
Porter-Cable 20V MAX Impact Driver 4 inch
Score: 72/100
Milwaukee M12 3453-20
Score: 78/100Rankings

The Milwaukee M12 FUEL 3453-20 is a subcompact cordless impact driver designed for fastening applications in tight spaces, featuring a brushless motor and advanced battery management technology. It offers high torque and speed in a lightweight, portable package, making it highly suitable for confined spaces. It is best suited for compact workspace professionals needing access under cabinets or in confined areas, such as electricians and plumbers.

The Porter-Cable 20V MAX Impact Driver offers a budget-friendly solution for DIYers with 1,400 in-lbs of torque and fast charging capabilities. The brushed motor is a trade-off for the lower price, leading to shorter runtime and potential heat issues during prolonged use. It is best suited for homeowners and light trade pros needing affordable power for occasional tasks.
| Attribute | ![]() | ![]() |
|---|---|---|
1,400 in-lb | 1,500 in-lbbest | |
20 Vbest | 12 V | |
2,700 RPM | 3,600 RPMbest | |
3,100 IPM | 4,000 IPMbest | |
| ↓ lower better | 4.7 lbs | 1.6 lbsbest |
1.5 Ahbest | — | |
| ↓ lower better | 11.4 in | 5 inbest |
1 count | 3 countbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(3) | ||
Maximum Torque (in-lb) | 1400 in-lb | 1500 in-lb |
Maximum Speed (RPM) (RPM) | 2700 RPM | 3600 RPM |
Impacts Per Minute (IPM) (IPM) | 3100 IPM | 4000 IPM |
Accessories(1) | ||
Includes Battery | true | false |
Build & Design(2) | ||
Tool Weight (lbs) | 4.7 lbs | 1.6 lbs |
Tool Length (in) | 11.4 in | 5.0 in |
Power & Battery(1) | ||
Battery Voltage (V) | 20 V | 12 V |
Features(2) | ||
LED Light Count (count) | 1 count | 3 count |
Belt Clip | null | true |
Controls(1) | ||
Speed Settings | Variable | 4-mode |

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

Professional reviewers highlight the Porter-Cable 20V lineup for its value-driven performance, noting strong torque and adequate runtime in brushed models. They praise the tool's compactness for jobsite productivity but note it is not top-tier for professionals needing maximum power.
Everyday users love the lightweight build and ease of use in tight spaces, finding plenty of power for DIY screws and bolts. Recurring complaints include brushed motor heat-up on prolonged use and shorter runtime compared to brushless competitors.

“plenty of power for DIY screws/bolts”

“good torque”



Professional reviewers and editors highlight the Milwaukee M12 FUEL 3453-20 as the fastest and most compact impact driver in its subcompact class. One reviewer noted a preference for the M12 over the larger M18 model due to its practicality and ease of carrying throughout the workday. The tool is praised for its brushless motor performance and compact design, making it highly suitable for confined spaces.
The search results indicate substantial user engagement with 56 customer questions and answers on Home Depot's product page. However, there are no detailed user reviews or specific customer feedback excerpts provided in the data to determine common praise or recurring complaints.