Compare phones
| Global Score | |
| 76.1 | 75.8 |
| Basic Information | |
| Samsung | OnePlus |
| Android 10 | -- |
| 2020-06-29 | 2019-10-18 |
| 6.61 x 3.02 x 0.32 inches | 6.40 x 2.99 x 0.35 inches |
| 6.81 ounces | 7.27 ounces |
| Black | Haze blue |
| Plastic and Plastic | Glass (Corning Gorilla Glass 5) and Metal |
| -- | Scratch-Resistant Glass |
| $ 194.00 | $ 432.00 |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 1600 x 720 pixels | 3120 x 1440 pixels |
| IPS LCD | AMOLED |
| 270 pixels per inch | 513 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8.7 |
| Performance | |
| Mediatek Helio P35 chipset | Qualcomm Snapdragon 855+ SM8150-AC chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor |
| 3 GB RAM | 8 GB RAM |
| PowerVR GE8320 GPU | Adreno 640 GPU |
| 9.27 | 9.72 |
| Storage | |
| 32 GB internal memory | 256 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 9.84 | 13.3 |
| Camera | |
| 16.00 MP + 13.00 MP | 48.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.60 aperture |
| -- | 17.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 9.35 | 11.99 |
| 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 | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 4085mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6 |
| 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 has an overall score of 76.1, which is a bit better than OnePlus 7T Pro's global score of 75.8. Samsung Galaxy A21 is a a bit thinner and just a little lighter cellphone than the OnePlus 7T Pro, even when they were released only 9 months apart. OnePlus 7T Pro has a little faster CPU than Galaxy A21, and although they both have the same number of cores, the OnePlus 7T Pro also has 5 GB more RAM memory.
OnePlus 7T Pro counts with a brighter screen than Samsung Galaxy A21, because it has a little larger display, a way better display density and a lot higher resolution of 1440 x 3120px. The OnePlus 7T Pro features a way better camera than Galaxy A21, because it has a lot bigger sensor taking lot higher quality pictures and videos, a lot better video quality, a larger diafragm aperture for better photography and video in low light situations and a lot more mega-pixels back-facing camera.
OnePlus 7T Pro counts with much more memory for applications, games, photos and videos than Samsung Galaxy A21, because although it has no SD card slot, it also counts with 224 GB more internal storage. OnePlus 7T Pro counts with a little better battery performance than Galaxy A21, because it has a 4085mAh battery capacity against 4000mAh.
The Samsung Galaxy A21 not only is the best devices of the ones we are comparing here, but it's also by far the cheapest one.
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