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GMRS vs FRS vs ham: which do you need?

If your group stays within about half a mile through trees or houses, or a mile or two in the open, a license-free FRS radio is enough. Get GMRS when you want more power, repeaters or a car radio. It costs $35, needs no test, and covers your whole family for 10 years. Ham radio needs an exam, so it's for hobbyists.

A green Retevis walkie-talkie held in one hand
Photo: CaioCastro34, CC BY-SA 4.0

The difference is power

FRS and GMRS share the same 22 channels. "The FRS is allotted 22 channels, each having a channel bandwidth of 12.5 kHz. All of the FRS channels are also allotted to the General Mobile Radio Service (GMRS) on a shared basis." 47 CFR 95.563 What changes is how much power each may use.

Most power allowed per channel: FRS vs GMRS0.5 W2 W5 W50 W2 WFRS5 WGMRSChannels 1–7462 MHz, GMRS handheld or car0.5 WFRS0.5 WGMRSChannels 8–14467 MHz, GMRS handheld only2 WFRS50 WGMRSChannels 15–22462 MHz, GMRS car or base radioMost power allowed (log scale)
Most power allowed. FRS: "the ERP on channels 8 through 14 does not exceed 0.5 Watts and the ERP on channels 1 through 7 and 15 through 22 does not exceed 2.0 Watts" 47 CFR 95.567 GMRS handhelds: "transmitting on the 462 MHz interstitial channels must not exceed 5 Watts." 47 CFR 95.1767 GMRS car and base radios: "The transmitter output power of mobile, repeater and base stations must not exceed 50 Watts." 47 CFR 95.1767

More power helps less than you'd think. Range depends mostly on what's between the radios. A 5-watt GMRS handheld in the woods may only beat a 2-watt FRS radio by a little. See measured range. The real gains come from GMRS car radios and from repeaters, towers that relay your signal.

Side by side

FRSGMRSHam
LicenseNone$35, no test, family coveredExam required
Handheld power2 W (0.5 W on 8–14)5 W (0.5 W on 8–14)Varies by band and license
Car and base radiosNoUp to 50 WYes
RepeatersNoYesYes
Removable antennaNo. "The antenna must be a non-removable integral part of the FRS transmitter type." 47 CFR 95.587AllowedAllowed
Good forKids, family trips, eventsHiking, off-road, cars, longer distancesHobby, emergencies, long distance

How to get a GMRS license

  1. Be 18 or older (47 CFR 95.1705).
  2. Create a free FCC account and FRN number in the FCC's License Manager.
  3. Apply for GMRS and pay the $35 fee. "New license, modification $35." 47 CFR 1.1102
  4. Use the call sign the FCC gives you. It covers your immediate family.

The FCC's license file lists 460,770 active GMRS licenses, so you're far from alone.

One rule to know before you buy

Since 2019, no new radio may be sold for both services. "no person shall be permitted to manufacture or import, sell or offer for sale any radio equipment capable of operating under both this subpart (GMRS) and subpart B (FRS) of this chapter." 47 CFR 95.1791 So a radio is either FRS or GMRS. Check which one yours is.

Questions people ask

Do I need a license for walkie-talkies?

Not for FRS radios. You do for GMRS: "A valid individual license is required to operate a GMRS station." 47 CFR 95.1705

Who does a GMRS license cover?

You and your family. "Any individual who holds an individual license may allow his or her immediate family members to operate his or her GMRS station or stations." 47 CFR 95.1705 "Immediate family members are the licensee's spouse, children, grandchildren, stepchildren, parents, grandparents, stepparents, brothers, sisters, aunts, uncles, nieces, nephews, and in-laws." 47 CFR 95.1705

How much is a GMRS license and how long does it last?

The FCC fee schedule lists $35 for a new license. In the FCC's own license file, 460,770 GMRS licenses are active. A new license lasts 10 years.

Can an FRS radio and a GMRS radio talk to each other?

Yes. GMRS radios include all 22 FRS channels. The FRS user just can't use the extra GMRS power or repeaters. The rule: "The FRS is allotted 22 channels, each having a channel bandwidth of 12.5 kHz. All of the FRS channels are also allotted to the General Mobile Radio Service (GMRS) on a shared basis." 47 CFR 95.563

Is ham radio the same thing?

No. Ham is a separate service with its own radios and rules, and it needs a test. "Each applicant must pass an examination for a new amateur operator license grant" 47 CFR 97.501