Compare phones
| Global Score | |
| 74.5 | 76.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | Android 10 |
| 2021-01-04 | 2020-06-29 |
| 6.46 x 2.99 x 0.36 inches | 6.61 x 3.02 x 0.32 inches |
| 6.91 ounces | 6.81 ounces |
| Black, Blue and White | Black |
| Plastic and Plastic | Plastic and Plastic |
| $ 170.00 | $ 194.00 |
| Display / Screen | |
| 6.5 inches | 6.5 inches |
| 1600 x 720 pixels | 1600 x 720 pixels |
| IPS LCD | IPS LCD |
| 270 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 450 SDM450 chipset | Mediatek Helio P35 chipset |
| Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 3 GB RAM | 3 GB RAM |
| Adreno 506 GPU | PowerVR GE8320 GPU |
| 8.91 | 9.27 |
| Storage | |
| 32 GB internal memory | 32 GB internal memory |
| microSDXC (up to 1 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 11.12 | 9.84 |
| Camera | |
| 13.00 MP + 5.00 MP | 16.00 MP + 13.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| -- | 0.33 inches (1/3.06") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 8.8 | 9.35 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.92 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy A21 is a bit better than Galaxy A02s, with a general score of 76.1 against 74.5. The Galaxy A21 body is thinner and a little lighter than Galaxy A02s, although both of them were released with only a couple of months difference. Both of these phones work with Android operating system, but Galaxy A21 has an older 10 version while Galaxy A02s has Android 11.
Samsung Galaxy A21 features a little faster processor than Galaxy A02s. Both of them have 8 processing cores and the same RAM memory amount. Galaxy A21 features a little sharper screen than Samsung Galaxy A02s. Both of them have a greater pixel amount in each inch in the display, exactly the same resolution of 720 x 1600 and a screen with the same size.
The Galaxy A02s counts with a bigger storage for apps and games than Samsung Galaxy A21, and although they both have equal 32 GB internal storage, the Galaxy A02s also has a slot for an SD memory card that supports a maximum of 1 TB. Galaxy A21 features just a bit better camera than Galaxy A02s, and although they both have the same video frame rates and the same video resolution, the Galaxy A21 also has a camera in the back with more mega-pixels and a larger aperture for better low light images and videos.
Samsung Galaxy A02s features improved battery life than Galaxy A21, because it has 5000mAh of battery capacity instead of 4000mAh.
Although Samsung Galaxy A21 is a better device, it costs a little more than the Galaxy A02s, and it doesn't have such a good relation between it's price and quality as the Galaxy A02s. If you prefer to save some money, you can get Galaxy A02s, and give up a few specs and features, but you'll get the most out of your budget.
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