Compare phones
| Global Score | |
| 70 | 76.1 |
| Basic Information | |
| Sony | Samsung |
| Android 5.0 | Android 10 |
| -- | 2020-06-29 |
| -- | 6.61 x 3.02 x 0.32 inches |
| -- | 6.81 ounces |
| -- | Black |
| -- | Plastic and Plastic |
| $ 249.00 | $ 194.00 |
| Display / Screen | |
| 4.7 inches | 6.5 inches |
| 1080 x 1920 pixels (Full HD) | 1600 x 720 pixels |
| IPS LCD | IPS LCD |
| 469 pixels per inch | 270 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9.4 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 810 MSM8994 chipset | Mediatek Helio P35 chipset |
| 64-bit ARM Cortex-A57 (Quad-Core 2000 MHz + Quad-Core 1500 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 4 GB (800 MHz) RAM | 3 GB RAM |
| Adreno 430 (600 MHz) GPU | PowerVR GE8320 GPU |
| 10.08 | 9.27 |
| Storage | |
| 32 GB internal memory | 32 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 5.8 | 9.84 |
| Camera | |
| 20.70 MP + 5.00 MP | 16.00 MP + 13.00 MP |
| -- | f/1.80 aperture |
| -- | 0.33 inches (1/3.06") sensor |
| -- | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 7.59 | 9.35 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| -- | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| -- | Nano SIM |
| 3 | 6.7 |
| Battery Life | |
| 3000mAh Battery | 4000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| 4.96 | 5.92 |
| Other Features | |
| Bluetooth | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy A21 is just a bit better than Sony Xperia Z4 Compact, having a 76.1 score against 70. Both of these phones have Android OS (operating system), but the Galaxy A21 has 10 version while Sony Xperia Z4 Compact has Android 5.0, so it provides some nice extra features. Xperia Z4 Compact features just a little better processing power than Galaxy A21, and although they both have 8 cpu cores, the Xperia Z4 Compact also has a greater amount of RAM, an extra graphics processing unit and a 64-bits CPU.
Sony Xperia Z4 Compact counts with an incredibly better screen than Galaxy A21, because although it has a much smaller display, it also counts with a better 1920 x 1080 resolution and a lot greater amount of pixels per inch of screen. The Samsung Galaxy A21 takes much clearer pictures and videos than Sony Xperia Z4 Compact, although it has a back facing camera with a much lower 16 mega-pixels resolution.
Samsung Galaxy A21 counts with a much better memory for apps and games than Xperia Z4 Compact, and although they both have equal 32 GB internal memory, the Samsung Galaxy A21 also has a SD extension slot that holds up to 512 GB. Galaxy A21 has greater battery duration than Xperia Z4 Compact, because it has a 33 percent larger battery size.
In addition to being the best phone between the ones we are comparing, the Galaxy A21 is also by far the cheapest one.
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