Which smartphone is the best purchase? The Nokia Lumia 1520, the LG G Flex, or the Samsung Galaxy Note 3.

In terms of design and display, the Samsung Galaxy Note 3 has a Super AMOLED Full HD touch screen that measures 5.7 inches, renders a resolution of 1080 x 1920 pixels at 386ppi. Nokia Lumia 1520 has a IPS LCD Full HD touch screen measuring 6 inches. It renders the same resolution of 1080 x 1920, but at 367ppi. The LG G Flex has a 6 inch touch screen, which is a Curved Plastic OLED HD model and renders a resolution of 1280 x 720 pixels.

For the hardware and OS, the Samsung Galaxy Note 3 has a quad core processor at 2.3 GHz partnered with a Snapdragon 800 chipset from Qualcomm, and runs on the Android Jelly Bean 4.3. The Nokia Lumia 1520 has a quad core working at 2.2 GHz that is also paired with a Snapdragon 800 chipset from Qualcomm and it comes with Adreno 330 graphics chip, and runs on the Windows Phone 8 Black. The LG G Flex has a quad core processor working at 2.26 GHz and has two pairs of chipsets: the Snapdragon 800 from Qualcomm and the Adreno 330 GPU. It runs on the Android Jelly Bean 4.2.2.

For battery usage and camera specs, the LG G Flex has a 3500 mAh. battery, while the Nokia Lumia 1520 is equipped with a Li-Ion battery that has a capacity of 3400 mAh, and the Samsung Galaxy Note 3 battery is a 3200mAh Li-Ion.

The Nokia Lumia 1520 has a 20MP camera, while the Samsung Galaxy Note 3 and the LG G Flex both have 13MP main cameras. The LG G Flex has 2.1MP secondary camera, followed by the Samsung Galaxy Note 3 which is a 2MP one and lastly the Nokia Lumia 1520 with a 1.2MP front-facing camera.

LG G Flex cost around $493.93, while the Nokia Lumia 1520 is around $463.99 and the Samsung Galaxy Note 3 (32 GB) is around $539.99.

Which smartphone is the best purchase? Sound off in the comments section below.