Offload the Nitty Gritty to partners in Crime- Focus on Strategy!
The Cloudvertical site does offer comparisons to cloud providers' costs. Although location also would play a role. It is also important to avoid missteps in the beginning of this journey as well as avoid the hidden costs down the line.
Every major IT vendor e.g Google, IBM, Hewlett-Packard, Oracle, Vmware etc -- and the telecommunication service providers who have the Infra resources to run ITaaS offer enterprise public cloud services and want to expand their footprints make revenue off of the cloud. Many of them, notably Rackspace, and HP, are betting on OpenStack infrastructures, which besides Azure, is the most formidable competitor to Amazon.
It's important not to lose time and effort -Despite the tit-for-tat price cuts in the cloud, one needs to justify the bigger gains with best practices, as well as avoid those hidden bear traps. Having a partner that will understand your business requirements, development strategies, outlook, end goal, PaaS/IaaS needs and complimenting the knowledge of the public/private- HYBRID cloud be it AWS or Azure will surely benefit your roadmap by putting you on the right track from the get going.
As part of the Mindtree's Infrastructure Managed Services team, we have a history of driving/navigating the cloud-wagon for our customers and partners alike as their trusted advisors, while maintain our Vendor agnostic best practices and domain expertise to support your/their needs, implementation and journey.