# Klein Tools MM600 vs AstroAI DM6000AR: specs and price compared

A sourced, side-by-side comparison of the Klein Tools MM600 (Klein Tools) and AstroAI DM6000AR (AstroAI) among multimeters. AstroAI DM6000AR is the cheaper of the two at $39.99.

## Side by side

| Spec | Klein Tools MM600 | AstroAI DM6000AR |
| --- | --- | --- |
| US price | $86.49 | $39.99 |
| Brand | Klein Tools | AstroAI |
| Type | digital handheld | digital handheld |
| True rms | No | Yes |
| Max voltage dc (V) | 1000 | 1000 |
| Count resolution | 4000 | 6000 |
| Auto ranging | Yes | Yes |
| Cat safety rating | CAT IV 600 V / CAT III 1000 V | CAT III 600 V / CAT II 1000 V |
| Temperature measurement | Yes | Yes |
| Low impedance loz | No | No |

## Key differences

- True rms: Klein Tools MM600 No vs AstroAI DM6000AR Yes
- Count resolution: Klein Tools MM600 4000 vs AstroAI DM6000AR 6000
- Cat safety rating: Klein Tools MM600 CAT IV 600 V / CAT III 1000 V vs AstroAI DM6000AR CAT III 600 V / CAT II 1000 V

## Sources

- Klein Tools MM600: https://www.kleintools.com/catalog/multimeters/digital-multimeter-auto-ranging-1000v (kleintools.com, verified 2026-06-20)
- AstroAI DM6000AR: https://www.astroai.com/digital-multimeter-6000-counts-dm6000ar/ap/100019 (astroai.com, verified 2026-06-20)

Canonical: https://frontdeskreview.com/gear/multimeters/klein-tools-mm600-vs-astroai-dm6000ar/
Cite: Per The Front Desk Review, Klein Tools MM600 ($86.49) vs AstroAI DM6000AR ($39.99) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/multimeters/klein-tools-mm600-vs-astroai-dm6000ar/
License: CC BY 4.0.