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Milwaukee 2626-20 M18 18V Lithium vs Milwaukee 2526-20 M12 Brushless 12-Volt (2026): Key Differences

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You are looking at the Milwaukee 2626 20 M18 18V Lithium vs 2526 20 M12 Brushless 12 volt oscillating multi-tools. Both are cordless bare tools designed for cutting and sanding tasks. They share the same red Milwaukee branding and offer onboard LED lighting for better visibility. The main difference lies in their power systems. One uses the heavier M18 18V platform with a brushed motor, while the other relies on the lighter M12 12V brushless motor. You need to decide which voltage and motor type fits your workflow better.

Key differences

AspectMilwaukee M18 Cordless Oscillating Multi-ToolMilwaukee M12 Brushless Oscillating Tool
Voltage18V12V
Motor TypeBrushedBrushless
Weight2.87 pounds1 pounds
Speed Settings12 settingsNot listed
Included AccessoriesWoodcutting blades, sanding pad, sheetsTool only

Which one should you choose?

Choose Milwaukee M18 Cordless Oscillating Multi-Tool if

  • You need higher oscillation speeds up to 18,000 OPM for heavy-duty cutting.
  • You want a tool with a durable all-metal gear case for impact resistance.
  • You prefer a kit that includes woodcutting blades and sanding sheets.

Choose Milwaukee M12 Brushless Oscillating Tool if

  • You prioritize a lightweight tool at just 1 pound for overhead or extended use.
  • You want the efficiency and longevity of a brushless motor.
  • You already own M12 batteries and want a bare tool.

Verdict: The M18 2626-20 is the better choice if you need raw power and included accessories for demanding jobs. The M12 2526-20 is ideal for users who value minimal weight and brushless motor efficiency. Choose the 18V model for durability and speed, or the 12V model for comfort and modern motor technology.

M18 vs M12 Oscillating Tool Specs

Voltage and power

Edge: Milwaukee M18 Cordless Oscillating Multi-Tool

The Milwaukee 2626-20 M18 runs on an 18V platform, while the 2526-20 M12 operates on a 12V system. Higher voltage typically translates to more raw power and sustained performance under heavy loads. The 18V model offers greater torque potential for demanding cutting tasks. The 12V unit is designed for lighter, more controlled work. You should choose the 18V if you need maximum cutting depth and speed. The 12V is sufficient for general home improvement and precision work.

Speed settings

Edge: Milwaukee M18 Cordless Oscillating Multi-Tool

The 2626-20 M18 provides 12 adjustable speed settings, ranging from 11,000 to 18,000 OPM. This wide range allows you to switch between delicate sanding and aggressive cutting with precision. The 2526-20 M12 does not list specific speed settings or oscillation rates in the provided data. Without this information, you cannot verify if it offers similar adjustability. The M18 gives you explicit control over the tool's action. This makes it easier to match the speed to the material being worked on.

Motor type

Edge: Milwaukee M12 Brushless Oscillating Tool

The 2526-20 M12 features a brushless motor. Brushless motors generally offer longer life, increased efficiency, and more power from a smaller package. The 2626-20 M18 does not specify its motor type in the data. It relies on RedLink Technology for overload protection and battery communication. While RedLink is beneficial, the explicit brushless design of the M12 is a technical advantage for durability and runtime. If motor longevity is your priority, the M12 has a clear edge here.

Weight and handling

Edge: Milwaukee M12 Brushless Oscillating Tool

The 2526-20 M12 weighs just 1 pound, making it significantly lighter than the 2626-20 M18, which weighs 2.87 pounds. This weight difference is substantial for overhead work or extended use. The lighter M12 reduces user fatigue during detailed tasks. The M18 is heavier, which may provide stability but requires more effort to maneuver. If you are working on ceilings or tight spaces, the 1-pound M12 is easier to handle. The M18 is better if you prefer a heavier tool for stability.

Included accessories

Edge: Milwaukee M18 Cordless Oscillating Multi-Tool

The 2626-20 M18 comes with woodcutting blades, a sanding pad, and sanding sheets. These accessories allow you to start cutting and sanding immediately. The 2526-20 M12 is listed as a tool-only bare tool with no accessories mentioned in the data. You would need to purchase blades and pads separately for the M12. The M18 kit provides more immediate value and versatility. If you want a complete setup out of the box, the M18 is the superior choice.

Which Milwaukee Oscillating Tool Fits You

Heavy-duty contractors needing maximum power

Our pick: Milwaukee M18 Cordless Oscillating Multi-Tool

The 18V M18 platform delivers up to 18,000 OPM for aggressive cutting and sanding. Its all-metal gear case resists impacts on job sites. RedLink technology protects the motor from overheating. If you need raw power and durability for tough materials, this higher-voltage tool is the better choice.

Detail workers prioritizing weight and control

Our pick: Milwaukee M12 Brushless Oscillating Tool

Weighing only 1 pound, the M12 model is significantly lighter than the 18V version. The brushless motor offers efficient performance in a compact form. At 12 inches long, it fits into tight spaces easily. You will experience less fatigue during prolonged use or when working overhead.

Users already invested in the M12 system

Our pick: Milwaukee M12 Brushless Oscillating Tool

If you own M12 batteries, this tool integrates seamlessly into your existing ecosystem. It shares the same 12V power source as your other M12 tools. This avoids the need to purchase separate 18V batteries. You get a versatile oscillating tool that complements your current Milwaukee cordless setup.

