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DeWalt DCD794D1 Atomic 20V Drill/Driver Kit vs DeWalt DCD793B 20V MAX Drill Driver

These are near-identical tools inside: same brushless motor, same 404 UWO and 1,650 RPM, same 1/2 in. ratcheting chuck. The DCD794D1 is the shorter head (5.88 in. vs 6.38 in.) and comes as a kit with a 2.0Ah battery and charger, so it is the one to buy if you own no 20V MAX batteries. The DCD793B is bare tool only, so it only makes sense if you already have DeWalt 20V batteries and a charger. Owners rate the kit slightly higher, but the two drill the same holes.

  • Choose the DeWalt DCD794D1 if you need a complete, ready-to-run drill with a battery and charger, and want the shortest head for tight spaces.
  • Choose the DeWalt DCD793B if you already own DeWalt 20V MAX batteries and a charger and want the same power without paying for duplicates.

Prices

  • DeWalt DCD794D1 Atomic 20V Drill/Driver Kit: $76.00 at Tool Pass Pro (last seen Nov 8)
  • DeWalt DCD793B 20V MAX Drill Driver: $67.99 at eBay (last seen Nov 8)
  • Difference: the DeWalt DCD793B 20V MAX Drill Driver is $8.01 cheaper than the DeWalt DCD794D1 Atomic 20V Drill/Driver Kit at the latest prices (Nov 8)
DeWalt
DeWalt DCD794D1 ATOMIC COMPACT SERIES 20V MAX Brushless Cordless 1/2 in. Drill/Driver Kit

DeWalt DCD794D1 Atomic 20V Drill/Driver Kit

DeWalt DCD794D1 ATOMIC COMPACT SERIES 20V MAX Brushless Cordless 1/2 in. Drill/Driver Kit

4.9(34 ratings)
$76.00at Tool Pass ProVerified
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Pros
  • Kit includes a 2.0Ah battery and charger, so it works out of the box
  • Shortest head in DeWalt's 20V line at 5.88 in.
  • Same 404 UWO and 1,650 RPM as the bare tool
  • LED work light and belt hook included
  • Highest owner rating of the two
Cons
  • Only one battery in the kit
  • 2.0Ah pack is small for heavy all-day use
  • Costs more than the bare tool because of the battery and charger
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
  • Same motor, torque and speed as the kit drill
  • Bare tool suits people already on the DeWalt 20V platform
  • 15-position clutch gives finer torque control
  • Slightly lighter without a battery
  • Belt hook included
Cons
  • No battery or charger, so it is unusable on its own
  • Head is half an inch longer than the DCD794
  • Lower owner rating than the kit

What separates them

DeWalt DCD794D1 Atomic 20V Drill/Driver KitDeWalt DCD793B 20V MAX Drill Driver
What's in the boxDrill, one 2.0Ah battery, charger and belt hookDrill and belt hook only
Head length5.88 in., DeWalt's shortest 20V drill head6.38 in.
Motor and powerBrushless, 404 UWO, 1,650 RPMBrushless, 404 UWO, 1,650 RPM
Chuck1/2 in. keyless ratcheting1/2 in. keyless ratcheting
Speed settingsTwo, 0-450 and 0-1,650 RPMTwo, 0-450 and 0-1,650 RPM
ClutchNot listed in the specs15 positions
Weight2.4 lbs with battery2.38 lbs bare
Owner rating4.9 out of 5 from 34 ratings4.6 out of 5 from 28 ratings

Price history

$99.00$67.99
Oct 30Nov 9
  • DeWalt DCD794D1 Atomic 20V Drill/Driver Kit: lowest $95.04 on Nov 8 at Arbor; $99.00 on Nov 9.
  • DeWalt DCD793B 20V MAX Drill Driver: lowest $67.99 on Nov 6 at eBay; $67.99 on Nov 9.

