Internet Speeds in Charleston, SC

Charleston residents have 5 internet providers to choose from. Xfinity is the most popular provider, offering cable internet service. In our research, we have been seeing 117 Mbps for download speeds and 12 Mbps for upload speeds for Xfinity customers over 17,243 recent tests. AT&T, WOW!, Home Telecom and Hotwire Communications also have coverage in Charleston, although they are not as popular as Xfinity. These providers offer DSL, fiber, fixed wireless and cable internet service.

See more detailed speed and coverage data below.

Last updated on February 17, 2024
ProviderDownload SpeedUpload SpeedLatency
Xfinity
Cable
View Details →
117 Mbps12 Mbps47 ms
AT&T
DSL
Fiber
Fixed Wireless
View Details →
154 Mbps84 Mbps26 ms
WOW!
Cable
Fiber
View Details →
129 Mbps20 Mbps42 ms
Home Telecom
Cable
DSL
Fiber
View Details →
119 Mbps87 Mbps33 ms
Hotwire Communications
Fiber
View Details →
239 Mbps196 Mbps49 ms
* Data from speed tests taken in the last 3 months

Internet Providers in Charleston, SC

Xfinity

Cable

Download Speed

117Mbps

Upload Speed

12Mbps

Latency

47ms

Overview

Xfinity is the most popular provider in Charleston offering cable internet service. Users have been getting 117 Mbps for download speeds and 12 Mbps for upload speeds over 17,243 recent tests.

Performance Breakdown

Xfinity has the 5th fastest average download speed, the 5th fastest average upload speed, and the 4th lowest latency out of all of the providers in Charleston. 30% of users saw download speeds between 100-250 Mbps, and 47% of users saw upload speeds between 10-25 Mbps.

Download Speeds

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Recent Xfinity Speed Tests in Charleston

DateDownload SpeedUpload SpeedLatency
February 16, 202470 Mbps10 Mbps50 ms
February 16, 2024110 Mbps12 Mbps39 ms
February 16, 2024117 Mbps13 Mbps40 ms
February 16, 2024262 Mbps10 Mbps42 ms
February 16, 2024228 Mbps13 Mbps39 ms
February 16, 202426 Mbps8 Mbps36 ms
February 16, 2024378 Mbps11 Mbps38 ms
February 16, 2024369 Mbps41 Mbps36 ms
February 16, 2024407 Mbps40 Mbps46 ms
February 16, 2024186 Mbps16 Mbps38 ms

AT&T

DSL
Fiber
Fixed Wireless

Download Speed

154Mbps

Upload Speed

84Mbps

Latency

26ms

Overview

AT&T is the 2nd most popular provider in Charleston offering DSL, fiber and fixed wireless internet service. Users have been getting 154 Mbps for download speeds and 84 Mbps for upload speeds over 8,165 recent tests.

Performance Breakdown

AT&T has the 2nd fastest average download speed, the 3rd fastest average upload speed, and the lowest latency out of all of the providers in Charleston. 27% of users saw download speeds between 250-500 Mbps, and 29% of users saw upload speeds faster than 250 Mbps.

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Recent AT&T Speed Tests in Charleston

DateDownload SpeedUpload SpeedLatency
February 16, 20246 Mbps1 Mbps54 ms
February 16, 202442 Mbps9 Mbps44 ms
February 16, 2024698 Mbps373 Mbps27 ms
February 16, 2024638 Mbps625 Mbps26 ms
February 16, 2024720 Mbps905 Mbps21 ms
February 16, 202421 Mbps22 Mbps24 ms
February 16, 20241 Mbps1 Mbps165 ms
February 16, 202414 Mbps10 Mbps27 ms
February 16, 2024345 Mbps108 Mbps21 ms
February 16, 2024262 Mbps188 Mbps26 ms

WOW!

Cable
Fiber

Download Speed

129Mbps

Upload Speed

20Mbps

Latency

42ms

Overview

WOW! is the 3rd most popular provider in Charleston offering cable and fiber internet service. Users have been getting 129 Mbps for download speeds and 20 Mbps for upload speeds over 3,646 recent tests.

