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Optimum vs. T-Mobile: Which Internet Provider Is Best for You?

Optimum has the edge with speed, but T-Mobile’s straightforward plan and policies receive higher customer ratings

  • Best for speed
    • Starting price: $25/mo.*
    • Speed: 200–8,000Mbps
    • Internet type: Cable & Fiber
    • Data cap: Unlimited
    • Contracts: No contract
  • Best for flexibility
    T-Mobile
    • Price: $50–$160/mo.
      w/ AutoPay, plus taxes & fees.
    • Speed: Up to 2,000Mbps
    • Internet type: 5G fixed wireless & Fiber
    • Data cap: Unlimited
    • Contracts: None

Compare Optimum and T-Mobile head to head

The speeds and service you get from both T-Mobile and Optimum depend entirely on where you live. T-Mobile offers fiber internet in a tiny portion of its footprint, but 5G fixed wireless internet everywhere else. Your connection quality depends on your distance from the tower. Optimum offers either cable or fiber internet, with differing speeds and prices in different areas.

You’re more likely to get fast speeds with Optimum, and prices are lower for at least a year,  but T-Mobile’s superb customer ratings prove that speed isn’t everything.

Pros and cons: Optimum vs. T-Mobile

Pros:

  • Faster speeds in more places
  • Better reliability in most places
  • Free Wi-Fi equipment

Cons:

  • Price hikes

T-Mobile

Pros:

  • No price hikes
  • No contracts
  • Free Wi-Fi equipment

Cons:

  • Few plan options

Want to know if Optimum or T-Mobile are in your area?

Enter your zip code for a quick list of local home internet providers.

Plans and pricing: Optimum vs. T-Mobile

If you live in an area with Optimum cable or fiber internet, you’ll get faster and more reliable service than you would with T-Mobile 5G. However, fiber internet from either Optimum or T-Mobile is a great choice.

Just keep in mind that Optimum’s rates typically go up after 12 months—something you don’t have to worry about with T-Mobile. Both companies offer free Wi-Fi equipment.

Optimum plans and pricing

PackagePriceSpeed
200 Mbps Internet $25/mo.*Up to 200Mbps
500 Mbps Internet $30/mo.*Up to 500Mbps
1 Gig Internet $50/mo.Up to 940Mbps
5 Gig Fiber Internet $75/mo.*Up to 5,000Mbps
8 Gig Fiber Internet $120/mo.*Up to 8,000Mbps

Optimum’s plan roster covers all the broadband bases. We like the 200 Mbps Fiber Internet plan best, as you get blazing-fast symmetrical speeds for a relatively low introductory rate. Its 300Mbps symmetrical speeds may be overkill for some homes, but at $30 per month, you’re not sacrificing much for the extra speed.

If you need faster speeds, Optimum has several gigabit plans, but watch for price hikes. Optimum usually raises prices  by $15 per month in year one, and then again in year two.

T-Mobile plans and pricing

PackagePriceSpeed
Rely Home Internet $50/mo.*
w/ AutoPay, plus taxes & fees.
Up to 415Mbps
Amplified Home Internet $60/mo.*
w/ AutoPay, plus taxes & fees.
Up to 498Mbps
All-In Home Internet $70/mo.*
w/ AutoPay, plus taxes & fees.
Up to 498Mbps
AWAY™-200 GB Plan $110/mo.
w/ AutoPay
Up to 292Mbps
AWAY™Unlimited Plan $160/mo.
w/ AutoPay
Up to 361Mbps
Fiber 300 $40/mo.
5 year price guarantee. w/AutoPay. Guarantee exclusions like taxes and fees apply.
Up to 300Mbps
Fiber 500 $55/mo.
5 year price guarantee. w/AutoPay. Plus taxes and fees apply.
Up to 500Mbps
Fiber 1 Gig $75/mo.
5 year price guarantee. w/AutoPay. Guarantee exclusions like taxes and fees apply.
Up to 1,000Mbps
Fiber 2 Gig $95/mo.
5 year price guarantee. w/AutoPay. Guarantee exclusions like taxes and fees apply.
Up to 2,000Mbps
Fiber Founders Club 2 Gig $70/mo.§
10-year Price Guarantee. w/ AutoPay. In select locations only. Exclusions like taxes and fees apply.
Up to 2,000Mbps

Optimum offers faster speeds and lower prices in most places, but its customer service policies aren’t great. Those low introductory rates feel like a win in the beginning, it’s important to know they could go up by $30 per month after two years.

Meanwhile, T-Mobile offers the conveniences of 5G and stress-free plan policies, plus fiber in a few areas. The setup is super simple—no cables, appointments, or technicians required. Also, moving the gateway to a better spot is as simple as connecting it to power. Any other type of internet service requires rerouting the cabling in your home.

