Compare phones
| Global Score | |
| 81.6 | 85.5 |
| Basic Information | |
| Samsung | |
| -- | Android 11, 10 |
| 2017-10-19 | 2019-12-27 |
| 5.74 x 2.74 x 0.31 inches | 6.24 x 2.90 x 0.31 inches |
| 5.04 ounces | 6.07 ounces |
| Black, Blue and White | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Aluminum and Glass | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 129.00 | $ 282.00 |
| Display / Screen | |
| 5 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| AMOLED | Super AMOLED |
| 441 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.3 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 835 MSM8998 chipset | Samsung Exynos 9611 chipset |
| Kryo 280, 64-bit, 10 nm (Octa-Core 2350 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 540 GPU | Mali-G72 MP3 GPU |
| 9.27 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 14.14 |
| Camera | |
| 12.20 MP + 8.00 MP | 48.00 MP + 32.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.38 inches (1/2.6") sensor | 0.5 inches (1/2") 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 |
| 9.79 | 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, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 2700mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.64 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy A51 has a general score of 85.5, which is a little bit better than the Google Pixel 2's 81.6 general score. The Galaxy A51 construction has the same thickness than the Google Pixel 2, but it's somewhat heavier. Google Pixel 2 counts with a little bit better display than Galaxy A51, because although it has a way smaller screen and a bit worse 1080 x 1920 resolution, it also counts with a bit greater count of pixels per inch in the display.
The Galaxy A51's processing unit is very similar to the processor in Google Pixel 2, both have the same number of cores and the same RAM amount. Galaxy A51 features a superior camera than Google Pixel 2, because although it has a tinier aperture, and they both have the same video frame rates and the same video resolution, the Galaxy A51 also counts with a way bigger back camera sensor capturing lot better quality photographs and videos and a back facing camera with a much better 48 mega-pixels resolution.
Galaxy A51 counts with a lot bigger storage capacity to install applications and games or saving photos and videos than Google Pixel 2, and although they both have the same 128 GB internal memory, the Galaxy A51 also has a slot for an SD memory card that allows a maximum of 512 GB. Samsung Galaxy A51 has a way better battery duration than Google Pixel 2, because it has 4000mAh of battery capacity.
Although Samsung Galaxy A51 is a better device, it costs a lot more money than Google Pixel 2, and it doesn't have such a good relation between it's price and quality as the Google Pixel 2. So if you want that extra features and specs, you can buy Samsung Galaxy A51, but if you don't you can save some money and buy the Google Pixel 2, letting go a couple specs and features.
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