Our choice
Compare DEWALT DCD791D2
Our choice
Compare Hitachi DS18DGL

General

Model

DEWALT DCD791D2
Hitachi DS18DGL

Manufacturer

DEWALT
Hitachi

Amazon rating

4.7
4.5

Customer reviews on Amazon

187
206

Product Features

Chuck Size

1/2 inches
1/2 inches

Chuck Type

Brushless
Keyless

System

20V Max
18V Max

Style

Drill/driver
Drill/driver

Cutting

Minimum Cut

1 inches

Maximum Cut

1 inches
2 inches

Max Capacity in Metal

13 inches
1/2 inches

Max Capacity in Wood

40 inches

Max Capacity in Masonry

13 inches
5/8 inches

Power

Power Source

Battery-Powered
Battery

Batteries Included

Batteries Required

Battery Cell Type

Lithium Ion
Lithium Ion

Voltage

20V
18V

Wattage

460W
1W

Average Battery Life

1.5 hours
1.5 hours

Spesifications

No Load Speed

2000 RPM
2600 RPM

Max Torque

240 inches
400 inches

Torque Settings

15
22

Number of Handles

1
1

BPM

250
3200

Noise Sound

Noise Sound pressure

90 dB

Noise Sound power

101 dB

Vibration

Drilling

2.5 m/s?
2.5 m/sec? 

K factor

1.5 m/sec?
1.5 m/sec?

Hammer Drilling

11.5 m/s?

Special Features

Lightweight

LED Worklight

Always Ready

Dimensions

Size

16.2 x 4.5 x 10.1 inches
8.5 x 3.1 x 8.9 inches

Weight

3.5 pounds
3.7 pounds