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Internet service providers: Cox Gigablast vs. AT&T Fiber Internet 5000

Quick Verdict

AT&T Fiber Internet 5000 is the superior choice for users who require extremely high speeds and do not want data caps, and value customer service. Cox Gigablast is a more budget-friendly option, but users should be aware of data caps and potential customer service issues.

Key features – Side-by-Side

AttributeCox GigablastAT&T Fiber Internet 5000
Download Speed (Maximum)Up to 1,000 Mbps (1 Gbps), some areas up to 2,000 Mbps (2 Gbps)Up to 5000 Mbps (5 Gbps). The maximum speed on a single connected device is 4.7Gbps.
Upload Speed (Maximum)Typically 35 Mbps, some locations with fiber connections up to 1,000 Mbps, 'Go Beyond Fast' plan may offer up to 100 MbpsUp to 5000 Mbps (5 Gbps). AT&T Fiber offers symmetrical upload and download speeds.
Data Caps1.25 TB (1280 GB) per monthNo data caps for fiber plans.
Contract LengthTypically a 1-year term, but 'no annual contract' options may be availableNo term contract required.
Price per MonthStarting price around $99.99/month, can increase to $119.99 or more after the first year, prices vary by locationTypically around $245 per month. Can be $155 per month with AutoPay and paperless billing discount. May find prices as low as $104/month with eligible AT&T Wireless plan and AutoPay & Paperless bill. Without AutoPay and paperless billing, the plan can cost $10 more.
Installation FeesIncluded in some dealsProfessional installation can cost $99. AT&T sometimes waives the installation fee for fiber plans. Self-installation kits may be available.
Equipment Fees (Modem/Router)Rental fees around $10.99/month, Gigablast modem rental can be $9.99/month, option to buy your own modem and router (around $300)Equipment costs are included in the monthly service bill. AT&T provides a Wi-Fi Gateway (modem + router in one).
Availability (Coverage Area)Available in 19 states, but Gigablast may have limited availability within Cox's service footprint. Gigabit service is available in many major cities.Available in many metro areas across a 21-state footprint. Multi-gigabit service (2 Gig and 5 Gig) is available in over 70 metro areas.
Customer Service QualityMixed reviews, some recommend asking for level 2 techs for better supportAT&T is rated #1 in customer service for residential internet in the South, West, and NorthCentral regions by JD Powers. 24/7 technical support is available via phone.
Bundling Options (TV, Phone)Bundles with TV and phone are available, bundling with Cox Mobile can provide additional benefitsCan bundle with AT&T phone plans for discounts. Bundling with an unlimited wireless plan can save 20% on AT&T Fiber or Internet Air.
Technology (Fiber, Cable)Runs on a fiber optic network in some areas, in other areas, Cox uses a cable network or a hybrid cable-fiber networkFiber. AT&T high-speed internet is provided using fiber-optic cables.
Promotional OffersPromotional pricing for a limited time, bundling discounts, prepaid cards for new customers, free unlimited data with certain Cox Mobile plansNew customers may receive a reward card (e.g., $200 Visa Reward Card) for purchasing online. Six months of free AT&T Fiber (up to 1 Gbps) may be available when adding a new unlimited wireless plan. May get up to 5 AT&T Smart WiFi Extenders included at no extra cost with certain plans.
Data Caps1.25 TBNone

Overall Comparison

AT&T Fiber Internet 5000: Up to 5 Gbps symmetrical speeds, no data caps. Cox Gigablast: Up to 2 Gbps download, limited upload speeds, 1.25 TB data cap.

Pros and Cons

Cox Gigablast

Pros:
  • High download speeds suitable for multiple devices streaming simultaneously
  • Bundling options available with TV, phone, and Cox Mobile
  • Access to free security and antivirus software
  • Professional installation available
  • Option to manage service and equipment through the Cox app
Cons:
  • Data caps of 1.25 TB per month with overage charges
  • Mixed customer service reviews
  • Potential for early termination fees
  • Internet connection reliability issues reported after upgrading to Gigablast
  • Actual download speeds may vary during peak hours
  • Prices can increase after the first year
  • Overage fees can apply if you exceed the data cap
  • Monthly fee for WiFi gateway

AT&T Fiber Internet 5000

Pros:
  • Symmetrical upload and download speeds
  • No data caps
  • No term contract required
  • Equipment costs included in monthly bill
  • 24/7 technical support
  • Bundling options available
  • Includes AT&T ActiveArmor advanced internet security
  • Suitable for multi-device connectivity and non-stop streaming
  • 99% connection reliability
Cons:
  • Actual speeds may vary
  • Potential one-time installation fees
  • Speed may be reduced during network congestion

User Experiences and Feedback