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TEK2day
Board Package Research Brief
Prepared June 10, 2026

Broadband Provider Throughput and Pricing Comparison

A board-ready comparison of Starlink, AT&T, and Comcast/Xfinity residential and business broadband offerings, focused on advertised download speed, upload visibility, pricing, and practical fit.

Starlink AT&T Comcast / Xfinity Commentary
Residential Offerings
Residential entry plan Residential 100 Mbps 100 Mbps download. Upload not published on the public plan card. $55/mo Residential entry plan AT&T Fiber 300 300 Mbps download / 300 Mbps upload. $35/mo promo, $60/mo regular Residential entry plan Xfinity 300 300 Mbps download. Upload not shown on the generic plan page. $40/mo promo, $75/mo everyday AT&T is strongest at this tier where fiber is available because upload is symmetrical.
Residential mid plan Residential 200 Mbps 200 Mbps download. Upload not published on the public plan card. $85/mo Residential mid plan AT&T Fiber 500 500 Mbps download / 500 Mbps upload. $50/mo promo, $75/mo regular Residential mid plan Xfinity 500 500 Mbps download. Upload not shown on the generic plan page. $45/mo promo, $85/mo everyday Comcast is price-competitive on download. AT&T is better for upload-heavy work such as cloud backups and video production.
Residential gig plan Residential Max Up to 400+ Mbps download. Upload not published on the public plan card. $130/mo Residential gig plan AT&T Fiber 1 Gig 1,000 Mbps download / 1,000 Mbps upload. $50/mo promo, $90/mo regular Residential gig plan Xfinity 1 Gig 1 Gbps download. Upload not shown on the generic plan page. $50/mo promo, $110/mo everyday AT&T's current 1 Gig promotion is aggressive and materially stronger than Starlink on published throughput.
Residential highest listed plan Residential Max Up to 400+ Mbps download. Upload not published on the public plan card. $130/mo Residential highest listed plan AT&T Fiber 5 Gig 5,000 Mbps download / 5,000 Mbps upload. $95/mo promo, $135/mo regular Residential highest listed plan Xfinity 1.2 / 2 Gig 1.2 to 2 Gbps download. Upload not shown on the generic plan page. $100/mo promo, $150/mo everyday Wired fiber and cable tiers have much higher peak capacity than Starlink, especially for dense households and work-from-home use.
Residential data policy Unlimited data Speeds are not guaranteed and may be slower during congestion. Residential data policy Unlimited data No annual contract or equipment fee listed for current home internet plans. Residential data policy Unlimited data Xfinity Gateway included on current public plan page. Starlink is strongest when wired broadband is unavailable. AT&T and Comcast are usually better where wired service exists.
Business Offerings
Business entry plan Local Priority 50 GB Plan speed not published by tier. Includes 50 GB of priority data. $55/mo Business entry plan AT&T Business Fiber 300 300 Mbps download / 300 Mbps upload. $60/mo, or lower with eligible wireless discount Business entry plan Comcast Business Standard 300 Mbps download. Upload not shown on the public plan page. $70/mo 1-year pricing, $110/mo 5-year lock Starlink business pricing is organized around priority-data buckets, not fixed speed tiers.
Business mid plan Local Priority 500 GB Plan speed not published by tier. $155/mo Business mid plan AT&T Business Fiber 500 500 Mbps download / 500 Mbps upload. $100/mo, or $60/mo with eligible wireless discount Business mid plan Comcast Business Performance 500 Mbps download. Upload not shown on the public plan page. $100/mo 1-year pricing, $140/mo 5-year lock AT&T has the clearest symmetrical upload profile for small-office cloud, video, and file-transfer workloads.
Business high plan Local Priority 1 TB Plan speed not published by tier. $280/mo Business high plan AT&T Business Fiber 1 Gig 1,000 Mbps download / 1,000 Mbps upload. $140/mo, or $90/mo with eligible wireless discount Business high plan Comcast Business Gigabit Extra 1.25 Gbps download. Upload not shown on the public plan page. $150/mo 1-year pricing, $190/mo 5-year lock Comcast offers more listed download than AT&T at this row, but AT&T discloses full symmetric upload.
Business highest standard plan Local Priority 2 TB Plan speed not published by tier. $530/mo Business highest standard plan AT&T Business Fiber 5 Gig 5,000 Mbps download / 5,000 Mbps upload. $285/mo, or $235/mo with eligible wireless discount Business highest standard plan Comcast Business 2 Gigabit 2 Gbps download. Upload not shown on the public plan page. $180/mo 1-year pricing, $220/mo 5-year lock AT&T has the highest published small-business broadband throughput. Comcast enterprise Ethernet can go higher but is quote-based.
Operational Fit
Best fit Remote and resilient access Rural sites, construction, agriculture, backup, temporary locations, and areas with poor wired coverage. Best fit Fiber-first business connectivity Cloud backups, finance workflows, video, multi-user offices, and any upload-sensitive workload. Best fit Cable broadband value Strong download value where AT&T Fiber is unavailable, especially for residential and small business use. For a finance or board-office workflow, upload symmetry and latency generally favor fiber first, cable second, and satellite third.
Research sources: Starlink public marketing availability API and plan pages; AT&T Internet Plans; AT&T Business Fiber; Xfinity Internet; Comcast Business Internet. Pricing and speeds vary by address, taxes, equipment, promotions, and contract terms.
Starlink Residential | Starlink Business Fixed Site | AT&T Residential | AT&T Business Fiber | Xfinity Residential | Comcast Business