If you're planning to create a WordPress-powered site, there's no reason not to invest in WordPress-specific hosting. It's chock full of benefits. That said, a WordPress environment won't allow you to set up a non-WordPress site—that's something else to keep in mind, especially if you have a site in mind that will rely on specific frameworks, for example. In such instances, you'll want to go build your site on shared hosting, VPS hosting, or dedicated hosting services. And, if you want to start your own web hosting company, reseller hosting is the way to go.
iPage also offers “WordPress” hosting. They have 2 WordPress plans which cost $3.75/month and $6.95/month(renew at $7.49 and $10.49/mo respectively), both plans come with a free domain name for 1 year. iPage main goal is to ensure the best possible experience, from registration to customer support. They are more aimed towards beginners as their $6.95/mo plan comes with “expert” WordPress support.