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DEWALT ATOMIC DCF923B Impact Wrench vs Milwaukee M18 FUEL 3/8" Impact Wrench

The Milwaukee 2854-20 is the better pick for most shoppers: it is shorter at 4.8 in, has a friction ring, and carries a much stronger owner record at 4.9 from 549 ratings. The DEWALT DCF923B wins on raw torque, with 450 ft-lbs of breakaway versus 250 ft-lbs nut-busting, so it suits rusted bolts, anchors and lug nuts. Both are brushless, 4-mode compact tools that are sold as bare tools.

  • Choose the DEWALT ATOMIC DCF923B if you need maximum breakaway torque and a hog ring anvil for fast socket swaps on heavier fasteners.
  • Choose the Milwaukee 2854-20 if you work in tight spaces and want the shortest body, a friction ring, and the stronger owner track record.

Prices

  • DEWALT ATOMIC DCF923B Impact Wrench: $146.52 at Tool Academy (checked today)
  • Milwaukee M18 FUEL 3/8" Impact Wrench: $140.00 at Walmart (checked today)
  • Difference: the Milwaukee M18 FUEL 3/8" Impact Wrench is $6.52 cheaper than the DEWALT ATOMIC DCF923B Impact Wrench today
DEWALT
DEWALT ATOMIC 20V MAX 3/8 in Cordless Impact Wrench with Hog Ring Anvil (DCF923B)

DEWALT ATOMIC DCF923B Impact Wrench

DEWALT ATOMIC 20V MAX 3/8 in Cordless Impact Wrench with Hog Ring Anvil (DCF923B)

4.6(68 ratings)
$146.52at Tool AcademyChecked 29 min ago
See all prices and details
Visit Tool Academy
Pros
  • 450 ft-lbs breakaway handles rusted and stubborn fasteners
  • Hog ring anvil allows quick one-hand socket changes
  • Precision Wrench control limits overtightening and fastener run-off
  • Compact ATOMIC body reaches into tight spots
Cons
  • Longer body than the Milwaukee at 9.2 in
  • Single LED instead of surround lighting
  • Bare tool, battery and charger extra
  • Fewer owner ratings to judge long-term durability
Milwaukee
Milwaukee 2854-20 M18 FUEL 3/8" Impact Wrench

Milwaukee M18 FUEL 3/8" Impact Wrench

Milwaukee 2854-20 M18 FUEL 3/8" Impact Wrench

4.9(549 ratings)
$140.00at WalmartChecked 29 min ago
See all prices and details
Visit Walmart
Pros
  • 4.8 in length is the most compact in its class
  • Tri-LED lighting reduces shadows around the work
  • Auto shut-off caps torque at 20 ft-lbs for small fasteners
  • Bolt-removal mode slows RPMs so fasteners do not drop
  • Strong 4.9 rating from 549 owners
Cons
  • 250 ft-lbs is well below the DEWALT's breakaway torque
  • Friction ring can loosen on heavy repeated use
  • Bare tool, battery and charger extra

What separates them

DEWALT ATOMIC DCF923B Impact WrenchMilwaukee M18 FUEL 3/8" Impact Wrench
Max torque450 ft-lbs breakaway, 300 ft-lbs fastening250 ft-lbs nut-busting
Length9.2 in4.8 in
Socket retentionHog ring anvilFriction ring
Speed settings4 modes including Timber Screw4-mode DRIVE CONTROL with auto shut-off and bolt-removal
LightingSingle LED with brightness controlTri-LED around the anvil
Weight2.77 lbsAbout 2.5 lbs bare
Owner ratings4.6 from 68 ratings4.9 from 549 ratings
In the boxTool only, no battery or chargerTool only, no battery or charger

Price history

$179.00$134.95
Oct 30Nov 11
  • DEWALT ATOMIC DCF923B Impact Wrench: lowest $134.95 on Nov 10 at eBay; $146.52 on Nov 11.
  • Milwaukee M18 FUEL 3/8" Impact Wrench: lowest $143.00 on Nov 11 at Amazon.

Prices at every store

DEWALT ATOMIC DCF923B Impact Wrench

  • Tool AcademyNew

    In stock

    $146.52Checked 29 min ago
    Visit Tool Academy
  • WalmartNew

    In stockSold by The TOOL GUY

    $189.00Free shippingChecked 29 min ago
    Visit Walmart
  • Coastal Farm & RanchNew

    Availability unknown

    $179.00Checked Oct 31
    Visit Coastal Farm & Ranch
  • Best BuyNew

    Availability unknown

    $189.00Checked 29 min ago
    Visit Best Buy

Also available at

  • WalmartCheck price at Walmart
  • Tool NutCheck price at Tool Nut
All 37 stores and price history →

Milwaukee M18 FUEL 3/8" Impact Wrench

  • WalmartNew

    In stockSold by Limitd Products LLCReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $140.00Free shippingChecked 29 min ago
    Visit Walmart
  • Way SourceNew

    In stockReturn policy

    $149.00Checked 29 min ago
    Visit Way Source
  • Chief Miller ApparelNew

    In stockReturn policy

    $157.28Checked 29 min ago
    Visit Chief Miller Apparel
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $143.00Free shippingChecked 29 min ago
    Visit Amazon
All 18 stores and price history →

