Black & Decker BESTA512CM

12-Inch 6.5 Amp 3in1 Compact Electric Lawn Mower

Final Score
Final Score
A score from 1 to 100 based on reviews all over the web combined with our team of experts.
4/5 from
 455 users
Black & Decker BESTA512CM
We spent 7 hours reading reviews from customers and experts. In summary, here’s what users think:

6 reasons to buy

  • Most purchasers appreciated that the BESTA512CM is easy to use thanks to its lightweight design.
  • A large number of users liked that the mower is easy to store and compact.
  • A good number of owners liked the BESTA512CM’s versatility and noted that it works very well as an edger, trimmer, and mower.
  • The mower is very easy to assemble out of the box.
  • Most users admired that the mower runs very quietly.
  • Some buyers valued that the mower is easy to clean and maintain.

2 reasons not to buy

  • At least one purchaser mentioned that the trimmer can sometimes come off the base during mowing.
  • A user noted that the mower has limited height adjustment.

Bottom Line

The Black & Decker BESTA512CM exceeded the expectations of consumers who loved the mower’s versatility and convenience of having a mower, edger, and trimmer in one compact lightweight machine. Not only is the BESTA512CM versatile, but it also did its job very well. Though a few consumers noted that the based detached from the trimmer during mowing, it did not seem to do so often. Overall, the mower is recommended for consumers in the market for an edger and trimmer with small-sized yards.


Additional information


Black & Decker

Cutting Width

Max Cutting Height

Min Cutting Height

Mower Type


Power Source

Corded Electric


2 Years


13 lbs

Additional Info

Power Drive Transmission, Automatic Feed Spool (afs), Cord Retention System

Video Reviews

4/5 based on
455 reviews



Review BLACK+DECKER BESTA512CM 12 3in1 Compact Electric Lawn Mower

Michel Blog

Michel Blog

Compact Electric Lawn Mower BLACK+DECKER BESTA512CM 12" 3in1 review 2018 BLACK DECKER

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Lawn Mowers Best Price

BLACK+DECKER BESTA512CM Compact Electric Lawn Mower Review! BLACK+DECKER Compact Electric Lawn Mower

Tips for Black & Decker BESTA512CM

  • It is recommended to have extra string trimmer replacement spools available to ensure continuous mowing.
  • The BESTA512CM works best when used in a vacuum cleaner like motion during mowing.
  • To keep it in the best condition, clean the mower after each use.



Q: Is the BESTA512CM corded or battery operated?
A: The BESTA512CM is a corded electric mower.

Q: What extension cord is recommended for the mower?
A: A 16/3 Vinyl Outdoor Heavy Duty Extension Cord is recommended for the mower.

Q: Can a blade system be used instead of string?
A: No. Only string is used for this mower.

Q: Does the mower fold down for storage?
A: No, the mower does not fold but the base is removable for easy storage.

Q: Is the mower 110V or 220V?
A: The BESTA512CM is 220V.

Q: What is the ideal yard size for the mower?
A: The mower is ideal for yards of up to 750 square feet.

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