Optimum Mobile review: What to consider before switching

Name: Optimum Mobile Review
Item: Optimum Mobile
Rating: 3.2
Author: Rob Webber

Optimum Mobile scores 3.2/5. A reasonable add-on for Optimum Internet customers, but the bundling requirement limits its appeal.

Written by Rob Webber · 5 min read · Last updated January 18, 2025

At a glance

Value for money: Optimum Mobile offers T-Mobile coverage for Optimum Internet customers.
Coverage: Coverage on the T-Mobile network.
Customer experience: Customer service tied to Optimum's ecosystem.
Transparency: Pricing is straightforward.
Range of choice: Limited plan selection.

Our editorial process

3.2

MoneySavingPro rating

Value for money

3.0

Coverage

4.0

Customer experience

3.0

Transparency

3.0

Range of choice

3.0

Pros

T-Mobile 5G & 4G LTE network coverage
Bundled savings for Optimum Internet customers
No contract

Cons

Requires Optimum Internet
Limited availability
Mixed customer service

Deep dive: An in-depth Optimum Mobile review

Jump to section ▾

What is Optimum Mobile?
Plans & Pricing
Is Optimum Mobile a good value?
Network Coverage
My viewpoint

What is Optimum Mobile?

Optimum Mobile is a wireless service offered by Altice USA for Optimum Internet subscribers. It operates on T-Mobile's network and is available in Optimum's service areas in the Northeast US.

Plans & Pricing

Is Optimum Mobile a good value?

For existing Optimum Internet customers, it can be a convenient add-on. For everyone else, MVNOs like Tello or Mint Mobile offer T-Mobile coverage without bundling requirements.

Network Coverage

Optimum Mobile uses T-Mobile's network. Check the Optimum Mobile coverage map for service availability.

My viewpoint

Short answer: Only worth considering if you already have Optimum Internet. Otherwise, standalone MVNOs provide better value.

Best Optimum Mobile plans

1GB

T-Mobile network · 1GB data

$15/mo

3GB

T-Mobile network · 3GB data

$25/mo

Unlimited

T-Mobile network · Data-only data

$45/mo

Unlimited Max

T-Mobile network · Data-only data

$55/mo

Switch online in minutes
Same T-Mobile coverage
Unlimited talk & text
No surprise price hikes
No long-term contracts

Get the same T-Mobile coverage 6× cheaper

Save $900/yr over T-Mobile Go5G Plus direct

Best value

Optimum Mobile

1GB

$15 /mo

$180/yr

4.1

Currently unavailable

T-Mobile

Big Wireless

T-Mobile direct

Go5G Plus

Unlimited

$90 /mo

$1,080/yr

Same T-Mobile 5G & 4G LTE coverage. Higher monthly bill.

See at T-Mobile

Cost over time — Optimum Mobile vs T-Mobile

Optimum Mobile

T-Mobile direct

1 year Save $900

$1,080

$180

2 years Save $1,800

$2,160

$360

3 years Save $2,700

$3,240

$540

Estimated cost based on advertised monthly price. Excludes taxes, fees, and one-time charges. T-Mobile Go5G Plus retail price as of plan listing.

Optimum Mobile Coverage

Optimum Mobile uses the T-Mobile network. See our full coverage analysis:

Optimum Mobile Coverage Map →

Compare Optimum Mobile vs other carriers

How do Optimum Mobile plans compare?

T-Mobile 4G & 5G

1GB data

$15/mo

$180/yr

⭐ 4.1 on Trustpilot

T-Mobile 4G & 5G

5GB data

$16/mo

$192/yr

See at Flex Mobile

T-Mobile 4G & 5G

1GB data

$15/mo

$180/yr

AT&T 4G & 5G

N/A

N/A/mo

Optimum Mobile FAQs

Is Optimum Mobile worth it?

Optimum Mobile earns a 3.2/5 on MoneySavingPro. Optimum Mobile scores 3.2/5. A reasonable add-on for Optimum Internet customers, but the bundling requirement limits its appeal.

What are the pros and cons of Optimum Mobile?

Pros: T-Mobile 5G & 4G LTE network coverage, Bundled savings for Optimum Internet customers, No contract. Cons: Requires Optimum Internet, Limited availability, Mixed customer service.

How much does Optimum Mobile cost?

Optimum Mobile plans start at $15/mo. All plans are prepaid with no hidden fees.

Is Optimum Mobile better than T-Mobile?

Optimum Mobile uses the same T-Mobile network at up to 70% less per month. Coverage and call quality are identical — only the price is different.

Does Optimum Mobile have good customer service?

Optimum Mobile scores 3/5 for customer experience on MoneySavingPro. Customer service tied to Optimum's ecosystem.