Bosch Professional GLM 50-27 C laser measure (up to 50m, IP65, Bluetooth)

The essentials

If you regularly measure on site, the Bosch Professional GLM 50-27 C is the type of laser measure that’s built for real life rather than a tidy workshop. It’s described as robust and rated IP65 for dust and water protection, which matters when you’re working around grit, spray, or unpredictable conditions.

On paper, it also ticks several “daily usability” boxes: a coloured display, a vibration motor for feedback, and a helpful on-device guide with simple animations for modes. Add Bluetooth connectivity and the Bosch MeasureOn app workflow, and it’s aimed at people who want their measurements to move quickly into documentation instead of being re-typed later.

What it’s for and how it fits site work

This model is designed for quick, repeatable distance measurements up to 50m, with the flexibility to handle more than just straight lines. The information provided says it can measure lengths, areas, volumes, angles and also perform indirect measurements. There’s also support for saving the last 30 measurements, which is useful when you’re juggling multiple points on the same task.

A practical way to use it: imagine you’re preparing for plasterboard installation. You can measure the room length and width, then use area/volume modes to sanity-check how much material you might need. Later, you can capture key measurements and pair them through Bluetooth with the MeasureOn app to attach notes and photos to a project rather than trusting your memory.

Key takeaways (what you’ll notice day to day)

The strongest selling point here is the combination of durability and “workflow” rather than durability alone. IP65 protection and a robust build aimed at tough conditions suggest it’s meant to be carried around, used in less-than-perfect environments, and not treated like a fragile gadget.

The other thing you’ll likely notice is feedback and guidance. The coloured screen and vibration motor help confirm you’ve got a result, and the built-in help animations aim to make mode selection less fiddly. Is it perfect? Not necessarily—laser measures always depend on line of sight and practical working conditions, so if you’re expecting everything to feel automatic from any angle, you may find limitations.

Connectivity and documentation via MeasureOn

Bosch links this laser measure with the MeasureOn app for documenting plans, measurements, photos and notes. The idea is that you can access projects in the cloud from any device, which can save time when you’re moving between the site and an office, or sharing information.

In practice, this is a good match if you already work with project-based documentation and you don’t want your measurements living only in the device. If you’re more of a “measure, write it down, move on” person, the app side may feel like extra steps—still useful, but not essential.

Tech specs

• Name: Bosch Professional Laser Measure GLM 50-27 C
• Type: Laser measure
• Range: up to 50m
• Protection rating: IP65
• Connectivity: Bluetooth
• Power: 2x AA batteries
• Display: Colour display
• Feedback: Vibration motor
• Memory: last 30 measurements
• Included: laser measure, MeasureOn app support, 2x AA batteries, hand strap, pouch

Should you buy it?

It makes sense to buy the Bosch GLM 50-27 C if you want a robust laser measure for day-to-day measuring on site, especially if you value IP65 protection, quick feedback (screen + vibration), and the ability to save and document measurements via Bluetooth using MeasureOn.

It may not be the best fit if you rarely measure beyond short distances, don’t need advanced measurement types (areas, volumes, angles, indirect measurements), or you’re unlikely to use the MeasureOn/project workflow. Also, if you’re expecting a high-end “precision lab” experience from a rugged jobsite tool, you might prefer something more specialised—laser measuring is always only as good as the conditions and your technique.

Mini FAQ

How durable is the GLM 50-27 C?

The product description highlights it as very robust and IP65 rated, aimed at tough site conditions.

Does it work with the MeasureOn app?

Yes, it includes Bluetooth connectivity and is described as supporting documentation through the MeasureOn app, including plans, measurements, photos and notes.

What kinds of measurements can it do?

The information provided says it can measure lengths, areas, volumes, angles and indirect measurements.

Can it store previous readings?

Yes, it can save the last 30 measurements.