As tech giant Apple gears up for the launching event of the iPhone 5, the competition in the smartphone market intensified as Nokia launched its new range of Samsung sold 20 million units of Galaxy S3 in just 100 days.

Nokia introduced the new phones in the Lumia range popularly known by the codenames of "Arrow" and "Phi." The new additions are the Lumia 820 and Lumia 920 smartphones powered by Windows 8.

The Lumia 920 is the star of the launch with its 4.5 inch display screen, dual-core 1.5Ghz processor, wireless charging and PureView branding, similar to the previously announced - but never released in Australia - PureView 808.

According to Nokia the Lumia 920 features a floating camera lens that is designed to provide better image stabilization for both photos and video, it can record full HD video in 1080p.

Samsung, on the other hand, may have felt unthreatened as they boast a significant milestone for its Galaxy S3 smartphone, which passed 20 million units sold, according to a blog post on the company's Website. The smartphone set the record just 100 days after its debut in May 2012, faster than any previous iteration of the Galaxy brand.

Yesterday, IBTimess AU compared the recently released Galaxy Note 2 and Nokia Lumia 920. Below is the comparison of Nokia Lumia 920 against Samsung Galaxy S3.

Design - Both smartphones claimed to have cool designs and are available in different colors that may suit the preference and lifestyle of users.

Screen Display - The Nokia Lumia 920 sports a 4.5 inch display screen while the Galaxy S3 has 4.3 inch screen size.

Camera - Both devices are equipped of 8MP shooters. However, Nokia promises that the Lumia 920 will allow more light to enter the lens that will enable the device to take clearer and sharper pictures.

Operating System - One of the main differences of the two smartphones is its operating system. The Samsung Galaxy S3 is packed with Android software, Ice Cream Sandwich. A Jelly Bean update is expected to roll out in the next few days or weeks. The Lumia 920, on the other hand, is equipped with new Windows 8 OS.

Processor - Samsung Galaxy Note 2 has 1.4 GHz quad-core Exynos processor supported by 1GB of RAM. The Lumia 920 has 1.5GHz Dual Core Snapdragon S4 processor, supported by 1GB RAM and 8GB of on-board memory with a microSD card slot for expansion.

Battery Life - Nokia Lumia 920 has 1650mAh battery that supports Qi wireless charging. However, it is belittled by Galaxy Note 2's 2100 mAh battery.

Based on the aforementioned features, the Samsung Galaxy S3 remained superior compared to the Lumia 920. However, this could change when Apple introduce its flagship phone on September 12.

The iPhone 5 is expected to be introduced in a media event next week. Rumors said that it will include a larger 4-inch screen that can help it compete with the bigger displays found on the Galaxy S III and other rival devices. Moreover, it will sport a reconfigured charging dock with fewer pins.

Other features such as 4G/LTE connectivity, NFC capabilities and a more powerful battery are expected to find their way onto the iPhone 5.