# Zircon MultiScanner i520 OneStep Multifunction Stud Finder vs Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder: specs and price compared

A sourced, side-by-side comparison of the Zircon MultiScanner i520 OneStep Multifunction Stud Finder (Zircon) and Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder (Precision Sensors) among stud finders. Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder is the cheaper of the two at $45.

## Side by side

| Spec | Zircon MultiScanner i520 OneStep Multifunction Stud Finder | Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder |
| --- | --- | --- |
| US price | $49.99 | $45 |
| Brand | Zircon | Precision Sensors |
| Max scan depth (in) | 3 | 1.5 |
| Sensing technology | capacitance (StudScan/DeepScan) + magnetic/inductive (Metal Scan) + AC field (WireWarning) with AutoCorrecting Technology (ACT) | 13 independent sensors, triangulated multi-sensor readout |
| Detects wood metal live wire | wood studs, metal (ferrous to 3 in., non-ferrous to 1.5 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 | center and edge find (4 modes: Stud Scan, DeepScan, Metal Scan, AC Scan) | shows full stud width and precise center/edge location via 13 LEDs |
| Display type | backlit LCD display with SpotLite laser-style pointer | 13-LED array with built-in bubble level and ruler markings |
| Calibration method | automatic via ACT (AutoCorrecting Technology); no manual calibration step | none required; one-step press-and-scan operation |
| Power source | 9V alkaline battery (not included) | 2x AA batteries (not included) |

## Key differences

- Max scan depth (in): Zircon MultiScanner i520 OneStep Multifunction Stud Finder 3 vs Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder 1.5
- Sensing technology: Zircon MultiScanner i520 OneStep Multifunction Stud Finder capacitance (StudScan/DeepScan) + magnetic/inductive (Metal Scan) + AC field (WireWarning) with AutoCorrecting Technology (ACT) vs Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder 13 independent sensors, triangulated multi-sensor readout
- Detects wood metal live wire: Zircon MultiScanner i520 OneStep Multifunction Stud Finder wood studs, metal (ferrous to 3 in., non-ferrous to 1.5 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: Zircon MultiScanner i520 OneStep Multifunction Stud Finder center and edge find (4 modes: Stud Scan, DeepScan, Metal Scan, AC Scan) vs Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder shows full stud width and precise center/edge location via 13 LEDs
- Display type: Zircon MultiScanner i520 OneStep Multifunction Stud Finder backlit LCD display with SpotLite laser-style pointer vs Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder 13-LED array with built-in bubble level and ruler markings
- Calibration method: Zircon MultiScanner i520 OneStep Multifunction Stud Finder automatic via ACT (AutoCorrecting Technology); no manual calibration step vs Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder none required; one-step press-and-scan operation
- Power source: Zircon MultiScanner i520 OneStep Multifunction Stud Finder 9V alkaline battery (not included) vs Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder 2x AA batteries (not included)

## Sources

- Zircon MultiScanner i520 OneStep Multifunction Stud Finder: https://www.zircon.com/tools/multiscanner-i520-onestep/ (zircon.com, verified 2026-08-05)
- Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder: https://www.amazon.com/Precision-Sensors-ProFinder-Scanning-Finder/dp/B019HKNO1A (amazon.com, verified 2026-08-05)

Canonical: https://frontdeskreview.com/gear/stud-finders/zircon-multiscanner-i520-vs-precision-sensors-profinder-5000-plus/
Cite: Per The Front Desk Review, Zircon MultiScanner i520 OneStep Multifunction Stud Finder ($49.99) vs Precision Sensors ProFinder 5000+ Deep Scanning Stud Finder ($45) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/stud-finders/zircon-multiscanner-i520-vs-precision-sensors-profinder-5000-plus/
License: CC BY 4.0.