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DeWalt DCD793B 20V MAX Drill Driver vs DeWalt DCD794 20V Drill Driver

Both are 20V MAX brushless DeWalt drill/drivers with the same 404 UWO, 1,650 RPM top speed, 15 clutch settings and 1/2 in. ratcheting chuck, so they drill and drive alike. The DCD794 is the shorter tool at about 5.9 in. head length versus 6.38 in. on the DCD793, which matters in cabinets and between studs. The DCD793 is the more established model with a wider record of owner feedback; the DCD794 rates slightly higher from a smaller sample. Buy the DCD794 for tight-space work, the DCD793 if you want the proven standard.

  • Choose the DCD793 if you want the long-running standard DeWalt compact drill with a broad base of owner experience and a normal retail box.
  • Choose the DCD794 if you work in tight spaces and want the shortest head in this pair.

Prices

  • DeWalt DCD793B 20V MAX Drill Driver: $67.99 at eBay (last seen Nov 8)
  • DeWalt DCD794 20V Drill Driver: $80.00 at Walmart (checked today)
  • Difference: the DeWalt DCD793B 20V MAX Drill Driver is $12.01 cheaper than the DeWalt DCD794 20V Drill Driver at the latest prices (Nov 8 and Nov 9)
DEWALT
Dewalt DCD793B 20V MAX Brushless 1/2 in. Cordless Compact Drill Driver (Tool Only)

DeWalt DCD793B 20V MAX Drill Driver

Dewalt DCD793B 20V MAX Brushless 1/2 in. Cordless Compact Drill Driver (Tool Only)

4.6(28 ratings)
$67.99at eBayObserved at 11:57 PM
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Pros
  • Proven compact platform with a large base of owner feedback
  • Full 404 UWO and 1,650 RPM
  • Ships in the standard retail box
  • Belt hook included
Cons
  • Longer head than the DCD794
  • Tool only, no battery or charger
  • Heavier than some sub-compact rivals
DEWALT
DeWalt DCD794 20V Cordless 1/2" Drill Driver (Tool Only)

DeWalt DCD794 20V Drill Driver

DeWalt DCD794 20V Cordless 1/2" Drill Driver (Tool Only)

4.8(36 ratings)
$80.00at WalmartVerified
See all prices and details
Visit Walmart
Pros
  • Shortest head in this pair at about 5.9 in.
  • Same 404 UWO and 1,650 RPM as the DCD793
  • Slightly higher owner rating
  • Belt hook included
Cons
  • Ships without the original retail box
  • Tool only, no battery or charger
  • Smaller review sample than the DCD793

What separates them

DeWalt DCD793B 20V MAX Drill DriverDeWalt DCD794 20V Drill Driver
Head length6.38 in.About 5.9 in.
Bare weight2.38 lbsAbout 2.4 lbs
Power and speed404 UWO, 0-450/0-1,650 RPM, 15 clutch settings404 UWO, 0-1,650 RPM, 15 clutch settings
Chuck1/2 in. keyless ratcheting1/2 in. keyless ratcheting
PackagingStandard retail boxShips without the original retail box
Owner ratings4.6 of 5 from 28 ratings4.8 of 5 from 36 ratings
Model lineageCurrent-generation compact, widely reviewedAtomic Compact Series, newer short-body design

Price history

$80.97$67.99
Oct 30Nov 9
  • DeWalt DCD793B 20V MAX Drill Driver: lowest $67.99 on Nov 6 at eBay; $67.99 on Nov 9.
  • DeWalt DCD794 20V Drill Driver: lowest $80.00 on Oct 31 at Walmart; $80.97 on Nov 9.

Prices at every store

DeWalt DCD793B 20V MAX Drill Driver

  • ShopNew

    In stockSold by Shop app

    $83.53Free shippingObserved at 11:57 PM
    Visit Shop
  • WalmartNew

    In stockSold by M & A Sales

    $98.99Free shippingObserved at 11:57 PM
    Visit Walmart
  • eBayNew

    Availability unknown

    $67.99Observed at 11:57 PM
    Visit eBay
  • AmazonNew

    Availability unknown

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

    $99.00Observed Nov 1, 2026, 10:31 AM
    Visit Amazon

Also available at

  • WalmartCheck price at Walmart
  • ToolupCheck price at Toolup
  • Significant Services IncCheck price at Significant Services Inc

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All 15 stores and price history →

DeWalt DCD794 20V Drill Driver

  • WalmartNew

    In stockSold by United SellerReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $80.00Free shippingVerified
    Visit Walmart
  • ShopNew

