
DEWALT DCD805B
Score: 88/100
Metabo HPT DH3628
Score: 88/100Rankings

The DeWalt DCD805B is a compact, high-performance cordless hammer drill featuring a brushless motor and 2,100 in-lbs of torque. Its primary trade-off is the lack of included batteries and only two speed settings, which may limit control for some users. It is best suited for professionals and DIYers needing a versatile tool for tight spaces and masonry work.

The Metabo HPT DH3628DAQ4 is a powerful cordless rotary hammer with hybrid power capabilities, allowing operation on batteries or AC adapter. It features a brushless motor and advanced vibration protection, making it ideal for heavy-duty concrete work. The main drawbacks are its weight and the fact that it is sold as a tool-only unit.
| Attribute | ![]() | ![]() |
|---|---|---|
20 V | 36 Vbest | |
12.7 mm | 28.575 mmbest | |
— | 4,300 BPMbest | |
— | 3.11 Jbest | |
| ↓ lower better | 0.28 kgbest | 3.18 kg |
2,100 in-lbsbest | — | |
— | 28.575 mmbest | |
2,000 RPMbest | 950 RPM |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Power & Energy(1) | ||
Voltage (V) | 20 V | 36 V |
Chuck & Bits(2) | ||
Chuck Size (mm) | 12.7 mm | 28.575 mm |
Chuck Type | Ratcheting | SDS Plus |
Ergonomics & Design(2) | ||
Weight (kg) | 0.28 kg | 3.18 kg |
Handle Type | Pistol Grip | Side Handle |
Performance & Speed(1) | ||
No-Load Speed (RPM) | 2000 RPM | 950 RPM |
Features & Safety(1) | ||
Operating Modes | Drill/Driver/Hammer | Drill, Hammer Drill, Chisel |



Professional reviewers highlight the DeWalt 20V MAX XR series as a top-tier choice for both compactness and power, with the DCD805B praised for its accessibility in tight spaces.
Everyday users consistently praise the compact design and reliability of the brushless motor, though some note the need to purchase batteries separately.

Professional reviewers and editors favor the Metabo HPT DH3640DAQ2 for its power-to-weight balance in the cordless class. They praise the 11% increase in impact energy and 17% reduction in vibration as significant improvements over the prior model.
Everyday users and professionals generally praise the tool's exceptional power and reduced vibration, noting that it handles rebar and concrete with ease. The ability to use an AC adapter for long jobs is frequently cited as a major benefit.
“Insane power for cordless-8.6 ft-lbs eats rebar like butter”

“Vibration is way better, hands don't go numb after hours”

“AC adapter is clutch for big jobs without battery swaps”


