Bosch
Bosch GMS 120 Professional Digital Multi-Scanner
$109.48
Best Stud Finders · head-to-head
Bosch GMS 120 Professional Digital Multi-Scanner vs Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder
A sourced, side-by-side comparison. Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder is cheaper at $45. Every spec and price links to its source.
Precision Sensors
Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder
$45Cheaper
Which is better: the Bosch GMS 120 Professional Digital Multi-Scanner or Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder?
On the specs we track, they're closely matched. The Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder is the cheaper at $45.
See Bosch GMS 120 Professional Digital Multi-Scanner on Amazon Check Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder price
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Bosch GMS 120 Professional Digital Multi-Scanner | Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder |
|---|---|---|
| US price | $109.48 | $45 |
| Brand | Bosch | Precision Sensors |
| Released | — | — |
| Max scan depth (in) | 4.75 | 1.5 |
| Sensing technology | capacitive/inductive multi-mode with automatic calibration; illuminated status ring (green/orange/red) | 13 independent sensors, triangulated multi-sensor readout |
| Detects wood metal live wire | wood studs, ferrous metal to 4.75 in., non-ferrous metal to 3.125 in., live AC wiring to 2 in. | wood, metal (no dedicated live-wire mode documented) |
| Sensor array width (in) | — | 7.375 |
| Center vs edge find | automatic center finder for detected objects | shows full stud width and precise center/edge location via 13 LEDs |
| Display type | illuminated graphical display | 13-LED array with built-in bubble level and ruler markings |
| Calibration method | automatic calibration in each of 3 modes (wood/metal/AC) | none required; one-step press-and-scan operation |
| Power source | 9V battery (included) | 2x AA batteries (not included) |
Sources — Bosch GMS 120 Professional Digital Multi-Scanner: boschtools.com (verified 2026-08-05). Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder: amazon.com (verified 2026-08-05).
What's the difference between the Bosch GMS 120 Professional Digital Multi-Scanner and Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder?
Where the two actually differ on the specs we track (7 of 8). Matching specs are omitted.
- Max scan depth (in): Bosch GMS 120 Professional Digital Multi-Scanner 4.75 vs Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder 1.5
- Sensing technology: Bosch GMS 120 Professional Digital Multi-Scanner capacitive/inductive multi-mode with automatic calibration; illuminated status ring (green/orange/red) vs Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder 13 independent sensors, triangulated multi-sensor readout
- Detects wood metal live wire: Bosch GMS 120 Professional Digital Multi-Scanner wood studs, ferrous metal to 4.75 in., non-ferrous metal to 3.125 in., live AC wiring to 2 in. vs Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder wood, metal (no dedicated live-wire mode documented)
- Center vs edge find: Bosch GMS 120 Professional Digital Multi-Scanner automatic center finder for detected objects vs Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder shows full stud width and precise center/edge location via 13 LEDs
- Display type: Bosch GMS 120 Professional Digital Multi-Scanner illuminated graphical display vs Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder 13-LED array with built-in bubble level and ruler markings
- Calibration method: Bosch GMS 120 Professional Digital Multi-Scanner automatic calibration in each of 3 modes (wood/metal/AC) vs Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder none required; one-step press-and-scan operation
- Power source: Bosch GMS 120 Professional Digital Multi-Scanner 9V battery (included) vs Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder 2x AA batteries (not included)