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RadioRanked verdict

Updated Nov 2026

Radtel RT-493 vs Retevis A3

Our pick

Radtel RT-493$32.99

The Radtel RT-493 is the clear winner for budget-conscious buyers seeking better specifications for the money. RadioRanked's overall score reflects that the RT-493 delivers better listed specs at a significantly lower price: $33 versus $108 for the Retevis A3.

The single most important differentiator is price paired with known specifications. The RT-493 offers a confirmed 10W transmit power at less than one-third the cost. We lack the A3's transmit power specification, which is a notable gap in our data, but this missing figure does not change the value proposition. Both radios share identical feature sets: no DMR, APRS, or GPS capability, and both lack CHIRP support. They're effectively matched on weight at 280g and 286g respectively.

Owner feedback slightly favors the RT-493, with 4.1 stars across 135 Amazon reviews compared to the A3's 3.6 stars from 31 reviews. This suggests more widespread buyer satisfaction, though the smaller sample size for the A3 leaves some uncertainty.

Buy the Radtel RT-493 if you need a basic handheld radio and want maximum value. Buy the Retevis A3 only if its unknown specifications meet requirements the Radtel cannot, or if you have specific brand loyalty reasons.

The RT-493 is the recommended choice for most users.

By use case

Which should you buy?

  • Budget-conscious outdoor communicator

    Costs less and offers an IP67 rating for rough outdoor use with 10 watts output.

    RT-493
  • New licensed technician exploring multiple bands

    Covers VHF, UHF, and 6m with 999 channels, suiting a learning licensee exploring bands.

    A3
  • NOAA weather monitoring and repeater user

    Its VHF coverage and larger 999-channel memory suit NOAA weather monitoring and repeater use.

    A3
  • Budget GMRS or business frequency user

    Radtel covers UHF business and GMRS frequencies at a lower cost with 199 channels.

    RT-493
  • Field operator running simplex links

    Its rugged IP67 build and 10-watt output suit field work on simplex links.

    RT-493

Reasons to choose Radtel RT-493

  • 70% cheaper ($32.99 vs $109.99)
  • 12% more battery (2800 mAh vs 2500 mAh)
  • 6g lighter (280g vs 286g)
  • IP67 water resistance

Reasons to choose Retevis A3

  • 5x more memory channels (999 vs 199)

Spec battle

Spec-by-spec breakdown

Radtel RT-493SpecRetevis A3
$32.99
Price
$109.99
59
Overall Score
27
2.2× difference
10.00W
TX Power (High)
—
199
Memory Channels
999
5.0× difference
280g
Weight
286g
+2% difference
2800 mAh
Battery
2500 mAh
+12% for winner
IP67
IP Rating
—
No grant found
FCC Authorization
No grant found
1
unitCount
1

Made your choice?

Radtel RT-493PICK

$32.99 on Amazon

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