The latest LG smartphone is now available for pre-order in the UK while, in the US, T-Mobile has launched a preview program on the device.

According to GSM Arena, LG G4 is now up for pre-order in the UK and offers are currently available, including unlocked-mobiles.com, Amazon, Expansys and Clove.

Unlocked-mobiles offers three color options -- the standard, metallic gray and gold -- for £499.87 and a black leather option for £529.87. The device will reportedly be available on May 25.

Amazon offers the LG G4 Metallic Gray at £599.99 and the device is due to be released on May 28. In addition, Expansys has listed the 32GB model with the same price tag on Amazon.

LG G4 is also available for pre-order on Clove, priced at £500 for the standard black and gold colors. It will be released on May 28.

Meanwhile, T-Mobile has launched an LG G4 preview program for US users to experience the smartphone before it becomes available to purchase in the US.

"The Un-carrier is launching a sweepstakes and exclusive preview program with LG to find out what its customers think of the new T-Mobile LG G4. Anyone that signs up here through May 25 could be selected to take the new G4 for a spin - and share their experience with T-Mobile while they're enjoying taking and sharing pictures, unlimited music streaming with Music Freedom, Wi-Fi calling and more," said T-Mobile in a statement.

In addition, the carrier stated that they will bring the LG G Stylo and LG Leon this spring. The LG G Stylo offers 5.7-inch screen size, Qualcomm Snapdragon 410 SoC, 2GB RAM, 13MP rear camera, 3,000 mAh battery with 4G LTE support, writes GSM Arena.

The LG Leon sports a 4.5-inch screen size, 5MP rear camera, Qualcomm Snapdragon 400 SoC, 1GB RAM and 1,900 mAh battery.