Compare phones
| Global Score | |
| 75.6 | 84.1 |
| Basic Information | |
| LG | Samsung |
| Android 9.0 Pie | Android 11, 10 |
| 2017-03-10 | 2020-03-23 |
| 5.86 x 2.83 x 0.31 inches | 6.26 x 2.96 x 0.35 inches |
| 5.75 ounces | 6.63 ounces |
| Black and Silver | Midnight blue and Raven black |
| Aluminum and Glass (Corning Gorilla Glass 3) | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 163.00 | -- |
| Display / Screen | |
| 5.7 inches | 6.4 inches |
| 2880 x 1440 pixels | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 565 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.8 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 821 MSM8996 Pro chipset | Exynos 9611 chipset |
| Kryo, 64-bit, 14 nm (Quad-Core 2350 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 | |
| 13.00 MP + 5.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 29.00mm focal length | 26.00mm focal length |
| 0.33 inches (1/3.06") 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 |
| 9.68 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.3 | 6.7 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 7.52 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, 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 the LG G6, getting a score of 84.1 against 75.6. Both phones in our current comparison include Android OS (Operating System), but Samsung Galaxy M21 has the previous 11 version and LG G6 has Android 9.0 Pie version. Even though Samsung Galaxy M21 is newer than the LG G6, it's somewhat thicker and somewhat heavier.
The LG G6 has just a bit better looking display than Galaxy M21, because although it has a little smaller display, it also counts with a better screen pixels density and a better 1440 x 2880 resolution. The LG G6 counts with a bit bigger storage capacity for games and applications than Galaxy M21, because although it has only 32 GB internal storage capacity, it also counts with a slot for an external memory card that supports a maximum of 1,95 TB.
The Galaxy M21 counts with a little better processing power than LG G6, and although they both have the same RAM amount, the Galaxy M21 also has a higher number of cores (but slower). The Galaxy M21 counts with a very superior battery lifetime than LG G6, because it has a 6000mAh battery capacity. The Galaxy M21 features a better camera than LG G6, because although it has a tinier aperture, and they both have the same video frame rates and the same (4K) video definition, the Galaxy M21 also counts with a way bigger sensor providing a way higher image quality and a way higher 48 mega-pixels resolution back facing camera.
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