AT&T Fiber vs Cox Communications
AT&T Fiber ranks higher on our formula, 81 to 59 on each provider's best plan. It is also cheaper over two years (from $50/mo all-in) and sells the faster top plan (5 Gbps).
Prices last checked September 2026.
Side by side
AT&T Fiber and Cox Communications compared
Real cost is the two-year monthly average with the promo step-up, equipment rental and installation folded in.
| Measure | AT&T Fiber | Cox Communications |
|---|---|---|
| Technology | Fiber | Cable, Fiber |
| Fastest plan | 5 Gbps | 2 Gbps |
| Upload on fastest plan | 5 Gbps | 100 Mbps |
| Lowest advertised price | $50/mo | $50/mo |
| Lowest real cost | $50/mo | $74/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 $14/mo |
| States served | 22 | 17 |
| Our rating (best plan) | 81/100 | 59/100 |
Plans
Every plan from both
AT&T Fiber
FiberChecked Sep 11, 2026- Fiber 300300 Mbps · $50/mo · real $50
- Fiber 500500 Mbps · $65/mo · real $65
- Fiber 1 Gig1 Gbps · $80/mo · real $80
- Fiber 5 Gig5 Gbps · $95/mo · real $95
Cox Communications
CableFiberOut of date — checked Sep 11, 2026- Go Fast100 Mbps · $50/mo · real $74
- Go Faster500 Mbps · $70/mo · real $99
- Go Even Faster1 Gbps · $90/mo · real $119
- Go Beyond Fast2 Gbps · $150/mo · real $150
Honest assessment
Where each one wins
AT&T Fiber
- Symmetrical upload and download
- No annual contract, no data cap
- Price does not jump after year one
- Only built in parts of 21 states
- Install windows can be far out
- Multi-gig limited to newer builds
Cox Communications
- Widely available in its metros
- Multi-gig tiers in most markets
- Low-cost ConnectAssist tier
- 1.25 TB data cap
- Equipment fee on most plans
- Price steps up after 12 months
Head to head
Cities where AT&T Fiber and Cox Communications compete
Markets where we have both on record. Each page ranks every provider there.
Questions
AT&T Fiber vs Cox Communications, answered
Is AT&T Fiber or Cox Communications better?
AT&T Fiber ranks higher on our formula, 81 to 59 on each provider's best plan. It is also cheaper over two years (from $50/mo all-in) and sells the faster top plan (5 Gbps).
Which is cheaper, AT&T Fiber or Cox Communications?
AT&T Fiber has the lower real cost: $50 a month averaged over two years with fees included, against $74 for Cox Communications. The advertised entry prices are $50 for AT&T Fiber and $50 for Cox Communications.
Which is faster, AT&T Fiber or Cox Communications?
AT&T Fiber sells the faster top plan, at 5 Gbps down and 5 Gbps up. Cox Communications tops out at 2 Gbps down and 100 Mbps up. For most households upload speed matters more than the headline download figure.
Where can I get both AT&T Fiber and Cox Communications?
We have both on record in 8 markets, including Irvine, CA; San Diego, CA; Chula Vista, CA; Oklahoma City, OK; Tulsa, OK. Availability still varies street by street.
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