Comcast offers three main types of internet service: Xfinity Internet Essentials, Performance Starter, and Performance Plus. The Xfinity Internet Essentials plan is designed for low-income families and offers download speeds of up to 15 Mbps for $10 per month. The Performance Starter plan offers speeds of up to 25 Mbps for $39.99 per month, while the Performance Plus plan offers speeds of up to 105 Mbps for $89.99 per month.