Provider comparison
CenturyLink vs COX: Which Is Better in 2026?
What you get here
Side-by-side plan facts from the Konecteaze database
Missing fields omitted — never estimated
Use-case verdicts for gaming, streaming, and budget
Links to both provider hubs and the live comparison tool
CenturyLink vs COX at a glance
| Spec | CenturyLink | COX |
|---|---|---|
| Starting price | $50/mo | $55/mo |
| Price range (tracked plans) | $50–$155/mo | $55–$115/mo |
| Fastest download | 8 Gbps | 2 Gbps |
| Fastest upload | 8 Gbps | 100 Mbps |
| Plans tracked | 4 | 4 |
| Customer rating | 3.3/5 | 3.4/5 |
Figures are the plan fields we track for each provider nationally; pricing and availability are address-specific, so confirm details on the provider checkout.
Plan highlights
CenturyLink
Quantum Fiber 500 Mbps
$50/mo · 500 Mbps down · 500 Mbps up
Quantum Fiber 1 Gig
$70/mo · 1 Gbps down · 1 Gbps up
Quantum Fiber 3 Gbps
$150/mo · 3 Gbps down · 3 Gbps up
COX
Cox Fast 300 Mbps
$55/mo · 300 Mbps down · 10 Mbps up
Cox Go Even Faster 500 (Gbps)
$80/mo · 1 Gbps down · 35 Mbps up
Cox Go Super Fast 1 Gbps
$95/mo · 1 Gbps down · 35 Mbps up
Which is better for you: CenturyLink or COX?
Gaming
On upload speed — the field that matters most for gaming after latency — CenturyLink leads with 8 Gbps against COX's 100 Mbps.
Streaming
For raw download speed, CenturyLink reaches 8 Gbps on its fastest tracked plan, ahead of COX at 2 Gbps. Both clear single-stream 4K; the gap matters most for large households.
Budget
CenturyLink has the lower entry price we track at $50/mo, against $55/mo for COX. Confirm fees and promo terms at checkout — our records list base plan pricing.
CenturyLink vs COX: FAQs
Is CenturyLink or COX cheaper?
Based on plans tracked in the Konecteaze database, CenturyLink has the lower entry price at $50/mo, compared with $55/mo for COX. Promotional pricing, fees, and regional offers can change the real monthly total, so confirm at checkout.
Is CenturyLink or COX faster?
On the fastest plans we track, CenturyLink reaches 8 Gbps download versus 2 Gbps for COX. These are advertised plan speeds — real-world performance varies by address, wiring, and network load.
Can I get both CenturyLink and COX at my address?
Sometimes — provider footprints overlap in many markets but coverage is decided block by block, and our plan records are provider-level, not an address-level serviceability check. Enter your ZIP code on Konecteaze or run each provider's address checker to confirm which one (or both) actually serves your home.
How do I switch from CenturyLink to COX (or the other way)?
Order the new service first and confirm an installation date before cancelling the old one, so you are never offline. On installation day, verify speeds, then cancel the old plan, return any rented equipment to avoid fees, and check your final bill for proration. If you are under contract, ask about early-termination charges before scheduling.
Where does this CenturyLink vs COX comparison data come from?
Plan names, prices, and speed fields come from the Konecteaze provider database — the same records behind our provider pages and comparison tool. We currently track 4 CenturyLink plans and 4 COX plans. Fields we cannot verify are omitted rather than estimated, and affiliate relationships never change the data shown.
Which has better customer ratings, CenturyLink or COX?
COX rates higher in our database at 3.4/5, compared with 3.3/5 for CenturyLink. Ratings reflect reviews collected on Konecteaze and are one signal among the plan facts above.