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Kobalt 80-volt 2.5-Amp Hours Rechargeable Lithium Ion Cordless Power Equipment Battery KB 2580-06 vs MAKITA 18V LXT Lithium-ION 4.0AH (BL1840B)

Deciding between the Kobalt 80-volt 2.5-Amp Hours Rechargeable Lithium Ion Cordless Power Equipment Battery KB 2580-06 and the MAKITA 18V LXT Lithium-ION 4.0AH (BL1840B)? We break down every spec, feature, and trade-off so you can pick the right product for your garden and budget.

Our Pick

MAKITA 18V LXT Lithium-ION 4.0AH (BL1840B)

MAKITA 18V LXT Lithium-ION 4.0AH (BL1840B) edges out the Kobalt 80-volt 2.5-Amp Hours Rechargeable Lithium Ion Cordless Power Equipment Battery KB 2580-06 thanks to its higher rating (4.5 vs 4.4). That said, the Kobalt 80-volt 2.5-Amp Hours Rechargeable Lithium Ion Cordless Power Equipment Battery KB 2580-06 is still a strong choice if its specific strengths align better with your needs.

01 / Specs

Specs comparison

SpecKobalt 80-volt 2.5-Amp Hours Rechargeable Lithium Ion Cordless Power Equipment Battery KB 2580-06MAKITA 18V LXT Lithium-ION 4.0AH (BL1840B)
PriceCheck PriceCheck Price
Rating4.4/54.5/5Winner
CategoryPower ToolsPower Tools

02 / Pros & Cons

What we like, what to know

Kobalt 80-volt 2.5-Amp Hours Rechargeable Lithium Ion Cordless Power Equipment Battery KB 2580-06

What we like

  • +Compatible with the entire Kobalt 80 Volt max family of tools
  • +Up to 25 percent more runtime than the standard Kobalt 2.0 Ah 80-volt battery
  • +Quickly charges in 40 minutes or less

Worth knowing

  • Details reflect the manufacturer's listing, not independent testing.
  • Availability and price change often — confirm on Amazon before buying.

MAKITA 18V LXT Lithium-ION 4.0AH (BL1840B)

What we like

  • +Foam cell technology
  • +Slide on battery holds firm with multi contacts and shock absorbing pack
  • +Unbeatable 36 minute charge time

Worth knowing

  • Details reflect the manufacturer's listing, not independent testing.
  • Availability and price change often — confirm on Amazon before buying.

03 / Who It's For

Who should buy which?

Choose A

The Kobalt 80-volt 2.5-Amp Hours Rechargeable Lithium Ion Cordless Power Equipment Battery KB 2580-06

power tools

Choose B

The MAKITA 18V LXT Lithium-ION 4.0AH (BL1840B)

power tools

04 / The Verdict

The verdict

Both the Kobalt 80-volt 2.5-Amp Hours Rechargeable Lithium Ion Cordless Power Equipment Battery KB 2580-06 and the MAKITA 18V LXT Lithium-ION 4.0AH (BL1840B) are quality kitchen blending and mixing appliances, but they serve different needs. The Kobalt 80-volt 2.5-Amp Hours Rechargeable Lithium Ion Cordless Power Equipment Battery KB 2580-06 is a power tools with a 4.4-star rating, while the MAKITA 18V LXT Lithium-ION 4.0AH (BL1840B) falls in the power tools category with a 4.5-star rating.

Our recommendation: Go with the MAKITA 18V LXT Lithium-ION 4.0AH (BL1840B) for its higher rating (4.5 vs 4.4). However, the Kobalt 80-volt 2.5-Amp Hours Rechargeable Lithium Ion Cordless Power Equipment Battery KB 2580-06 remains a compelling option if its specific strengths align better with how you plan to use it.

Kobalt 80-volt 2.5-Amp Hours Rechargeable Lithium Ion Cordless Power Equipment Battery KB 2580-06

4.4/5 stars

Read full review →

MAKITA 18V LXT Lithium-ION 4.0AH (BL1840B)

4.5/5 stars

Read full review →