
DEWALT DCF845B
Score: 82/100
Ridgid 18V Brushless
Score: 92/100Rankings

The RIDGID R862301B is an ultra-compact 18V brushless impact driver featuring up to 2400 in.-lbs of torque and a specialized self-tapping mode. Its small footprint and high power output make it ideal for tight spaces and heavy fastening tasks. While it offers excellent value and warranty coverage, users should be aware of potential trigger precision issues and faster battery drain on high settings.

The DEWALT DCF845B is a brushless 20V MAX XR impact driver delivering 1,825 in-lbs of torque and 3,400 RPM with 3-speed settings. It offers a balance of power and compactness, though the tool-only configuration requires separate battery purchase. It is best suited for professional contractors needing versatile fastening capabilities.
| Attribute | ![]() | ![]() |
|---|---|---|
1,825 in-lb | 2,300 in-lbbest | |
20 Vbest | 18 V | |
3,400 RPMbest | 2,900 RPM | |
— | 4,200 IPMbest | |
| ↓ lower better | 2.2 lbsbest | 2.74 lbs |
| ↓ lower better | 5.1 in | 3.39 inbest |
3 countbest | 1 count | |
3 yearsbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(2) | ||
Maximum Torque (in-lb) | 1825 in-lb | 2300 in-lb |
Maximum Speed (RPM) (RPM) | 3400 RPM | 2900 RPM |
Support(1) | ||
Warranty Duration (years) | 3 years | Lifetime years |
Build & Design(2) | ||
Tool Weight (lbs) | 2.2 lbs | 2.74 lbs |
Tool Length (in) | 5.1 in | 3.39 in |
Power & Battery(1) | ||
Battery Voltage (V) | 20 V | 18 V |
Features(2) | ||
LED Light Count (count) | 3 count | 1 count |
Chuck Type | 1/4-Inch Hex | 1/4 in. Hex Quick-Eject |
Controls(1) | ||
Speed Settings | 3-speed | 3 |


Products in the top-left offer the best value (high score, low price).

Professional reviewers praise the Ridgid R862312 as faster and more powerful than prior models, highlighting its 2400 in.-lbs torque and 3400 RPM speed.
Everyday consumers love the power for heavy fasteners, quick bit changes, and the reliability of the Ridgid battery ecosystem.
“best bang for buck”

“faster and more powerful”