Performance Breakdown

WOW! has the 3rd fastest average download speed, the 4th fastest average upload speed, and the 3rd lowest latency out of all of the providers in Charleston. 33% of users saw download speeds between 100-250 Mbps, and 39% of users saw upload speeds between 10-25 Mbps.

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Recent WOW! Speed Tests in Charleston

DateDownload SpeedUpload SpeedLatency
February 16, 202476 Mbps2 Mbps39 ms
February 16, 2024300 Mbps53 Mbps52 ms
February 16, 202442 Mbps10 Mbps49 ms
February 16, 2024130 Mbps16 Mbps39 ms
February 16, 202491 Mbps21 Mbps41 ms
February 16, 2024128 Mbps16 Mbps42 ms
February 16, 202463 Mbps24 Mbps47 ms
February 16, 202447 Mbps44 Mbps41 ms
February 16, 202415 Mbps17 Mbps40 ms
February 16, 2024296 Mbps38 Mbps40 ms

Home Telecom

Cable
DSL
Fiber

Download Speed

119Mbps

Upload Speed

87Mbps

Latency

33ms

Overview

Home Telecom is the 4th most popular provider in Charleston offering cable, DSL and fiber internet service. Users have been getting 119 Mbps for download speeds and 87 Mbps for upload speeds over 2,254 recent tests.

Performance Breakdown

Home Telecom has the 4th fastest average download speed, the 2nd fastest average upload speed, and the 2nd lowest latency out of all of the providers in Charleston. 29% of users saw download speeds between 250-500 Mbps, and 22% of users saw upload speeds between 50-100 Mbps.

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Recent Home Telecom Speed Tests in Charleston

DateDownload SpeedUpload SpeedLatency
February 16, 202488 Mbps3 Mbps33 ms
February 16, 2024162 Mbps53 Mbps25 ms
February 16, 20246 Mbps4 Mbps33 ms
February 16, 2024497 Mbps195 Mbps21 ms
February 16, 2024110 Mbps6 Mbps39 ms
February 16, 2024131 Mbps136 Mbps44 ms
February 16, 2024371 Mbps234 Mbps37 ms
February 16, 202422 Mbps7 Mbps23 ms
February 16, 202466 Mbps56 Mbps30 ms
February 16, 2024335 Mbps349 Mbps27 ms

Hotwire Communications

Fiber

Download Speed

239Mbps

Upload Speed

196Mbps

Latency

49ms

Overview

Hotwire Communications is the 5th most popular provider in Charleston offering fiber internet service. Users have been getting 239 Mbps for download speeds and 196 Mbps for upload speeds over 131 recent tests.

Performance Breakdown

Hotwire Communications has the fastest average download speed, the fastest average upload speed, and the 5th lowest latency out of all of the providers in Charleston. 42% of users saw download speeds between 250-500 Mbps, and 40% of users saw upload speeds faster than 250 Mbps.

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Recent Hotwire Communications Speed Tests in Charleston

DateDownload SpeedUpload SpeedLatency
February 16, 2024270 Mbps1 Mbps53 ms
February 15, 2024258 Mbps313 Mbps50 ms
February 12, 2024155 Mbps74 Mbps48 ms
February 11, 2024219 Mbps1 Mbps51 ms
February 11, 2024244 Mbps296 Mbps53 ms
February 5, 202492 Mbps93 Mbps28 ms
February 3, 2024288 Mbps175 Mbps43 ms
February 2, 202457 Mbps13 Mbps55 ms
February 2, 2024323 Mbps538 Mbps63 ms
February 1, 2024290 Mbps185 Mbps42 ms

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Frequently Asked Questions

What internet providers are available in Charleston, SC?

Xfinity, AT&T, WOW!, Home Telecom and Hotwire Communications currently operate in Charleston.

What is the most popular internet provider in Charleston, SC?

Xfinity is currently the most popular internet provider in Charleston based on the number of speed tests in the last 3 months.

What is the fastest internet provider in Charleston, SC?

The fastest internet provider for you is going to differ based on your needs, and which providers actually serve your home. However, when it comes to the real speeds users in Charleston are getting, Hotwire Communications provides the fastest download speeds and Hotwire Communications provides the fastest upload speeds.

Is there fiber internet in Charleston, SC?

Hotwire Communications, Home Telecom, AT&T and WOW! provide fiber internet in Charleston.