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DeWalt DCB206 20V MAX 6.0Ah Battery vs DeWalt DCB2108 20V MAX XR 8 Ah Battery

The DCB2108 Powerstack is the superior choice for high-demand tools like grinders and circular saws, offering significantly more power and better heat management through tabless cell technology. While the DCB206 is a reliable workhorse for standard drilling and driving, the DCB2108 provides a higher capacity and a more durable overmolded base. Choose the Powerstack for professional-grade efficiency and the standard XR for lighter, everyday tasks.

  • Choose the DCB206 if you need a proven, high-capacity battery for standard 20V tools and prefer a slightly lighter weight for overhead work.
  • Choose the DCB2108 if you use high-draw tools that require maximum runtime and extra power without the battery overheating.

Prices

  • DeWalt DCB206 20V MAX 6.0Ah Battery: $46.64 at ToolboxJunction (last seen Nov 9)
  • DeWalt DCB2108 20V MAX XR 8 Ah Battery: $90.91 at Tool Pass Pro (last seen Nov 9)
  • Difference: the DeWalt DCB206 20V MAX 6.0Ah Battery is $44.27 cheaper than the DeWalt DCB2108 20V MAX XR 8 Ah Battery at the latest prices (Nov 9)
DeWalt
DeWalt 20V MAX Lithium-Ion 6.0Ah Battery Pack (DCB206)

DeWalt DCB206 20V MAX 6.0Ah Battery

DeWalt 20V MAX Lithium-Ion 6.0Ah Battery Pack (DCB206)

$46.64at ToolboxJunctionChecked 57 min ago
See all prices and details
Visit ToolboxJunction
Pros
  • Proven XR technology reliability
  • Fast 1-hour charge time on DCB118
  • No memory effect or self-discharge
  • 3-LED fuel gauge for power monitoring
Cons
  • Lower capacity than the Powerpack
  • Lacks the impact-resistant overmolded base
  • More prone to heat buildup in high-draw tools
DEWALT
DeWalt DCB2108 20V MAX XR POWERPACK 8 Ah Battery

DeWalt DCB2108 20V MAX XR 8 Ah Battery

DeWalt DCB2108 20V MAX XR POWERPACK 8 Ah Battery

4.6(57 ratings)
$90.91at Tool Pass ProChecked 58 min ago
See all prices and details
Visit Tool Pass Pro
Pros
  • 8.0 Ah capacity for extreme runtime
  • Tabless cells provide 50% more power
  • Superior heat dissipation for heavy use
  • Durable overmolded base protects against drops
Cons
  • Larger physical footprint than compact packs
  • Higher performance may be overkill for simple drills

What separates them

DeWalt DCB206 20V MAX 6.0Ah BatteryDeWalt DCB2108 20V MAX XR 8 Ah Battery
Capacity6.0 Ah8.0 Ah
Cell TechnologyStandard Lithium-Ion XR cellsTabless cell Powerpack technology
Power OutputStandard high-capacity output50% more power for heavy applications
DurabilityStandard plastic housingOvermolded base for impact resistance
Thermal ManagementStandard coolingAdvanced heat mitigation for longer life
Weight2.25 lbs2.2 lbs

Price history

$229.00$114.99
Oct 30Nov 10
  • DeWalt DCB206 20V MAX 6.0Ah Battery: lowest $149.00 on Nov 2 at The Home Depot; $189.00 on Nov 10.
  • DeWalt DCB2108 20V MAX XR 8 Ah Battery: lowest $114.99 on Nov 9 at Amazon; $229.00 on Nov 10.

Prices at every store

DeWalt DCB206 20V MAX 6.0Ah Battery

  • Tools TorqueNew

    In stockShips from the UK · duties may applyReturn policy

    $57.99Checked 58 min ago
    Visit Tools Torque
  • Tool Pass ProNew

    In stockReturn policy

    $59.00Checked 58 min ago
    Visit Tool Pass Pro
  • ToolboxJunctionNew

    Availability unknownReturn policy

    $46.64Checked 57 min ago
    Visit ToolboxJunction
  • eBayNew

    Availability unknownSold by southelitedigitalllc (98.2% positive, 1,700 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $47.89Free shippingChecked Nov 8
    Visit eBay

Also available at

  • MerqoraCheck price at Merqora
  • Roots and RoverCheck price at Roots and Rover
  • Prime SourceCheck price at Prime Source

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All 12 stores and price history →

DeWalt DCB2108 20V MAX XR 8 Ah Battery

  • Tool Pass ProNew

    In stockReturn policy

    $90.91Checked 58 min ago
    Visit Tool Pass Pro
  • eBayNew

    Availability unknownSold by palmou1983 (100% positive, 197 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $100.00+ $8.71 shippingChecked Nov 8
    Visit eBay
  • AmazonNew

    Availability unknown

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

    $114.99Free shippingChecked Nov 8
    Visit Amazon
  • WalmartNew

    Availability unknown

    $117.99Checked Nov 4
    Visit Walmart

Also available at

  • WalmartCheck price at Walmart
  • Dewalt Authorized SellerCheck price at Dewalt Authorized Seller
  • Tool NutCheck price at Tool Nut

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All 22 stores and price history →

