Compare phones
| Global Score | |
| 73 | 77.7 |
| Basic Information | |
| Sony | Samsung |
| Android 4.4.2 | Android 10 |
| -- | 2020-06-19 |
| 5.39 x 2.83 x 0.43 inches | 6.44 x 2.96 x 0.35 inches |
| 5.75 ounces | 6.77 ounces |
| Black, Blue and White | Black, Blue, Red and White |
| Scratch-Resistant Glass | -- |
| $ 249.00 | -- |
| Display / Screen | |
| 5 inches | 6.5 inches |
| 1080 x 1920 pixels (Full HD) | 1600 x 720 pixels |
| IPS LCD | TFT |
| 441 pixels per inch | 270 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9.1 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 801 8974-AB chipset | Samsung Exynos 850 chipset |
| Krait 400 (Quad-Core 2300 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 3 GB RAM | 3 GB RAM |
| Adreno 330 (450 MHz) GPU | Mali-G76 GPU |
| 9.27 | 9.09 |
| Storage | |
| 16 GB internal memory | 32 GB internal memory |
| microSD, microSDHC, microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 6.72 | 9.84 |
| Camera | |
| 20.70 MP + 0.30 MP | 48.00 MP + 13.00 MP |
| -- | f/2.00 aperture |
| -- | 26.00mm focal length |
| 0.43 inches (1/2.3") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | -- |
| 9.24 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM, Dual SIM |
| 7 | 6.7 |
| Battery Life | |
| 3000mAh Li-Ion Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 690 hours standby time 15 hours talk time | -- |
| 4.96 | 6.8 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
Comparison review
The Samsung Galaxy A21s is a little bit better than Xperia Z2a, getting a general score of 77.7 against 73. Both of these phones have Android operating system, but Samsung Galaxy A21s has an older 10 version and Xperia Z2a has Android 4.4.2. Samsung Galaxy A21s is a somewhat thinner but heavier phone than the Xperia Z2a.
The Xperia Z2a features a little better processing power than Samsung Galaxy A21s, because although it has a lower number of cores (although they are faster), and they both have 3 GB of RAM memory, the Xperia Z2a also counts with an extra graphics processing unit. Xperia Z2a counts with a much better screen than Galaxy A21s, because although it has a lot smaller display, it also counts with a higher 1920 x 1080 resolution and much more pixels per inch of display.
Samsung Galaxy A21s has a much better camera than Xperia Z2a, and although they both have the same video definition and the same video frame rate, the Samsung Galaxy A21s also has a larger sensor shooting better quality videos and photos and a lot more megapixels back-facing camera. The Samsung Galaxy A21s has much more storage capacity for applications and games than Xperia Z2a, because it has a SD card slot that supports a maximum of 512 GB and 16 GB more internal storage capacity.
Samsung Galaxy A21s has a way better battery performance than Xperia Z2a, because it has a 5000mAh battery capacity instead of 3000mAh.
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