Motorola's Droid RAZR, claimed to be the world's thinnest smartphone, was launched on Verizon Wireless on Nov. 11. The Droid Razr weighs only 127 gm and is only 7.1 mm thick.

The phone runs on Android's 2.3.5 Gingerbread mobile operating system and will eventually receive the Ice Cream Sandwich (Android 4.0 mobile OS) upgrade, early next year.

The Droid RAZR has a 1.2 GHz dual-core Cortex-A9 CPU, PowerVR SGX540 GPU, TI OMAP 4430 chipset, 4.3-inch qHD Super AMOLED display, 1GB RAM, 4G LTE support, an 8 megapixel autofocus LED flash rear-facing camera with 1080p video capture, a secondary 1.3-megapixel front-facing camera for video chat, 16GB internal storage and 16GB microSD external card pre-installed (expandable up to 32GB).

Samsungs' Galaxy S2 Skyrocket, on the other hand, a Long Term Evolution (LTE) version of the Galaxy S2, which debuted on Nov. 6. The Skyrocket also runs the Gingerbread software (Android 2.3.5) but has a Scorpion dual-core processor, as well as an Adreno 220 GPU, a Qualcomm APQ 8060 Snapdragon chipset. It has a 4.5-inch Super AMOLED (active-matrix organic LED) Plus display, 1GB of RAM, 16GB of internal memory, 4G LTE support, an 8 megapixel rear-facing LED flash camera with 1080p video capture and a 2 megapixel front-facing camera for video calls.

Comparison of Specs and Features:

Size: Droid Razr has a dimension of 130.7 x 68.9 x 7.1 mm dimension and weighs 127 grams, on the other hand, the Skyrocket, weighing 130.5 grams, has a dimension of 129.8 x 68.8 x 9.5 mm.

Display: Droid RAZR sports 4.3-inch qHD screen paired with Super AMOLED touch screen, offering a resolution of 960 x 540 pixels with about 256 ppi pixel density. The device is made with KEVLAR fiber and scratch-resistant Corning Gorilla Glass. The Skyrocket sports a 4.5-inch Super AMOLED Plus display with a resolution of 800 x 480 pixels and about 207 ppi pixel density.

Processor: Skyrocket is powered by a 1.5 GHz Scorpion dual-core processor, Adreno 220 GPU, Qualcomm APQ8060 Snapdragon chipset with 1GB RAM. Droid RAZR will feature 1.2 GHz dual-core Cortex-A9 CPU, PowerVR SGX540 GPU, TI OMAP 4460 chipset with 1GB RAM.

Operating System: Both smartphones run Android 2.3.5 (Gingerbread) software and should get an Android 4.0 (Ice Cream Sandwich) update in early 2012.

Camera: Both smartphones sport an 8 megapixel camera with LED flash and can record high-definition videos in 1080 pixel resolution. However, the Skyrocket has a slight edge - a 2 megapixel camera on the front for video calling, compared to the Razr's 1.3 megapixel unit.

Storage: The Droid Razr has fixed 16 GB of internal storage and a 16GB microSD external card pre-installed that can be expanded up to 32GB. The Skyrocket has internal memory to the tune of 16GB and offers MicroSD card support up to 32GB.

3G/4G: The Skyrocket comes with HSDPA 21.1 Mbps, HSUPA 5.76 Mbps and 4G LTE support, while the Droid Razr comes with Rev. A up to 3.1 Mbps, 4G LTE, HSDPA and HSUPA.

WLAN/Bluetooth/USB: The Skyrocket supports Bluetooth 3.0 version with EDR stereo along with mini USB 2.0 version, Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct and Wi-Fi hotspot. On the other hand, the Droid RAZR supports advanced Bluetooth version 4.0 with LE+EDR along with microUSB version 2.0, Wi-Fi 802.11 b/g/n, DLNA, and Wi-Fi hotspot.

Battery: The Razr has a 1780mAh battery and claims to provide up to 12.5 hours talk time and 205 hours of standby time, while the Skyrocket comes with a standard Li-ion 1850 mAh battery that gives up to 7 hours of talk time and up to 256 hours of standby.

Pricing: The Razr is available for $299.99 with a two year contract from Verizon. The Skyrocket is priced at $149.99 with a two-year AT&T contract.

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