Compare phones
| Global Score | |
| 98.1 | 75.9 |
| Basic Information | |
| Samsung | OnePlus |
| Android 11 | Android 10 |
| 2021-01-29 | 2020-04-29 |
| 6.50 x 2.98 x 0.35 inches | 6.31 x 2.87 x 0.31 inches |
| 8.04 ounces | 6.35 ounces |
| Phantom black and Silver | Onyx black and Polar silver |
| Aluminum and Glass (Corning Gorilla Glass Victus) | Aluminum and Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 966.00 | $ 800.00 |
| Display / Screen | |
| 6.8 inches | 6.5 inches |
| 3200 x 1440 pixels | 2400 x 1080 pixels |
| Dynamic AMOLED | AMOLED |
| 516 pixels per inch | 405 pixels per inch |
| 1500 cd/m2 brightness | 1100 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.8 | 9 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 865 SM8250 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 585, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 12 GB RAM | 8 GB RAM |
| Adreno 660 GPU | Kryo 585 GPU |
| 9.72 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 108.00 MP + 40.00 MP | 48.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 24.00mm focal length | 25.00mm focal length |
| 0.75 inches (1/1.33") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 13.75 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 10.7 | 10.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 4300mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.8 | 6.16 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.1 |
| GPS | GPS |
| NFC | NFC |
| 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 | -- |
Comparison review
The Galaxy S21 Ultra has a score of 98.1, which is much better than OnePlus 8 UW's global score of 75.9. Galaxy S21 Ultra's body is newer, but thicker and a lot heavier than the OnePlus 8 UW. Both of these phones work with Android operating system, but Galaxy S21 Ultra has the newer 11 version while OnePlus 8 UW has Android 10.
The Samsung Galaxy S21 Ultra counts with a little sharper display than OnePlus 8 UW, because it has more pixels per inch in the display, a little bit larger screen, a brighter display and a higher resolution of 1440 x 3200 pixels. The OnePlus 8 UW's memory for apps and games is just as good as Samsung Galaxy S21 Ultra's one, they have the same internal memory.
Galaxy S21 Ultra features just a bit better processing power than OnePlus 8 UW, and although they both have 8 processing cores, the Galaxy S21 Ultra also has more RAM. Galaxy S21 Ultra features improved battery performance than OnePlus 8 UW, because it has a 5000mAh battery capacity instead of 4300mAh.
Samsung Galaxy S21 Ultra captures much better photographs and videos than OnePlus 8 UW, and although they both have a same size camera aperture, the Samsung Galaxy S21 Ultra also has a way larger back-facing camera sensor capturing much higher quality photos and videos, a way more mega-pixels back-facing camera and a lot higher video quality.
The Galaxy S21 Ultra costs more money than the OnePlus 8 UW, but it's still a great choice, as you can get a much better phone for that extra money.
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