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  3. RT-920 vs RB658

Radtel RT-920 vs Retevis RB658

What RT-920 does better (2) and where RB658 wins (0) — every spec side by side.

Radtel RT-920
Radtel · 2025RT-920
2 advantages≈ £50
vs
Retevis RB658
Retevis · 2025RB658
4.5Score
0 advantages≈ £50
Higher score
7.0Battery5.3

Why is RT-920 better than RB658?

  1. Transmit power10 W vs 2 W5×
  2. Battery capacity2,200 mAh vs 1,800 mAh+22%

Why is RB658 better than RT-920?

RB658 has no measurable advantages in this pair.

Specifications

Side by side

Retevis RB658Retevis RB658≈ £504.5
Radio & range
Radio standardsAmateurAmateur UHF
LicenceAmateur licenceAmateur licence
Dual band (VHF + UHF)—Yes
Frequency ranges—440 - 470 MHz
Transmit power10 W2 W
Power & battery
Battery capacity2,200 mAh1,800 mAh
Battery voltage—3.7 V
Power sourceRechargeable packRechargeable pack
USB-C chargingYesYes
Battery level indicatorYesYes
Design & durability
Weight—185 g
Width—115 mm
Height—56 mm
Depth—27 mm
Protection rating—IP54
Water protection (IPx)—IPx4
DisplayBacklit displayBacklit display
ColoursBlackBlack
Features
VOX (hands-free)YesYes
VOX sensitivity levels—9
Emergency / SOS alarm—Yes
Key lock—Yes
Voice encryption / scramblerYes—
PC programmable—Yes
Connectivity
Headset / earpiece jack—Yes
ConnectorsUSB-CUSB-C, 2,5 und 3,5 mm
BluetoothYesYes
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