Compare phones
| Global Score | |
| 77.7 | 84.1 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 8.1 Oreo | Android 11, 10 |
| -- | 2020-03-23 |
| 6.16 x 2.98 x 0.30 inches | 6.26 x 2.96 x 0.35 inches |
| 5.96 ounces | 6.63 ounces |
| 16 777 216 | Midnight blue and Raven black |
| Aluminum and Glass | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.3 inches | 6.4 inches |
| 2280 x 1080 pixels | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 400 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 660 SDM660 chipset | Exynos 9611 chipset |
| Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 512 GPU | Mali-G72 MP3 GPU |
| 9.27 | 9.27 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 11.74 |
| Camera | |
| 12.00 MP + 24.00 MP | 48.00 MP + 20.00 MP |
| f/1.90 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| 0.39 inches (1/2.55") 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 (120 fps) (Full HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.9 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3350mAh Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.36 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy M21 is a little bit better than Xiaomi Mi 8 Lite, with an 84.1 score against 77.7. Both of these phones have Android OS (Operating System), but Galaxy M21 has an older 11 version and Xiaomi Mi 8 Lite has Android 8.1 Oreo. Galaxy M21 is a somewhat thicker and heavier cellphone than Xiaomi Mi 8 Lite.
The Galaxy M21 features a little more vivid screen than Xiaomi Mi 8 Lite, because it has a quite larger display, a bit higher resolution of 1080 x 2340px and a little bit more pixels per screen inch. Samsung Galaxy M21 and Xiaomi Mi 8 Lite both have very similar processing units, and although the Samsung Galaxy M21 has a lower amount of RAM memory, they both have 8 processing cores.
Galaxy M21 counts with a better storage capacity to store more games and applications than Xiaomi Mi 8 Lite, because although it has 0 less internal storage capacity, it also counts with a slot for an external memory card that supports a maximum of 512 GB. Samsung Galaxy M21 shoots better photos and videos than Xiaomi Mi 8 Lite, because although it has a smaller aperture, and they both have the same 3840x2160 (4K) video quality and the same video frame rate, the Samsung Galaxy M21 also counts with a lot bigger sensor and a way more mega-pixels back camera.
The Galaxy M21 counts with a much better battery lifetime than Xiaomi Mi 8 Lite, because it has a 6000mAh battery size.
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