Abstract: Interest in Web services is rapidly increased from their start of use. To exchange information among the application in standard way is the main goal of web services. This communication between the applications is based on SOAP and REST principle. SOAP communications causes network traffic, higher latency and processing delays. To overcome this limitations the RESTful architecture is used. REST is a lightweight, easy and better alternative for the SOAP. In this paper comparison on performance of SOAP based and RESTful web services based on different metric for mobile environment and multimedia conference is taken into consideration.