Product comparison

GLM 50-27 CG
GLM 50-23 G
GLM 50-27 CG
GLM 50-23 G
Laser diode
515 nm, < 1 mW 515 nm, < 1 mW
Measurement range
0.05 – 50.00 m 0.05 – 50.00 m
Laser class
2 2
Measurement accuracy, typical
± 1.5 mmᵈ ± 1.5 mmᵈ
Measurement range of incline measurement
0 – 360° (4 x 90°) 0 – 360° (4 x 90°)
Measuring accuracy (typical)
± 0.2°ᶜ ± 0.2°ᶜ
Measurement time, typical
< 0.5 s < 0.5 s
Measurement time, max.
4 s 4 s
Power supply
2 x 1.5 V LR6 (AA) 2 x 1.5 V LR6 (AA)
Automatic deactivation
5 min 5 min
Weight, approx.
0.2 kg 0.2 kg
Units of measurement
m/cm, ft/inch m/cm, ft/inch
Memory capacity (values)
30 30
Dust and splash protection
IP 65 IP 65
Tripod thread
1/4" 1/4"
Data transfer
Bluetooth™ 4.2 Low Energy -
Laser colour
Green Green
MeasureOn App
Laser class 2 Laser class for measuring tools.
IP65 dust tight and water jets protection
Working range up to 50 m
Level Function 0 - 360°
Vibration feedback
Big Numbers Mode
Stake out function
Measurement accuracy ± 1.5 mm plus use-dependent deviation
Flip Display
Colour display
Green laser technology for high visibility
Laser class 2 Laser class for measuring tools.