Best Multimeters · head-to-head

Klein Tools MM600 vs Amprobe AM-510

A sourced, side-by-side comparison. Amprobe AM-510 is cheaper at $47.95. Every spec and price links to its source.

Which is better: the Klein Tools MM600 or Amprobe AM-510?

On the specs we track, they're closely matched. The Amprobe AM-510 is the cheaper at $47.95.

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Full spec sheet

marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.

Spec Klein Tools MM600 Amprobe AM-510
US price $86.49 $47.95
BrandKlein ToolsAmprobe
Released
Type digital handheld digital handheld
True rms No No
Max voltage dc (V) 1000 600
Count resolution 4000 4000
Auto ranging Yes Yes
Cat safety rating CAT IV 600 V / CAT III 1000 V CAT III 600 V
Temperature measurement Yes Yes
Low impedance loz No No

Sources — Klein Tools MM600: kleintools.com (verified 2026-06-20). Amprobe AM-510: amprobe.com (verified 2026-06-20).

What's the difference between the Klein Tools MM600 and Amprobe AM-510?

Where the two actually differ on the specs we track (2 of 8). Matching specs are omitted.

  • Max voltage dc (V): Klein Tools MM600 1000 vs Amprobe AM-510 600
  • Cat safety rating: Klein Tools MM600 CAT IV 600 V / CAT III 1000 V vs Amprobe AM-510 CAT III 600 V

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