Compare phones
| Global Score | |
| 84.1 | 76.1 |
| Basic Information | |
| Samsung | LG |
| Android 11, 10 | Android 8.0 Oreo, 7.0 Nougat, 6.0 Marshmallow |
| 2020-03-23 | 2016-03-31 |
| 6.26 x 2.96 x 0.35 inches | 5.88 x 2.91 x 0.29 inches |
| 6.63 ounces | 5.61 ounces |
| Midnight blue and Raven black | 16 777 216 |
| Plastic and Plastic | Metal |
| Scratch-Resistant Glass | -- |
| -- | $ 499.00 |
| Display / Screen | |
| 6.4 inches | 5.3 inches |
| 2340 x 1080 pixels | 2560 x 1440 pixels (Quad HD / 2K) |
| Super AMOLED | IPS LCD |
| 403 pixels per inch | 554 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.7 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 820 8996 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo, 64-bit, 14 nm (Quad-Core 2200 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G72 MP3 GPU | Adreno 530 GPU |
| 9.27 | 9 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1,95 TB) external memory slot |
| 11.74 | 12.76 |
| Camera | |
| 48.00 MP + 20.00 MP | 16.00 MP + 8.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.38 inches (1/2.6") 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 | 1920 x 1080 (60 fps) (Full HD) slow motion video |
| 11.55 | 10.01 |
| 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, Dual SIM | Nano SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 2800mAh Li - Ion Battery |
| Non-Removable Battery | Removable Battery |
| 7.52 | 4.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| -- | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Galaxy M21 has a general score of 84.1, which is much better than the LG G5's 76.1 general score. The Galaxy M21 design is notably newer than the LG G5's, but it is somewhat thicker and somewhat heavier. These phones have Android operating system, but Galaxy M21 has an older 11 version and LG G5 has Android 8.0 Oreo version.
The Samsung Galaxy M21 has a bit better processing unit than LG G5, and although they both have 4 GB of RAM memory, the Samsung Galaxy M21 also has a larger number of cores. The LG G5 has a little sharper display than Galaxy M21, because although it has a little smaller screen, it also counts with more pixels per inch in the display and a better 1440 x 2560 resolution.
LG G5 counts with a bit bigger storage to install applications and games or saving photos and videos than Galaxy M21, because although it has just 32 GB internal storage capacity, it also counts with an external SD slot that allows up to 1,95 TB. The Galaxy M21 shoots much clearer pictures and videos than LG G5, because although it has a tinier diafragm aperture which is not favorable for shooting images and/or video in low-light situations, and they both have the same (4K) video definition and the same video frame rate, the Galaxy M21 also counts with a lot larger back camera sensor providing a much better image quality and a camera in the back with a way better resolution.
Samsung Galaxy M21 counts with a really longer battery lifetime than LG G5, because it has a 6000mAh battery size instead of 2800mAh.
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