Flex Mobile vs Tello
By Rob Webber • Founder & Editor
Head-to-head comparison of plans, features, and pricing
Flex Mobile
T-Mobile network
$—/mo
0 plans available
Tello
T-Mobile network
$8/mo
7 plans available
Feature Comparison
Feature Flex Mobile Tello
Networks — T-Mobile
Data Speed — 5G & 4G LTE
3G Network — GSM
Mobile Hotspot — ✅
5G — ✅
VoLTE — ✅
WiFi Calling — ✅
Visual Voicemail — ✅
Bring Your Phone — ✅
Keep Your Number — ✅
Contract — Prepaid
Credit Check — ❌
Taxes Included — ❌
Multi-line Discounts — ✅
Multi-month Discounts — ❌
Money Back Guarantee — ❌
Customer Service — Mon-Sun 8am-11:45pm ET
International Calls — Yes - 60+ countries
International Roaming — Yes - As add-on
Plans Side by Side
Flex Mobile Plans
Tello Plans
Unlimited Talk & Text
Talk & Text · 5G
$8
1GB
1GB · 5G
$9
2GB
2GB · 5G
$10
5GB
5GB · 5G
$14
10GB
10GB · 5G
$19
15GB
15GB · 5G
$24
Unlimited
Unlimited · 5G
$25
Our Verdict
Flex Mobile is better for budget-conscious users who want plans starting at $0/mo on the T-Mobile network. Tello is better if you want plans on the T-Mobile network starting at $8/mo. Both carriers offer the same tower coverage as Big Wireless at a fraction of the price.
Who Should Choose Flex Mobile
- ✓ You want the T-Mobile network
- ✓ Plans starting at $0/mo
- ✓ 0 plan options to choose from
Who Should Choose Tello
- ✓ You want the T-Mobile network
- ✓ Plans starting at $8/mo
- ✓ 7 plan options to choose from
Frequently Asked Questions
Is Flex Mobile or Tello cheaper?
Flex Mobile is cheaper, with plans starting at $0/mo. Tello starts at $8/mo.
Which network does Flex Mobile use?
Flex Mobile uses the T-Mobile network. You get the same coverage as T-Mobile customers at a lower price.
Which network does Tello use?
Tello uses the T-Mobile network. You get the same coverage as T-Mobile customers at a lower price.
Can I keep my phone number if I switch to Flex Mobile or Tello?
Yes. Both carriers support number porting. You can transfer your existing phone number in about 10-30 minutes during the sign-up process.
Do Flex Mobile and Tello offer 5G?
Most modern plans from both Flex Mobile and Tello include 5G access at no extra cost where the network supports it.