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  3. R-58 vs IC-U20SR

DYNASCAN R-58 vs Icom IC-U20SR

What R-58 does better (1) and where IC-U20SR wins (4) — every spec side by side.

DYNASCAN R-58
DYNASCAN · 2025R-58
7.8Score
1 advantage≈ £90
vs
Icom IC-U20SR
Icom · 2025IC-U20SR
8.0Score
4 advantages≈ £120
Higher score
8.3Range & power5.5
5.4Battery9.0
7.6Ruggedness5.6
Dimensions

Size comparison

R-58IC-U20SR
115 × 553594 × 5027
R-58IC-U20SRDifference
Height55 mm50 mm+5 mm
Width115 mm94 mm+21 mm
Depth35 mm27 mm+8 mm
Weight243 g157 g+86 g

Drawn to the same scale from the official dimensions (front and side).

Why is R-58 better than IC-U20SR?

  1. Water protection (IPx)IPx7 vs IPx4+75%

Why is IC-U20SR better than R-58?

  1. Battery capacity1,600 mAh vs 2,350 mAh+47%
  2. USB-C chargingNo · R-58: Yes
  3. Weight243 g vs 157 g+55%
  4. Channels8 vs 162×
Specifications

Side by side

DYNASCAN R-58DYNASCAN R-58≈ £907.8
Icom IC-U20SRIcom IC-U20SR≈ £1208.0
Radio & range
Radio standardsPMR446PMR446
LicenceLicence-freeLicence-free
Digital mode (DMR / dPMR)NoNo
Frequency ranges446 MHz446 MHz
Transmit power0.5 W0.5 W
Channels816
Maximum range (claimed)12 km—
Privacy codes (CTCSS / DCS)155—
CTCSS / DCS sub-tonesYes—
Squelchadjustable—
Power & battery
Battery capacity1,600 mAh2,350 mAh
Battery voltage7.4 V3.6 V
Power sourceRechargeable packRechargeable pack
USB-C chargingNoYes
Battery level indicatorYesYes
Design & durability
Weight243 g157 g
Width115 mm94 mm
Height55 mm50 mm
Depth35 mm27 mm
Protection ratingIP67IP54
Water protection (IPx)IPx7IPx4
Military standard (MIL-STD-810)—Yes
Shockproof—Yes
DisplayBacklit displayBacklit display
ColoursBlackBlack
Features
VOX (hands-free)YesYes
Channel scanYes—
Emergency / SOS alarmYes—
FM radioYes—
Key lock—Yes
Roger beepYes—
Monitor button—Yes
Voice encryption / scramblerYes—
PC programmableYes—
Connectivity
Headset / earpiece jackYesYes
Connectors2,5 und 3,5 mm2,5 und 3,5 mm, USB-C
Radios in the base pack11
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