Specs compared

SpecDEWALT ATOMIC DCF923B Impact WrenchMilwaukee M18 FUEL 3/8" Impact Wrench
size3/8 in—
colorBlack—
Torque Range450 ft-lbs—
Impacts Per Minute3200—
Speed Range2800 RPM—
Fastening CapacityUp to 300 ft-lbs of max fastening torque—
Speed ControlVariable speed trigger—
Number Of Speed Settings4—
Battery Voltage20V—
Battery TypeLithium-Ion (Li-Ion)—
Battery Capacity3 Ah—
Number Of Batteries Included0—
Show all 40 specsShow fewer specs
SpecDEWALT ATOMIC DCF923B Impact WrenchMilwaukee M18 FUEL 3/8" Impact Wrench
Battery Charge Time1 hr—
Motor Torque450 ft-lbs (max breakaway torque)—
Motor TypeBrushless—
Motor Speed Settings4—
Chuck / Drive Size3/8 inch—
Chuck / Drive TypeImpact wrench—
Chuck / Drive SubtypeHog Ring Anvil—
Power SourceCordless, Battery—
Power Voltage20V—

What reviewers say

DEWALT ATOMIC DCF923B Impact Wrench

  • 4.6 / 568 ratings

Rated 4.6 out of 5 from 68 ratings, the DCF923B is well received for its power-to-size ratio. Owners value the compact body and the control modes for precision work.

What people mention
  • SizePraisedOwners say the compact ATOMIC body reaches fasteners that full-size impact wrenches can't.
  • TorquePraisedReviewers report strong breakaway power for a 3/8 in tool.
  • BatteryMixedBuyers like the 20V MAX platform but note the tool ships without a battery or charger.
  • Control modesPraisedPrecision Wrench and the four speed settings are called useful for avoiding overtightening.

Milwaukee M18 FUEL 3/8" Impact Wrench

  • 4.9 / 5549 ratings

Rated 4.9 out of 5 across 549 ratings, owners consistently call it powerful for its size and easy to use in tight spots.

What people mention
  • SizePraisedOwners repeatedly call it the perfect size for reaching tight spaces.
  • PowerPraisedBuyers say it has plenty of torque for a compact 3/8-inch wrench.
  • UsefulnessPraisedReviewers describe it as a very useful tool across many jobs.

Questions and answers

Which is better for lug nuts?
The DEWALT. Its 450 ft-lbs of breakaway torque is well above the Milwaukee's 250 ft-lbs, which matters on seized or over-torqued nuts.
Which fits in tighter spaces?
The Milwaukee. At 4.8 in long it is roughly half the DEWALT's 9.2 in body, so it reaches fasteners the DEWALT cannot.
Which has better control features?
Both offer 4 modes. The Milwaukee adds auto shut-off at 20 ft-lbs and a bolt-removal mode; the DEWALT adds Precision Wrench and a Timber Screw mode.
Do either include a battery?
No. Both are bare tools, so you need a battery and charger in the matching platform, 20V MAX for DEWALT or M18 for Milwaukee.
Is the Milwaukee worth stepping up to?
If compact size and owner satisfaction matter most, yes. If you need maximum torque, the DEWALT is the stronger tool.
Which lasts longer?
Both use brushless motors and should hold up well. The Milwaukee has far more owner ratings behind it, which gives more confidence in long-term reliability.

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More comparisons

  • DeWalt Atomic 20V MAX Cordless Impact Wrench Kit vs Milwaukee 2854-20 M18 FUEL 3/8" Impact Wrench
  • DEWALT ATOMIC 20V MAX 3/8 in Cordless Impact Wrench with Hog Ring Anvil (DCF923B) vs Milwaukee M18 FUEL 3/8" Impact Wrench with M18 Battery Pack
  • DeWalt 20V MAX XR High Torque Impact Wrench with Hog Ring Anvil dcf900b vs DEWALT ATOMIC 20V MAX 3/8 in Cordless Impact Wrench with Hog Ring Anvil (DCF923B)
  • DEWALT ATOMIC 20V MAX 3/8 in Cordless Impact Wrench with Hog Ring Anvil (DCF923B) vs Kobalt 24-volt Brushless 3/8-in Drive Cordless Impact Wrench (Bare Tool) KCIW 324B-03
  • Milwaukee 2854-20 M18 FUEL 3/8" Impact Wrench vs Kobalt 24-volt Brushless 3/8-in Drive Cordless Impact Wrench (Bare Tool) KCIW 324B-03
  • DEWALT ATOMIC 20V MAX 3/8 in Cordless Impact Wrench with Hog Ring Anvil (DCF923B) vs Dewalt DCF903B 12V Max XTREME Brushless 3/8" Cordless Impact Wrench (Bare Tool)
  • DEWALT ATOMIC 20V MAX 3/8 in Cordless Impact Wrench with Hog Ring Anvil (DCF923B) vs DeWalt 20V MAX XR Brushless Reciprocating Saw
  • DEWALT ATOMIC 20V MAX 3/8 in Cordless Impact Wrench with Hog Ring Anvil (DCF923B) vs Milwaukee 3049 (3/8-inch)

Buying guides that pick them

  • Best 3/8 inch drive impact wrenches
Amperage
0.0 A
—
Weight2.77 lbs—
Height3.35 in—
Length9.2 in—
Width5.9 in—
Torque300 ft lb—
BrandDEWALT—
Power typeManual—
Electric motor typeBrushless—
Batteries inclN—
Volts20 Volts—
Maximum speed2800 rpm—
AccessoriesBelt Hook—
Charger includedN—
Impact wrench typeCordless—
Chuck size3/8 in—
Rec. useAutomotive, Construction—
Handle stylePistol Grip—
Color categoryMulticolor—