Internet providers in Sunnyvale, CA

Shop the best Sunnyvale internet providers. Compare internet plan pricing and speeds from DSL, cable and fiber-optic providers in your area.

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Sunnyvale, CA internet providers

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Provider
AT&T $40 100 - 1,000 MbpsFiber-optic12%
AT&T $30 100 - 100 MbpsDSL92%
Xfinity $29.99 15 - 987 MbpsCable93%
Sonic $40 10 - 12 MbpsWired31%
Sonic $40 10 - 80 MbpsDSL28%
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Sunnyvale internet service at a glance

At 95%, broadband coverage in Sunnyvale is comparable to the rest of California - 93%, and comparable to broadband coverage across the U.S. - 95%.

The vast majority of those living in the Sunnyvale area will have access to DSL, which covers 94% of Sunnyvale residents. Cable internet is also an option for many, offering service to 93% of the area. Fiber-optic is less available but still a popular internet option for roughly 12% of those living in Sunnyvale.

There are eight internet providers serving the Sunnyvale area, and 91.59% of households will have internet options from more than one provider. Among Sunnyvale's eight internet providers, prices start at $29.99 and available download speeds reach up to 1,000 Mbps.

Top high-speed internet providers in Sunnyvale

The largest internet providers in Sunnyvale are AT&T and Xfinity bringing DSL, fiber-optic, and cable options to Sunnyvale.

DSL internet from AT&T is available to nearly all Sunnyvale residents, covering 92% of households. Some will also have the option of fiber-optic from AT&T, which covers 12% of the area. Sunnyvale’s third most-available internet provider, Xfinity, offers cable to around 93% of Sunnyvale residents.

AT&T DSL internet

Provider
AT&T
Starting price*
$30/mo.
Max download speed

100 Mbps

Max upload speed

20 Mbps

Average availability

92%

DSL from AT&T offers broadband to nearly all households in Sunnyvale covering 92% of the area.

DSL internet from AT&T uses telephone lines in Sunnyvale to deliver service, which often leads to lower prices and higher availability, though download speeds are likely to be slower than cable or fiber-optic internet.

Internet prices for AT&T start at $30/mo.*, which is significantly lower than the average starting price for internet in Sunnyvale, $49.16.

AT&T customers who choose the lowest-priced plan can expect speeds up to 100 Mbps, which comes to an estimated $0.30 per Mbps, about the same as the average cost per Mbps for the lowest priced plans in Sunnyvale, $1.07.

For those who value internet speed as much as cost, AT&T offers download speeds up to 100 Mbps and upload speeds up to 20 Mbps in Sunnyvale. These download speeds are available to 92% of the area, and are much slower than the average max speeds from all Sunnyvale's providers, 398 Mbps.

Check availability

or call us today: (844) 451-2720

Call us: (844) 512-2720

AT&T fiber-optic internet

Provider
AT&T
Starting price*
$40/mo.
Max download speed

1,000 Mbps

Max upload speed

1,000 Mbps

Average availability

12%

Fiber-optic from AT&T offers broadband to a limited number of households in Sunnyvale covering 12% of the area.

Fiber-optic service from AT&T is popular for its fast download and upload speeds, even during peak usage times, but may be less available throughout Sunnyvale than other internet types.

Internet prices for AT&T start at $40/mo.*, which is lower than the average starting price for internet in Sunnyvale, $49.16.

AT&T customers who choose the lowest-priced plan can expect speeds up to 100 Mbps, which comes to an estimated $0.40 per Mbps, about the same as the average cost per Mbps for the lowest priced plans in Sunnyvale, $1.07.

For those who value internet speed as much as cost, AT&T offers download speeds up to 1,000 Mbps and upload speeds up to 1,000 Mbps in Sunnyvale. These download speeds are available to 12% of the area, and are much faster than the average max speeds from all Sunnyvale's providers, 398 Mbps.

Check availability

or call us today: (844) 451-2720

Call us: (844) 512-2720

Xfinity cable internet

Provider
Xfinity
Starting price*
$29.99/mo.
Max download speed

987 Mbps

Max upload speed

35 Mbps

Average availability

93%

Cable from Xfinity offers broadband to nearly all households in Sunnyvale covering 93% of the area.

Xfinity’s cable network is likely to offer faster speeds than DSL or satellite service, but Sunnyvale residents in densely populated areas may experience slowed speeds during peak usage times.

Internet prices for Xfinity start at $29.99/mo.*, which is significantly lower than the average starting price for internet in Sunnyvale, $49.16.

Xfinity customers who choose the lowest-priced plan can expect speeds up to 15 Mbps, which comes to an estimated $2.00 per Mbps, higher than the average cost per Mbps for the lowest priced plans in Sunnyvale, $1.07.

For those who value internet speed as much as cost, Xfinity offers download speeds up to 987 Mbps and upload speeds up to 35 Mbps in Sunnyvale. These download speeds are available to 93% of the area, and are much faster than the average max speeds from all Sunnyvale's providers, 398 Mbps.

Check availability

or call us today: (844) 451-2720

Call us: (844) 512-2720

Internet coverage for rural areas

If you live in the heart of Sunnyvale, you’ll likely have options from cable, DSL, and fiber-optic internet providers. For those in rural areas or just outside Sunnyvale, however, satellite or fixed wireless internet may be the best internet option.

Satellite internet from HughesNet and Viasat offers 100% availability in Sunnyvale and surrounding areas. HughesNet starting prices are significantly higher than average in Sunnyvale at $59.99/mo. for speeds up to 25 Mbps. Viasat starting prices are about average in Sunnyvale at $50/mo. for speeds up to 25 Mbps. Satellite internet is a less appealing option for many Sunnyvale residents, however, as service typically comes with high latency and low data allowances.

Internet provider frequently asked questions

AT&T is the fastest internet provider in Sunnyvale with download speeds up to 1,000 Mbps. These speeds are available to 12% of households in Sunnyvale. The next fastest internet provider in Sunnyvale is Xfinity, offering download speeds up to 987 Mbps to 93% of the area.

Xfinity offers the cheapest internet in Sunnyvale with plans starting at $29.99/mo. This is significantly less than the average starting price for internet in Sunnyvale, $49.16.

AT&T is the largest fiber-optic internet service provider in Sunnyvale, covering 12% of the city.

Yes. Fiber-optic internet is a completely different technology than DSL or cable internet, and therefore requires a different type of modem. In many cases, you can get the required modem from your internet provider at no extra cost.

Download speeds of 25 Mbps and above are considered broadband speeds, and can handle most online activities including streaming and gaming. For households with multiple devices using a Wi-Fi connection, speeds of 100 Mbps and higher are likely to offer a better online experience. Learn more about what speeds are best for your home.

There are many factors that can influence internet speed. In many cases, restarting your router will resolve speed and connectivity issues. Other factors, such as peak usage times and speed throttling can also cause temporary speed issues.