Two smartphones. Two different OS. Both their names are widely known. To find out which will win in the specs duel between Motorola Droid RAZR under the Android side and HTC Radar for Windows Phone, a comparison is provided below.

First Set - Device in General

Droid Razr: Device dimension is 130.7 x 68.9 x 7.1mm and it weighs 127g. The display is a Super Amoled touchscreen which has 540 x 960 pixels, measures 4.3 inches and is shielded by Gorilla Glass. Its body is made of Kevlar fibres.

HTC Radar: Device dimension is 120.5 x 61.5 x 10.9mm and it weighs 137g. The display is an S-LCD touchscreen which has 480 x 800 pixels, measures 3.8 inches and is shielded by Gorilla Glass.

Result: The numbers speak for themselves. In terms of durability, the Droid covers more protection with the dual use of Kevlar and Gorilla, making it resistant to water attacks.

Second Set - CPU and Usage

Droid Razr: Operated by Google Android 2.3.5 (Gingerbread), with the CPU ran by 1.2 GHz dual core Cortex-A9 processor and has RAM of 1GB. Internal memory consists of 16GB and can be expanded up to 32GB.

HTC Radar: Operated by Microsoft Windows Phone 7.5 Mango with the CPU ran by 1 GHz Scorpion processor and has RAM of 512 MB. Internal memory consists of 8GB only. Not external slots available.

Result: Clearly, the memory of HTC Radar is less than that of the Droid Razr, not just based on the RAM and CPU speed, but also the storage capacity.

Third Set - Camera and Multimedia

Droid Razr: Has built-in 8MP rear camera with 8x zoom and 1.3MP front-facing imager with 720p HD video capture. It features a music player with equalizer and bass punch. 1080p HD quality and 1920 x 1080 resolution. Its stereo device effects are for wired audio output. The multimedia player is capable of audio/video streaming and Internet radio.

HTC Radar: Has a built-in 5MP rear camera and VGA front-facing imager. It features 720p HD video recording, standard audio and video format playback with SRS and 5.1 enhancements. HTC Rader offers easy access to pictures in Facebook and Windows Live. Has Zune that powers accessibility of music and videos hub.

Result: While the Droid Razr has an impressive advantage, the HTC Radar offers easy access to multimedia files using social networking sites and Windows program for viewing.

Final Set - The Internet and Special Features

Droid Razr: 4G and WiFi capable with 4G mobile hotspot. Has instant messaging for Google Talk, Windows Live Messenger, Yahoo Messenger and AIM. The device offers Google services including Mapsand eBooks, built-in entertainment programs such as Amazon Kindle, NFL Mobile and NetFix, and a special feature that makes it hearing aid compatible.

HTC Radar: 3G and WiFi capable. It has special Windows "threading" for easy switching between Facebook chat and Windows Messenger. HTC Watch allows streaming movies, tunes at Zune and gaming with built-in XBOX Live.

Result: Ultimately, you can do more with the Droid Razr, however, HTC offers unique features such as the XBOX Live inside the device.

Price: Motorola Droid Razr starts at $299.99 while HTC Radar without contract is listed at $419.99.

Conclusion: On one hand, the Droid Razr offers a lot of Android features and has shown improvements of upcoming Motorola smartphones from software to hardware. On the other hand, the HTC Radar under the Windows OS provides a different view from its competitors with its various features. The Windows smartphones offer easier access to music, movies and gaming through coincided software of Windows PC programs and other compatible external software.