Extech
Extech MO55 Combination Pin/Pinless Moisture Meter
$104.78Cheaper
Best Moisture Meters · head-to-head
Extech MO55 Combination Pin/Pinless Moisture Meter vs Delmhorst BD-2100 Digital Pin Moisture Meter
A sourced, side-by-side comparison. Extech MO55 Combination Pin/Pinless Moisture Meter is cheaper at $104.78. Every spec and price links to its source.
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Delmhorst
Delmhorst BD-2100 Digital Pin Moisture Meter
$490
Which is better: the Extech MO55 Combination Pin/Pinless Moisture Meter or Delmhorst BD-2100 Digital Pin Moisture Meter?
On the specs we track, they're closely matched. The Extech MO55 Combination Pin/Pinless Moisture Meter is the cheaper at $104.78.
See Extech MO55 Combination Pin/Pinless Moisture Meter on Amazon See Delmhorst BD-2100 Digital Pin Moisture Meter on Amazon
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Extech MO55 Combination Pin/Pinless Moisture Meter | Delmhorst BD-2100 Digital Pin Moisture Meter |
|---|---|---|
| US price | $104.78 | $490 |
| Brand | Extech | Delmhorst |
| Released | — | — |
| Measurement range pct | Pin: 5-50% wood, 1.5-33% other materials; Pinless: 0-99% | 6-40% wood; 0.2-50% gypsum/sheetrock; 0-100 reference scale |
| Pin vs pinless | Pin and Pinless (combination) | Pin |
| Material calibration groups | Wood (low/medium/high), other building materials (low/medium/high) | Wood scale, gypsum/sheetrock scale, 0-100 reference scale for other materials |
| Sensing depth (in) | 1 | 0.3125 |
| Accuracy | ±(3% of reading + 5 digits) | — |
| Hold peak function | Yes | Yes |
| Audible alarm | Yes | Yes |
| Display type | LCD with low/medium/high icons | Digital display |
Sources — Extech MO55 Combination Pin/Pinless Moisture Meter: extech.com (verified 2026-08-05). Delmhorst BD-2100 Digital Pin Moisture Meter: forestry-suppliers.com (verified 2026-08-05).
What's the difference between the Extech MO55 Combination Pin/Pinless Moisture Meter and Delmhorst BD-2100 Digital Pin Moisture Meter?
Where the two actually differ on the specs we track (5 of 8). Matching specs are omitted.
- Measurement range pct: Extech MO55 Combination Pin/Pinless Moisture Meter Pin: 5-50% wood, 1.5-33% other materials; Pinless: 0-99% vs Delmhorst BD-2100 Digital Pin Moisture Meter 6-40% wood; 0.2-50% gypsum/sheetrock; 0-100 reference scale
- Pin vs pinless: Extech MO55 Combination Pin/Pinless Moisture Meter Pin and Pinless (combination) vs Delmhorst BD-2100 Digital Pin Moisture Meter Pin
- Material calibration groups: Extech MO55 Combination Pin/Pinless Moisture Meter Wood (low/medium/high), other building materials (low/medium/high) vs Delmhorst BD-2100 Digital Pin Moisture Meter Wood scale, gypsum/sheetrock scale, 0-100 reference scale for other materials
- Sensing depth (in): Extech MO55 Combination Pin/Pinless Moisture Meter 1 vs Delmhorst BD-2100 Digital Pin Moisture Meter 0.3125
- Display type: Extech MO55 Combination Pin/Pinless Moisture Meter LCD with low/medium/high icons vs Delmhorst BD-2100 Digital Pin Moisture Meter Digital display