    In stockSold by Shop app

    $80.97Free shippingObserved at 11:57 PM
    Visit Shop
  • eBayNew

    Availability unknownSold by significantservices

    $80.97Observed at 11:57 PM
    Visit eBay
  • AmazonNew

    Availability unknown

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

    $98.00Free shippingObserved at 11:54 PM
    Visit Amazon

Also available at

  • WalmartCheck price at Walmart

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All 16 stores and price history →

Specs compared

SpecDeWalt DCD793B 20V MAX Drill DriverDeWalt DCD794 20V Drill Driver
colorMulticolorYellow
sizeBare 20V Drill Tool Only (DCD793B)1/2"
Chuck TypeKeylessKeyless
Max Power404 UWO404 MWO
Chuck Size1/2 in1/2 in
Tool TypeDrill/Driver, Basic Drill, Drill/DriverBasic Drill, Cordless Drill Driver, Cordless Dr…
Power TypeCordlessBattery
Power Voltage20V20V
Battery Voltage20V20V
Battery IncludedNoNo
Battery TypeLithium IonLithium-ion
Number Of Batteries Included00
Show all 40 specsShow fewer specs
SpecDeWalt DCD793B 20V MAX Drill DriverDeWalt DCD794 20V Drill Driver
Motor TypeBrushlessBrushless
Max Speed1650 RPM1650 RPM
Torque404 UWO160 Inch Pounds
Capacity0.5 Inches (wood)0.5 inches (metal)
Included AccessoriesBelt HookBattery Charger
Height7.88 in.7.97 in
Length6.38 in.6.61"
Weight2.38 lbs2.44 lb
Width2.49 in.3.32"
Functionality Highlights

What reviewers say

DeWalt DCD793B 20V MAX Drill Driver

  • 4.6 / 528 ratings

Rated 4.6 out of 5 from 28 ratings. Owners like the compact size, the power for its class and the light weight, and most complaints center on it arriving without a battery, which is expected for a bare tool.

What people mention
  • SizePraisedOwners say the short head gets into spaces a full-size drill will not fit.
  • PowerPraisedReviewers find the brushless motor strong enough for decking and framing tasks.
  • WeightPraisedAt 2.38 lbs bare, it is easy to use overhead for long stretches.
  • ChuckPraisedThe 1/2 in. ratcheting chuck holds bits tightly with little slip.

DeWalt DCD794 20V Drill Driver

  • 4.8 / 536 ratings

Rated 4.8 out of 5 from 36 ratings, buyers are happy with the compact size and light weight for home jobs. Complaints center on it arriving as a bare tool and on power limits in demanding work.

What people mention
  • SizePraisedOwners like the short 5.9-inch head for fitting into tight spaces.
  • WeightPraisedAt 2.4 pounds bare, buyers find it easy to use one-handed and overhead.
  • BatteryMixedIt runs on DeWalt 20V MAX packs, but none are included and small packs run down quickly.
  • PowerMixed

Questions and answers

Which is better for tight spaces?
The DCD794. Its head is about half an inch shorter, which lets it fit between studs and inside cabinets where the DCD793 catches.
Do they have the same power?
Yes. Both are rated 404 UWO with a 1,650 RPM top speed and 15 clutch settings, so drilling and driving performance is effectively identical.
Which lasts longer?
Both use brushless motors and the same 20V MAX battery system, so life depends on use and battery care. Neither has a documented durability edge; the DCD793 simply has more owner history behind it.
Is the DCD794 worth stepping up to?
Only if size is your priority. You pay for a shorter body and give up the retail box; power and features are the same.
Do I need to buy batteries separately?
Yes for both. Each is tool only, so you need a 20V MAX battery and charger, or a kit you already own.
Will my existing DeWalt 20V batteries fit?
Yes. Both are 20V MAX tools and take the same DeWalt lithium-ion packs.

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Buying guides that pick them

  • Best DeWalt cordless drill drivers
Variable speed
Variable speed
Number Of Speed SettingsVariable speed2 speed steps
Built In FeaturesLED work lightLED work light
Design HighlightsOn-tool LED work lightCompact
Chuck Capacity0.5 in—
Variable SpeedYes—
No Load Speed0-450/0-1650 RPM—
Clutch Positions15—
Power SourceCordless—
Product Height7.88 in—
Product Length6.38 in—
Product Weight2.38 lbs—
Product Width2.49 in—
MaterialMetal—
Handle TypePistol Grip—
Package Quantity1—
Number of Clutch Settings15—
Tool Weight (lbs.)2.72—
Tool Length (Inches)9.18—
Fine for home drilling and driving, but the 404 MWO motor is not built for heavy work.