Compare phones
| Global Score | |
| 73.5 | 77.7 |
| Basic Information | |
| Oppo | Samsung |
| Android 14 | Android 10 |
| 2024-01-08 | 2020-06-19 |
| 6.47 x 3.00 x 0.37 inches | 6.44 x 2.96 x 0.35 inches |
| 7.80 ounces | 6.77 ounces |
| Black, Dark Blue and Light Brown | Black, Blue, Red and White |
| Aluminum and Glass (Corning Gorilla Glass) | -- |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.8 inches | 6.5 inches |
| 3168 x 1440 pixels | 1600 x 720 pixels |
| AMOLED | TFT |
| 512 pixels per inch | 270 pixels per inch |
| 4500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 10.9 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 8 Gen 3 SM8650-AB (4 nm) chipset | Samsung Exynos 850 chipset |
| processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 12 GB RAM | 3 GB RAM |
| Adreno 750 GPU | Mali-G76 GPU |
| 6.21 | 9.09 |
| 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 | |
| 50.00 MP + 32.00 MP | 48.00 MP + 13.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 23.00mm focal length | 26.00mm focal length |
| 0.64 inches (1/1.56") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 12.1 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 5000mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.4 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
Comparison review
The Galaxy A21s has a score of 77.7, which is slightly better than the OPPO Find X7 Ultra's general score of 73.5. Although the Galaxy A21s is incredibly older than the OPPO Find X7 Ultra, it's design is somewhat lighter and just a bit thinner. These devices have Android operating system, but the Galaxy A21s has the previous 10 version while OPPO Find X7 Ultra has Android 14.
The Galaxy A21s counts with a way better performance than OPPO Find X7 Ultra, because although it has a lower amount of RAM memory, it also counts with 7 more CPU cores. The OPPO Find X7 Ultra counts with a much sharper screen than Galaxy A21s, because it has a little bit bigger display, a way better number of pixels per inch in the display and a way better 1440 x 3168 resolution.
The OPPO Find X7 Ultra captures better photos and videos than Samsung Galaxy A21s, because it has a way better (4K) video definition, a much bigger sensor which provides a way better image and video quality, a larger aperture for better low-light captures and videos and a back facing camera with more megapixels.
OPPO Find X7 Ultra counts with much more storage to install applications and games than Samsung Galaxy A21s, because although it has no slot for SD memory cards, it also counts with 224 GB more internal storage. The Samsung Galaxy A21s's battery performance is very similar to the OPPO Find X7 Ultra one.
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