T-Mobile vs Xfinity Mobile: Which carrier is best?

We compared T-Mobile & Xfinity Mobile plans, coverage & customer ratings: Which cell phone service is best for you?
Unlimited data
T-Mobile 5G & 4G networks
$840/yr Total cost
Unlimited data
Verizon 5G & 4G networks
Save $300/yr
* Available to Xfinity Internet Customers
Cheap T-Mobile phone plans starting at $0/mo* -Compare Now
Rob Webber
Rob Webber

Rob Webber


About Rob

Rob has 15+ years experience running price comparison & review websites that empower consumers to find the cheapest cell phone services, cell phone deals, home phone, and internet providers available. He has been published in Forbes, US News, Entrepreneur, Huffington Post, Inc.

Rob's Expertise

5G wireless networks, cell phone plans, cell phone deals, MVNOs, internet services, tablets, comparison shopping, money saving, reviewing telecom products & services

- Last updated on January 21st, 2023

MoneySavingPro independently researches the products & services to bring you our recommendations. We may earn money when you click our links - disclosure policy.

Looking to switch carrier but not sure if Xfinity Mobile or T-Mobile is better?

Within this guide, you'll be able to compare Xfinity Mobile and T-Mobile coverage, features, plans and prices side-by-side, so you can decide for yourself which carrier offers the best deal.

Switch & Save $600/yr - Calculate Your Savings

Xfinity Mobile vs T-Mobile comparison

Our Rating:
View Plans

Read our Xfinity Mobile review

Our Rating:
T-Mobile Plans

Xfinity Mobile



  • 5G nationwide network

  • Unlimited data plans

  • Access to millions of Wi-Fi hotspots


  • Very good network coverage

  • Fast data speeds

  • Good value if you buy 4 lines

  • Transparent pricing


  • Only for Xfinity internet customers

  • Data slowed over 20GB of usage


  • Expensive

  • Limited range of plans

  • Unlimited' plans are not unlimited

Xfinity Mobile vs T-Mobile plans

Xfinity Mobile plans start at $45 and T-Mobile plans start at $70. With no contract, you can get some of the cheapest cell phone plans when shopping for a deal with MVNO's like Xfinity Mobile.

Xfinity Mobile SIM card vertical

Xfinity Mobile Unlimited

  • Verizon 5G & 4G LTE network
  • Unlimited talk and text
  • Unlimited data
* Available to Xfinity Internet Customers
View Plans

This Xfinity Mobile Unlimited plan includes unlimited mins, unlimited texts and unlimited data for only $45 per month. Xfinity Mobile plans offers wireless coverage on the Verizon 5G and 4G LTE network. Read Xfinity Mobile review

Compare T-Mobile unlimited plans

Plan Data Monthly Price Annual Cost
T-Mobile Magenta Unlimited $70 $840
T-Mobile Magenta Max Unlimited $85 $1,020

T-Mobile vs Xfinity Mobile comparison

Keep your T-Mobile phone, number & coverage: Save $300 per year


Network Coverage

4G/5G Data


Annual Cost


T-Mobile 4G & 5G




Xfinity Mobile

T-Mobile 4G & 5G




*Don't waste money on unlimited data - Avg. data usage is only 3-5GB




Xfinity Mobile vs T-Mobile coverage

Xfinity Mobile is powered by Verizon. Coverage can vary depending on your location. You can check their availability in your area by using our coverage checker.

Xfinity Mobile coverage

Xfinity Mobile is powered by Verizon 5G & 4G LTE wireless networks.

View Xfinity Mobile coverage map

Verizon coverage map

T-Mobile coverage

View T-Mobile coverage map

T-Mobile coverage map

Find the cheapest cell phone service in your area

Enter your ZIP code below to find the best cell phone service in your area.

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Xfinity Mobile vs T-Mobile plan features

Carrier Features Xfinity MobileT-Mobile
Networks VerizonT-Mobile
Data Speed 5G & 4G LTE5G & 4G LTE
3G Network CDMAGSM
Mobile Hotspot
Bring Your Phone Yes (Only iPhones)
Keep Your Number
Contract No - prepaidNo - Postpaid
Credit Check
Customer Service 24/7
Money Back Guarantee
5G 0
Taxes/fees included
WiFi Calling
Visual Voicemail
Multi-line Discounts
Multi-month Discounts
International Calls
International Roaming

Xfinity Mobile vs T-Mobile customer service

Xfinity Mobile customer service

124 Xfinity Mobile customer reviews

Contact Xfinity Mobile customer care

  • Call (888) 936-4968

  • Tag @xfinitymobile on Twitter

T-Mobile customer service

Contact T-Mobile customer care

  • Call (877) 746-0909

  • Tag @TMobile on Twitter

T-Mobile vs Xfinity Mobile FAQs

What's the difference between T-Mobile and Xfinity Mobile?

Xfinity Mobile is an MVNO with Verizon 5G & 4G wireless coverage, they offer cell phone plans starting at $45/mo. While T-Mobile's phone plans start at $70/mo.

Is Xfinity Mobile as good as T-Mobile?

Xfinity Mobile is powered by the Verizon network, they offer much cheaper cell phone service than T-Mobile. However, because Xfinity Mobile is an MVNO, data speeds may be slowed during peak times.

Do T-Mobile phones work with Xfinity Mobile?

Most recent T-Mobile phones should work with Xfinity Mobile as long as the device is unlocked. Before signing up, you can check your device's compatibility on the Xfinity Mobile website.

Does Xfinity Mobile use T-Mobile network towers?

No. Xfinity Mobile operates on the Verizon 5G & 4G LTE wireless networks.