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  3. UBZ-LJ9SET vs RT668

Kenwood UBZ-LJ9SET vs Retevis RT668

What UBZ-LJ9SET does better (3) and where RT668 wins (1) — every spec side by side.

Kenwood UBZ-LJ9SET
Kenwood · 2022UBZ-LJ9SET
4.0Score
3 advantages≈ £30
vs
Retevis RT668
Retevis · 2026RT668
4.6Score
1 advantage≈ £35
Higher score
4.3Range & power5.4
6.0Battery3.6
Dimensions

Size comparison

UBZ-LJ9SETRT668
52 × 15728116 × 5035
UBZ-LJ9SETRT668Difference
Height157 mm50 mm+107 mm
Width52 mm116 mm−64 mm
Depth28 mm35 mm−7 mm
Weight138 g161 g−23 g

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

Why is UBZ-LJ9SET better than RT668?

  1. USB-C chargingYes · RT668: No
  2. DisplayBacklit display vs No display
  3. Weight138 g vs 161 g+17%

Why is RT668 better than UBZ-LJ9SET?

  1. Battery capacity1,150 mAh vs 1,200 mAh+4%
Specifications

Side by side

Retevis RT668Retevis RT668≈ £354.6
Radio & range
Radio standardsPMR446PMR446
LicenceLicence-freeLicence-free
Digital mode (DMR / dPMR)NoNo
Frequency ranges446 MHz446 MHz
Transmit power0.5 W0.5 W
Channels1616
Maximum range (claimed)6 km—
CTCSS / DCS sub-tonesYesYes
Squelchadjustableadjustable
Call tones20—
Power & battery
Battery capacity1,150 mAh1,200 mAh
Battery voltage3.7 V3.7 V
Power sourceRechargeable packRechargeable pack
USB-C chargingYesNo
Battery level indicatorYesYes
Design & durability
Weight138 g161 g
Width52 mm116 mm
Height157 mm50 mm
Depth28 mm35 mm
Protection ratingIP32—
Water protection (IPx)IPx2—
Shockproof—Yes
DisplayBacklit displayNo display
ColoursBlack, Yellow—
Features
VOX (hands-free)YesYes
VOX sensitivity levels3—
Channel scanYesYes
Roger beepYes—
Monitor buttonYesYes
Voice encryption / scrambler—Yes
PC programmable—Yes
Connectivity
Headset / earpiece jackYesYes
ConnectorsUSB-C, 2,5 und 3,5 mm2,5 und 3,5 mm
Radios in the base pack2—
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