Global Score | |
74.3 | 75.2 |
Basic Information | |
LG | LG |
Android 10 | Android 5.0 |
2020-04-27 | 2015-01-05 |
6.50 x 3.02 x 0.33 inches | 5.87 x 2.96 x 0.37 inches |
6.77 ounces | 5.36 ounces |
Blue, Pink and Titanium | Gray and Red |
-- | Scratch-Resistant Glass |
$ 190.00 | $ 185.00 |
Display / Screen | |
6.5 inches | 5.5 inches |
1600 x 720 pixels | 1080 x 1920 pixels (Full HD) |
IPS LCD | P-OLED |
270 pixels per inch | 401 pixels per inch |
No touch screen | Capacitive, Multi-touch |
7.3 | 9.1 |
Performance | |
MediaTek Helio P35 MT6765 chipset | Qualcomm Snapdragon 810 MSM8994 chipset |
Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | 64-bit ARM Cortex-A57 (Quad-Core 2000 MHz + Quad-Core 1500 MHz) processor |
3 GB RAM | 3 GB (800 MHz) RAM |
PowerVR GE8320 GPU | Adreno 430 (600 MHz) GPU |
9.27 | 9.99 |
Storage | |
64 GB internal memory | 32 GB internal memory |
microSDXC (up to 2 TB) external memory slot | microSD, microSDHC, microSDXC (up to 128 GB) external memory slot |
14.74 | 8.12 |
Camera | |
32.00 MP + 13.00 MP | 13.00 MP + 2.10 MP |
1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
-- | 1920 x 1080 (60 fps) (Full HD) slow motion video |
8.91 | 8.58 |
Networks | |
Wi-Fi | Wi-Fi |
Mobile Hotspot | -- |
LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G), HSPA+ (4G), HSDPA, UMTS, EDGE and GPRS |
Nano SIM, Dual SIM | -- |
6.7 | 6.2 |
Battery Life | |
4000mAh Battery | 3000mAh Battery |
Non-Removable Battery | Non-Removable Battery |
5.92 | 4.96 |
Other Features | |
Bluetooth 5.0 | Bluetooth 4.1 |
GPS | GPS |
NFC | NFC |
Fingerprint ID Scanner | -- |
Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Light Sensor and Proximity Sensor |
LG G Flex 2 is slightly better than the LG K51S, with a general score of 75.2 against 74.3. These devices include Android OS (Operating System), but the LG G Flex 2 has 5.0 version while LG K51S has Android 10. The LG G Flex 2 body is extremely lighter than LG K51S, but it is thicker and was released many years before.
LG G Flex 2 has a bit better processor than LG K51S, and although they both have a Octa-Core processing unit and a 3 GB RAM, the LG G Flex 2 also has a 64-bits processing unit and an additional graphics processing unit. The LG G Flex 2 features a way better screen than LG K51S, because although it has a quite smaller display, it also counts with a better pixels count per screen inch and a better resolution of 1920 x 1080px.
LG K51S captures clearer photographs and videos than LG G Flex 2, and although they both have the same 1920x1080 (Full HD) video definition and the same 30 frames per second video frame rate, the LG K51S also has a much more mega pixels back camera. LG K51S has a much better memory for applications, games, photos and videos than LG G Flex 2, because it has 64 GB internal memory capacity and an external memory card slot that allows up to 2 TB.
LG K51S counts with improved battery lifetime than LG G Flex 2, because it has a 4000mAh battery capacity against 3000mAh.
Despite of being the best phone in our comparison, the LG G Flex 2 is also cheaper than the other phone.
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