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  3. Tectalk Go vs RB669

Albrecht Tectalk Go vs Retevis RB669

What Tectalk Go does better (2) and where RB669 wins (1) — every spec side by side.

Albrecht Tectalk Go
Albrecht · 2025Tectalk Go
2 advantages≈ £30
vs
Retevis RB669
Retevis · 2025RB669
9.4Score
1 advantage≈ £35
Higher score
3.9Range & power9.4
Dimensions

Size comparison

Tectalk GoRB669
48 × 40142158 × 5733
Tectalk GoRB669Difference
Height40 mm57 mm−17 mm
Width48 mm158 mm−110 mm
Depth142 mm33 mm+109 mm
Weight92 g148 g−56 g

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

Why is Tectalk Go better than RB669?

  1. Weight92 g vs 148 g+61%
  2. DisplayBacklit display vs No display

Why is RB669 better than Tectalk Go?

  1. Transmit power0.5 W vs 1 W2×
Specifications

Side by side

Retevis RB669Retevis RB669≈ £359.4
Radio & range
Radio standardsPMR446PMR446, Freenet
LicenceLicence-freeLicence-free
Digital mode (DMR / dPMR)NoNo
Frequency ranges446 MHz446 MHz; 149 MHz
Transmit power0.5 W1 W
Channels1616
Maximum range (claimed)5 km—
Privacy codes (CTCSS / DCS)—260
CTCSS / DCS sub-tones—Yes
Squelch—adjustable
Power & battery
Battery capacity—1,200 mAh
Battery voltage—3.7 V
Power sourceAA / AAA batteriesRechargeable pack
USB-C chargingYesYes
Standby time—30 h
Battery level indicatorYesYes
Design & durability
Weight92 g148 g
Width48 mm158 mm
Height40 mm57 mm
Depth142 mm33 mm
DisplayBacklit displayNo display
ColoursRedBlack
Features
VOX (hands-free)YesYes
Channel scan—Yes
FlashlightYes—
Key lockYes—
Monitor button—Yes
Connectivity
ConnectorsUSB-CUSB-C
Radios in the base pack2—
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