Compare phones
| Global Score | |
| 72.2 | 91.8 |
| Basic Information | |
| OnePlus | Samsung |
| Android 11, 10 | Android 11 |
| 2019-10-18 | 2021-01-29 |
| 6.34 x 2.93 x 0.32 inches | 5.97 x 2.80 x 0.31 inches |
| 6.70 ounces | 6.03 ounces |
| Frosted silver and Glacier blue | Gray, Phantom pink, Violet and White |
| Aluminum and Glass (Corning Gorilla Glass 5) | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 248.00 | $ 722.00 |
| Display / Screen | |
| 6.5 inches | 6.2 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | Dynamic AMOLED |
| 405 pixels per inch | 424 pixels per inch |
| -- | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.2 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 855+ SM8150-AC chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 8 GB RAM | 8 GB RAM |
| Adreno 640 GPU | Adreno 660 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 | |
| 48.00 MP + 16.00 MP | 12.00 MP + 10.00 MP |
| f/1.60 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.57 inches (1/1.76") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 11.99 | 10.78 |
| 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 | |
| 3800mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.76 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| 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
Galaxy S21 has an overall score of 91.8, which is much better than the OnePlus 7T's 72.2 score. The Galaxy S21 construction is newer, somewhat lighter and a little thinner than the OnePlus 7T. Both phones in our current comparison come with the same Android 11 OS (operating system), so both of them should give you identical operating system features.
OnePlus 7T features just a bit better performance than Samsung Galaxy S21. They have the same RAM amount and 8 cores. The Galaxy S21 features a sharper screen than OnePlus 7T, because although it has a quite smaller screen, and they both have an equal resolution of 1080 x 2400, the Galaxy S21 also counts with a just a bit greater pixels number in each inch in the screen.
The OnePlus 7T and the Galaxy S21 feature extremely similar memory to store more apps and games, both of them have the same internal memory. The Galaxy S21 features just a little bit longer battery duration than OnePlus 7T, because it has a 4000mAh battery size. OnePlus 7T takes better photos and videos than Galaxy S21, because although it has a smaller back-facing camera sensor which gives a lower image and video quality, and they both have the same 3840x2160 video quality, the OnePlus 7T also counts with a larger aperture, higher video frame rate and a back facing camera with lot more mega-pixels.
The Galaxy S21 costs a lot more money than OnePlus 7T, but it's still a great deal, as you can get a lot more features for that extra money.
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