Compare phones
| Global Score | |
| 84.1 | 77.6 |
| Basic Information | |
| Samsung | Sony |
| Android 11, 10 | Android 5.1 |
| 2020-03-23 | 2015-09-02 |
| 6.26 x 2.96 x 0.35 inches | 5.75 x 2.83 x 0.29 inches |
| 6.63 ounces | 5.43 ounces |
| Midnight blue and Raven black | Black, Gold, Green and White |
| Plastic and Plastic | Glass and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 409.00 |
| Display / Screen | |
| 6.4 inches | 5.2 inches |
| 2340 x 1080 pixels | 1080 x 1920 pixels (Full HD) |
| Super AMOLED | IPS LCD |
| 403 pixels per inch | 424 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | Capacitive, Multi-touch |
| 8.4 | 9.1 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 810 MSM8994 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A57 and ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 3 GB (1600 MHz) RAM |
| Mali-G72 MP3 GPU | Adreno 430 (450 MHz) GPU |
| 9.27 | 9.36 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSD, microSDHC, microSDXC (up to 200 GB) external memory slot |
| 11.74 | 8.56 |
| Camera | |
| 48.00 MP + 20.00 MP | 23.00 MP + 5.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | 24.00mm focal length |
| 0.5 inches (1/2") sensor | 0.43 inches (1/2.3") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (60 fps) (HD) slow motion video |
| 11.55 | 10.56 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 7.1 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 2900mAh Li-Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | 520 hours standby time 13.2 hours talk time |
| 7.52 | 4.88 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.1 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | -- |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy M21 is just a bit better than Sony Xperia Z5, having a global score of 84.1 against 77.6. Both phones in this comparison review use Android operating system, but the Galaxy M21 has a newer 11 version while Sony Xperia Z5 has Android 5.1 version, offering a couple nice extra features and performance improvements. The Galaxy M21 is a noticeably newer device than Sony Xperia Z5, although it is somewhat heavier and thicker.
The Xperia Z5 has a little better performance than Galaxy M21, because although it has 1 GB less RAM memory, and they both have 8 cores, the Xperia Z5 also counts with a graphics processor. Xperia Z5 has a bit sharper screen than Samsung Galaxy M21, because although it has a bit lower 1920 x 1080 resolution and a little smaller screen, it also counts with a just a bit greater screen pixels density.
Samsung Galaxy M21 features just a bit better camera than Xperia Z5, because although it has a tinier aperture, and they both have the same 3840x2160 (4K) video quality and the same 30 frames per second video frame rate, the Samsung Galaxy M21 also counts with a much more mega-pixels back camera and a larger back-facing camera sensor providing a higher image quality.
Samsung Galaxy M21 has a much greater storage capacity for games and applications than Sony Xperia Z5, because it has 64 GB internal storage capacity and a SD memory card expansion slot that admits up to 512 GB. Galaxy M21 features a way better battery life than Xperia Z5, because it has 6000mAh of battery capacity.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.