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VEE GEE Scientific
VEE GEE MDX-101 Digital Brix/Refractive Index Refractometer
$367.06
Best Refractometers · head-to-head
VEE GEE MDX-101 Digital Brix/Refractive Index Refractometer vs Extech RF20 Salinity Refractometer
A sourced, side-by-side comparison. VEE GEE MDX-101 Digital Brix/Refractive Index Refractometer is cheaper at $367.06. Every spec and price links to its source.
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Extech
Extech RF20 Salinity Refractometer
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | VEE GEE MDX-101 Digital Brix/Refractive Index Refractometer | Extech RF20 Salinity Refractometer |
|---|---|---|
| US price | $367.06 | — |
| Brand | VEE GEE Scientific | Extech |
| Released | — | — |
| Brix range pct | 0.0 to 50.0 | — |
| Resolution pct | 0.1 | 1 ppt |
| Accuracy pct | ±0.2 | ±0.1% |
| Atc | Yes | Yes |
| Scale type | Brix / Refractive Index | Salinity (0-100 ppt) |
| Digital or analog | Digital | Analog |
| Sample volume (ml) | — | — |
| Prism material | Stainless steel sample well | — |
Sources — VEE GEE MDX-101 Digital Brix/Refractive Index Refractometer: veegee.com (verified 2026-08-12). Extech RF20 Salinity Refractometer: extech.com (verified 2026-08-12).
What's the difference between the VEE GEE MDX-101 Digital Brix/Refractive Index Refractometer and Extech RF20 Salinity Refractometer?
Where the two actually differ on the specs we track (4 of 8). Matching specs are omitted.
- Resolution pct: VEE GEE MDX-101 Digital Brix/Refractive Index Refractometer 0.1 vs Extech RF20 Salinity Refractometer 1 ppt
- Accuracy pct: VEE GEE MDX-101 Digital Brix/Refractive Index Refractometer ±0.2 vs Extech RF20 Salinity Refractometer ±0.1%
- Scale type: VEE GEE MDX-101 Digital Brix/Refractive Index Refractometer Brix / Refractive Index vs Extech RF20 Salinity Refractometer Salinity (0-100 ppt)
- Digital or analog: VEE GEE MDX-101 Digital Brix/Refractive Index Refractometer Digital vs Extech RF20 Salinity Refractometer Analog