Compare phones
| Global Score | |
| 55.4 | 69.8 |
| Basic Information | |
| LG | LG |
| Android 4.1.2, 4.0 | Android 8.1 Oreo |
| 2012-10-08 | 2019-03-20 |
| 5.03 x 2.63 x 0.36 inches | 6.02 x 2.83 x 0.33 inches |
| 4.20 ounces | 5.11 ounces |
| -- | Black, Blue and Gray |
| -- | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 120.00 | $ 120.00 |
| Display / Screen | |
| 4.5 inches | 5.7 inches |
| 540 x 960 pixels | 1440 x 720 pixels |
| IPS LCD | IPS LCD |
| 245 pixels per inch | 282 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 7.2 | 7.3 |
| Performance | |
| TI OMAP4430 chipset | Qualcomm Snapdragon 450 SDM450 chipset |
| ARM Cortex-A9 (Dual-Core 1000 MHz) processor | ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2000 MHz) processor |
| 1 GB RAM | 2 GB RAM |
| PowerVR SGX540 (200 MHz) GPU | Adreno 506 GPU |
| 7.74 | 9 |
| Storage | |
| 4 GB internal memory | 16 GB internal memory |
| microSD, microSDHC (up to 32 GB) external memory slot | microSDXC (up to 1,95 TB) external memory slot |
| 3.82 | 11.36 |
| Camera | |
| 5.00 MP + 0.30 MP | 8.00 MP + 5.00 MP |
| -- | f/2.00 aperture |
| -- | 0.33 inches (1/3") sensor |
| 1920 x 1080 (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 5.94 | 8.58 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| HSPA, UMTS, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| SIM | Nano SIM, Dual SIM |
| 4 | 6.7 |
| Battery Life | |
| 2150mAh Battery | 3000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| 672 hours standby time 5 hours talk time | -- |
| 4.08 | 4.96 |
| Other Features | |
| Bluetooth 3.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer and Proximity Sensor | Accelerometer, Compass, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
LG K40 has a score of 69.8, which is a lot better than LG Optimus L9 T-Mobile's 55.4 general score. Even though the LG K40 is heavier than LG Optimus L9 T-Mobile, it's a little bit thinner and also way newer. These phones come with Android OS (operating system), but LG K40 has 8.1 Oreo version and LG Optimus L9 T-Mobile has Android 4.1.2 version, so it provides you a couple nice extra features and performance optimizations.
LG K40 features a superior processing power than LG Optimus L9 T-Mobile, because although it has doesn't have an additional graphics processor, it also counts with 6 more cores and 1 GB more RAM. LG K40 has a bit sharper screen than LG Optimus L9 T-Mobile, because it has a little bit better pixel amount per screen inch, a lot higher resolution of 720 x 1440px and a bigger display.
The LG K40 takes greater photos and videos than LG Optimus L9 T-Mobile, and although they both have the same video frame rates and the same (Full HD) video definition, the LG K40 also has a camera in the back with a much higher 8 MP resolution. LG K40 features a much bigger memory capacity for applications, games, photos and videos than LG Optimus L9 T-Mobile, because it has a slot for external memory cards that admits up to 1,95 TB and 12 GB more internal memory.
LG K40 features a really longer battery life than LG Optimus L9 T-Mobile, because it has a 3000mAh battery size instead of 2150mAh.
LG K40 costs exactly the same than LG Optimus L9 T-Mobile.
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