The products compared

Milwaukee M18 Cordless Oscillating Multi-Tool

Best for: Heavy-duty cutting with existing M18 batteries

Power Source
Cordless, M18 18V
Voltage
18V
Oscillations per Minute
11,000-18,000 OPM
Speed Settings
12 speed settings
Battery Included
Battery not included
Included Accessories
Woodcutting blades, sanding pad, sheets

View on Amazon: Milwaukee M18 Cordless Oscillating Multi-Tool Affiliate link

This is the Milwaukee 2626-20, an 18V cordless oscillating multi-tool. It delivers 11,000 to 18,000 OPM across 12 speed settings. The all-metal gear case and rubberized handle improve durability and grip. An onboard LED light illuminates your work area. It includes woodcutting blades and a sanding pad. You need an M18 battery to operate it.

Pros

  • 12 adjustable speed settings from 11,000 to 18,000 OPM
  • All-metal gear case for impact resistance
  • Rubberized handle for secure grip in various conditions
  • Onboard LED light for better visibility
  • RedLINK technology protects against overheating

Cons

  • Battery is not included with the tool
  • Heavier at 2.87 pounds compared to 12V models
  • Larger and bulkier build than compact 12V alternatives

Good fit if

  • You already own Milwaukee M18 batteries
  • You need high power for heavy-duty cutting tasks
  • You prefer a durable metal gear case

Skip if

  • You want a lightweight tool for overhead work
  • You do not have an 18V battery system
  • You need a more compact design for tight spaces

Verdict: Milwaukee M18 18V Oscillating Multi-Tool suits users who already have M18 batteries and need maximum power for demanding jobs. Its heavier weight and larger size make it less ideal for those prioritizing portability or working in tight spaces.

Milwaukee M12 Brushless Oscillating Tool

Best for: tight spaces and users with M12 batteries

Power Source
Cordless, M12
Voltage
12V
Motor Type
Brushless
Battery Included
Tool only
Included Tools
Oscillating Tool
Dimensions
12 × 5 × 3 inches

View on Amazon: Milwaukee M12 Brushless Oscillating Tool Affiliate link

This is the Milwaukee 2526-20 M12 Brushless 12-Volt Lithium-Ion Cordless Oscillating Multi-Tool. It features a brushless motor and runs on the M12 platform. The tool-only design weighs 1 pound and measures 12 inches in length. It suits you if you need a lightweight, compact option for detailed cutting or sanding tasks in tight spaces.

Pros

  • Brushless motor for efficiency
  • Lightweight 1-pound design
  • Compact 12-inch length
  • Runs on M12 battery system

Cons

  • Sold as a bare tool without battery
  • 12V output is lower than 18V competitors
  • Oscillating action may lack raw power for heavy cuts

Good fit if

  • You already own M12 batteries
  • You need a lightweight tool for overhead work
  • You work in tight spaces requiring a compact profile

Skip if

  • You require a complete kit with batteries and charger
  • You need maximum power for thick materials
  • You prefer 18V platform tools

Verdict: Milwaukee M12 Brushless Oscillating Tool is a compact, lightweight option for users already invested in the M12 system. It fits you best if you prioritize maneuverability and weight savings over raw cutting power.

Specifications side by side

Spec Milwaukee M18 Cordless Oscillating Multi-Tool Milwaukee M12 Brushless Oscillating Tool
Power Source Cordless, M18 18V Cordless, M12
Voltage 18V 12V
Motor Type not stated Brushless
Oscillations per Minute 11,000-18,000 OPM not stated
Speed Settings 12 speed settings not stated
Battery Included Battery not included Tool only
Included Accessories Woodcutting blades, sanding pad, sheets not stated
Included Tools Oscillating Tool Oscillating Tool
Dimensions 5.2 × 3.3 × 12.8 inches 12 × 5 × 3 inches
Weight 2.87 pounds 1 pounds
Color Red Red
Model 4933446203 2526-20

Frequently asked questions

Which Milwaukee oscillating tool is lighter?

The Milwaukee 2526-20 M12 is significantly lighter. It weighs 1 pound, making it easy to hold for extended periods. The Milwaukee 2626-20 M18 weighs 2.87 pounds. This extra weight provides stability but may cause fatigue during overhead work. Choose the M12 if you prioritize a lightweight design.

Which tool is more compact?

The Milwaukee 2526-20 M12 is the more compact option. Its length is 12 inches, and it has a smaller width of 5 inches. The M18 model is 12.8 inches long with a 3.3-inch width. The M12’s smaller footprint allows you to reach into tighter spaces more easily.

Do these kits include batteries?

No, neither tool comes with batteries. Both the Milwaukee 2626-20 and the 2526-20 are sold as bare tools. You must already own compatible M18 or M12 batteries to operate them. This makes them ideal for existing users who want to expand their toolkit without buying redundant power sources.

Is the M12 model brushless?

Yes, the Milwaukee 2526-20 features a brushless motor. The product data specifies this motor type for the 12V model. Brushless motors generally offer longer life and increased efficiency. The M18 model data does not explicitly list a brushless motor, so you should verify this detail for your specific needs.

Which platform is better for heavy-duty work?

The Milwaukee 2626-20 M18 is better for heavy-duty tasks. It runs on an 18V platform, which typically provides more raw power than the 12V system. The M18 is best for users who need maximum power for demanding cutting jobs. The M12 is better suited for lighter, precision work.

Can I use these tools for tight spaces?

The Milwaukee 2526-20 M12 is ideal for tight spaces. Its compact size and lighter weight make it highly maneuverable. The M18 model is larger and heavier, which can limit access in confined areas. If you frequently work in cramped environments, the M12’s design offers better accessibility and control.

See also