The Android 3.0 Honeycomb operating system was previously only found in Motorola's Xoom. Now HTC is adding it to its hardware as the HTC Evo View 4G is expected to feature it. Android 3.0 Honeycomb is considered a contender to compete with the Apple iOS.

Meanwhile, RIM’s BlackBerry PlayBook is a tablet waiting to be noticed. RIM is planning to hold an event in New York City on April 14 to introduce the final build of the PlayBook model before it ships in the U.S. and Canada on April 19, with prices ranging from $499 to $699. The device expected to come with ability to support Android apps. The HTC Evo View's expected launch date is during Q2 2011.

As both these tablets make their way out, here is a comparison:

The HTC EVO View has dimensions of 196 x 112 x 13 mm and weighs at 425 g. The BlackBerry 4G PlayBook weighs 425 g and comes with dimensions of 194 x 130 x 10 mm.

The BlackBerry PlayBook has a 7-inch 600 x 1024 pixel TFT capacitive touchscreen display and HTC Evo View features a 7-inch 600 x 1024 pixel LCD capacitive touchscreen.

Input features:
The input features found in PlayBook are multi-touch input method and accelerometer sensor for auto-rotate. Input features found in HTC EVO View 4G are accelerometer sensor for UI auto-rotate, HTC Sense UI, multi-touch input method, handwriting support, touch-sensitive controls with rotating icons and proximity sensor for auto turn-off.

Both the smartphones have 1 GB RAM, but HTC’s tablet has 32 GB storage version compared to PlayBook’s 16, 32 and 64 GB storage versions. The RIM’s tablet doesn’t have a card slot whereas the HTC Evo View has microSD support up to 32GB.

The PlayBook has Rev. A up to 3.1 Mbps support and HTC Evo View has LTE support.

The HTC Evo View 4G has Wi-Fi 802.11 b/g/n, WiMAX 802.16 e, DLNA and Wi-Fi hotspot and it also spots Bluetooth version 3.0 with A2DP along with microUSB version 2.0 . BlackBerry PlayBook features Wi-Fi 802.11 a/b/g/n, Bluetooth version 2.1 with A2DP with EDR and microUSB version 2.0.

BlackBerry 4G PlayBook has a 5-megapixel 2592x1944 pixels camera with autofocus and has the ability to capture videos at 1080p. There is also a secondary 3-megapixel camera. HTC’s tablet has a similar 5-megapixel camera but can capture videos at 720p and comes with a 1.3-megapixel camera.

Operating System:
The operating system used in PlayBook is BlackBerry Tablet OS whereas HTC Evo View which originally came with Android OS version 2.4 (Gingerbread) is going to be updated to Android 3.0 Honeycomb soon.

Sprint’s official word on Honeycomb coming to HTC’s tablet was that it would update the Evo View 4G from Android 2.3 Gingerbread to Android 3.0 Honeycomb as soon as Google makes the tablet-optimized OS widely available to manufacturers and carriers.

HTC Evo View 4G features a high end 1.5 GHz single-core Snapdragon from Qualcomm (MSM8x55) processor but the PlayBook features 1 GHz Texas Instruments OMAP4430 dual-core processor.

The battery found in RIM’s tablet is Li-Po 5300 mAh battery and HTC Evo View 4G has a Li-Ion 4000 mAh battery.

Other features:
The common features found in both the tablets include Email, Push Email, IM, HTML browser, A-GPS support, Java, HDMI port, Adobe Flash 10 support and predictive text input.

A few of the features found in PlayBook are document viewer, Media player MP3/WMA/AAC+, Video player DivX/WMV/XviD/3gp and organizer. HTC EVO View has SNS integration, digital compass, Google Search, Maps, Gmail, YouTube, Google Talk, Picasa integration, MP3/AAC+/WAV/WMA player, DivX/Xvid/MP4/H.263/H.264/WMV player and voice memo.