Milwaukee M12 FUEL 12-Volt Li-Ion Brushless vs Milwaukee M18 18V Cordless Power Tool Combo Kit,
Updated July 2026 — Milwaukee M18 18V Cordless Power Tool Combo Kit, leads on rpm and price.
The Milwaukee M12 FUEL kit is ideal for compact tasks, while the M18 kit offers a comprehensive toolset for extensive projects.
Why Milwaukee M12 FUEL 12-Volt Li-Ion Brushless is better
Compact Size
Easier to carry and use in tight spaces.
Lower Price
More affordable for basic tasks.
Lightweight
Less fatigue during prolonged use.
Why Milwaukee M18 18V Cordless Power Tool Combo Kit, is better
Tool Variety
Includes 8 tools for diverse applications.
Battery Life
Three batteries for extended runtime.
Power
Higher torque and speed for demanding tasks.
Overall score
Specifications
| Spec | Milwaukee M12 FUEL 12-Volt Li-Ion Brushless | Milwaukee M18 18V Cordless Power Tool Combo Kit, |
|---|---|---|
| Brand | Milwaukee | Milwaukee |
| Drill Type | Hammer Drill | Hammer Drill |
| Impact Driver | Yes | Yes |
| Charger Included | Yes | Yes |
| Warranty | 5 Years | 5 Years |
Dimension comparison
Overview of the Milwaukee M12 FUEL and Milwaukee M18 Combo Kits
The Milwaukee M12 FUEL 12-Volt Li-Ion Brushless Cordless Hammer Drill and Impact Driver Combo Kit is significantly more compact, while the Milwaukee M18 18V Cordless Power Tool Combo Kit offers a broader range of tools. Priced at $369.97, the M12 kit provides two essential tools along with a free ratchet. In contrast, the M18 kit is priced at $899.90 and includes eight tools, making it about 143% more expensive than the M12 kit. This price difference reflects the M18's comprehensive nature, catering to more extensive project needs.
Tool Variety and Functionality
When it comes to tool variety, the Milwaukee M18 excels with its complete 8-tool set, which includes a hammer drill, impact driver, circular saw, angle grinder, reciprocating saw, multi-tool, and work light. The M12 kit, on the other hand, includes just a hammer drill and an impact driver, making it ideal for those who need a compact solution for basic tasks. The M18's versatility allows it to handle a wider array of applications, from drilling and driving to cutting and grinding, making it suitable for both construction and DIY projects.
Power and Performance
The Milwaukee M12 FUEL kit features a POWERSTATE brushless motor that delivers 1,300 in. lbs. of fastening torque and a maximum speed of 3,300 RPM for the impact driver. The M18 tools also utilize advanced technology but with an 18V battery platform that provides consistent performance across all tools. While the M12 kit is lighter, weighing only 2.8 lbs. for the drill driver, the M18 is designed for more demanding tasks, making it a better choice for extensive projects requiring sustained power.
Battery and Runtime
Battery performance is crucial for cordless tools, and the Milwaukee M12 kit comes with a REDLITHIUM 2.0 compact battery and a REDLITHIUM XC 4.0 extended capacity battery, ensuring ample runtime for smaller jobs. The M18 kit includes three batteries—two high-capacity and one compact—along with a rapid charger. This setup minimizes downtime, especially for users tackling larger projects. The M18's battery system provides a robust solution for prolonged use, while the M12 is suitable for lighter, more portable tasks.
Portability and Storage
For portability, the Milwaukee M12 FUEL kit is designed to be lightweight and compact, making it easy to carry in tight spaces. Its total weight of just 6.6 lbs. allows for less fatigue during prolonged use. Conversely, the M18 kit, while heavier due to its extensive tool selection, includes two heavy-duty contractor bags for organized storage and transport of all tools and accessories. This feature is beneficial for professionals who need to transport multiple tools to job sites.
Price Comparison
The price difference between the two kits is substantial, with the M12 kit at $369.97 and the M18 kit at $899.90, making the M18 about 143% more expensive. This higher price point reflects the additional tools and capabilities of the M18 kit, making it more suitable for comprehensive projects. However, for those with simpler needs or who work in tighter spaces, the M12 kit’s lower price may be more appealing.
Customer Reception and Sales Ranking
The Milwaukee M12 FUEL kit holds a sales rank of 90,897, indicating a solid but niche appeal, while the M18 kit has a sales rank of 278,537, which suggests that while it is more comprehensive, it may not be the go-to choice for most casual users. The M12 kit's focused offerings cater to users specifically looking for compact and powerful solutions, which may enhance its reception among professional users and DIY enthusiasts alike.
Which should you buy?
Choosing between the Milwaukee M12 FUEL kit and the Milwaukee M18 combo kit depends on your specific needs. If you require a compact, lightweight solution for basic tasks and portability is a priority, the M12 FUEL kit at $369.97 is an excellent choice. However, if you need a versatile set of tools for extensive projects and frequent use, the comprehensive M18 kit at $899.90 offers more functionality and power. Consider your typical projects and tool preferences to make the best decision for your toolkit.

