However, I would love to see WP7 improve on it's current 1.0 version, as it is still lacking some important features like no multitasking, no Flash support, and no cut & paste. If they fix all this in WP7 version 2 or WP8, then Windows Phone OS will be a very strong contender in the future.
LINKS AS REFERENCE :
Windows Phone 7 vs. Android: Can you choose just one?
http://www.zdnet.com/blog/cell-phones/windows-phone-7-vs-android-can-you-choose-just-one/5024
Mobile OS Wars: Apple v Android v Windows Phone
http://www.pocketgpsworld.com/Mobile-OS-Wars-Apple-v-Android-v-Windows-Phone-2770.php
HTC HD7 or myTouch 4G? Which one gets my sim card?
http://www.gottabemobile.com/2010/11/11/htc-hd7-or-mytouch-4g-which-one-gets-my-sim-card/
Android 2.2 vs. Windows Phone 7
http://www.knowyourmobile.com/comparisons/655602/android_22_vs_windows_phone_7.html
Mobile OS Smackdown: Windows Phone 7 vs. iOS vs. Android
http://www.pcworld.com/article/208491/mobile_os_smackdown_windows_phone_7_vs_ios_vs_android.html