Compare phones
| Global Score | |
| 69.8 | 73.1 |
| Basic Information | |
| LG | Samsung |
| Android 8.1 Oreo | Android 9.0 Pie, 8.0 Oreo |
| 2019-03-20 | 2018-07-13 |
| 6.02 x 2.83 x 0.33 inches | 6.03 x 3.00 x 0.34 inches |
| 5.11 ounces | 6.38 ounces |
| Black, Blue and Gray | Blue |
| Plastic | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 120.00 | $ 107.00 |
| Display / Screen | |
| 5.7 inches | 5.5 inches |
| 1440 x 720 pixels | 1280 x 720 pixels (HD) |
| IPS LCD | TFT |
| 282 pixels per inch | 267 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 7.1 |
| Performance | |
| Qualcomm Snapdragon 450 SDM450 chipset | Samsung Exynos 7 Octa 7870 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2000 MHz) processor | ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor |
| 2 GB RAM | 2 GB RAM |
| Adreno 506 GPU | Mali-T830 MP1 GPU |
| 9 | 8.73 |
| Storage | |
| 16 GB internal memory | 32 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | microSDXC (up to 400 GB) external memory slot |
| 11.36 | 9.44 |
| Camera | |
| 8.00 MP + 5.00 MP | 13.00 MP + 13.00 MP |
| f/2.00 aperture | f/1.70 aperture |
| -- | 28.00mm focal length |
| 0.33 inches (1/3") sensor | 0.33 inches (1/3.06") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 8.58 | 9.13 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 6.6 |
| Battery Life | |
| 3000mAh Li - Polymer Battery | 3300mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.96 | 5.28 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | -- |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Samsung Galaxy J7 Star is a little bit better than LG K40, with a 73.1 score against 69.8. These phones include Android OS (Operating System), but the Samsung Galaxy J7 Star has a newer 9.0 Pie version while LG K40 has Android 8.1 Oreo, so it provides the user some nice extra features. Despite being the best device in this comparison, we must highlight that it's also a somewhat heavier and a bit thicker device.
The LG K40 has just a little better hardware performance than Samsung Galaxy J7 Star. Both of them have a 2 GB RAM and the same number of cores. The LG K40 has a slightly better screen than Galaxy J7 Star, because it has a little higher 720 x 1440 resolution, a little bit greater display density and a bit larger screen.
LG K40 counts with much more memory to install games and applications than Galaxy J7 Star, because although it has only 16 GB internal storage capacity, it also counts with a SD card slot that admits a maximum of 1,95 TB. Galaxy J7 Star features just a bit better battery duration than LG K40, because it has a 3300mAh battery size against 3000mAh.
Galaxy J7 Star has just a bit better camera than LG K40, because although it has a smaller camera sensor, and they both have the same (Full HD) video resolution and the same video frame rates, the Galaxy J7 Star also counts with a much more MP back camera and a bigger aperture for better photos and videos in low light environments.
The Samsung Galaxy J7 Star is not only the best phones between the ones we are comparing, but it's also cheap compared to the other phone.
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