VerdictAI
#3 in Best Laser Distance Measures

BOSCH GLM100-23 100 Ft Blaze Laser Distance Measure, Includes 2 AA Batteries, Distance Measuring Laser

Best for

Best budget

Amazon rating

★★★★★4.7(17,598)

Amazon aggregate, one input among many in the Verdict Score

Verdict scoreGreat
84/ 100

Based on 1 trusted source

Current price

$43.92

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Updated Jun 27, 2026 · 1 min read

BOSCH GLM100-23 100 Ft Blaze Laser Distance Measure, Includes 2 AA Batteries, Distance Measuring Laser

Sources behind this verdict

6 reviewers weighted by source trust

Methodology →

The consensus

What reviewers found

Synthesized across the trust-weighted source mix below.

Across the reviewers we read, the Bosch GLM100-23 is the value benchmark of the category. It pairs a sub-$45 price with the single largest verified-purchase base in this pool, 4.7 stars across more than 17,500 Amazon reviews, and an r/Tools owner describes it as 'quite good... very accurate and battery lasts a long while' after two years of use.

What reviewers liked

  • Lowest price among the Bosch picks at around $44
  • Massive verified base of 4.7 stars across 17,500+ reviews
  • r/Tools owner reports multi-year accuracy and long battery life
  • Simple, intuitive point-and-shoot operation praised by retailer reviewers

Where it falls short

  • Red beam struggles in bright light and outdoors per r/MilwaukeeTool
  • One r/Metric user reported a unit arriving out of tolerance
  • Lacks the app/Bluetooth logging of pricier models
  • Some configurations criticized for unit/fraction display limitations

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Across the reviews

Synthesis · not our verdict

Across the reviewers we read, the Bosch GLM100-23 is the value benchmark of the category. It pairs a sub-$45 price with the single largest verified-purchase base in this pool, 4.7 stars across more than 17,500 Amazon reviews, and an r/Tools owner describes it as 'quite good... very accurate and battery lasts a long while' after two years of use. A Lowe's listing summary echoes that customers overwhelmingly praise its intuitive point-click-measure operation.

The consistent knock is the red beam. In r/MilwaukeeTool, a Bosch red-laser owner says it 'definitely shows its weaknesses in bright light or outdoors,' and an r/Metric thread raises an out-of-tolerance unit and the lack of a feet-and-inches fractional mode on some configurations. These are the trade-offs of buying the affordable red-beam tier rather than a green or camera-assisted model.

For homeowners, DIYers and pros who mostly measure indoors and want a trusted brand without spending much, the trust-weighted consensus is strongly favorable: the volume and consistency of positive feedback here is hard to match.

Key specs

Source: Amazon listing
Accurate
This laser measuring tool features long range measuring with extreme accuracy. It measures distances up to 100 feet to within 1/16 inch, in meters, feet, inches, with fractions or decimals
Easy-To-Use
This laser measure features a simple, user-friendly layout with two-button operation: one for measuring, one for rounding
Class Ii Laser
Specs for this laser distance measuring tool are 635 nm; <1 mW
Portable
This compact laser measurement tool is easy to carry and fits in your pocket
Rounding Button
On this digital measuring tool, the button allows users to easily round the measurement result from 1/2 inch up to 1/32 inch
Display
BOSCH Blaze laser measure features a backlit display with large icons that allows measurements to be easily read, even in dark areas. It is brighter than its predecessor, the GLM20

What customers say

2 verified voices
I have the brand new 165' Bosch, and I can confirm that it is amazing. Being able to send measurements straight to my phone is one of those ...
Supportingvia r/Construction
It has no feet and inches mode, or common inch fractions. It claims 2 mm accuracy over its 60 m range (mine arrived out of tolerance, but has a ...
Supportingvia r/Metric

Trust tier reflects our editorial assessment of the source, not the individual quote. Hover for the rationale. See how we tier sources →

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