Compare phones
| Global Score | |
| 72.8 | 91.8 |
| Basic Information | |
| Samsung | Samsung |
| Android 6.0 Marshmallow | Android 11 |
| 2016-10-01 | 2021-01-29 |
| 6.17 x 3.02 x 0.28 inches | 5.97 x 2.80 x 0.31 inches |
| 6.42 ounces | 6.03 ounces |
| Blue, Gold and Silver | Gray, Phantom pink, Violet and White |
| Aluminum and Aluminum | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 722.00 |
| Display / Screen | |
| 5.7 inches | 6.2 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| Super AMOLED | Dynamic AMOLED |
| 386 pixels per inch | 424 pixels per inch |
| -- | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 9.2 |
| Performance | |
| Samsung Exynos 7 Octa 7420 chipset | Qualcomm Snapdragon 888 chipset |
| ARM Cortex-A57 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2100 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 8 GB RAM |
| Yes GPU | Adreno 660 GPU |
| 9.09 | 9.63 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 8.88 | 10.1 |
| Camera | |
| 16.00 MP + 8.00 MP | 12.00 MP + 10.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.57 inches (1/1.76") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 9.13 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| -- | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 3 | 10.7 |
| Battery Life | |
| 3300mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.28 | 5.92 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy S21 has an overall score of 91.8, which is much better than Galaxy A8 (2016)'s 72.8 global score. The Galaxy S21 body is much newer and just a bit lighter, but also just a bit thicker than Galaxy A8 (2016). These phones come with Android operating system, but the Galaxy S21 has 11 version while Galaxy A8 (2016) has Android 6.0 Marshmallow.
The Galaxy S21 features just a bit better hardware performance than Galaxy A8 (2016), and although they both have a Octa-Core processing unit, the Galaxy S21 also has a greater amount of RAM. The Galaxy S21 counts with a sharper screen than Galaxy A8 (2016), because it has a bit bigger display, a little higher number of pixels in each display inch and a bit higher 1080 x 2400 resolution.
The Galaxy S21 has a much better camera than Galaxy A8 (2016), because although it has a back-facing camera with a much lower 12 mega pixels resolution, it also counts with a bigger aperture and a way higher video resolution. Galaxy S21 features a better storage to install applications and games than Galaxy A8 (2016), because although it has no SD extension slot, it also counts with 128 GB internal memory capacity.
The Samsung Galaxy S21 has greater battery life than Samsung Galaxy A8 (2016), because it has 4000mAh of battery capacity against 3300mAh.
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