Salesforce developer

Hi Folks, I got these offers which one I can choose share your thoughts. Capgemini -9.5lpa Ibm -11lpa Preludysis - 12 lpa Deloitte india - 12lpa Immediate joiner only 15 days are pending. Tech : salesforce developer Yoe : 4.8 Or shall I negotiate with any companies I mentioned? Capgemini IBM Deloitte India