Comparision of Web testing tools

Features	Watir	Selenium	QTP	WET
Support for most web objects	Yes	Yes	Yes	Yes
What you test is what you use? Does the test tool drive the application in exactly the same was as the end user?	Yes	No	Yes	Yes
Ability to identify objects using multiple parameters	No	No	Yes	Yes
Organizing tests similar to structured manual test plans	No	No	Good – By means of reusable actions / scenarios	Excellent Using test definitions
Ability to run multiple scripts consistantly in a Batch mode	No	No	No – Need Test director to be able achieve good results	Yes
Ability to store test application's objects so that scripts are well maintanable.	No	No	Good – But Quicktest's object repository mechanism is not always reliable	Excellent - uses the object depot which is very reliable
Easy creation of scripts	No	Record / Playback available via Selenium IDE	Yes Record / Playback	Yes Script / Assistant
Object Oriented Scripting Support	Excellent Uses Ruby	No	Good – But uses Vbscript which is not OO	Excellent - Uses Ruby
Integration with External libraries.	Very good – Uses the Ruby scripting language	No	Very good – Uses the vbscript scripting language	Excellent Uses Ruby and also has mechanism to allow libraries to be plugged in seamlesly
Reusability of Scripts and tests	Fair – Can write reusable classes / methods for library reusability but cannot directly reuse tests	No	Very Good 1) Can write Vbscript libraries and invoke COM dlls. 2) Can create reusable actions (aka reusable tests)	Excellent – 1) Has support for pluggin in libraries. 2) Reusable tests can be created 3) Every test can define preconditions / teardowns Uses Ruby and also has mechanism to allow libraries to be plugged in seamlesly
Reporting machanism	No	Excellent	Good – But requires a properietory tool to read results	Very good
Object parameterization	No	No	Yes	Yes
Integrated Data Driven Test framework support.	No	No	Yes	Yes
Popup handling support.	Poor	Good	Excellent	Good
Licensing	Opensource	Opensource	Commercial	Opensource
Keyword driven	No	No	Yes	No
Automatic Exception Handling	No	No	Yes	No
Learning curve	High – Requires tester to learn Ruby first	Good – Can use the Selenium IDE to get going.	Excellent- Can start using the record/playback to start learning QTP. QTP's documents are of high quality	Very good- Using the WET UI, one can start developing wet scripts quite easily
Commercial support	No	Good – Openqa offers Selenium hosting	Excellent- Mercury Interactive offers support and training. Training also available from 3rd parties	Excellent- Thwameva offers support and training
Interactive test debugging	No	Yes	Yes	No
Different Browser support	Only IE supported Firefox has barebones support	Excellent – Supports most browsers	IE and netscape supported Netscape has issues though	Only IE supported