Impact Driver vs Impact Wrench: Which Do You Need? (2026)
Choose an impact driver (like the DeWalt DCF887B at $99) for driving screws and wood fasteners; choose an impact wrench (like the Milwaukee 2767-20 at $229) for loosening and tightening lug nuts, large bolts, and automotive work.
See Today’s Price →At a Glance
| # | Product | Award | Price | Our Score | |
|---|---|---|---|---|---|
| 1 | DEWALT DCF887B 20V MAX XR Brushless 3-S… |
Best Overall | $99 | 9.2 | Buy → |
| 2 |  Milwaukee 2767-20 M18 FUEL High Torque … |
Best Premium | $229 | 8.9 | Buy → |
| 3 |  Milwaukee 2554-20 M12 FUEL Stubby Impac… |
Also Excellent | $176 | 8.5 | Buy → |
| 4 |  Bosch GDX18V-1800B12 18V Impact Driver |
Budget Pick | $119 | 8.2 | Buy → |
Impact Driver vs Impact Wrench Buying Guide
Great for: Homeowners who do basic plumbing, bike maintenance, or mechanical repairs and need to turn fasteners of various sizes
Not ideal if: You only change a lightbulb or tighten a screw — a wrench serves no purpose unless you're working with bolts or pipes
Our Top Pick
DEWALT DCF887B 20V MAX XR Brushless 3-Speed Impact Driver — The most proven impact driver for deck building. 28,000 reviews validate its.... At $75.60, it offers the best overall value. [See today's price](https://www.amazon.com/dp/B0183RLW8A?tag=myawesomebuy2-20). Best Budget Pick: Bosch GDX18V-1800B12 18V Impact Driver ($148.95) — The Bosch GDX18V is the best 2-in-1 hybrid — good if you need both.... Best for Best Premium: Milwaukee 2767-20 M18 FUEL High Torque Impact Wrench — Milwaukee's 2767-20 is the best cordless impact wrench — it can.... ---Impact Driver vs Impact Wrench: The Core Difference
Both tools use an internal hammering mechanism to overcome resistance, but they're designed for completely different fastener types:
Impact Drivers: Built for Screws & Wood Fasteners
An impact driver uses a 1/4-inch hex chuck and is designed for driving screws — decking screws, structural screws, self-tapping screws, and standard construction fasteners. The concussive mechanism kicks in only when resistance is felt, preventing cam-out and stripped heads. Impact drivers are compact, lightweight (typically 2-3 lbs), and the #1 most-used cordless tool in any toolkit. If you're building a deck, hanging drywall, doing general carpentry, or assembling furniture — an impact driver is what you need.
Impact Wrenches: Built for Large Bolts & Nuts
An impact wrench uses a 3/8-inch or 1/2-inch square drive and is built for large bolts and nuts — lug nuts, automotive bolts, deck lag screws, and structural hex bolts. Impact wrenches deliver much higher torque (up to 1,500+ ft-lbs on high-torque models) but are heavier and more aggressive. Using an impact wrench on regular screws will strip them instantly. This is the tool for changing tires, working on engines, and removing stubborn bolts.
Can I Use One Instead of the Other?
Technically you can get hex-to-socket adapters for impact drivers, but it's a poor substitute. Impact drivers max out around 2,000 in-lbs (167 ft-lbs) — far short of what's needed to break loose corroded lug nuts (80-100 ft-lbs needed, but often need 3-5x that to break free). Impact wrenches, conversely, are overkill and will destroy most screws. The right tool makes the job 10x easier.
Which Do You Actually Need?
- DIYer, home renovator, general carpentry: Impact driver — it's the most useful tool you can buy.
- Automotive work, tire changes, engine work: Impact wrench — non-negotiable for this use.
- Professional contractor: Both. They serve different roles on every job site.
- On a budget? Start with the impact driver — you'll use it daily. Add the impact wrench when needed.
See our full guides: best impact drivers, DeWalt vs Milwaukee vs Makita showdown, and the Tools hub.
Wondering whether an impact driver is right for your project or if you'd be better served by a drill? Our drill type guide covers every driver category — drill, impact driver, impact wrench, hammer drill — with real-world use cases.Not sure which cordless tool to choose? See our cordless tool voltage guide for help making the right call.
Quick Decision
If budget is the priority, go with the Bosch GDX18V-1800B12 18V Impact Driver; if you want the best overall, choose the DEWALT DCF887B 20V MAX XR Brushless 3-Speed Impact Driver; if you need best premium, the Milwaukee 2767-20 M18 FUEL High Torque Impact Wrench is your pick.Related Guides
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Our Picks
DEWALT DCF887B 20V MAX XR Brushless 3-Speed Impact Driver (Best Overall) — $99 See Price →
Milwaukee 2767-20 M18 FUEL High Torque Impact Wrench (Best Premium) — $229 See Price →
Milwaukee 2554-20 M12 FUEL Stubby Impact Wrench (Also Excellent) — $176 See Price →
Bosch GDX18V-1800B12 18V Impact Driver (Budget Pick) — $119 See Price →
Showing 4 of 4 products
DEWALT DCF887B 20V MAX XR Brushless 3-Speed Impact Driver
“The most proven impact driver for deck building. 28,000 reviews validate its reliability on construction projects.”
