| Global Score | |
| 78.1 | 85.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 4.4.2 | Android 11, 10 |
| 2014-06-23 | 2019-12-27 |
| 5.59 x 2.85 x 0.32 inches | 6.24 x 2.90 x 0.31 inches |
| 5.11 ounces | 6.07 ounces |
| Black, Blue, Gold and White | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| -- | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 249.00 | $ 282.00 |
| Display / Screen | |
| 5.1 inches | 6.5 inches |
| 1080 x 1920 pixels (Full HD) | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 432 pixels per inch | 405 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9.1 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 805 APQ8084 chipset | Samsung Exynos 9611 chipset |
| Krait 450 (Quad-Core 2500 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 2 GB (800 MHz) RAM | 4 GB RAM |
| Adreno 420 (500 MHz) GPU | Mali-G72 MP3 GPU |
| 9.36 | 9.27 |
| Storage | |
| 16 GB internal memory | 128 GB internal memory |
| microSD, microSDHC, microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 6.72 | 14.14 |
| Camera | |
| 16.00 MP + 2.10 MP | 48.00 MP + 32.00 MP |
| f/2.20 aperture | f/2.00 aperture |
| -- | 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 |
| 9.79 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM, Dual SIM |
| 7.2 | 6.7 |
| Battery Life | |
| 2800mAh Li-Ion Battery | 4000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| 390 hours standby time 21 hours talk time | -- |
| 4.8 | 5.92 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| 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 |
The Galaxy A51 is a bit better than the Galaxy S5 Plus, getting an 85.5 score against 78.1. These phones come with Android OS (operating system), but the Galaxy A51 has 11 version while Galaxy S5 Plus has Android 4.4.2. Galaxy A51's design is a lot newer and just a little bit thinner than Galaxy S5 Plus's, but it is also heavier.
Samsung Galaxy S5 Plus counts with a bit faster processing unit than Galaxy A51, because although it has a smaller amount of RAM and a lower number of cores , it also counts with an additional GPU. Galaxy S5 Plus has a much better looking display than Galaxy A51, because although it has a way smaller display and a quite lower resolution of 1920 x 1080 pixels, it also counts with a quite better amount of pixels per inch in the display.
Galaxy A51 has a superior camera than Samsung Galaxy S5 Plus, and although they both have the same video frame rate and the same 3840x2160 video resolution, the Galaxy A51 also has a back facing camera with a much better 48 mega pixels resolution, a bigger diafragm aperture and a much larger sensor providing a lot better image quality.
The Galaxy A51 features a much better storage to install applications and games or saving photos and videos than Galaxy S5 Plus, because it has an external memory card slot that admits up to 512 GB and more internal storage. Galaxy A51 counts with a way better battery life than Galaxy S5 Plus, because it has a 4000mAh battery size.
The Galaxy A51 costs a bit more money than Galaxy S5 Plus, but you can get a better phone for that few more dollars.
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