Compare phones
| Global Score | |
| 78.8 | 84.1 |
| Basic Information | |
| Sony | Samsung |
| Android 5.1 | Android 11, 10 |
| 2015-06-16 | 2020-03-23 |
| 5.69 x 2.85 x 0.34 inches | 6.26 x 2.96 x 0.35 inches |
| 5.64 ounces | 6.63 ounces |
| Black and White | Midnight blue and Raven black |
| Glass and Metal | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 249.00 | -- |
| Display / Screen | |
| 5.2 inches | 6.4 inches |
| 1440 x 2560 pixels (Quad HD / 2K) | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 565 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| Capacitive, Multi-touch | No touch screen |
| 9.7 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 810 MSM8994 chipset | Exynos 9611 chipset |
| ARM Cortex-A57 and ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 3 GB (1600 MHz) RAM | 4 GB RAM |
| Adreno 430 (600 MHz) GPU | Mali-G72 MP3 GPU |
| 9.45 | 9.27 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSD, microSDHC, microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.12 | 11.74 |
| Camera | |
| 20.70 MP + 5.00 MP | 48.00 MP + 20.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 25.00mm focal length | 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 | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (60 fps) (Full HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 10.45 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS, GSM and CDMA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 7.2 | 6.7 |
| Battery Life | |
| 3000mAh Li-Ion Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 4.96 | 7.52 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Samsung Galaxy M21 has a global score of 84.1, which is a bit better than Xperia Z4v's global score of 78.8. Both of these devices come with Android OS (Operating System), but Samsung Galaxy M21 has a newer 11 version and Xperia Z4v has Android 5.1, so it provides lots of additional features. Although Samsung Galaxy M21 is noticeably newer than the Xperia Z4v, it's a little thicker and heavier.
Sony Xperia Z4v has a sharper screen than Samsung Galaxy M21, because although it has a quite smaller screen, it also counts with a better resolution of 2560 x 1440 pixels and a better pixels density. The Galaxy M21 features a much better memory to install games and applications than Sony Xperia Z4v, because it has more internal storage and a SD memory card expansion slot that holds a maximum of 512 GB.
The Xperia Z4v features a little faster processor than Samsung Galaxy M21, because although it has a lower amount of RAM memory, and they both have the same number of cores, the Xperia Z4v also counts with an additional graphics processor. Galaxy M21 captures much clearer photographs and videos than Xperia Z4v, and although they both have a same size camera aperture, the same video frame rates and the same 3840x2160 (4K) video definition, the Galaxy M21 also has a back facing camera with lot more mega-pixels and a bigger back camera sensor taking better quality videos and photographs.
The Galaxy M21 features a much longer battery performance than Sony Xperia Z4v, because it has a 100 percent more battery size.
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