Comparison between QTP and Selenium :-

Features	QTP	SELENIUM
Cost	Licensed and very expensive; Ten user license costs approx. 60L	Zero
Application support	Client server applications only (like built in TCL/TK and Power Builder)	Web Applications only
Support for web browsers	Google Chrome (uptillver 23) Internet Explorer , Firefox ( ver21)	Google Chrome, IE ,Firefox , Opera , HtmlUnit
Object Oriented Language support & Scalability	Supports VB script only	Supports Java, .Net, Perl, PHP, Python and Ruby
Support for operating system/platforms	Supports Windows Platform only	Windows , Linux , Solaris OS X , Others (If brower & JVM orJavascript support exists)
Support for Test management tool integration	Possible through Quality Center / ALM or Jenkins	Possible through Jenkins / Hudson/ Cruise Control
Test Development Environment	Need Separate environment	We can use wide range of IDEs like Eclipse, Netbeans, Visual Studio etc
UI object management & Storage	Built-in object repository and easy handling	Managed using UI-Element user extension and properties. A set of dynamically loaded libraries that is stored in the Java archive file.
Support for Dialog Boxes	Supports all kinds of dialog boxes	Supports partially
Support for File upload (system)	Supports all kinds of File upload	Not available
Mobile (Phones & Tablets) support	Different commercial product i.e. HP UFT Mobile (formerly known as Mobile Cloud for QTP)	Android , iPhone & iPad , Blackberry , Headless WebKit
Framework	Easily integrated with HP Quality Center or HP ALM (separate commercial products)	Selenium + Eclipse + Maven / ANT+ Jenkins / Hudson & its plugins /Cruise Control + TestNG + SVN
Object Recognition / Storage	Inbuilt Object Repository (storing Element Id, multiple attributes) along with weight age that gives flexibility on deviation acceptance in control recognition	UI Maps and different object location strategy such as -XPath Element ID or attribute DOM
Image based Tests	Easily possible	Possible but not easy
Reports	Quality Center has in-built awesome dashboards	Integration with Jenkins can give good reporting & dashboard capabilities
Coding Experience of Engineer	Not Much	Should be very good along with technical capabilities of integrating different pieces of framework.
Hardware resource (CPU + RAM) consumption during script execution	High	Less
Script Creation Time	Less	High
Product Support	Dedicate HP support along with support forums	Open Source Community