Google Fiber vs Xfinity
Google Fiber ranks higher on our formula, 79 to 67 on each provider's best plan. Xfinity is cheaper over two years (from $60/mo all-in), and Google Fiber sells the faster top plan (8 Gbps).
Prices last checked September 2026.
Side by side
Google Fiber and Xfinity compared
Real cost is the two-year monthly average with the promo step-up, equipment rental and installation folded in.
| Measure | Google Fiber | Xfinity |
|---|---|---|
| Technology | Fiber | Cable, Fiber |
| Fastest plan | 8 Gbps | 2 Gbps |
| Upload on fastest plan | 8 Gbps | 300 Mbps |
| Lowest advertised price | $70/mo | $30/mo |
| Lowest real cost | $70/mo | $60/mo |
| Price steps up after promo | No | On some plans |
| Data caps | None | On some plans |
| Contracts | None required | None required |
| Equipment fee | Included | Up to $15/mo |
| States served | 16 | 40 |
| Our rating (best plan) | 79/100 | 67/100 |
Plans
Every plan from both
Google Fiber
FiberChecked Sep 11, 2026- Core 1 Gig1 Gbps · $70/mo · real $70
- Home 3 Gig3 Gbps · $100/mo · real $100
- Edge 8 Gig8 Gbps · $150/mo · real $150
Xfinity
CableFiberOut of date — checked Sep 11, 2026- Connect150 Mbps · $30/mo · real $60
- Fast500 Mbps · $55/mo · real $85
- Superfast800 Mbps · $65/mo · real $80
- Gigabit1.1 Gbps · $75/mo · real $90
- Gigabit X22 Gbps · $95/mo · real $95
Honest assessment
Where each one wins
Google Fiber
- No contracts, no equipment fees
- Multi-gig standard, 8 Gig available
- Price never increases
- Only ~20 metros
- Apartment coverage is inconsistent
- Long waitlists in new builds
Xfinity
- Available in 40 states
- Multi-gig tiers in most markets
- No contract on most plans
- Price rises after 12–24 months
- Slow upload on non-fiber tiers
- 1.2 TB data cap in many regions
Head to head
Cities where Google Fiber and Xfinity compete
Markets where we have both on record. Each page ranks every provider there.
Questions
Google Fiber vs Xfinity, answered
Is Google Fiber or Xfinity better?
Google Fiber ranks higher on our formula, 79 to 67 on each provider's best plan. Xfinity is cheaper over two years (from $60/mo all-in), and Google Fiber sells the faster top plan (8 Gbps).
Which is cheaper, Google Fiber or Xfinity?
Xfinity has the lower real cost: $60 a month averaged over two years with fees included, against $70 for Google Fiber. The advertised entry prices are $70 for Google Fiber and $30 for Xfinity.
Which is faster, Google Fiber or Xfinity?
Google Fiber sells the faster top plan, at 8 Gbps down and 8 Gbps up. Xfinity tops out at 2 Gbps down and 300 Mbps up. For most households upload speed matters more than the headline download figure.
Where can I get both Google Fiber and Xfinity?
We have both on record in 8 markets, including Denver, CO; Colorado Springs, CO; Nashville, TN; Atlanta, GA; Salt Lake City, UT. Availability still varies street by street.
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