Compare phones
| Global Score | |
| 77.2 | 85.5 |
| Basic Information | |
| LG | Samsung |
| Android 7.0 Nougat | Android 11, 10 |
| 2017-07-21 | 2019-12-27 |
| 5.87 x 2.83 x 0.31 inches | 6.24 x 2.90 x 0.31 inches |
| 5.15 ounces | 6.07 ounces |
| Gray | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Metal | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 282.00 |
| Display / Screen | |
| 5.2 inches | 6.5 inches |
| 2560 x 1440 pixels (Quad HD / 2K) | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 565 pixels per inch | 405 pixels per inch |
| 500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.2 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 820 MSM8996 chipset | Samsung Exynos 9611 chipset |
| Kryo, 64-bit, 14 nm (Quad-Core 2150 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 530 GPU | Mali-G72 MP3 GPU |
| 8.91 | 9.27 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 12.76 | 14.14 |
| Camera | |
| 16.00 MP + 5.00 MP | 48.00 MP + 32.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 28.00mm 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 (120 fps) (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 | |
| 3000mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.96 | 5.92 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| 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 Galaxy A51 is much better than LG Q8, with a overall score of 85.5 against 77.2. These phones have Android operating system, but Galaxy A51 has an older 11 version and LG Q8 has Android 7.0 Nougat version. Galaxy A51's design has the same thickness than LG Q8, but it's heavier. The Galaxy A51 has a bit better processor than LG Q8, and although they both have 4 GB of RAM memory, the Galaxy A51 also has a larger number of cores.
LG Q8 features a much better looking display than Galaxy A51, because although it has a way smaller screen, it also counts with a higher resolution of 1440 x 2560px and a higher pixels density. The Samsung Galaxy A51 has a much better camera than LG Q8, because although it has a smaller aperture which is not nice for capturing photographs or videos in low light environments, and they both have the same 30 fps video frame rate and the same (4K) video definition, the Samsung Galaxy A51 also counts with a lot more MP camera in the back and a way bigger sensor which offers a much higher image and video quality.
Galaxy A51 features a quite bigger storage to install games and applications than LG Q8, because although it has a SD card slot that admits 1,45 TB smaller, it also counts with 128 GB internal memory capacity. Samsung Galaxy A51 features better battery performance than LG Q8, because it has a 33 percent greater battery capacity.
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