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Deals and promotions: Optimum vs. T-Mobile

Optimum

  • Get reimbursed for up to four months of Optimum Internet service when you order through March 31, 2026
  • Get 6–12 months of HBO with ads with Optimum internet plans with 500Mbps speeds or faster
  • Get free pro installation when you order certain Optimum internet plans online

Get the Deal for Optimum

T-Mobile

  • Get a 5-Year Price Guarantee with any T-Mobile 5G Home Internet plan, not including taxes and fees
  • Get Hulu (With Ads) included with All-In Internet
  • T-Mobile Fiber customers can get up to $100 back with plans of at least 500Mbps, starting Feb. 4

Get the Deal for T-Mobile Home Internet

Extra fees: Optimum vs. T-Mobile

Equipment FeeInstallation FeeOther Fees
Optimum
  • Free gateway
  • $5/mo. Whole Home WiFi
$100 (free if ordered online)$10 late fee
T-MobileFree$35 activation feeVaries by state

Optimum and T-Mobile both skip equpiment rental charges, but if you need an upgrade consider purchasing your own modem and router (or gateway).

Customer ratings: Optimum vs. T-Mobile

Optimum T-Mobile
Overall3.3/54.1/5
Price2.9/54.1/5
Speed3.6/54.0/5
Reliability 3.4/53.9/5
Customer service 3.3/54.1/5

T-Mobile customers gave higher ratings in every category. Optimum was, unfortunately, one of the worst-performing providers.

Internet types: Optimum vs. T-Mobile

Internet typeView on provider site
Optimum Fiber or cableView Plans for Optimum
T-MobileFiber or 5G fixed wirelessView Plans for T-Mobile Home Internet

Optimum and T-Mobile use different technologies to deliver internet service. Optimum employs a mix of coaxial and fiber-optic cables, while T-Mobile’s tech uses fixed wireless internet from cell towers in most areas and fiber internet in others.

Data caps: Optimum vs. T-Mobile

ProviderData CapView on provider site
Optimum UnlimitedView Plans for Optimum
T-MobileUnlimitedView Plans for T-Mobile Home Internet

All Optimum and T-Mobile internet plans come with unlimited data. This is a huge plus, as daily life continues to require more and more gigabytes of internet traffic. Providers usually charge extra for unlimited data, if they offer it all.

Contracts: Optimum vs. T-Mobile

ProviderContract lengthView on provider site
Optimum Month to monthView Plans for Optimum
T-MobileMonth to monthView Plans for T-Mobile Home Internet

There are no cancellation fees with either T-Mobile or Optimum. However, Optimum has built-in price hikes after the promo period ends. T-Mobile doesn’t use introductory pricing, so your rate is less likely to change in the future.

Installation: Optimum vs. T-Mobile

ProviderInstallation optionsView on provider site
Optimum $100 (free if ordered online)View Plans for Optimum
T-MobileSelf-install ($35 activation fee)View Plans for T-Mobile Home Internet

Technically, Optimum charges $100 for an installation, but you can easily avoid the charge by ordering your service online. T-Mobile’s setup is so easy that it doesn’t even offer any type of professional installation, but you do have to pay a one-time activation fee.

Availability: Optimum vs. T-Mobile

T-Mobile’s 5G home internet coverage spans the entire continental U.S. because it runs on excess capacity from T-Mobile’s enormous cell network. It’s fiber network, however, is new and available only in a few places.

Optimum’s hardwired cable and fiber connections are present in 21 states, including a few particularly dense pockets in the east (most notably in the Tri-state area) and coverage sprinkled throughout the South that spills over into Texas and Oklahoma.

Is Optimum or T-Mobile 5G Home Internet available where you live?

If you’re ready for a switch, enter your zip code below to see if these two internet providers are available to you.

Final call: Optimum vs. T-Mobile

If you’re after the fastest speeds, Optimum is the way to go. Every one of its internet plans offers faster speeds than T-Mobile. But the trade-off is higher monthly rates and the usual ISP annoyances, like rental fees, term contracts, and price hikes.

On the other hand, if you have average internet needs and want simple, no-hassle internet, T-Mobile’s breezy customer experience has received excellent customer feedback.

Methodology

Our HighSpeedInternet.com editorial team bases our analyses on customer input from our annual customer satisfaction survey, results from our speed test tool, and proprietary internet provider data on speeds and pricing. To strengthen our research, we look closely at provider contracts to get hard-to-find information on price hikes, data caps, and extra fees, and we keep tabs on the latest news reports and online reviews. When applicable, we also rely on our personal experiences testing these services.

More about Optimum and T-Mobile

Disclaimers

Author -

Chili Palmer covers home tech services, with a special focus on understanding what families need and how they can stay connected on a budget. She handles internet access and affordability, breaking news, mobile services, and consumer trends. Chili’s work as a writer, reporter, and editor has appeared in publications including Telecompetitor, Utah Business, Idaho Business Review, Benton Institute for Broadband & Society, and Switchful.com.

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