| Global Score | |
| 76.4 | 78.9 |
| Basic Information | |
| LG | Samsung |
| Android 5.0, 4.4.2 | Android 10, 9.0 Pie, 8.1 Oreo |
| 2014-05-27 | 2019-02-05 |
| 5.76 x 2.94 x 0.35 inches | 6.16 x 2.93 x 0.35 inches |
| 5.26 ounces | 6.56 ounces |
| Black, Gold, Pink, Purple and White | Charcoal black and Ocean blue |
| -- | Plastic and Plastic |
| $ 155.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.3 inches |
| 1440 x 2560 pixels (Quad HD / 2K) | 2340 x 1080 pixels |
| IPS LCD | IPS LCD |
| 534 pixels per inch | 409 pixels per inch |
| 450 cd/m2 brightness | -- |
| Capacitive, Multi-touch | No touch screen |
| 10 | 8 |
| Performance | |
| Qualcomm Snapdragon 801 8974-AC chipset | Samsung Exynos 7 Octa 7904 chipset |
| Krait 400 (Quad-Core 2500 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 3 GB (800 MHz) RAM | 4 GB RAM |
| Adreno 330 (450 MHz) GPU | Mali-G71 MP2 GPU |
| 9.45 | 8.91 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSD, microSDHC, microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.12 | 11.74 |
| Camera | |
| 13.00 MP + 2.10 MP | 13.00 MP + 8.00 MP |
| f/2.40 aperture | f/1.90 aperture |
| -- | 12.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.32 inches (1/3.1") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 9.46 | 9.02 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM, Dual SIM |
| 7 | 6.7 |
| Battery Life | |
| 3000mAh Li-Ion Battery | 5000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 548 hours standby time 19 hours talk time | -- |
| 4.96 | 6.8 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope and Proximity Sensor |
| FM Radio | FM Radio |
The Galaxy M20 has an overall score of 78.9, which is a bit better than the LG G3's 76.4 score. These devices work with Android operating system, but Galaxy M20 has a more recent 10 version and LG G3 has Android 5.0 version, giving some extra features and some performance improvements. The Galaxy M20 design has the same thickness than the LG G3, but it's somewhat heavier.
LG G3 features a bit better hardware performance than Galaxy M20, because although it has 4 lesser CPU cores and a smaller amount of RAM, it also counts with an extra graphics processing unit. LG G3 counts with a way better looking display than Samsung Galaxy M20, because although it has a quite smaller display, it also counts with a higher resolution of 2560 x 1440 pixels and a higher display pixels density.
The Galaxy M20 has a lot bigger memory capacity to install games and applications than LG G3, because it has 64 GB internal storage capacity and a SD memory slot that supports up to 512 GB. The Samsung Galaxy M20 features a very superior battery lifetime than LG G3, because it has a 5000mAh battery size.
LG G3 takes a bit better videos and photos than Galaxy M20, because although it has a much smaller diafragm aperture, and they both have a same resolution camera, the LG G3 also counts with a larger back-facing camera sensor which gives a better photo and video quality and a way higher 3840x2160 (4K) video quality.
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