Compare phones
| Global Score | |
| 76.1 | 84.1 |
| Basic Information | |
| LG | Samsung |
| Android 8.0 Oreo, 7.0 Nougat, 6.0 Marshmallow | Android 11, 10 |
| 2016-03-31 | 2020-03-23 |
| 5.88 x 2.91 x 0.29 inches | 6.26 x 2.96 x 0.35 inches |
| 5.61 ounces | 6.63 ounces |
| 16 777 216 | Midnight blue and Raven black |
| Metal | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| $ 499.00 | -- |
| Display / Screen | |
| 5.3 inches | 6.4 inches |
| 2560 x 1440 pixels (Quad HD / 2K) | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 554 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.7 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 820 8996 chipset | Exynos 9611 chipset |
| Kryo, 64-bit, 14 nm (Quad-Core 2200 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 530 GPU | Mali-G72 MP3 GPU |
| 9 | 9.27 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 12.76 | 11.74 |
| Camera | |
| 16.00 MP + 8.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.38 inches (1/2.6") 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 |
| 10.01 | 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 | |
| 2800mAh Li - Ion Battery | 6000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| 4.8 | 7.52 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Samsung Galaxy M21 is better than LG G5, having an 84.1 score against 76.1. Both devices in this review include Android OS, but the Samsung Galaxy M21 has 11 version while LG G5 has Android 8.0 Oreo. The Samsung Galaxy M21 construction is newer than LG G5's, but it's heavier and thicker. LG G5 features a little more vivid screen than Galaxy M21, because although it has a little smaller display, it also counts with a higher pixel density and a higher 1440 x 2560 resolution.
Samsung Galaxy M21 features just a little better performance than LG G5, and although they both have a 4 GB RAM, the Samsung Galaxy M21 also has a higher number of faster cores. The LG G5 features a slightly bigger storage capacity to store more apps and games than Samsung Galaxy M21, because although it has just 32 GB internal memory capacity, it also counts with an external memory card slot that allows a maximum of 1,95 TB.
Galaxy M21 shoots better photographs and videos than LG G5, because although it has a tinier aperture which is worse for low light photos and video, and they both have the same video frame rates and the same (4K) video quality, the Galaxy M21 also counts with a lot better resolution camera in the back and a much bigger camera sensor taking more light and vivid colors.
Samsung Galaxy M21 counts with a very superior battery performance than LG G5, because it has a 6000mAh battery size.
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