Compare phones
| Global Score | |
| 64.9 | 69.8 |
| Basic Information | |
| LG | LG |
| Android 9.0 Pie | Android 8.1 Oreo |
| 2019-09-20 | 2019-03-20 |
| 5.78 x 2.81 x 0.32 inches | 6.02 x 2.83 x 0.33 inches |
| 5.18 ounces | 5.11 ounces |
| Gray | Black, Blue and Gray |
| Plastic | Plastic |
| -- | Scratch-Resistant Glass |
| $ 120.00 | $ 120.00 |
| Display / Screen | |
| 5.5 inches | 5.7 inches |
| 1440 x 720 pixels | 1440 x 720 pixels |
| -- | IPS LCD |
| 293 pixels per inch | 282 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 7.3 |
| Performance | |
| Qualcomm 425 MSM8917 chipset | Qualcomm Snapdragon 450 SDM450 chipset |
| ARM Cortex-A53, 64-bit, 28 nm (Quad-Core 1400 MHz) processor | ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2000 MHz) processor |
| 2 GB RAM | 2 GB RAM |
| Adreno 308 GPU | Adreno 506 GPU |
| 8.28 | 9 |
| Storage | |
| 32 GB internal memory | 16 GB internal memory |
| microSDXC (up to 32 GB) external memory slot | microSDXC (up to 1,95 TB) external memory slot |
| 7.12 | 11.36 |
| Camera | |
| 8.00 MP + 5.00 MP | 8.00 MP + 5.00 MP |
| -- | f/2.00 aperture |
| -- | 0.33 inches (1/3") sensor |
| 1920 x 1080 (15 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (30 fps) (HD) slow motion video | -- |
| 7.37 | 8.58 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 3000mAh Li - Ion Battery | 3000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.96 | 4.96 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
LG K40 is slightly better than the LG Arena 2, getting a score of 69.8 against 64.9. The LG K40 construction is just a little bit thicker but just a bit lighter than LG Arena 2, and both were released only 6 months apart. Both of these phones use Android OS, but the LG K40 has the older 8.1 Oreo version while LG Arena 2 has Android 9.0 Pie version.
The LG K40 counts with a little bit better hardware performance than LG Arena 2, and although they both have 2 GB of RAM memory, the LG K40 also has more CPU cores. The LG K40 has a little sharper screen than LG Arena 2, because although it has a just a bit lower pixel density, and they both have the same resolution of 720 x 1440 pixels, the LG K40 also counts with a quite larger screen.
LG K40 features a very superior memory for applications and games than LG Arena 2, because although it has just 16 GB internal storage, it also counts with a slot for external memory cards that admits up to 1,95 TB. LG K40 features a superior camera than LG Arena 2, and although they both have a same resolution back facing camera and the same (Full HD) video definition, the LG K40 also has higher 30 frames per second video frame rate.
The LG K40 counts with a battery life that is very similar to LG Arena 2's battery performance.
LG K40 costs the same than the LG Arena 2, making it easy to pick between these phones.
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