Which is better, Quantum Fiber or Fidium?

Quantum Fiber is faster and better rated; Fidium is cheaper to start, and Quantum Fiber is available to more people. Where both are offered (about 79,743 people), Quantum Fiber has the faster top speed for 91% of homes.

FasterQuantum FiberTop speed 8,000 Mbps vs 2,000 Mbps; faster for 91% of homes where both are offered.

Cheaper to startFidiumFrom $30 a month, vs $50.

Better ratedQuantum Fiber3.8 of 5 from 52 reviews, vs 3.4 from 86.

Available to more peopleQuantum Fiber12.2 million people in 17 states, vs 5 million in 21 states.

Quantum Fiber
Price: $50.00 - $165.00 / mo.
Speed: 10 - 8,000 Mbps
Internet Type: Fiber and DSL
Rating (Reviews): (50)
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Fidium
Price: $30.00 - $125.00 / mo.
Speed: 10 - 2,000 Mbps
Internet Type: Fiber, DSL, and cable
Rating (Reviews): (84)
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Quantum Fiber vs. Fidium at a glance

Measure	Quantum Fiber	Fidium
Available to	12.2 million people in 17 states	5 million people in 21 states
Main technology	Fiber 100%	Fiber 68%, DSL 64%
Top download speed filed with the FCC	8,000 Mbps	2,000 Mbps
Fastest plan we list	8,000 Mbps down, 8,000 Mbps up	8,000 Mbps down, 8,000 Mbps up
Starting price	$50 a month	$30 a month
Cheapest plan, first 2 years	$1,200 (500 Mbps plan)	$720 (300 Mbps plan)
Customer rating	3.8 of 5 (52 reviews)	3.4 of 5 (86 reviews)
Rated for speed	4.2 of 5	3.8 of 5
Rated for price	4.0 of 5	3.6 of 5
Where both are offered	About 79,743 people (1.6% of Fidium's area); Quantum Fiber is faster for 91% of them, the same top speed for 0.8%

Coverage and top speeds: FCC filings; plans and prices: our pricing table; ratings: verified customer reviews on ISP Reports. Check your address for what is offered at your home.

Where Quantum Fiber and Fidium are available

Quantum Fiber and Fidium have distinct coverage footprints across the United States. Our interactive map shows exactly where each provider offers service and where they overlap, helping you understand your options.

Quantum Fiber currently offers internet service in 1,132 cities and 225 counties across 17 states, reaching approximately 12,158,769 residents. Their service area includes major markets like Minneapolis, MN; Denver, CO; and Seattle, WA. By comparison, Fidium serves 5,163,773 residents in 2,364 cities and 197 counties in 21 states, with a presence in population centers such as Sacramento, CA; Houston, TX; and Boston, MA.

Each provider’s own page has its full coverage map, county by county: Quantum Fiber coverage map and Fidium coverage map.

Availability changes from one street to the next. Check your address to see whether Quantum Fiber, Fidium or both are offered at your home.

Quantum Fiber vs. Fidium Speeds and Technology

Quantum Fiber and Fidium utilize different network technologies to deliver internet service, resulting in varying speed capabilities across their service areas.

In terms of potential speeds across the country, Quantum Fiber offers higher overall speeds, with speeds for most covered areas averaging 3,292 Mbps compared to Fidium’s average speed of 1,287 Mbps.

The availability of each provider’s fastest technology varies significantly by location. Quantum Fiber’s premium Fiber service reaches 100.0% of their coverage area. Meanwhile, Fidium’s top-tier Fiber is available to 65.2% of their footprint. Even within the same technology type, speed offerings can vary based on local infrastructure investments.

Quantum Fiber vs. Fidium Plans and Prices

Below are the current internet plans and pricing details for Quantum Fiber and Fidium, drawn from our independently maintained pricing database. The source and verification date for each provider's plans are noted beneath the table.

Provider representatives can send plan or pricing updates through our contact page; verified changes publish shortly after review.

Most households with 3-5 users need download speeds of at least 100 Mbps for smooth streaming, video conferencing, and everyday internet usage. Larger households or those with heavy users (gamers, 4K streamers, or remote workers) should consider plans with speeds of 300 Mbps or more for optimal performance.

Any prices listed are the base service rates and may not include additional charges such as equipment fees, installation costs, or other service-related expenses. For a comprehensive view of all potential charges, refer to our Fees & Details section below.

Quantum Fiber vs. Fidium Customer Ratings and Reviews

Compare how real customers rate Quantum Fiber and Fidium based on our comprehensive database of verified customer reviews across all service types.

When comparing customer satisfaction, Quantum Fiber earns an overall rating of 3.83 / 5 stars from 52 customer reviews, while Fidium maintains a 3.39 / 5 rating from 88 reviews. Quantum Fiber outperforms Fidium by 0.4 points in overall satisfaction. Quantum Fiber’s best-rated service is their Fiber offering at 3.83 / 5 stars, compared to Fidium’s highest-rated service, Fiber, at 3.61 / 5 stars.

Fees vary by plan and location. The fees shown apply to most plans; check with the provider for costs specific to your plan.

When comparing internet providers, remember that advertised prices rarely tell the complete story. Equipment fees alone can add $10-15 per month to your bill, while installation charges, early termination fees, and data overage penalties can significantly increase your total cost of service. Consider these additional costs alongside monthly rates when determining which provider offers the better value for your specific needs.

Quantum Fiber vs. Fidium Pros and Cons

Quantum Fiber

From 40 written customer reviews on ISP Reports and our plan data.

Pros

• Fast speeds: praised in 20 of 40 written reviews. "really good in terms of speed and ease of usage"
• Good value: praised in 19 of 40 written reviews. "the price and high-speed internet is great"
• Easy installation: praised in 12 of 40 written reviews (8 had install trouble). "Installation was really great and it felt like they went the extra mile"

Cons

• Poor customer service: a complaint in 11 of 40 written reviews (5 praise the service). "Contacting customer service does not resolve the issue"

Fidium

From 56 written customer reviews on ISP Reports and our plan data.

Pros

• Fast speeds: praised in 23 of 56 written reviews (11 call it slow). "They provide a very fast internet when it works"
• Reliable connection: praised in 22 of 56 written reviews (7 report outages). "it has always been reliable and affordable"
• Good value: praised in 18 of 56 written reviews (7 call it overpriced). "good speed for the price"

Cons

• Poor customer service: a complaint in 14 of 56 written reviews (10 praise the service). "Getting to actual customer service is difficult"
• Bills that go up: a complaint in 9 of 56 written reviews. "I usually notice a slight increase in price each year in the Spring"
• Billing errors: a complaint in 5 of 56 written reviews. "they charged me for THE FULL MONTH, they did not prorate the bill"

Quantum Fiber vs. Fidium Top Cities

Quantum Fiber serves 1,132 cities while Fidium is available in 2,364 cities nationwide. The tables below highlight their largest markets and areas where customers can choose between both providers.