Multiple Cores help you multi-task better. Each core come with an Independent CPU. Also, multi core processors use power more efficiently and play an important role in increasing battery life.
Graphics: Adreno 330
GPU or Graphics Processing Units are dedicated processors assigned with a task of rendering computer graphics. Faster GPUs give better graphics experience while playing games or doing graphic intensive tasks.
Display type: IPS-LCD
LCD[Liquid Crystal Display] is the most commonly used in mobile phones. It has low power consumption and gives good image quality.IPS [In plane switching] helps overcome one of the drawbacks of LCD, It allows for wider viewing angles without compromising on saturation.
Wireless: Wi-Fi Direct
WiFi Direct is a peer to peer technology allowing two devices to connect to each other without the need of an external wireless access point. Also, only one of the devices needs to have the WiFi direct feature. You can share files or internet connection using this feature.
Wireless: Wi-Fi Hotspot
This feature allows you to use your device as a Wi-Fi hotspot. Share your internet with other devices by allowing them to connect to your device over Wi-Fi network.
Android is an Open Source Mobile Operating System by Google for touchscreen devices. Each OEM (Original Equipment Manufacturer, e.g.: Samsung, LG, HTC) can use Android for free and tweak it for their device. There are more than 8 versions till date, latest one being Android Kit-Kat. This phones runs on Android 4.2.2 Jelly Bean.
The 4th Generation in wireless network technology is known for its ultra high speed data transfer speeds. Some of the technologies that fall under 4th gen network category are LTE, Mobile WiMAX etc. Transfer speeds allow you to stream Full HD videos and use other such features that require high download speeds. The network is not that popular in India yet. Though only the very latest products ship with this feature, the technology is slowly becoming popular.
SIM: Micro SIM
SIM or Subscriber Identity Module is used to identify and authenticate a device over a network. They also come with small storage space allowing you to store small number of Contacts and messages. Micro SIM is smaller than Mini SIM. Dimensions: 15 mm by 12 mm.
A-GPS or Assisted GPS use an assistive server (over the data network or Wi-Fi) to decrease the startup time of a traditional GPS device. Traditional GPS device take around 30 to 40 seconds to detect the location.
NFC or Near Field Communication is used for radio communication with other devices. The essence of NFC is short-range wireless communication that is both safe and effective. The maximum distance is about 20cms, which ensures that no unauthorized communication takes place. It scores over various shortcomings of Bluetooth such as high power consumption and security concerns. This form of communications also works when one of the devices is not powered.
Camera flash: LED
LED flash uses LED light as a flash source to capture photographs in low light conditions. They consume low power as compared to traditional xenon flash and are suitable for phones.
Video Recording: 1080p
1080p is a Full High definition standard for recording video. You can record videos at 1920 by 1080 pixels resolution and later view them on Full HD TVs for a better viewing experience.
Video Recording: 60 Frames per second(fps)
FPS or Frames per second refer to the rate at which videos are recorded. A high FPS rating will allow you to record fast moving subjects properly.
Front Camera: 2.1 MP
Also knows as secondary camera. It is used for making Video Calls, allowing you to look at the screen while doing so. They are usually of lower resolution than the primary camera.
Camera feature: Autofocus
Autofocus camera allows you to focus a particular area (distance) and blur everything except the subject. Some phones offer touch to focus, helping you focus at the subject just by touching the area you want to focus.
Camera feature: HDR
HDR or High Dynamic Range allows you to capture more vibrant photos by increasing the dynamic range between the dark and bright areas in a photo. The phone captures multiple photos at different exposure levels and merges them to achieve the effect.
LG G2 Specifications
LG G2 is a 5.2-inch phablet which runs on Android 4.2.2 Jelly Bean OS. It is powered by a Quad-core 2.26 GHz processor and 2 GB RAM. The device comes with 13 MP back camera with optical image stabilization, HDR and it also includes a 2.1 MP Full HD front camera
Overall, the G2 is one of the best smartphone efforts from LG. With some of the unique features like double tap on screen to wake/sleep the device, IR blaster that makes your device an universal remote control, power button on the back, it makes the device stand out in the crowd. Currently only the Lumia 1020 and Xperia Z1 have better cameras than the G2. Moreover, if you can live with overly done UI & plastic build and prefer a phone with powerful processor & great battery life over exceptional build quality and great UI then the LG G2 is the device to for you.