
Maxxt Random Orbital Sander
Score: 78/100
Bosch GEX12V-77N 3 inch
Score: 82/100Rankings

The Bosch GEX12V-77N is a compact, cordless random orbital sander featuring a 3-inch pad and 2.5 mm orbit, designed for high-performance spot sanding and precision work. It offers variable speed control and an ergonomic palm-grip design for fatigue-free use in automotive and woodworking tasks. However, its small pad size and limited battery runtime make it less suitable for large-scale sanding jobs.

The MAXXT Electric 5mm Random Orbital Sander is a compact, corded palm sander featuring a brushless motor and variable speed control for balanced material removal and finishing. It offers interchangeable pad options, including a 400x70mm rectangular pad and 5-6 inch round pads, making it versatile for general-purpose sanding on flat and curved surfaces. The tool is ideal for DIYers and semi-pro woodworkers needing a versatile sander for general flat or curved surface preparation.
| Attribute | ![]() | ![]() |
|---|---|---|
10,000 RPMbest | 8,000 RPM | |
110 Vbest | 12 V | |
5 mmbest | 2.5 mm | |
3 Abest | — | |
6 inbest | 3 in | |
| ↓ lower better | 2.5 kg | 0.59 kgbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Sanding Performance(2) | ||
Orbit Diameter (mm) | 5 mm | 2.5 mm |
Pad Diameter (in) | 6 in | 3 in |
Ergonomics & Features(2) | ||
Dust Collection | Central Vacuum | Vacuum |
Tool Weight (kg) | 2.5 kg | 0.59 kg |
Power & Performance(3) | ||
Power Source | Corded | Cordless |
Voltage (V) | 110 V | 12 V |
No-Load Speed (RPM) | 10000 RPM | 8000 RPM |

Products in the top-left offer the best value (high score, low price).

Professional reviewers and editors characterize the MAXXT as a high-performance tool that bridges the gap between small palm sanders and larger sheet sanders. They praise the brushless motor for its durability and the variable speed controls for their versatility, noting that the larger rectangular pad allows for significantly faster work on broad surfaces.
Everyday user feedback is sparse but generally positive regarding performance. Users commonly praise the tool's ability to remove stock quickly with coarser grits and appreciate the variable speed for preventing damage to surfaces.

“performance Max tool”

“six variations of the on the plus or minus”

“Great performance in a small footprint”




Professional reviewers and editors praise the Bosch GEX 12V-77N for its exceptional power-to-size ratio and ergonomics, positioning it as a high-performance spot sander ideal for automotive finishing and precision woodwork.
Everyday users echo professional views regarding the tool's compactness, balance, and quick material removal capabilities. Common praise includes the lightweight nature and ease of one-handed use. However, recurring complaints focus on the short runtime, which often necessitates carrying extra batteries, and higher vibration levels attributed to the light weight.