Cheapest T-Mobile data SIM card
If you need access to Wi-Fi when you're travelling data only SIM cards can help keep you connected.
With T-Mobile MVNOs you'll receive the same quality coverage, but their low-cost plans can save you up to $600 a year.
Mobile Virtual Network Operators are low-cost carriers, operating on the same US networks, but at half the price. MVNOs have been growing in popularity and are one of the easiest ways to save money on your wireless device bills.
We've compared all data only SIM cards with T-Mobile MVNOs for you to take a look at below.
| T-Mobile hotspot data SIM | US Mobile |
| T-Mobile 4G data SIM | Mint Mobile |
| T-Mobile 5G data SIM | Ultra Mobile |
| T-Mobile BYOD SIM | US Mobile |
Best cheap T-Mobile data SIM cards
Cheapest T-Mobile data only SIM card for hotspots
- Minutes
- 0
- Texts
- 0
- Data
- 4GB
- Price
- $15* FREE 10-Day Trial
This US Mobile SIM kit includes 4GB data for $15 for 1 month of wireless service. US Mobile internet plans offer wireless coverage on the T-Mobile 5G and 4G LTE network. To learn more about why this is one of the best cell phone plans, check out MoneySavingPro's US Mobile review
Pros
Flexible, no contract plans
24/7 customer service
5G coverage available
Cons
No international calling
Phone selection
Benefits
Coverage on either the T-Mobile or Verizon network
Risk-free trial: Full refund within 14 days or before 1000 talk, text, or MB's is used
Prepaid - no contract, credit check, or activation fee
Bring your own GSM or CDMA phone or choose from a small selection of phones for sale
Keep your own phone number
Mobile hotspot use available as add-on option with unlimited data plans
International roaming plans available with eSIMs
Add-ons available for talk, text, and data, with rollover
24/7 customer support
Cheapest T-Mobile data only SIM card for 4G
- Minutes
- 0
- Texts
- 0
- Data
- 10GB
- Price
- $20** 3 Months FREE: $60 for 6 mths service
This Mint Mobile SIM kit includes 10GB data for $20 for 3 months of wireless service. Mint Mobile internet plans offer wireless coverage on the T-Mobile 5G and 4G LTE network. To learn more about why this is one of the best cell phone plans, check out MoneySavingPro's Mint Mobile review
Pros
Offers the latest phones with 0% finance
Prepay months in bulk for more savings
Reliable network coverage
Works with most GSM phones
Cons
No family plans
Minimum 3 months
Benefits
Operates on the nationwide T-Mobile network
7-day money-back guarantee
Prepaid - no contract, credit check, or activation fee
Bring your phone or buy a Mint Mobile device
Keep your phone number
Using your phone as a mobile hotspot is permitted
Free calling to Canada & Mexico, affordable rates to 160+ other locations
Flat-rate international roaming available as an add-on feature
Customer service by phone on weekdays and weekends, 24/7 by virtual chat
Cheapest T-Mobile data only SIM card for 5G
- Minutes
- 0
- Texts
- 0
- Data
- 3GB
- Price
- $288** Only $120 for 12 Mths Service
This Ultra Mobile SIM kit includes 3GB data for $288 for 12 months of wireless service. Ultra Mobile internet plans offer wireless coverage on the T-Mobile 5G and 4G LTE network. To learn more about why this is one of the best cell phone plans, check out MoneySavingPro's Ultra Mobile review
Pros
Simple account dashboard
Unlimited international talk and text
Nationwide coverage
Cons
Customer service
Benefits
Coverage provided on the nationwide T-Mobile network
Prepaid service - no contract, credit check, or activation fee
Bring your own compatible GSM phone or buy one from Ultra Mobile
Mobile hotspot use supported
Unlimited global texting and unlimited calling to 80+ countries
International roaming credits available in $5, $10, or $20 denominations
International plan tier comes with uTalk - a feature that gives you up to 1250 bonus minutes to your choice of 39 additional destinations
Customer service available by phone, email, and chat from 6am to 6pm every day
Cheapest T-Mobile data only SIM card for BYOD
- Minutes
- 0
- Texts
- 0
- Data
- 2GB
- Price
- $10* FREE 10-Day Trial
This US Mobile SIM kit includes 2GB data for $10 for 1 month of wireless service. US Mobile internet plans offer wireless coverage on the T-Mobile 5G and 4G LTE network. To learn more about why this is one of the best cell phone plans, check out MoneySavingPro's US Mobile review
Pros
Flexible, no contract plans
24/7 customer service
5G coverage available
Cons
No international calling
Phone selection
Benefits
Coverage on either the T-Mobile or Verizon network
Risk-free trial: Full refund within 14 days or before 1000 talk, text, or MB's is used
Prepaid - no contract, credit check, or activation fee
Bring your own GSM or CDMA phone or choose from a small selection of phones for sale
Keep your own phone number
Mobile hotspot use available as add-on option with unlimited data plans
International roaming plans available with eSIMs
Add-ons available for talk, text, and data, with rollover
24/7 customer support
Best prepaid T-Mobile data only SIM cards
| Carrier | Data | Network | Price |
|---|---|---|---|
| Tello 2GB data only SIM kit | 2GB | T-Mobile | $10 |
| Mint Mobile 4GB data only SIM kit | 4GB | T-Mobile | $15** 3 Months FREE: $45 for 6 mths service |
| Mint Mobile 10GB data only SIM kit | 10GB | T-Mobile | $20** 3 Months FREE: $60 for 6 mths service |
| Tello unlimited data only SIM kit | Unltd | T-Mobile | $29 |
| Boost Mobile 5GB data only SIM kit | 5GB | T-Mobile | $5** 66% Off for 3 Months |
T-Mobile data SIM card sizes
There are three different SIM card sizes. Each has an adapter in case you want to switch to a phone with an incompatible SIM Card slot.
- Standard SIM Card - The original SIM Card size is similar to any card in your wallet. However, if you want to transfer your data to a new phone, you can take out a small portion of the SIM card to insert into another iPhone.
- Micro SIM Card - Micro SIM Cards were introduced in 2010. The Micro SIM Card size is small compared to the original SIM card but not quite as small as the Nano SIM card.
- Nano SIM Card - Nano SIM Cards are the smallest SIM cards that came out in 2013.
How to remove a T-Mobile data SIM card
To remove the SIM card from your T-Mobile device all you need is the SIM card remover tool provided to you when you bought your device or a small paper clip.
- If using the paperclip, unfold it and gently insert the end into the small pinhole in the SIM tray.
- Press gently until the SIM tray pops up, you do not need to use much pressure.
- Pull the SIM tray out gently, be careful the SIM card does not fall out.
- Swap your SIM card over, making sure you have aligned the SIM in the correct position.
- Re-insert the SIM tray into the phone.
T-Mobile data SIM card FAQs
Where can I buy a prepaid T-Mobile data SIM card?
T-Mobile MVNOs offer a variety of prepaid plans. You just purchase a SIM card kit, with no need to upgrade your handset.
How much is a T-Mobile data SIM card?
T-Mobile MVNO prepaid plans start from around $10.
How do you activate a T-Mobile data SIM card?
When you receive your SIM card, pop it into your device and follow the activation instructions.
Recap
Do you really need unlimited data? One of the first places you can save money on your data only SIM is by checking your estimated data use.
On average we only use around 3 to 5GB a month, so by opting for a set data limit plan you could get more bang for your buck.
You'll be able to access Wi-Fi where the T-Mobile network is available. So if you're traveling you can check cell phone coverage for any area with the ZIP code.
