AT&T Fiber is the way to go if you want fast fiber internet, but Xfinity is more affordable.
Xfinity vs. AT&T Fiber: Which One Is Worth Your Money?
Xfinity is a cable internet service that delivers fast download speeds across the country. The provider offers affordable plans and perks that make it a solid option for most households. Here's what you can expect in an Xfinity plan:
- Wide availability
- Discounted prices for 12-24 months
- Plenty of data (up to 1.2TB or unlimited)
- Mobile and cable TV bundle perks
- Discounted streaming apps
AT&T Fiber is a fiber-to-the-home internet provider that delivers top speeds and excellent customer service. It consistently ranks as one of Reviews.org's best internet providers overall, and provides good prices for the quality you receive. Here's what you can expect in an AT&T Fiber plan:
- Prices that don't increase annually
- 20% monthly internet and wireless bundle discount
- AT&T Wi-Fi Gateway included
- Unlimited data
- No contracts
Both internet providers are good options, although AT&T Fiber earns a few more points for its all-inclusive fiber plans. However, Xfinity has greater availability and cheaper introductory rates. Keep reading to learn more about the two providers.
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Xfinity vs. AT&T Fiber: Plans, pricing, and speed
Xfinity Internet plans and prices
AT&T Fiber internet plans and prices
AT&T’s fiber plan speeds range from 300Mbps up to 5,000Mbps for $55 to $245 per month. There are no contracts, and the monthly price includes router rental, installation, and unlimited data.
Xfinity offers plans from 300Mbps up to 2,000Mbps priced between $55 to $115 per month. Xfinity is not all-inclusive, so you may be on the hook for hidden costs like your router rental, professional or self-installation, and additional or unlimited data. Xfinity is cheaper than AT&T at face value, but Xfinity’s cable connection makes its upload speeds much lower than download.
Xfinity vs. AT&T Fiber: Fees for modem and installation
AT&T Fiber and Xfinity both offer great deals, so you’re in for a treat with whichever you choose. Both providers offer discounts when you bundle with mobile. AT&T offers a 20% discount on your internet portion of the plan if you sign up for mobile and internet on the same day, and Xfinity offers a free mobile line for one year when you sign up for internet with speeds 400Mbps or higher.
Xfinity add-ons and perks
Sign up for Xfinity Internet with at least 300Mbps speeds.
Order a Gigabit, Gigabit Plus, or Gigabit Extra plan.
Join through your Xfinity account after signing up for an Xfinity service, and enjoy discounted Universal tickets, sports giveaways, and more.
Get a five-year price guarantee on any of Xfinity's internet plans (unlimited data and equipment included). Expires September 30, 2025.
AT&T Fiber add-ons and perks
Sign up for AT&T Fiber and get up to $170 to cover your cancellation fee from your current internet provider. Must upload your final bill from your previous provider.
Download the app to go with your Wi-Fi equipment.
Add ActiveArmor to your plan.
What makes this review legit?
Our fact-based research process centers on interviews with internet customers across the country, helping us understand how internet services hold up against diverse needs and challenges.
To put together this review, we looked at results from our speed test, pulled data from customer satisfaction surveys, and pored over the fine print to compare prices and speeds between the two providers. To flesh out our analysis, we also interviewed AT&T and Xfinity customers to get their firsthand insights. We let their experiences guide our research and shape our conclusions. We also speak with ISP spokespeople and industry experts to get insights into connection types, speed capabilities, and other technical issues related to internet service.

The matchup: How we rate Xfinity vs. AT&T Fiber
For all our internet reviews, we give a rating based on three main criteria—speed and reliability, dollar value, and customer experience—which we then average to make an overall score.
Here, we compare those ratings face to face. We then offer some analysis and context for important factors to keep in mind.
Want to know more? Read our full-length AT&T review and Xfinity review.
Speed and reliability
AT&T offers fiber, fixed wireless, and DSL services. On the fiber side, you can expect it to be reliable, fast, and less prone to outages or slowdowns. The provider can get up to 8,000Mbps speeds, and the symmetrical download and upload speeds provide an overall smoother experience whether you’re streaming or uploading content.
“I like how fast and reliable it is,” says Lauren Hannula, who has been an AT&T customer in San Diego. “I’ve only had one outage in the five-plus years I’ve had AT&T, and it was resolved within a couple of hours,” Hannula explains. This seems to be a common experience for the average AT&T customer too. According to the thousands of survey respondents from HighSpeedInternet.com’s 2023 Customer Satisfaction Survey, AT&T ranks above average compared to other providers when it comes to reliability.
AT&T’s other services, AT&T Internet Air (a 5G home internet service) and its DSL service don’t get nearly as fast, and are seen as last resorts when you have fiber or cable internet as an option.
Xfinity ranks one decimal point higher than AT&T on the same survey when it comes to reliability. Xfinity also makes it onto Reviews.org’s Fastest Internet Providers report, which uses Xfinity internet speed test data. For a cable provider, this is impressive. Even though it has slower upload speeds and is more susceptible to outages, most customers indicate that their service gets the job done for them. Xfinity also offers up to 2,000Mbps download speed, which is more than enough for most families to carry out their daily internet activities.
Even though Xfinity scores higher than AT&T, Xfinity is a cable provider, so the speed and reliability of your service can be affected by additional factors like the age of your equipment and the weather. If you can get AT&T Fiber, you’re getting the superior connection type.
Dollar value
AT&T Fiber is available in 21 sates, but it doesn’t pack as much speed per dollar as other fiber providers like Google Fiber or Metronet. “It’s kind of expensive,” says Mike Hayden, an AT&T customer who works in real estate in Oak Park, Illinois. Although the prices may seem high, you also need to consider that AT&T Fiber’s monthly price is all-inclusive. All plans come with unlimited data, and there are no annual price increases, cancellation fees, router rental fees, or professional installation charges. This isn’t the same case for AT&T’s DSL plan, but even AT&T Internet Air includes all the extras. For ways to save extra, read our guide on how to lower your AT&T internet bill.
