Compare phones
| Global Score | |
| 72.9 | 76.1 |
| Basic Information | |
| OnePlus | Samsung |
| -- | Android 10 |
| 2018-11-01 | 2020-06-29 |
| 6.20 x 2.94 x 0.32 inches | 6.61 x 3.02 x 0.32 inches |
| 6.53 ounces | 6.81 ounces |
| Black and Purple | Black |
| Aluminum and Glass (Corning Gorilla Glass 5) | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| $ 208.00 | $ 194.00 |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 2340 x 1080 pixels | 1600 x 720 pixels |
| AMOLED | IPS LCD |
| 403 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8.2 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 845 SDM845 chipset | Mediatek Helio P35 chipset |
| Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 3 GB RAM |
| Adreno 630 GPU | PowerVR GE8320 GPU |
| 9.63 | 9.27 |
| Storage | |
| 256 GB internal memory | 32 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 9.84 |
| Camera | |
| 16.00 MP + 16.00 MP | 16.00 MP + 13.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 25.00mm focal length | -- |
| 0.38 inches (1/2.6") sensor | 0.33 inches (1/3.06") 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 | -- |
| 10.45 | 9.35 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3700mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.68 | 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, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Samsung Galaxy A21 is a bit better than OnePlus 6T, with a score of 76.1 against 72.9. Samsung Galaxy A21's construction has the same thickness than OnePlus 6T, but it is just a little heavier. OnePlus 6T has just a little better performance than Samsung Galaxy A21, and although they both have a Octa-Core processor, the OnePlus 6T also has 5 GB more RAM memory.
The OnePlus 6T has a more vivid screen than Galaxy A21, because although it has a little bit smaller display, it also counts with a higher display pixels density and a lot higher 1080 x 2340 pixels resolution. The OnePlus 6T features a very superior storage to install games and applications than Galaxy A21, because although it has no slot for external memory cards, it also counts with more internal storage capacity.
The OnePlus 6T counts with a superior camera than Galaxy A21, and although they both have a 16 megapixels camera, the OnePlus 6T also has a larger sensor which gives a higher photo and video quality, a lot higher 3840x2160 video resolution and a larger aperture for better captures and videos in low-light environments.
The Galaxy A21 counts with just a little better battery duration than OnePlus 6T, because it has 4000mAh of battery capacity.
In addition to being the best phone of the ones we are comparing, Galaxy A21 is also cheaper than the OnePlus 6T.
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