Best Internet Providers · head-to-head
Xfinity vs AT&T Fiber
A sourced, side-by-side comparison for internet providers. Xfinity has the lower entry price. Every figure links to the vendor's own page and the date we captured it.
At a glance
- Price: Xfinity $40/mo vs AT&T Fiber $50/mo — Xfinity is cheaper to start.
- Free tier: Xfinity No; AT&T Fiber No.
- HIPAA: Xfinity —; AT&T Fiber —.
Side by side
| Xfinity | AT&T Fiber | |
|---|---|---|
| Entry price | $40/mo (300 Mbps) | $50/mo (Internet 300) |
| Free tier | No | No |
| HIPAA (BAA) | — | — |
| SOC 2 | — | — |
| GDPR | — | — |
| Best for | Large urban/suburban households wanting bundled cable TV + internet + mobile | Remote workers and households with multiple simultaneous video calls needing symmetrical speeds |
Sources — Xfinity: highspeedinternet.com (verified 2026-06-13). AT&T Fiber: highspeedinternet.com (verified 2026-06-13).
Key features
Xfinity: Hybrid fiber-coaxial (HFC) cable network, DOCSIS 3.1; xFi Gateway included (tri-band Wi-Fi, 4 Ethernet ports, built-in advanced security); xFi app for network management, parental controls, and device pausing; Over 20 million Xfinity Wi-Fi hotspots nationwide; Internet Essentials low-income program (~$9.95/mo for eligible households); No annual contract required
AT&T Fiber: 100% fiber-to-the-home (FTTH) symmetrical speeds from 300 Mbps to 5 Gbps; No data caps on all fiber plans; No annual contract required; All-Fi Wi-Fi 6E gateway included (Internet 1000 and above); ActiveArmor internet security (network-level threat blocking); Access from AT&T low-income program (~$30/mo for qualifying households); Mobile + fiber bundle discounts available with AT&T Wireless