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RadioRanked verdict

Comet

Comet SMA-24 (SMA-Male)

The premium choice for SMA-Male radios. You pay for Comet's build quality more than for a big performance jump, but it is the whip that will not let you down.

★★★★4.4(9 reviews)
VHFUHF
Comet SMA-24 (SMA-Male)
$31.99 on Amazon
Price updated 8/28/2026

Proprietary RR score

How we scored it

Value
54
Performance
76
Portability
53

Performance is derived from the antenna's length in wavelengths on each band it covers, not from the advertised gain. How we score →

Length versus wavelength

What 450 mm Buys You

An antenna radiates according to its length measured in wavelengths, not according to the number on the packaging. Here is where this one lands on each band it covers.

BandWavelengthThis antennaWorks out as
VHF146 MHz2053 mm0.22 λquarter wave
UHF435 MHz689 mm0.65 λ5/8 wave

Decision helper

Is this antenna right for you?

Yes, if you're…

  • Yaesu, Kenwood, and similar SMA-Male radios
  • Operators who want a long-lasting quality whip

Skip it, if you're…

  • Baofeng-style radios with SMA-Female jacks (get the SMA-24J)
  • Tight budgets

Tradeoffs

The good and the bad

What we like

  • Premium build from a respected maker
  • Superflex element resists kinking
  • Correct SMA-Male jack for Yaesu and Kenwood
  • Strong 70cm performance

What we don't

  • Costs more than a Nagoya
  • Long at 17.7 inches

Ready to buy?

Fast Prime shipping, no-questions-asked returns through Amazon.

★★★★4.4(9 Amazon reviews)
5 star
85%
4 star
0%
3 star
0%
2 star
0%
1 star
15%

Overview

The Comet SMA-24 is the SMA-Male version of Comet's premium superflex dual-band whip, built for radios with an SMA-Male antenna jack. It gives Yaesu, Kenwood, and TYT owners a high-quality alternative to the Nagoya whips.

Like the SMA-24J, it is a 17.7-inch superflex element with strong 70cm performance and build quality well above the cheap clones. Confirm your radio uses an SMA-Male jack before buying.

Specifications

Frequency bands
VHF, UHF
Gain
3.50 dBi
Connector
SMA-Male
Length
450 mm
Antenna type
whip
Flexible
Yes
color
Black
unitCount
0

Fits These Radios

Radios we track that take a SMA-Male antenna and cover this antenna's bands. Top-scoring picks first.

Key Features

  • 17.7-inch superflex dual-band whip (144/430 MHz)
  • Comet-rated 2.15 dBi on 2m, 3.5 dBi on 70cm
  • SMA-Male connector for Yaesu, Kenwood, and similar female-jack radios
  • Superflex element resists kinking and stress on the antenna port
  • Japanese-made build a step above budget clones