Compare phones
| Global Score | |
| 75.9 | 77.7 |
| Basic Information | |
| OnePlus | Samsung |
| Android 10 | Android 10 |
| 2020-04-29 | 2020-06-19 |
| 6.31 x 2.87 x 0.31 inches | 6.44 x 2.96 x 0.35 inches |
| 6.35 ounces | 6.77 ounces |
| Onyx black and Polar silver | Black, Blue, Red and White |
| Aluminum and Glass (Corning Gorilla Glass 5) | -- |
| Scratch-Resistant Glass | -- |
| $ 800.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.5 inches |
| 2400 x 1080 pixels | 1600 x 720 pixels |
| AMOLED | TFT |
| 405 pixels per inch | 270 pixels per inch |
| 1100 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 865 SM8250 chipset | Samsung Exynos 850 chipset |
| Kryo 585, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 3 GB RAM |
| Kryo 585 GPU | Mali-G76 GPU |
| 9.63 | 9.09 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 9.84 |
| Camera | |
| 48.00 MP + 16.00 MP | 48.00 MP + 13.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 25.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | -- |
| 11.88 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, 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 |
| 10.7 | 6.7 |
| Battery Life | |
| 4300mAh Li - Polymer Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.16 | 6.8 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
Comparison review
The Samsung Galaxy A21s is a little bit better than OnePlus 8 UW, getting a 77.7 score against 75.9. Samsung Galaxy A21s is a somewhat thicker and just a bit heavier cellphone than the OnePlus 8 UW. Both phones in our current comparison include the same Android 10 OS (operating system), so you shouldn't see any difference in that aspect.
OnePlus 8 UW has a much more vibrant display than Samsung Galaxy A21s, and although they both have a same size screen, the OnePlus 8 UW also has a lot higher resolution of 1080 x 2400 pixels and a higher number of pixels per display inch. The OnePlus 8 UW has a slightly better storage capacity for applications and games than Galaxy A21s, because although it has no external SD slot, it also counts with more internal memory capacity.
The OnePlus 8 UW features a bit more powerful CPU than Samsung Galaxy A21s, and although they both have the same number of cores, the OnePlus 8 UW also has 5 GB more RAM memory. OnePlus 8 UW shoots much clearer pictures and videos than Galaxy A21s, and although they both have a 48 MP camera in the back and the same camera sensor size, the OnePlus 8 UW also has a larger diafragm aperture and a lot better (4K) video resolution.
Samsung Galaxy A21s features greater battery life than OnePlus 8 UW, because it has a 5000mAh battery capacity instead of 4300mAh.
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