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Tavool TH250 4-in-1 Wall Stud Finder vs C.H. Hanson 03040 Magnetic Stud Finder

A sourced, side-by-side comparison. Tavool TH250 4-in-1 Wall Stud Finder is cheaper at $15.99. Every spec and price links to its source.

Full spec sheet

marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.

Spec Tavool TH250 4-in-1 Wall Stud Finder C.H. Hanson 03040 Magnetic Stud Finder
US price $15.99 $15.99
BrandTavoolC.H. Hanson
Released
Max scan depth (in) 2.36 1
Sensing technology electronic density-change sensing (capacitance) passive rare-earth magnets (no electronics)
Detects wood metal live wire wood studs, metal studs/rebar (to 2.36 in.), live unshielded AC wire (to 2 in.) detects ferrous fasteners (nails/screws) marking wood-stud location; no direct wood or live-wire detection
Sensor array width (in) 1.5
Center vs edge find center and edge find with directional LCD indicators edge find (locates fastener/stud edge via magnetic pull)
Display type LCD screen with stud center/edge markers, battery and wire-warning icons none; built-in rotating bubble vial for level/plumb reference only
Calibration method press and hold Scan button before each session; tool must remain still while calibrating none required (purely passive magnetic device)
Power source 1x 9V battery (not included) none (battery-free)

Sources — Tavool TH250 4-in-1 Wall Stud Finder: manualslib.com (verified 2026-08-05). C.H. Hanson 03040 Magnetic Stud Finder: acehardware.com (verified 2026-08-05).

What's the difference between the Tavool TH250 4-in-1 Wall Stud Finder and C.H. Hanson 03040 Magnetic Stud Finder?

Where the two actually differ on the specs we track (7 of 8). Matching specs are omitted.

  • Max scan depth (in): Tavool TH250 4-in-1 Wall Stud Finder 2.36 vs C.H. Hanson 03040 Magnetic Stud Finder 1
  • Sensing technology: Tavool TH250 4-in-1 Wall Stud Finder electronic density-change sensing (capacitance) vs C.H. Hanson 03040 Magnetic Stud Finder passive rare-earth magnets (no electronics)
  • Detects wood metal live wire: Tavool TH250 4-in-1 Wall Stud Finder wood studs, metal studs/rebar (to 2.36 in.), live unshielded AC wire (to 2 in.) vs C.H. Hanson 03040 Magnetic Stud Finder detects ferrous fasteners (nails/screws) marking wood-stud location; no direct wood or live-wire detection
  • Center vs edge find: Tavool TH250 4-in-1 Wall Stud Finder center and edge find with directional LCD indicators vs C.H. Hanson 03040 Magnetic Stud Finder edge find (locates fastener/stud edge via magnetic pull)
  • Display type: Tavool TH250 4-in-1 Wall Stud Finder LCD screen with stud center/edge markers, battery and wire-warning icons vs C.H. Hanson 03040 Magnetic Stud Finder none; built-in rotating bubble vial for level/plumb reference only
  • Calibration method: Tavool TH250 4-in-1 Wall Stud Finder press and hold Scan button before each session; tool must remain still while calibrating vs C.H. Hanson 03040 Magnetic Stud Finder none required (purely passive magnetic device)
  • Power source: Tavool TH250 4-in-1 Wall Stud Finder 1x 9V battery (not included) vs C.H. Hanson 03040 Magnetic Stud Finder none (battery-free)

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