Home improvement tools: Milwaukee M18 FUEL Gen 4 Hammer Drill vs. Dremel 4300 High-Performance Rotary Tool Kit

Quick Verdict

The Milwaukee M18 FUEL Gen 4 Hammer Drill is the better choice for heavy-duty drilling tasks, especially in concrete and masonry, due to its high torque and impact rate. The Dremel 4300 High-Performance Rotary Tool Kit is more suitable for detailed work, crafts, and a wider range of applications like cutting, grinding, and polishing, where precision and versatility are key.

The Milwaukee M18 FUEL Gen 4 Hammer Drill is a cordless, high-torque drill designed for heavy-duty drilling in wood, metal, and concrete, featuring a brushless motor and Auto-Stop Control Mode.
The Dremel 4300 High-Performance Rotary Tool Kit is a corded, versatile rotary tool suitable for cutting, grinding, sanding, polishing, engraving, and sharpening, with a universal 3-jaw chuck for easy accessory changes.
The Milwaukee drill excels in power and drilling capacity, while the Dremel tool is superior in versatility and fine detail work.
The Milwaukee offers a longer warranty period (5 years on the tool) compared to the Dremel (2 years).

Key features – Side-by-Side

Attribute	Milwaukee M18 FUEL Gen 4 Hammer Drill	Dremel 4300 High-Performance Rotary Tool Kit
Power Source	Cordless	Corded
Voltage	M18	120V
Maximum Torque	1,400 in-lbs (158 Nm)	Not available
Chuck Size	1/2" (all-metal ratcheting)	Universal 3-jaw chuck that accepts all Dremel accessory shank sizes
Drilling Capacity (Wood)	89mm max, 2-9/16" self-feed holes in dense woods	Not available
Drilling Capacity (Metal)	16mm max	Not available
Drilling Capacity (Concrete)	16mm max	Not available
Impact Rate (IPM)	0-33,000 BPM	Not available
Variable Speed Settings	Two speeds: Speed 1: 0-500 RPM, Speed 2: 0-2100 RPM	Yes, from 5,000 to 35,000 RPM
Weight (with battery, if applicable)	Around 4.9 lbs with a 5.0Ah battery (3.3 lbs bare tool)	Not available
Motor Type (Brushed vs. Brushless)	POWERSTATE Brushless	Not specified, but it is Dremel's most powerful motor
Special Features	Auto-Stop Control Mode, LED light, belt clip	Pivot Light: Rotates to illuminate projects. Universal 3-jaw chuck for tool-less accessory changes. Ergonomic design with a 360-degree grip zone.
Warranty Period	5-year limited warranty on the tool, 3 years on batteries (if included in a kit)	2-year limited warranty against defects in material or workmanship
Accessories/Attachments	Side handle, bit holder, hard carrying case (some kits), charger (some kits)	Pivot Light Attachment, A550 Shield Attachment, A576 Sanding/Grinding Guide Attachment, Cutting Guide attachment, Garden Tool Sharpener attachment, Various sanding drums, grinding stones, polishing wheels, and cutting wheels

Overall Comparison

Milwaukee: 1400 in-lbs torque, 33,000 IPM vs Dremel: 5,000-35,000 RPM, Universal 3-jaw chuck

Pros and Cons

Milwaukee M18 FUEL Gen 4 Hammer Drill

Pros:

Insanely powerful concrete drilling performance
Long battery life
Compact and lightweight design
Ergonomic design with comfortable grip
LED light illuminates projects in hard-to-reach spaces
All-metal chuck with carbide teeth for maximum durability, grip, and bit retention
Improved bit retention and durability (new chuck)

Cons:

No major disadvantages reported.

Dremel 4300 High-Performance Rotary Tool Kit

Pros:

Highly versatile for cutting, grinding, sanding, polishing, engraving, and sharpening.
Easy accessory changes with the universal 3-jaw chuck.
Smooth operation at high speeds.
Runs cooler, quieter, and smoother compared to previous models.

Cons:

Not suitable for heavy-duty drilling, sawing, or cutting through very thick or hard materials.

User Experiences and Feedback

Milwaukee M18 FUEL Gen 4 Hammer Drill

What Users Love

Effortlessly drills through concrete
Compact and lightweight for extended use
Effective LED light

Common Complaints

No major complaints reported.

Value Perception

No value feedback reported.

User Recommendations

Insanely powerful, making compact SDS drills less necessary for concrete and masonry.
It drills through concrete effortlessly.
Long battery life.
Compact and lightweight design makes it easier to handle for extended periods.
Ergonomic design with comfortable grip.
The LED light illuminates projects, even in hard-to-reach spaces.
All-metal chuck with carbide teeth for maximum durability, grip, and bit retention.
Milwaukee claims the new chuck has improved bit retention and durability.

Dremel 4300 High-Performance Rotary Tool Kit

What Users Love

Versatile for a wide range of projects.
Easy to switch between bits without needing a wrench.

Common Complaints

Not ideal for very thick or hard materials.

Value Perception

No value feedback reported.

User Recommendations

The Dremel 4300 is highly versatile and suitable for a wide range of projects including cutting, grinding, sanding, polishing, engraving, and even sharpening garden tools.
The Dremel 4300 features a universal 3-jaw chuck that allows for tool-less and collet-less accessory changes, making it quick and easy to switch between bits without needing a wrench.
While powerful for a rotary tool, the Dremel 4300 is best suited for small DIY projects, crafts, and detailed work.
At high speeds, the Dremel 4300 maintains a smooth feeling without sacrificing power.
The Dremel 4300 has an improved airflow system that allows it to run cooler, quieter, and smoother compared to previous models.