See Today’s Price →What we like
- 28,000+ reviews at 4.8 stars
- 1825 in-lbs for standard deck screws
- 3-speed control
- 20V MAX ecosystem
- Three LED work lights
Watch out for
- 3-speed vs Milwaukee's 4-speed
- 1825 in-lbs — below Milwaukee and RIDGID
- Bare tool only
Read Full Analysis
The DCF887B delivers up to 2,000 in-lbs of torque across three speed modes, with the brushless motor maximizing battery runtime versus standard motors. Speed 1 provides precision control for delicate fasteners; speed 3 handles lag screws and heavy hex bolts. At 2.7 lbs with a compact frame, it fits into tight spaces where larger tools can't reach, and three LEDs with a 20-second delay illuminate the work area without casting shadows. The trade-off is the tool-only purchase — the 20V MAX battery and charger are sold separately, adding significant cost for buyers not already in the DeWalt ecosystem. Best for tradespeople and serious DIYers already on the DeWalt 20V MAX platform who need a professional-grade driver with precise three-speed control.
Milwaukee 2767-20 M18 FUEL High Torque Impact Wrench
“Milwaukee's 2767-20 is the best cordless impact wrench — it can replace an air impact wrench on most automotive tasks.”
See Today’s Price →What we like
- 1,000 ft-lbs fastening / 1,400 ft-lbs nut-busting torque
- 4-mode DRIVE CONTROL prevents over-tightening
- Best cordless replacement for air impact wrenches
- Compact for a high-torque wrench
- Excellent for tire changes and automotive work
Watch out for
- Overkill and damaging for standard screws
- Battery not included
- Heavy at 4.4 lbs
- High price point
Read Full Analysis
The Milwaukee 2767-20 FUEL High Torque Impact Wrench produces up to 1,000 ft-lbs of fastening torque and 1,400 ft-lbs of nut-busting torque — enough for the most demanding lug nuts and structural bolts. The POWERSTATE brushless motor and REDLITHIUM battery system provide exceptional power and runtime. 4-mode DRIVE CONTROL prevents over-tightening.
Milwaukee 2554-20 M12 FUEL Stubby Impact Wrench
“The Milwaukee M12 FUEL Stubby is the best compact impact wrench — unbeatable for tight-space work where a full-size model won't fit.”
See Today’s Price →What we like
- Ultra-compact 3.6-inch length
- 250 ft-lbs fastening / 350 ft-lbs nut-busting torque
- Perfect for tight engine bay access
- Lighter than full-size impact wrenches
- 4-mode DRIVE CONTROL
Watch out for
- Less torque than full-size M18 wrench
- M12 battery (smaller capacity)
- Not a substitute for changing passenger car tires (needs more torque)
Read Full Analysis
The M12 FUEL Stubby is only 3.6 inches long — shorter than most impact drivers — yet delivers 250 ft-lbs of fastening torque and 350 ft-lbs of nut-busting torque. Ideal for tight-space automotive maintenance, HVAC work, and plumbing. The 4-mode DRIVE CONTROL and compact design make it the go-to for mechanics who work in cramped engine bays.
Bosch GDX18V-1800B12 18V Impact Driver
“The Bosch GDX18V is the best 2-in-1 hybrid — good if you need both functions but can only buy one tool.”
See Today’s Price →What we like
- Accepts both hex bits and 1/2-inch sockets
- Good compromise for users wanting one tool
- Strong 1,770 in-lbs torque
- Compact Bosch 18V Profactor design
Watch out for
- Costs more than a dedicated impact driver
- Not as powerful as a dedicated impact wrench for tough bolts
- Less common in retail stores
Read Full Analysis
The Bosch GDX18V-1800B12 accepts both 1/4-inch hex bits and 1/2-inch square drive sockets, making it a hybrid tool that partially bridges the driver-wrench gap. At 1,770 in-lbs of torque, it handles most screw-driving plus lighter socket work. Not a substitute for a dedicated high-torque impact wrench on tough bolts, but a smart compromise for users who don't want two separate tools.
Frequently Asked Questions
What is the main difference between an impact driver and an impact wrench?
Can an impact driver remove lug nuts?
Do I need both an impact driver and an impact wrench?
Can an impact driver replace a regular drill?
What size impact wrench do I need for changing tires?
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