Specs compared

SpecDeWalt DCB206 20V MAX 6.0Ah BatteryDeWalt DCB2108 20V MAX XR 8 Ah Battery
Battery Voltage20 V20V
Battery Capacity6 Ah8 Ah
Battery Type20V MAX*Lithium-Ion
Power SourceCordlessCordless
Power Voltage20V20V
Number Of Batteries Included21
Battery Charge Time1-hour (on DCB118 fast charger)60 minutes
Weight3.9 lbs (Package Weight)2.2 lb (individual battery)
Height10.0 in (Package Height)5 in
Length7.5 in (Package Depth)5.875 in
Width3.562 in (Package Width)3.375 in
Tool TypePower Tool BatteryPower Tool Battery
Show all 40 specsShow fewer specs
SpecDeWalt DCB206 20V MAX 6.0Ah BatteryDeWalt DCB2108 20V MAX XR 8 Ah Battery
Tool SubtypePower Tool BatteryBatteries
Tool SeriesXRDEWALT XR
Safety HighlightsOver-charging ProtectionMitigates heat buildup, Endure potential impact…
Battery System CompatibilityDEWALT 20V MAXDeWalt 20V MAX
Compatible ChargerDCB118 fast charger20V MAX chargers
Tool System CompatibilityDEWALT 20V MAX Premium XR, DEWALT 20V MAX*DeWalt XR
Compatible ToolsDCF885C2, DCD740, DCD740B, DCD740C1, DCD740N20V MAX tools
Included AccessoriesNo Case Included, Battery Charger Included: NoCharger Not Included

What reviewers say

DeWalt DCB206 20V MAX 6.0Ah Battery

Owners of DeWalt 20V MAX tools generally rate the DCB206 highly for runtime and build, and it is a common upgrade from compact packs. Complaints center on weight and price rather than performance.

What people mention
  • RuntimePraisedOwners say high-drain tools run far longer on the 6.0Ah pack than on compact batteries.
  • WeightCriticisedAt 2.25 lbs it adds noticeable heft, especially on tools used overhead.
  • BuildPraisedReviewers report the case and contacts hold up to job-site abuse.
  • PriceMixedBuyers see good value in multi-packs but find single packs expensive.

DeWalt DCB2108 20V MAX XR 8 Ah Battery

  • 4.6 / 557 ratings

Rated 4.6 out of 5 from 57 ratings, the DCB2108 is well regarded for runtime and power in demanding tools. Owners treat it as a step up from older 5 Ah packs.

What people mention
  • RuntimePraisedOwners say the 8 Ah capacity keeps high-draw tools running far longer between swaps.
  • PowerPraisedReviewers report more torque and less bogging than with older 5 Ah packs.
  • WeightMixedThe extra capacity adds bulk, which some users notice in overhead or one-handed work.

Questions and answers

Are these batteries compatible with all DeWalt 20V tools?
Yes, both the DCB206 and DCB2108 are fully compatible with the entire DeWalt 20V MAX tool and charger system.
Which battery is better for a high-torque impact wrench?
The DCB2108 is better because its tabless cell technology delivers 50% more power and manages heat more effectively during high-draw tasks.
Does the DCB2108 take longer to charge because of the higher capacity?
Both batteries are rated for a 60-minute charge time when using a fast charger like the DCB118.
Is the DCB2108 worth the upgrade over the DCB206?
Yes, if you use tools like grinders or saws, the extra 2.0 Ah capacity and increased power output provide a noticeable performance boost.

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More comparisons

  • DeWALT Max XR Premium Lithium-Ion Compact 20V 2Ah Battery DCB203 - Two Pack vs DeWalt DCB2108 20V MAX XR POWERPACK 8 Ah Battery
  • DeWalt 20V MAX XR Powerpack 4Ah Batteries - 2PK - DCB2104-2 vs DeWalt DCB2108 20V MAX XR POWERPACK 8 Ah Battery
  • DeWalt DCB2108 20V MAX XR POWERPACK 8 Ah Battery vs DEWALT 20V MAX XR Premium Lithium-Ion 4.0Ah Battery Pack
  • DeWalt 20V MAX Lithium-Ion 6.0Ah Battery Pack (DCB206) vs DeWalt 20V MAX XR Powerpack 4Ah Batteries - 2PK - DCB2104-2
  • DeWalt DCB2108 20V MAX XR POWERPACK 8 Ah Battery vs DEWALT 20V MAX Lithium-Ion Battery 2-Pack and Charger, 5.0 Ah, Battery Starter Kit DCB205-2c
  • DeWalt 20V MAX Lithium-Ion 6.0Ah Battery Pack (DCB206) vs DeWALT Max XR Lithium-Ion 20V 4Ah Battery DCB204
  • DeWalt 20V MAX Lithium-Ion 6.0Ah Battery Pack (DCB206) vs DeWALT Max XR Premium Lithium-Ion Compact 20V 2Ah Battery DCB203 - Two Pack
  • DeWalt 20V MAX Lithium-Ion 5.0Ah Battery Pack (DCB205) vs DeWalt 20V MAX Lithium-Ion 6.0Ah Battery Pack (DCB206)

Buying guides that pick them

  • Best DeWalt 20V MAX lithium-ion battery packs
  • Best DeWalt 20V MAX XR battery packs under $100
Color
Yellow
Yellow
Design Highlights3-LED fuel gauge systemLED indicator, Overmolded base
MaterialPlastic (Housing Material)Overmolded base
Charge Time1.5 hour(s)—
Product Length7 in—
Product Height7 in—
Product Width3.437 in—
Product Weight2.25 lbs—
Number of Pieces1—
Capacity6 AH—
System20V MAX—
ChemistryLithium-Ion—
Fast charging1-hour charge time on the DCB118 fast charger.—
Voltage20V MAX* (18V nominal)—
Charge indicator3-LED fuel gauge—
Warranty3-year limited, 1-year free service, 90-day sat…—
Compatible BatteriesDCB206, DCB180, DCB181, DCB182, DCB184—
Battery TechnologyLi-Ion—
TypeBatteries—
Weight (oz)14.0—
  • BuildPraisedThe overmolded base and cells are described as surviving drops and job-site abuse.