Compare phones
| Global Score | |
| 73.3 | 98.1 |
| Basic Information | |
| OnePlus | Samsung |
| Android 11, 10, 9.0 Pie, 8.1 Oreo | Android 11 |
| 2018-05-22 | 2021-01-29 |
| 6.13 x 2.97 x 0.31 inches | 6.50 x 2.98 x 0.35 inches |
| 6.24 ounces | 8.04 ounces |
| Black, Red and White | Phantom black and Silver |
| Glass (Corning Gorilla Glass 5) and Metal | Aluminum and Glass (Corning Gorilla Glass Victus) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 211.00 | $ 966.00 |
| Display / Screen | |
| 6.3 inches | 6.8 inches |
| 2280 x 1080 pixels | 3200 x 1440 pixels |
| AMOLED | Dynamic AMOLED |
| 400 pixels per inch | 516 pixels per inch |
| -- | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 9.8 |
| Performance | |
| Qualcomm Snapdragon 845 SDM845 chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 8 GB RAM | 12 GB RAM |
| Adreno 630 GPU | Adreno 660 GPU |
| 9.63 | 9.72 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 13.3 | 10.1 |
| Camera | |
| 16.00 MP + 16.00 MP | 108.00 MP + 40.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 25.00mm focal length | 24.00mm focal length |
| 0.38 inches (1/2.6") sensor | 0.75 inches (1/1.33") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 10.45 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.28 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| GPS | GPS |
| NFC | NFC |
| 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
Samsung Galaxy S21 Ultra has a score of 98.1, which is way better than OnePlus 6's global score of 73.3. Samsung Galaxy S21 Ultra's body is newer, but thicker and incredibly heavier than OnePlus 6. Both of these devices include the same Android 11 OS (Operating System), so you shouldn't see any difference regarding that.
Samsung Galaxy S21 Ultra counts with a little faster processor than OnePlus 6, and although they both have the same number of cores, the Samsung Galaxy S21 Ultra also has more RAM memory. The Galaxy S21 Ultra has a much better looking screen than OnePlus 6, because it has a better 1440 x 3200 resolution, a little bit larger display and a greater count of pixels per inch in the screen.
The OnePlus 6 counts with a much greater memory capacity for applications, games, photos and videos than Galaxy S21 Ultra, because it has 256 GB internal memory. Galaxy S21 Ultra features a very superior battery performance than OnePlus 6, because it has 5000mAh of battery capacity instead of 3300mAh.
The Samsung Galaxy S21 Ultra counts with a much better camera than OnePlus 6, because although it has a tinier camera aperture which is not recommended for capturing pictures or videos in low light situations, it also counts with a lot bigger back-facing camera sensor providing a much better image quality, a much higher resolution camera in the back and a way better 7680x4320 video resolution.
Galaxy S21 Ultra is way more expensive than OnePlus 6, but you can get a much better phone for that few extra dollars.
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