Bosch
Bosch GLL3-330CG 360° Green-Beam Three-Plane Line Laser
$499
Released 2018
Best Laser Levels · head-to-head
A sourced, side-by-side comparison. Klein Tools 93LCLG Self-Leveling Green Cross-Line Laser with Red Plumb Spots is cheaper at $199. Every spec and price links to its source.
Bosch
$499
Released 2018
Klein Tools
$199Cheaper
On the specs we track, they're closely matched. The Klein Tools 93LCLG Self-Leveling Green Cross-Line Laser with Red Plumb Spots is the cheaper at $199.
As an Amazon Associate we earn from qualifying purchases. Prices verified at capture; live price may differ.
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | | |
|---|---|---|
| US price | $499 | $199 |
| Brand | Bosch | Klein Tools |
| Released | 2018 | — |
| Laser color | green | green (cross-line) / red (plumb spots) |
| Lines or dots | 3 lines (1 horizontal 360°, 2 vertical 360°) | 4 beams (horizontal, vertical, plumb-up, plumb-down) |
| Self leveling | Yes | Yes |
| Range (ft) | 200 | 65 |
| Accuracy in per (ft) | 0.003125 | 0.00284 |
| Mount thread | 1/4-20 and 5/8-11 | 1/4-20 and 5/8-11 |
| Pulse mode outdoor | Yes | No |
| IP rating | IP54 | IP54 |
| Release | 2018 | — |
Sources — Bosch GLL3-330CG 360° Green-Beam Three-Plane Line Laser: pressroom.boschtools.com (verified 2026-06-20). Klein Tools 93LCLG Self-Leveling Green Cross-Line Laser with Red Plumb Spots: kleintools.com (verified 2026-06-20).
Where the two actually differ on the specs we track (5 of 8). Matching specs are omitted.
Sourced tester consensus for each — the "what people who used it think" layer, not just specs.
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.
One whitelisted tester — Pro Tool Reviews — covers this exact model, across a hands-on layout review (9.5/10) and an earlier first-look, both strongly positive. Praised: green lines far brighter than red, versatile mounting, and a sub-$200 price. Only gripe: fiddly keyhole mounting on the swiveling bracket. No independent measurements; accuracy figures are Klein's spec, and no other whitelisted outlet covered it. (2 sourced reviews, 1 lab-tested.)
Praised: Green cross-lines are far brighter and more visible than red, even in ambient light; Versatile mounting: integrated magnetic bracket, 1/4- and 5/8-inch tripod threads, keyhole, and ceiling clamp; Strong value — a green-diode cross-line laser for under $200.
Flagged: Keyhole mount on the swiveling bracket needs precise placement (the clamp's keyhole is easier); Plumb spots are red rather than green.