Compare phones
| Global Score | |
| 64.3 | 69.8 |
| Basic Information | |
| Acer | LG |
| Android 4.4.2 | Android 8.1 Oreo |
| -- | 2019-03-20 |
| 7.26 x 3.16 x 0.33 inches | 6.02 x 2.83 x 0.33 inches |
| 5.64 ounces | 5.11 ounces |
| Black and Red | Black, Blue and Gray |
| -- | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 155.00 | $ 120.00 |
| Display / Screen | |
| 5.7 inches | 5.7 inches |
| 720 x 1280 pixels (HD) | 1440 x 720 pixels |
| IPS LCD | IPS LCD |
| 258 pixels per inch | 282 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 8.1 | 7.3 |
| Performance | |
| MediaTek MT6592 chipset | Qualcomm Snapdragon 450 SDM450 chipset |
| ARM Cortex-A7 (Octa-Core 2000 MHz) processor | ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2000 MHz) processor |
| 2 GB RAM | 2 GB RAM |
| Mali-450MP4 GPU | Adreno 506 GPU |
| 9 | 9 |
| Storage | |
| 16 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 |
| 5.72 | 11.36 |
| Camera | |
| 13.00 MP + 2.00 MP | 8.00 MP + 5.00 MP |
| f/1.80 aperture | 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 |
| 7.92 | 8.58 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA, HSUPA, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| SIM | Nano SIM, Dual SIM |
| 6.5 | 6.7 |
| Battery Life | |
| 2700mAh Battery | 3000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| 250 hours standby time 6 hours talk time | -- |
| 4.64 | 4.96 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
LG K40 is just a bit better than the Acer Liquid X1, getting a score of 69.8 against 64.3. These phones have Android operating system, but the LG K40 has a more recent 8.1 Oreo version while Acer Liquid X1 has Android 4.4.2. LG K40 is a just a little lighter device than the Acer Liquid X1, but they are equally thin.
Acer Liquid X1 features a much better screen than LG K40, although it has a little worse resolution of 1280 x 720 and a just a little worse pixels density, they both have a screen with the same size. LG K40 features a processor that's just as good as the processor in Acer Liquid X1, they have the same RAM memory amount and 8 cpu cores.
LG K40 counts with a much bigger storage for apps and games than Acer Liquid X1, and although they both have equal 16 GB internal storage, the LG K40 also has a SD card slot that admits up to 1,95 TB. LG K40 features just a bit better battery performance than Acer Liquid X1, because it has 3000mAh of battery capacity against 2700mAh.
LG K40 shoots a little bit better photos and videos than Acer Liquid X1, although it has a much worse resolution back camera, a smaller diafragm aperture which is not good for low light photography and videos and a worse 1920x1080 (Full HD) video definition.
Despite of being the best phone of the ones we compare here, the LG K40 is also by far the cheapest one.
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