Search


Compare phones

Global Score
74.375.2
Basic Information
LGLG
Android 10Android 5.0
2020-04-272015-01-05
6.50 x 3.02 x 0.33 inches5.87 x 2.96 x 0.37 inches
6.77 ounces5.36 ounces
Blue, Pink and TitaniumGray and Red
--Scratch-Resistant Glass
$ 190.00$ 185.00
Display / Screen
6.5 inches5.5 inches
1600 x 720 pixels 1080 x 1920 pixels (Full HD)
IPS LCD P-OLED
270 pixels per inch401 pixels per inch
No touch screenCapacitive, Multi-touch
7.39.1
Performance
MediaTek Helio P35 MT6765 chipsetQualcomm Snapdragon 810 MSM8994 chipset
Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor64-bit ARM Cortex-A57 (Quad-Core 2000 MHz + Quad-Core 1500 MHz) processor
3 GB RAM3 GB (800 MHz) RAM
PowerVR GE8320 GPUAdreno 430 (600 MHz) GPU
9.279.99
Storage
64 GB internal memory32 GB internal memory
microSDXC (up to 2 TB) external memory slotmicroSD, microSDHC, microSDXC (up to 128 GB) external memory slot
14.748.12
Camera
32.00 MP + 13.00 MP13.00 MP + 2.10 MP
1920 x 1080 (30 fps) (Full HD) video resolution3840 x 2160 (30 fps) (4K) video resolution
--1920 x 1080 (60 fps) (Full HD) slow motion video
8.918.58
Networks
Wi-FiWi-Fi
Mobile Hotspot--
LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPALTE (4G), HSPA+ (4G), HSDPA, UMTS, EDGE and GPRS
Nano SIM, Dual SIM--
6.76.2
Battery Life
4000mAh Battery3000mAh Battery
Non-Removable BatteryNon-Removable Battery
5.924.96
Other Features
Bluetooth 5.0 Bluetooth 4.1
GPSGPS
NFCNFC
Fingerprint ID Scanner--
Accelerometer, Compass, Gyroscope, Light Sensor and Proximity SensorAccelerometer, Compass, Light Sensor and Proximity Sensor

Comparison review

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.




Disclaimer: As an Amazon Associate I earn from qualifying purchases.