Best Laser Levels · head-to-head

Bosch GLL3-330CG 360° Green-Beam Three-Plane Line Laser vs Skil LL932401 Self-Leveling Green Cross-Line Laser with Projected Measuring Marks

A sourced, side-by-side comparison. Skil LL932401 Self-Leveling Green Cross-Line Laser with Projected Measuring Marks is cheaper at $109.99. Every spec and price links to its source.

Which is better: the Bosch GLL3-330CG 360° Green-Beam Three-Plane Line Laser or Skil LL932401 Self-Leveling Green Cross-Line Laser with Projected Measuring Marks?

On the specs we track, they're closely matched. The Skil LL932401 Self-Leveling Green Cross-Line Laser with Projected Measuring Marks is the cheaper at $109.99.

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Full spec sheet

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

Spec Bosch GLL3-330CG 360° Green-Beam Three-Plane Line Laser Skil LL932401 Self-Leveling Green Cross-Line Laser with Projected Measuring Marks
US price $499 $109.99
BrandBoschSkil
Released20182021
Laser color green green
Lines or dots 3 lines (1 horizontal 360°, 2 vertical 360°) 2 lines (horizontal and vertical cross-line with projected measuring marks)
Self leveling Yes Yes
Range (ft) 200 65
Accuracy in per (ft) 0.003125 0.00625
Mount thread 1/4-20 and 5/8-11 1/4-20 (dual, top and bottom)
Pulse mode outdoor Yes No
IP rating IP54
Release 2018 2021

Sources — Bosch GLL3-330CG 360° Green-Beam Three-Plane Line Laser: pressroom.boschtools.com (verified 2026-06-20). Skil LL932401 Self-Leveling Green Cross-Line Laser with Projected Measuring Marks: skil.com (verified 2026-06-20).

What's the difference between the Bosch GLL3-330CG 360° Green-Beam Three-Plane Line Laser and Skil LL932401 Self-Leveling Green Cross-Line Laser with Projected Measuring Marks?

Where the two actually differ on the specs we track (5 of 8). Matching specs are omitted.

  • Lines or dots: Bosch GLL3-330CG 360° Green-Beam Three-Plane Line Laser 3 lines (1 horizontal 360°, 2 vertical 360°) vs Skil LL932401 Self-Leveling Green Cross-Line Laser with Projected Measuring Marks 2 lines (horizontal and vertical cross-line with projected measuring marks)
  • Range (ft): Bosch GLL3-330CG 360° Green-Beam Three-Plane Line Laser 200 vs Skil LL932401 Self-Leveling Green Cross-Line Laser with Projected Measuring Marks 65
  • Accuracy in per (ft): Bosch GLL3-330CG 360° Green-Beam Three-Plane Line Laser 0.003125 vs Skil LL932401 Self-Leveling Green Cross-Line Laser with Projected Measuring Marks 0.00625
  • Mount thread: Bosch GLL3-330CG 360° Green-Beam Three-Plane Line Laser 1/4-20 and 5/8-11 vs Skil LL932401 Self-Leveling Green Cross-Line Laser with Projected Measuring Marks 1/4-20 (dual, top and bottom)
  • Pulse mode outdoor: Bosch GLL3-330CG 360° Green-Beam Three-Plane Line Laser true vs Skil LL932401 Self-Leveling Green Cross-Line Laser with Projected Measuring Marks false

What reviewers say

Sourced tester consensus for each — the "what people who used it think" layer, not just specs.

Bosch GLL3-330CG 360° Green-Beam Three-Plane Line Laser

Only one whitelisted tester, Pro Tool Reviews, covers this exact model, and only inside a laser-level buying guide with no independent lab measurements. They call it a high-tech pick for discerning pros, accurate to spec and easy to use, with flexible 12V-or-AA power. No negatives were surfaced. (1 sourced review.)

Praised: High-tech pick professionals will love; called the only laser most pros need for interior work; Rated accurate to plus/minus 3/32 in. at 30 ft and easy to use; Flexible power: runs on the included 12V battery or 4 AA cells for remote sites.

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