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RadioRanked verdict

Updated Aug 2026

Baofeng UV-21R vs Radtel RT-4D DMR

Our pick

Radtel RT-4D DMR$49.99

The Radtel RT-4D DMR is the clear winner for most users, despite costing twice as much. The single most important differentiator is feature set versus price. The UV-21R is a no-frills analog workhorse offering basic FM operation, CHIRP compatibility, and unbeatable value, making it ideal for budget-conscious beginners who just need simple local communication. The RT-4D justifies its fifty dollar price tag with DMR digital capability, built-in GPS, and superior overall design maturity, making it the better choice for operators who want modern features and plan to use digital networks.

For most amateur radio operators, the RT-4D represents significantly better value once you account for features, with its higher score reflecting real-world performance improvements. However, if you're strictly limited to twenty-five dollars or genuinely need nothing beyond basic analog FM, the UV-21R won't disappoint. We recommend the Radtel RT-4D for nearly everyone except the most budget-constrained newcomers. It's a capable mid-tier handheld that delivers modern amateur radio functionality without premium pricing.

By use case

Which should you buy?

  • Absolute beginner needing basic VHF/UHF

    Its simple interface and low cost make it ideal for first-time licensed operators.

    UV-21R 6W Tri-Band
  • Operator needing DMR digital communication

    The inclusion of native DMR support makes this radio highly versatile for modern hams.

    RT-4D DMR
  • Portable operations prioritizing weight and features

    The lighter weight and added GPS/Bluetooth features enhance portability significantly.

    RT-4D DMR
  • Budget-conscious local simplex net operations

    The significantly lower price point makes it the best choice for basic local netting.

    UV-21R 6W Tri-Band
  • Advanced hams needing multi-mode versatility

    Its combination of DMR, GPS, and analog modes offers superior feature depth.

    RT-4D DMR

Reasons to choose Baofeng UV-21R

  • 42% cheaper ($28.77 vs $49.99)
  • 20% more TX power (6W vs 5W)
  • Has CHIRP compatibility
  • Has color TFT display
  • IP54 water resistance
  • FCC equipment authorization on file

Reasons to choose Radtel RT-4D DMR

  • 3% more memory channels (1,024 vs 999)
  • 94% more battery (3500 mAh vs 1800 mAh)
  • 102g lighter (198g vs 300g)
  • Has DMR digital mode
  • Has built-in GPS
  • Has Bluetooth

Spec battle

Spec-by-spec breakdown

Baofeng UV-21RSpecRadtel RT-4D DMR
$28.77
Price
$49.99
74
Overall Score
77
+4% for winner
6.00W
TX Power (High)
5.00W
+20% for winner
999
Memory Channels
1024
+2% for winner
300g
Weight
198g
+52% difference
1800 mAh
Battery
3500 mAh
+96% for winner
1.77in TFT Color
Display
LCD
IP54
IP Rating
Covers the electronics only (Part 15B)
FCC Authorization
No grant found
1
unitCount
1
3.7 Volts
Voltage
7.4 Volts
UHF VHF
Tuner Type
UHF/VHF
UV-21R
Model Number
RT-4D
1XRadio Body, 1x21CM Antenna&1x39CM Antenna, 1xBelt Clip&1XType-C Charging Cable&1XUS Plug, 1xLanyard&1XManual&1xScrewdriver, Battery
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
UV-21R
Mfr Part Number
RT-4D
Smartphone
Compatible Devices
Two-way radios on 144-148/420-450MHz frequency bands, compatible headsets, and external antennas
Emergency Alarm, Long Range
Additional Features
Dual Band Analog/Digital , Type C charger, DMR/Analog,, Single Call/Group Call, NOAA, Two-Time Slot,Spectrum, FM Radio
NO
Warranty Description
1 Year

Made your choice?

Baofeng UV-21R

$28.77 on Amazon

Radtel RT-4D DMRPICK

$49.99 on Amazon

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