Compare phones
| Global Score | |
| 72.2 | 98.1 |
| Basic Information | |
| OnePlus | Samsung |
| Android 11, 10 | Android 11 |
| 2019-10-18 | 2021-01-29 |
| 6.34 x 2.93 x 0.32 inches | 6.50 x 2.98 x 0.35 inches |
| 6.70 ounces | 8.04 ounces |
| Frosted silver and Glacier blue | Phantom black and Silver |
| Aluminum and Glass (Corning Gorilla Glass 5) | Aluminum and Glass (Corning Gorilla Glass Victus) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 248.00 | $ 966.00 |
| Display / Screen | |
| 6.5 inches | 6.8 inches |
| 2400 x 1080 pixels | 3200 x 1440 pixels |
| Super AMOLED | Dynamic AMOLED |
| 405 pixels per inch | 516 pixels per inch |
| -- | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.2 | 9.8 |
| 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 | 12 GB RAM |
| Adreno 640 GPU | Adreno 660 GPU |
| 9.72 | 9.72 |
| 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 | 108.00 MP + 40.00 MP |
| f/1.60 aperture | f/1.80 aperture |
| 26.00mm focal length | 24.00mm focal length |
| 0.5 inches (1/2") 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 (960 fps) (HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 11.99 | 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 | |
| 3800mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.76 | 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
Galaxy S21 Ultra has an overall score of 98.1, which is way better than OnePlus 7T's 72.2 global score. Galaxy S21 Ultra's construction is newer than the OnePlus 7T's, although it is just a little thicker and heavier. Both of these phones have the same Android 11 operating system. Galaxy S21 Ultra features a better screen than OnePlus 7T, because it has a higher amount of pixels per display inch, a bit larger display and a higher 1440 x 3200 resolution.
The Galaxy S21 Ultra's memory capacity for applications and games is just as good as OnePlus 7T's one, they have equal 128 GB internal storage capacity. OnePlus 7T and Galaxy S21 Ultra have incredibly similar CPUs, and although the Galaxy S21 Ultra has more RAM memory, they both have a Octa-Core processor.
The Galaxy S21 Ultra takes much better pictures and videos than OnePlus 7T, because although it has a smaller aperture which is not favorable for low light images and video, it also counts with a much bigger back camera sensor which gives a lot higher image and video quality, a lot better video quality and a camera with a much higher resolution.
The Samsung Galaxy S21 Ultra features improved battery duration than OnePlus 7T, because it has a 32 percent larger battery capacity.
The Samsung Galaxy S21 Ultra is way more expensive than the OnePlus 7T, but it's still a convenient choice, because you can get a lot more for that extra money.
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