Prices at every store

DeWalt DCD794D1 Atomic 20V Drill/Driver Kit

  • Tool Pass ProNew

    In stockReturn policy

    $76.00Verified
    Visit Tool Pass Pro
  • Authorized Tool OutletNew

    In stockReturn policy

    $99.00Verified
    Visit Authorized Tool Outlet
  • ArborNew

    In stock

    $95.04+ $49.99 shippingObserved Nov 8, 2026, 1:27 AM
    Visit Arbor
  • eBayNew

    Availability unknownSold by coinguycollectables (99.5% positive, 15,600 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $94.99Free shippingVerified
    Visit eBay

Also available at

  • eBayCheck price at eBay

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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 →

Specs compared

SpecDeWalt DCD794D1 Atomic 20V Drill/Driver KitDeWalt DCD793B 20V MAX Drill Driver
Tool TypeCordless Drill/DriverDrill/Driver, Basic Drill, Drill/Driver
Power TypeCordlessCordless
Power Voltage20V20V
Chuck Size1/2 in.1/2 in
Chuck TypeKeylessKeyless
Motor TypeBrushlessBrushless
Max Speed1650 RPM1650 RPM
Torque404 UWO404 UWO
Battery Voltage20V20V
Battery IncludedYesNo
Battery TypeLithium IonLithium Ion
Number Of Batteries Included10
Show all 40 specsShow fewer specs
SpecDeWalt DCD794D1 Atomic 20V Drill/Driver KitDeWalt DCD793B 20V MAX Drill Driver
Included AccessoriesChargerBelt Hook
Height7.97 in.7.88 in.
Length5.88 in. (tool head length only)6.38 in.
Weight2.4 lbs.2.38 lbs
Width2.49 in.2.49 in.
Functionality HighlightsVariable speedVariable speed
Number Of Speed Settings2 (0-450/0-1650 RPM)Variable speed
Built In FeaturesLED lightLED work light
Design HighlightsCompactOn-tool LED work light

What reviewers say

DeWalt DCD794D1 Atomic 20V Drill/Driver Kit

  • 4.9 / 534 ratings

Rated 4.9 out of 5 from 34 ratings, buyers are very positive. They value the compact size and light weight for tight and overhead work.

What people mention
  • SizePraisedOwners like how short the head is for reaching into tight spots.
  • WeightPraisedAt 2.4 lbs. it is easy to hold overhead for longer stretches.
  • PowerPraisedBuyers find the brushless motor strong for a compact drill.
  • BatteryMixedThe included 2.0Ah pack is fine for light jobs but runs down quickly on heavy drilling.

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.
  • ChuckPraised

Questions and answers

Which is better for tight spaces?
The DCD794D1. Its head is 5.88 in. long versus 6.38 in. on the DCD793B, which matters when drilling between studs or under a sink.
Do they have the same power?
Yes. Both use a brushless motor rated at 404 UWO with a no-load speed of 1,650 RPM and the same two speed ranges.
Which lasts longer?
The tools are built the same way, so life depends on the battery and how hard you run them. The kit's 2.0Ah pack is small; a larger 20V MAX battery will run either drill longer.
Is the kit worth stepping up to?
If you have no DeWalt 20V batteries, yes. Buying the bare tool means also buying a battery and charger, and the kit is the simpler path.
Can I use my existing DeWalt batteries on the DCD793B?
Yes, any DeWalt 20V MAX lithium-ion pack fits it. That is the main reason to pick the bare tool.
Does the DCD794D1 have a clutch?
DeWalt's listing does not state clutch positions for it, while the DCD793B lists 15. If precise torque settings matter, check the DCD794D1's manual before buying.

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  • DeWalt DCD794D1 ATOMIC COMPACT SERIES 20V MAX Brushless Cordless 1/2 in. Drill/Driver Kit vs DeWalt 20V MAX Cordless Drill/Driver Kit
  • DeWalt DCD794D1 ATOMIC COMPACT SERIES 20V MAX Brushless Cordless 1/2 in. Drill/Driver Kit vs DEWALT DCD794B-NBX ATOMIC 20-Volt MAX Brushless Cordless 1/2 in. Drill Driver (Tool-Only)
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Buying guides that pick them

  • Best DeWalt 20V MAX cordless drill/driver kits
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ColorBlackMulticolor
Amperage2 Amps—
Battery Capacity2 Ah—
Battery Charging Time1 hr—
BrandDEWALT—
Electric motor typeBrushless—
Volts20 Volts—
Maximum speed1650 rpm—
Is variable speedY—
Speeds2—
Charger includedY—
Batteries inclY—
Number of batteries1—
FeaturesVariable Speed—
AccessoriesCase—
Rec. useHome—
Product line20V MAX ATOMIC—
ManufacturerDeWalt—
Amps2 A—
The 1/2 in. ratcheting chuck holds bits tightly with little slip.
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