Compare phones
| Global Score | |
| 77.7 | 76.6 |
| Basic Information | |
| Samsung | OnePlus |
| Android 10 | Android 11 |
| 2020-06-19 | 2021-04-02 |
| 6.44 x 2.96 x 0.35 inches | 6.43 x 2.90 x 0.34 inches |
| 6.77 ounces | 6.95 ounces |
| Black, Blue, Red and White | Forest Green, Morning Mist and Stellar Black |
| -- | Glass (Corning Gorilla Glass) |
| -- | Scratch-Resistant Glass |
| -- | $ 890.00 |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 1600 x 720 pixels | 3216 x 1440 pixels |
| TFT | AMOLED |
| 270 pixels per inch | 526 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.8 |
| Performance | |
| Samsung Exynos 850 chipset | Qualcomm Snapdragon 888 chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 8 GB RAM |
| Mali-G76 GPU | Adreno 660 GPU |
| 9.09 | 9.63 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 9.84 | 10.1 |
| Camera | |
| 48.00 MP + 13.00 MP | 48.00 MP + 16.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | 23.00mm focal length |
| 0.5 inches (1/2") sensor | 0.71 inches (1/1.4") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (30 fps) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 10.78 | 12.65 |
| 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 | |
| 5000mAh Li - Polymer Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Samsung Galaxy A21s is just a bit better than the OnePlus 9 Pro, having a 77.7 score against 76.6. Despite of the fact the Samsung Galaxy A21s is older and just a little thicker than OnePlus 9 Pro, it's design is still a bit lighter. These phones include Android OS, but the Samsung Galaxy A21s has the older 10 version while OnePlus 9 Pro has Android 11 version.
The OnePlus 9 Pro counts with just a bit better performance than Galaxy A21s, and although they both have a Octa-Core processor, the OnePlus 9 Pro also has 5 GB more RAM. OnePlus 9 Pro features a much better looking display than Galaxy A21s, because it has a little bigger display, much more pixels per inch of display and a lot higher 1440 x 3216px resolution.
The OnePlus 9 Pro features a better camera than Samsung Galaxy A21s, and although they both have a back camera with a 48 mega-pixels resolution, the OnePlus 9 Pro also has a lot higher video resolution, a larger aperture to take better low-light images and a way bigger back-facing camera sensor. OnePlus 9 Pro counts with a bit bigger storage capacity to install applications and games or saving photos and videos than Galaxy A21s, because although it has no slot for an external memory card, it also counts with 128 GB internal memory capacity.
The Galaxy A21s counts with a bit superior battery performance than OnePlus 9 Pro, because it has a 5000mAh battery size.
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