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  3. T-S1 vs RB669

Radtel T-S1 vs Retevis RB669

What T-S1 does better (3) and where RB669 wins (0) — every spec side by side.

Radtel T-S1
Radtel · 2021T-S1
9.6Score
3 advantages≈ £40
Higher score
vs
Retevis RB669
Retevis · 2025RB669
9.4Score
0 advantages≈ £35
9.7Range & power9.4
4.4Battery5.9
Dimensions

Size comparison

T-S1RB669
43 × 9526158 × 5733
T-S1RB669Difference
Height95 mm57 mm+38 mm
Width43 mm158 mm−115 mm
Depth26 mm33 mm−7 mm
Weight80 g148 g−68 g

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

Why is T-S1 better than RB669?

  1. Transmit power2 W vs 1 W2×
  2. Weight80 g vs 148 g+85%
  3. Channels199 vs 1612.4×

Why is RB669 better than T-S1?

RB669 has no measurable advantages in this pair.

Specifications

Side by side

Radtel T-S1Radtel T-S1≈ £409.6
Retevis RB669Retevis RB669≈ £359.4
Radio & range
Radio standardsPMR446PMR446, Freenet
LicenceLicence-freeLicence-free
Digital mode (DMR / dPMR)—No
Frequency ranges—446 MHz; 149 MHz
Transmit power2 W1 W
Channels19916
Privacy codes (CTCSS / DCS)—260
CTCSS / DCS sub-tonesYesYes
Squelch—adjustable
Power & battery
Battery capacity1,200 mAh1,200 mAh
Battery voltage—3.7 V
Power source—Rechargeable pack
USB-C charging—Yes
Standby time—30 h
Battery level indicator—Yes
Design & durability
Weight80 g148 g
Width43 mm158 mm
Height95 mm57 mm
Depth26 mm33 mm
Display—No display
Colours—Black
Features
VOX (hands-free)YesYes
Channel scan—Yes
Monitor button—Yes
Voice encryption / scramblerYes—
Connectivity
Connectors—USB-C
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