Before you begin your comparison journey, you have to decide what type of web hosting will fit your needs as a webmaster. Your basic choices are shared, reseller, VPS, and dedicated hosting.
If you are just starting out online and you don't have a lot of websites, then you may want to begin comparing cheap shared hosting plans. If you want more freedom over your hosting account, then you may want to choose a more powerful VPS hosting plan instead. Finally, if you're extremely serious about being successful online and you want the best of the best, then you should being comparing dedicated hosting plans.