Compare phones
| Global Score | |
| 88.3 | 76.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10, 9.0 Pie | Android 10 |
| 2019-03-08 | 2020-06-29 |
| 5.90 x 2.77 x 0.31 inches | 6.61 x 3.02 x 0.32 inches |
| 5.54 ounces | 6.81 ounces |
| Flamingo pink, Prism black, Prism blue, Prism green and Prism white | Black |
| Aluminum and Glass (Corning Gorilla Glass 5) | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| $ 281.00 | $ 194.00 |
| Display / Screen | |
| 6.1 inches | 6.5 inches |
| 3040 x 1440 pixels | 1600 x 720 pixels |
| Dynamic AMOLED | IPS LCD |
| 551 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8.9 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 855 chipset | Mediatek Helio P35 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 3 GB RAM |
| Adreno 640 GPU | PowerVR GE8320 GPU |
| 9.63 | 9.27 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.14 | 9.84 |
| Camera | |
| 12.00 MP + 10.00 MP | 16.00 MP + 13.00 MP |
| f/1.50 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.39 inches (1/2.55") 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 (960 fps) (HD) slow motion video | -- |
| 10.23 | 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 | Nano SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3400mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.36 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Galaxy S10 is better than the Galaxy A21, with an 88.3 score against 76.1. The Galaxy S10 body is just a bit thinner and lighter than the Galaxy A21, although it was released about a year before. Both phones in this review use Android operating system, but the Galaxy S10 has the newer 11 version while Galaxy A21 has Android 10 version, so it provides the user some extra features and performance improvements.
Galaxy S10 counts with an incredibly better display than Galaxy A21, because although it has a little bit smaller screen, it also counts with a lot better display pixels density and a lot higher resolution of 1440 x 3040px. The Galaxy S10 has a way bigger storage for games and applications than Samsung Galaxy A21, and although they both have a SD memory slot that holds a maximum of 512 GB, the Galaxy S10 also has 128 GB internal storage capacity.
Samsung Galaxy S10 features a little faster processor than Galaxy A21, and although they both have 8 CPU cores, the Samsung Galaxy S10 also has a higher amount of RAM. The Galaxy A21 has improved battery lifetime than Samsung Galaxy S10, because it has 4000mAh of battery capacity against 3400mAh. Galaxy S10 counts with a bit better camera than Galaxy A21, because although it has a much lower 12 megapixels resolution back-facing camera, it also counts with a bigger back-facing camera sensor taking more light and vivid colors, a lot higher 3840x2160 (4K) video definition and a bigger camera aperture to take better low-light captures and video.
The Galaxy S10 is a lot more expensive than Galaxy A21, but you can get a better phone for that few extra dollars.
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