Spectrum (Charter) vs Xfinity (Comcast)
Full speed comparison based on 3,327 verified measurements.
Spectrum (Charter)
336 Mbps
69 Mbps
35 ms
Xfinity (Comcast)
WINNER356 Mbps
79 Mbps
33 ms
Speed Difference Summary
Download difference
20 Mbps
Xfinity (Comcast) is faster
Upload difference
10 Mbps
Xfinity (Comcast) is faster
Ping difference
2 ms
Xfinity (Comcast) has lower latency
By Country
Head-to-head comparison where both ISPs have user data.
Test your own speed
See if your connection matches the Spectrum (Charter) or Xfinity (Comcast) average.
How Spectrum (Charter) Compares to Xfinity (Comcast)
Based on 3,327 verified speed tests from Spectrum (Charter) and Xfinity (Comcast) customers, Xfinity (Comcast) delivers faster average speeds.
Spectrum (Charter) averages 336 Mbps download with 69 Mbps upload and 35 ms ping. Xfinity (Comcast) averages 356 Mbps download with 79 Mbps upload and 33 ms ping.
Averages tell only part of the story — actual speeds vary by your specific plan, location, time of day, and whether you use Ethernet or Wi-Fi. Run a speed test on your current connection to see how it compares to both averages before making a switching decision.