Milwaukee M18 Compact Hammer Drill
Score: 92/100
FLEX FX204 2-inch
Score: 92/100Rankings
The Milwaukee M18 Compact Brushless 1/2" Hammer Drill/Driver is a bare-tool cordless power tool designed for professionals needing high torque in a lightweight, ultra-compact package. It features a 5.8-inch length and 2.3 lbs weight, making it ideal for overhead work. Best suited for contractors and DIYers working in tight spaces.

The FLEX FX204-2B is a high-performance 24V brushless cordless drill kit that delivers professional-grade torque and speed in a compact form factor. Its key strength lies in the cross-compatible battery ecosystem and advanced features like turbo mode and anti-kickback safety. While it offers excellent power-to-size ratio, its higher weight compared to 12V tools and lack of direct competitor benchmarks are notable trade-offs. It is best suited for professional contractors and homeowners seeking durable, high-power tools.
| Attribute | Milwaukee M18 Compact Hammer Drill | ![]() |
|---|---|---|
18 V | 24 Vbest | |
550 in-lbs | 1,400 in-lbsbest | |
0.5 inbest | 0.5 inbest | |
— | 5 Ahbest | |
| ↓ lower better | 1.04 kgbest | 8.001 kg |
1,700 RPM | 2,500 RPMbest | |
— | 22 positionsbest | |
2 speedsbest | 2 speedsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | Milwaukee M18 Compact Hammer Drill | ![]() |
|---|---|---|
Power & Performance(3) | ||
Voltage (V) | 18 V | 24 V |
Max Torque (in-lbs) | 550 in-lbs | 1400 in-lbs |
No-Load Speed (RPM) | 1700 RPM | 2500 RPM |
Battery & Runtime(1) | ||
Battery Type | Lithium-Ion | Lithium-ion |
Support & Extras(1) | ||
Warranty (years) | 5 years | Lifetime years |
Design & Ergonomics(2) | ||
Weight (kg) | 1.04 kg | 8.001 kg |
Overall Length (in) | 5.8 in | 16.93 in |

Products in the top-left offer the best value (high score, low price).
Professional reviewers and editors emphasize the tool's class-leading compactness and power, noting it provides excellent balance and control ideal for overhead applications or work in tight spaces.
Everyday users and consumers commonly praise the tool for its lightweight control, compact size, and ability to quickly complete jobs in tight spots. However, complaints frequently mention the battery not being included.

Professional reviewers highlight FLEX's ability to pack 24V power into a compact form factor that rivals 12V tools. They praise the anti-kickback safety feature on the hammer drill and note the company's momentum with new product releases.
General positioning suggests that users value the compact profile and the cross-compatible battery ecosystem. The 5-year warranty on the hammer drill is seen as a sign of durability.
“lightweight control”
“quick completion of jobs”