Xfinity, on the other hand, offers some of the cheapest plans available in 39 states. You get a really good deal with Xfinity: Fast speeds, lots of data, and low prices for the first one to three years on a promotional term. However, after this promotional term is over, you can experience a price increase by $20 to $30 each month. Xfinity sometimes offers router rental included in promotional terms, but this reverts back to $15 per month when the term is over. You also have to pay for professional installation. Even if you opt to self-install instead, you have to pay for that too.
AT&T and Xfinity score equally on dollar value. If you’re tossing up between the two though, it’s best to go with AT&T’s fiber plan. Even though it’s more expensive, the fiber connection gets you a smoother experience overall. It’s also future proof, so as technology advances, you’re in the right position to upgrade too. Xfinity uses an older cable technology, so even if it’s cheaper, it’s not the best quality for your money.
Customer experience
AT&T has a great reputation for its customer experience. The provider takes first place in the American Consumer Satisfaction Index (ASCI) Telecommunications Study 2024, beating all other fiber internet service providers for performance and customer experience. The provider also does well in HighSpeedInternet.com’s 2023 Customer Satisfaction Survey, scoring above average across speed, price, reliability, and customer service. “Fantastic service and experience,” remarks Danny Flanagan, an AT&T customer in Eastlake, Ohio. Flanagan says he was impressed by the attentive customer service and swift installation.
Xfinity also scores above average in HighSpeedInternet.com’s survey across the board. However, the cable provider comes in sixth place in the ASCI Telecommunications Study among non-fiber providers. This places it behind even some 5G home internet services like T-Mobile and Verizon, which typically have more variable service than cable internet plans. Customers tell Reviews.org that Xfinity’s advertised deals aren’t available for long-term customers, so getting a discount can prove difficult. “They always say, ‘Oh, only this [plan] is available,’ and pretty much you don’t have a choice,” says Bridget Gutierrez, an Xfinity customer who lives in suburban Albuquerque with her husband and two kids. Gutierrez tries to negotiate her plan every year, but hasn’t had any success yet.
AT&T is the clear winner here. AT&T provides high quality internet services to its customers, and its consistent results across different surveys demonstrates its ability to provide good customer experience. Xfinity isn’t too bad either, but increasing prices and only offering deals to new customers is definitely a drawback.
Overall quality: Which internet provider should you pick?
AT&T is a great internet provider, though you get the most bang for your buck out of its fiber internet service. It’s great that the provider offers fast symmetrical speeds and a reliable customer experience. The prices are more expensive than average internet prices, but you’re paying for a top-notch service that shouldn’t let you down.
Xfinity also performs well and gets fast download speeds for an affordable introductory rate. However, it’s never a favorable experience to see your bill rising while your neighbor signs up with cheap rates.
Overall, AT&T is the better pick if you can sign up to its fiber internet service. The provider’s customer-centric approach takes the hassle out of calculating your final bill because everything you need is included in the plan. There are no price increases to be wary of, or charges for extra data. Although Xfinity gets fast download speeds, you can’t beat symmetrical speeds that make uploading social media posts and video calls a breeze.
AT&T vs. Xfinity: What do customers think?
AT&T is a reliable fiber provider with stable prices.
AT&T customers are generally satisfied with their fiber internet service. “I would say their internet is reliable. It’s been relatively trouble free,” says Jane Collins, an AT&T customer who lives in the Detroit metro area. “The pricing has been stable,” she says.
While AT&T plans are tiered at specific speeds, you may be lucky enough to experience even faster download and upload speeds than advertised. “My advertised speeds are 300Mbps download and upload speed, but they’re very often faster than that,” says Lauren Hannula, who is a fan of AT&T’s fast and reliable network.
Not all AT&T customers think they’re getting the most bang for their buck. “I wouldn’t say it’s a good deal, but it’s comparable to the other ISPs I’ve used,” says Mike Hayden, an AT&T customer in Oak Park, Illinois. Hayden used to be an Xfinity customer, but now believes AT&T is the better provider in his town. While he has tried to barter down his monthly price with AT&T, he has yet to be successful. However, he did receive a $200 Visa gift card, a nifty outcome from his negotiation efforts.
Xfinity gets the job done, but its prices aren’t cheap forever
Xfinity customers have mixed experiences: Some customers run into outages, while others avoid any issues. “I’ve never had any real trouble with Xfinity,” says Bill Holmes, an Xfinity customer in Portland, Connecticut. “I’m one of those guys who tests their plans a lot to make sure I’m getting what I’m paying for. Overall, I’ve been very happy.” This contrasts with Bridget Gutierrez, an Xfinity customer in Albuquerque who frequently experiences outages. “It seems like every time I've gone up to the next speed, it didn't make a difference,” Gutierrez says.
Xfinity’s promotional prices last for only one to three years, so loyal customers feel like it’s unfair that new customers get deals while they’re left with rising bills. “The downside is the prices would often jump around after a year, and we would either end up paying more or switch plans,” says Derek Marsden, an Xfinity customer in Farmington, Utah.
To take advantage of Xfinity’s deals for new customers, Holmes canceled his Xfinity internet plan and signed up again under his wife’s name. “She’s a brand new customer, so we got a two-year [deal] for $39.99 a month,” he says.
Want AT&T or Xfinity? Find it in your area
Either way, AT&T and Xfinity make great choices for your home internet. Check if they’re available in your area by typing your zip code in our handy availability search box below. You can also compare available providers and see if there are better options and prices.
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