a 4000mAh battery size against 3700mAh.
Even being the best phone in this comparison, the Samsung Galaxy A51 is also by far the cheapest one, making it a no doubt choice.
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