Bosch GBM-350 vs GSB-550: Difference and Comparison

The Bosch GBM-350 is a dedicated drill driver designed for precision drilling tasks, equipped with a powerful motor suitable for various materials. In contrast, the GSB-550 is a versatile drill driver with additional features like hammer drilling, making it suitable for a wider range of applications.

Key Takeaways

  1. GBM 350 is a rotary drill; GSB 550 is an impact drill, providing different drilling functions for various materials.
  2. GSB 550 has a higher power output (550W) than GBM 350 (350W), offering better performance in heavy-duty applications.
  3. GBM 350 is lighter and more compact, making it suitable for smaller tasks; GSB 550 is larger and better for heavy-duty work.

Bosch GBM-350 vs GSB-550

The Bosch GBM 350 is a drill machine designed for light to medium-duty applications such as wood, metal, and plastic drilling. The Bosch GSB 550 is a more versatile tool that can be used as a drill, has a 550-watt motor, 13 mm drilling capacity in concrete, and a speed range of 0-2800 RPM.

Bosch GBM 350 vs GSB 550

Comparison Table

FeatureBosch GBM-350Bosch GSB-550
TypeRotary Hammer DrillHammer Drill with Driver Function
Chuck Size3/8″ (10mm)1/2″ (13mm)
Max Drilling CapacityConcrete: 5/16″ (8mm), Steel: 3/8″ (10mm), Wood: 1/2″ (13mm)Concrete: 1/2″ (12mm), Steel: 1/2″ (13mm), Wood: 1-1/8″ (28mm)
Impact Rate0 BPM (No hammering function)Up to 4,400 BPM
No-Load Speed0-1,700 RPM0-2,800 RPM
Weight4.4 lbs (2 kg)6.6 lbs (3 kg)
ApplicationsLight drilling in concrete, masonry, and woodDrilling and hammering in concrete, masonry, and wood, Screwdriving
PriceGenerally less expensiveGenerally more expensive
Pin This Now to Remember It Later
Pin This

What is Bosch GBM-350?

The Bosch GBM-350 is a 12V cordless drill driver designed for light to medium DIY and home improvement projects.

Also Read:  Blue Yeti vs Blue Yeti Pro: Difference and Comparison

Key Features

Power & Performance

  • Compact brushed motor provides 350 in/lbs of max torque
  • Single speed transmission with variable speed trigger
  • 15+1 clutch settings for control

Batteries & Charging

  • Comes with two 12V lithium-ion batteries
  • Charger fully recharges battery in 3-5 hours
  • Battery fuel gauge indicates charge level

Design & Handling

  • Lightweight at only 3.5 lbs
  • LED worklight illuminates work area
  • 1/2″ plastic chuck for quick bit changes
  • Soft grip handle for comfort

Durability

  • Strong plastic housing resists jobsite abuse
  • Sealed switch protects internal components

Additional Features

  • Belt clip for easy portability
  • 25+1 clutch settings for precise control
  • 2 year warranty

Overview

The Bosch GBM-350 drill driver provides adequate power and features for most common DIY tasks and home repairs in a compact 12V platform. With its lightweight design, easy handling, and bright work light, it’s a versatile choice for homeowners looking for an affordable go-to drill.

What is Bosch GSB-550?

The Bosch GSB-550 is an 18V cordless drill driver designed for professional use and heavy duty applications.

Key Features

Power & Performance

  • Brushless motor provides 550 in/lbs of max torque
  • 2-speed transmission: 0-400 & 0-1,300 RPM speeds
  • 20+1 clutch settings for precise torque control

Batteries & Charging

  • Comes with two 18V FatPack lithium-ion batteries
  • Long battery life – up to 600 screw driving tasks per charge
  • Charger recharges battery in 60 minutes

Design & Handling

  • Sturdy metal 1/2″ keyed chuck
  • Weighs 5.3 lbs for balance and control
  • LED light illuminates work area
  • Soft grip handle for comfort

Durability

  • Built with Bosch’s Durashield housing for jobsite toughness
  • Sealed switch and ball-bearing construction
  • Meets strict Bosch ProVantage tool standards
Also Read:  ASIC vs FPGA: Difference and Comparison

Additional Features

  • Precision control with variable speed trigger
  • Belt clip for portability
  • Fuel gauge shows battery charge level
  • Carrying case included

Overview

With its high torque, all-metal chuck, and versatile 2-speed transmission, the Bosch GSB-550 delivers the power and performance required for the most demanding fastening applications. It’s a top choice for professional tradesmen who need a highly durable and reliable drill for repetitive heavy duty tasks day after day.

Main Differences Between Bosch GBM-350 and GSB-550

  • Power – GSB-550 has higher torque with 550 in/lbs max torque vs 350 in/lbs for GBM-350
  • Speed – GSB-550 has 2-speed transmission (0-400/0-1,300 RPM) vs single speed for GBM-350
  • Batteries – GSB-550 uses 18V lithium-ion batteries, GBM-350 uses 12V lithium-ion
  • Chuck – GSB-550 has a 1/2″ metal chuck, GBM-350 has a 1/2″ plastic chuck
  • Torque settings – GSB-550 has 20+1 clutch settings, GBM-350 has 15 clutch settings
  • LED light – GSB-550 has an LED light, GBM-350 does not
  • Weight – GSB-550 weighs 5.3 lbs, GBM-350 weighs 3.5 lbs
  • Warranty – GSB-550 has a 1 year warranty, GBM-350 has 2 year warranty
  • Price – GSB-550 costs more as the higher-power professional model
  • Applications – GSB-550 ideal for heavy duty tasks, GBM-350 better for basic DIY tasks
One request?

I’ve put so much effort writing this blog post to provide value to you. It’ll be very helpful for me, if you consider sharing it on social media or with your friends/family. SHARING IS ♥️

Want to save this article for later? Click the heart in the bottom right corner to save to your own articles box!

About Author

Sandeep Bhandari holds a Bachelor of Engineering in Computers from Thapar University (2006). He has 20 years of experience in the technology field. He has a keen interest in various technical fields, including database systems, computer networks, and programming. You can read more about him on his bio page.