Compare phones
| Global Score | |
| 90.8 | 80.9 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | Android 5.0 |
| 2020-04-29 | -- |
| 6.26 x 2.90 x 0.34 inches | 5.78 x 2.90 x 0.35 inches |
| 6.60 ounces | -- |
| Prism cube black | -- |
| Aluminum and Plastic | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 339.00 | $ 245.00 |
| Display / Screen | |
| 6.5 inches | 5.1 inches |
| 2400 x 1080 pixels | 1440 x 2560 pixels (Quad HD / 2K) |
| Super AMOLED | Super AMOLED |
| 405 pixels per inch | 576 pixels per inch |
| No touch screen | Capacitive, Multi-touch |
| 8.1 | 9.9 |
| Performance | |
| Samsung Exynos 980 chipset | Exynos 7 Octa 7420 chipset |
| ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | 64-bit ARM Cortex-A57 (Quad-Core 2100 MHz + Quad-Core 1500 MHz) processor |
| 6 GB RAM | 3 GB (1600 MHz) RAM |
| Mali-G76 MP5 GPU | Mali-T760 MP8 (650 MHz) GPU |
| 9.27 | 10.08 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | microSD external memory slot |
| 15.38 | 5.8 |
| Camera | |
| 48.00 MP + 32.00 MP | 16.00 MP + 5.00 MP |
| f/2.00 aperture | f/1.90 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | 0.38 inches (1/2.6") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | -- |
| 11.55 | 8.47 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G), HSPA, HSUPA, UMTS, EDGE, GPRS and GSM |
| Nano SIM | Nano SIM |
| 10.7 | 6.6 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 3500mAh Battery |
| Non-Removable Battery | Removable Battery |
| 6.32 | 5.44 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.1 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | 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 5G is better than the Galaxy S6 Active, getting a global score of 90.8 against 80.9. Both of these phones come with Android OS, but Galaxy A51 5G has 11 version and Galaxy S6 Active has Android 5.0 version, counting with some extra features. Galaxy S6 Active features a bit more powerful CPU than Galaxy A51 5G, because although it has a smaller amount of RAM, and they both have 8 CPU cores, the Galaxy S6 Active also counts with an additional GPU and a 64 bits processor.
The Galaxy S6 Active counts with a much more vibrant display than Samsung Galaxy A51 5G, because although it has a way smaller screen, it also counts with a better 2560 x 1440 resolution and a greater pixels quantity in each inch of screen. Samsung Galaxy A51 5G counts with a way better camera than Galaxy S6 Active, because although it has a smaller aperture, and they both have the same video frame rate and the same video quality, the Samsung Galaxy A51 5G also counts with a much more mega-pixels back-facing camera and a way larger sensor.
Galaxy A51 5G features a much bigger memory capacity for games and applications than Samsung Galaxy S6 Active, because it has 128 GB internal storage capacity. Samsung Galaxy A51 5G counts with greater battery duration than Samsung Galaxy S6 Active, because it has a 29% more battery capacity.
The Galaxy A51 5G costs more money than Samsung Galaxy S6 Active, but you can get a better phone for that extra dollars.
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