| Global Score | |
| 70.8 | 69.8 |
| Basic Information | |
| Samsung | LG |
| Android 4.0.4 | Android 8.1 Oreo |
| -- | 2019-03-20 |
| 5.39 x 2.80 x 0.34 inches | 6.02 x 2.83 x 0.33 inches |
| 4.70 ounces | 5.11 ounces |
| Blue and White | Black, Blue and Gray |
| Polycarbonate | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 125.00 | $ 120.00 |
| Display / Screen | |
| 4.8 inches | 5.7 inches |
| 720 x 1280 pixels (HD) | 1440 x 720 pixels |
| Super AMOLED | IPS LCD |
| 306 pixels per inch | 282 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 8.2 | 7.3 |
| Performance | |
| Qualcomm Snapdragon S4 MSM8960A chipset | Qualcomm Snapdragon 450 SDM450 chipset |
| Krait (Dual-Core 1500 MHz) processor | ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2000 MHz) processor |
| 2 GB (500 MHz) RAM | 2 GB RAM |
| Adreno 225 (400 MHz) GPU | Adreno 506 GPU |
| 8.46 | 9 |
| Storage | |
| 16 GB internal memory | 16 GB internal memory |
| microSD, microSDHC, microSDXC (up to 64 GB) external memory slot | microSDXC (up to 1,95 TB) external memory slot |
| 6.16 | 11.36 |
| Camera | |
| 8.00 MP + 1.90 MP | 8.00 MP + 5.00 MP |
| f/2.60 aperture | f/2.00 aperture |
| 0.33 inches (1/3") sensor | 0.33 inches (1/3") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 8.47 | 8.58 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), EV-DO A and CDMA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM, Dual SIM |
| 5.6 | 6.7 |
| Battery Life | |
| 2100mAh Li-Ion Battery | 3000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 200 hours standby time 15 hours talk time | -- |
| 4 | 4.96 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Galaxy S III MetroPCS is just a bit better than the LG K40, with a 70.8 score against 69.8. Both phones in our current comparison come with Android OS, but the Galaxy S III MetroPCS has the older 4.0.4 version and LG K40 has Android 8.1 Oreo version. Galaxy S III MetroPCS is a just a little thicker but a bit lighter phone than the LG K40.
The LG K40 features just a little better processing power than Galaxy S III MetroPCS, because although it has doesn't have a GPU, and they both have 2 GB of RAM, the LG K40 also counts with 6 more processing cores. Samsung Galaxy S III MetroPCS features a better looking screen than LG K40, because although it has a little bit smaller display and a quite lower 1280 x 720 pixels resolution, it also counts with a just a bit more pixels per inch in the screen.
The LG K40 features a lot bigger storage capacity to install applications and games than Samsung Galaxy S III MetroPCS, and although they both have exactly the same 16 GB internal memory capacity, the LG K40 also has a SD card slot that holds a maximum of 1,95 TB. The LG K40 has a very superior battery performance than Samsung Galaxy S III MetroPCS, because it has a 3000mAh battery capacity.
LG K40 has a bit better camera than Samsung Galaxy S III MetroPCS, and although they both have the same (Full HD) video quality, a back camera with an 8 megapixels, a same size back-facing camera sensor and the same video frame rates, the LG K40 also has a way bigger camera aperture.
The Samsung Galaxy S III MetroPCS costs a bit more money than the LG K40, but you can get a better phone for that few extra dollars.
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