Compare phones
| Global Score | |
| 67.9 | 71.1 |
| Basic Information | |
| Alcatel | LG |
| -- | Android 10 |
| 2017-10-27 | 2020-05-06 |
| 5.83 x 2.83 x 0.30 inches | 6.57 x 3.07 x 0.33 inches |
| 5.19 ounces | 7.17 ounces |
| Gray | Titan gray |
| Aluminum | -- |
| Scratch-Resistant Glass | -- |
| $ 190.00 | $ 174.00 |
| Display / Screen | |
| 5.2 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 1560 x 720 pixels |
| IPS LCD | IPS LCD |
| 424 pixels per inch | 264 pixels per inch |
| No touch screen | No touch screen |
| 8.2 | 7.2 |
| Performance | |
| MediaTek Helio P20 MT6757 chipset | MediaTek Helio P22 MT6762 chipset |
| ARM Cortex-A53, 64-bit, 16 nm (Octa-Core 2300 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 2 GB RAM | 3 GB RAM |
| Mali-T880 MP2 GPU | IMG PowerVR GE8320 GPU |
| 9.18 | 9.09 |
| Storage | |
| 32 GB internal memory | 32 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 1,95 TB) external memory slot |
| 8.88 | 12.76 |
| Camera | |
| 12.00 MP + 8.00 MP | 13.00 MP + 13.00 MP |
| f/2.00 aperture | f/1.80 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 (Full HD) video resolution |
| 9.02 | 8.14 |
| 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 |
| 6.6 | 6.7 |
| Battery Life | |
| 2850mAh Li - Ion Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.8 | 5.92 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
LG K51 is a bit better than Alcatel IDOL 5, with a 71.1 score against 67.9. The LG K51 is a noticeably newer cellphone than the Alcatel IDOL 5, although it is heavier and just a bit thicker. Alcatel IDOL 5 has a bit better CPU than LG K51, although it has a lower amount of RAM, they both have a Octa-Core CPU.
The Alcatel IDOL 5 counts with a more vivid screen than LG K51, because although it has a much smaller display, it also counts with a higher resolution of 1080 x 1920px and a lot better screen pixels density. The Alcatel IDOL 5 captures much better videos and photos than LG K51, although it has a camera in the back with less MP resolution, a tinier aperture and a lower 1920x1080 video resolution, they both have a same size back-facing camera sensor.
The LG K51 has a superior memory capacity to install applications and games or saving photos and videos than Alcatel IDOL 5, and although they both have the same internal memory, the LG K51 also has a SD memory slot that allows a maximum of 1,95 TB. The LG K51 has a really longer battery duration than Alcatel IDOL 5, because it has a 4000mAh battery capacity.
Despite of being the best phone in this comparison, LG K51 is also cheaper than the Alcatel IDOL 5, making it a simple decision.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.