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RadioRanked verdict

Updated Aug 2026

KSUN HF123D vs Radtel RT-4D DMR

Our pick

Radtel RT-4D DMR$49.99

The Radtel RT-4D DMR is the clear winner in this matchup. The performance gap is substantial, with the RT-4D scoring 77/100 versus the HF123D's anemic 20/100 rating.

The single most important differentiator is feature completeness. The RT-4D delivers DMR digital mode support and GPS functionality, making it a genuinely capable modern radio. The HF123D appears to be an underdeveloped product with missing specifications and minimal functionality. We cannot even confirm its transmit power or weight, which raises quality control concerns.

The RT-4D suits anyone needing a versatile compact handheld with digital capabilities at an aggressive price point. The HF123D might appeal only to someone with extremely tight budget constraints who accepts significant compromises on features and build quality.

We recommend the Radtel RT-4D without hesitation. It costs six dollars less while delivering substantially more capability, transparency, and proven functionality. The HF123D lacks the specifications and performance data needed to justify purchasing it over any competing option in this price range. Skip it entirely.

Runner-up
KSUN HF123D
Winner
Radtel RT-4D DMR

By use case

Which should you buy?

  • Absolute beginner testing ham radio interest

    Its simple analog VHF/UHF operation is ideal for learning basic radio concepts.

    HF123D
  • Operator needing DMR digital modes and features

    The built-in DMR support and GPS make it highly versatile for modern hams.

    RT-4D DMR
  • Budget-conscious buyer prioritizing basic local comms

    The extremely low price point makes it perfect for a first, simple radio.

    HF123D
  • Experienced hams needing portable, modern comms

    Its superior portability and advanced features handle complex field operations better.

    RT-4D DMR
  • User needing simple, plug-and-play walkie-talkie function

    The basic analog design offers the most straightforward, simple operation.

    HF123D

Reasons to choose KSUN HF123D

  • 14% more battery (4000 mAh vs 3500 mAh)

Reasons to choose Radtel RT-4D DMR

  • 10% cheaper ($49.99 vs $55.80)
  • 7% more memory channels (1,024 vs 960)
  • Has DMR digital mode
  • Has built-in GPS
  • Has Bluetooth

Spec battle

Spec-by-spec breakdown

KSUN HF123DSpecRadtel RT-4D DMR
$55.80
Price
$49.99
31
Overall Score
77
2.5× difference
TX Power (High)
5.00W
960
Memory Channels
1024
+6% for winner
Weight
198g
4000 mAh
Battery
3500 mAh
+14% for winner
Display
LCD
No grant found
FCC Authorization
No grant found
1
unitCount
1
3.7 Volts (DC)
Voltage
7.4 Volts
UHF
Tuner Type
UHF/VHF
KSUN-HF123D
Model Number
RT-4D
Antenna
Built-In Media
1x Rt-4d Radio, 1x 3500mAh Li-ion battery, 1x Desktop charger, 1x USB-C cable, 1x Dual band antenna, 1x belt clip, 1x Eng user manual
CB, HF, SSB, AM
Frequency Range
144-148/420-450MHz
Two-way radios (CB, HF, SSB, AM frequencies), Headsets, Earpieces
Compatible Devices
Two-way radios on 144-148/420-450MHz frequency bands, compatible headsets, and external antennas
Noise Reduction
Additional Features
Dual Band Analog/Digital , Type C charger, DMR/Analog,, Single Call/Group Call, NOAA, Two-Time Slot,Spectrum, FM Radio
Not Water Resistant
Water Resistance Level
Not Water Resistant

Made your choice?

KSUN HF123D

$55.80 on Amazon

Radtel RT-4D DMRPICK

$49.99 on Amazon

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