Compare phones
| Global Score | |
| 77.7 | 88.3 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 11, 10, 9.0 Pie |
| 2020-06-19 | 2019-03-08 |
| 6.44 x 2.96 x 0.35 inches | 5.90 x 2.77 x 0.31 inches |
| 6.77 ounces | 5.54 ounces |
| Black, Blue, Red and White | Flamingo pink, Prism black, Prism blue, Prism green and Prism white |
| -- | Aluminum and Glass (Corning Gorilla Glass 5) |
| -- | Scratch-Resistant Glass |
| -- | $ 281.00 |
| Display / Screen | |
| 6.5 inches | 6.1 inches |
| 1600 x 720 pixels | 3040 x 1440 pixels |
| TFT | Dynamic AMOLED |
| 270 pixels per inch | 551 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.9 |
| Performance | |
| Samsung Exynos 850 chipset | Qualcomm Snapdragon 855 chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 8 GB RAM |
| Mali-G76 GPU | Adreno 640 GPU |
| 9.09 | 9.63 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 9.84 | 14.14 |
| Camera | |
| 48.00 MP + 13.00 MP | 12.00 MP + 10.00 MP |
| f/2.00 aperture | f/1.50 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.39 inches (1/2.55") 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 |
| 10.78 | 10.23 |
| 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 | |
| 5000mAh Li - Polymer Battery | 3400mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 5.36 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy S10 is much better than Samsung Galaxy A21s, getting a global score of 88.3 against 77.7. Both phones in this review have Android operating system, but Galaxy S10 has 11 version and Samsung Galaxy A21s has Android 10, so it provides a couple additional features. Galaxy S10 is an older phone than Samsung Galaxy A21s, but it's somewhat lighter and thinner anyway.
Samsung Galaxy S10 features a bit superior processing unit than Galaxy A21s, and although they both have a Octa-Core processing unit, the Samsung Galaxy S10 also has a greater amount of RAM. The Galaxy S10 has a much more vibrant display than Galaxy A21s, because although it has a bit smaller screen, it also counts with a way greater pixel quantity per inch in the display and a lot higher 1440 x 3040px resolution.
Galaxy S10 has much more memory for apps and games than Samsung Galaxy A21s, and although they both have a SD memory slot that allows a maximum of 512 GB, the Galaxy S10 also has more internal storage. Galaxy A21s counts with a way better battery life than Galaxy S10, because it has a 5000mAh battery capacity instead of 3400mAh.
Galaxy A21s shoots slightly better pictures and videos than Samsung Galaxy S10, because although it has lower video frame rate and a much smaller aperture, and they both have the same 1920x1080 (Full HD) video resolution, the Galaxy A21s also counts with a much larger back-facing camera sensor shooting lot higher quality videos and photos and a lot better 48 mega-pixels resolution camera in the back.
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