Both are zero-torque mallets. Both keep the face square without conscious manipulation. But they accomplish it differently — and for very different golfers.
Quick verdict
The Spider ZT is the better choice for most golfers. It wins 3 of 7 categories including looks, alignment, and distance control — wins against a putter that's been called a cheat code. It costs $50 less than the DF3 stock, delivers a more approachable address view, and Brian Harman won a PGA Tour event with it in his first week.
The DF3 is the better choice if feel is your priority or if you get properly fitted. It wins feel (7.6 vs 6.5), matches the ZT exactly on forgiveness and roll, and has a devoted community of golfers who report transformative results inside 10 feet. The unconventional look and $449+ price are real barriers — but for the right golfer, no putter has more potential upside.
L.A.B. Golf
The original zero-torque mallet. CNC milled 6061 aluminum, 8 sole screws for precision balancing, handmade in Oregon. The putter with the cult following and transformative short-putt reviews.
TaylorMade
TaylorMade's first zero-torque putter. 5K MOI, milled True Path alignment, Pure Roll insert. MyGolfSpy #2 zero-torque putter. Brian Harman won the Valero Texas Open in his first week with a prototype.
Spider ZT wins 3 of 7 categories · DF3 wins 1 of 7 · 3 tied
L.A.B. DF3
Spider ZT
The DF3 is polarizing at address. The offset shaft position, asymmetric head, and visible sole screws create an appearance that Breaking Eighty described as looking odd at first. Golfers who've never seen one often hesitate.
Near-universal praise. Today's Golfer called it the best-looking zero-torque putter available — a meaningful distinction in a category known for unconventional shapes. The angular Spider silhouette and electric blue accents earn consistent aesthetic respect.
L.A.B. DF3
Spider ZT
The grooved aluminum face produces a soft, muted impact. Some prefer it; the DF3i steel face variant addresses golfers who want more crispness. Multiple reviewers appreciated the tactile consistency across putt distances.
The DF3's clear win. GolfWRX users described the Spider ZT's feel as dull inside 20 feet, and Golfalot noted putts occasionally left short due to the dampened sensation. The Pure Roll insert muffles feedback in a way that divides opinion.
L.A.B. DF3
Spider ZT
33 custom alignment aid options — no other putter comes close for personalization. The stock alignment is effective, but the True Path milled aid on the ZT is objectively easier to read at speed.
The milled True Path system — exactly the width of a golf ball — draws near-universal praise across every review. National Club Golfer and Today's Golfer both called it one of the most effective alignment aids in the mallet category.
L.A.B. DF3
Spider ZT
The DF3's CNC milled 6061 aluminum and precision sole screws create a putter that maintains start line even on heel and toe mishits. GolfMagic confirmed off-center strikes rolled true. The zero-torque design adds a stability layer no conventional MOI number can replicate.
The 5K MOI head resists twisting on off-center strikes, earning top marks from every reviewer. Multiple forum users compared it favorably to LAB putters for stability. MyGolfSpy's testing validated the forgiveness claims with hard data.
L.A.B. DF3
Spider ZT
Solid distance control, but the grooved aluminum face's softer response requires calibration, particularly on long putts. Forum users noted an adjustment period before pace judgment becomes reliable.
The Spider ZT's standout strength in MyGolfSpy's Most Wanted testing: best PuttView Handicap on long putts across all 17 zero-torque putters tested. Today's Golfer gave it full marks, calling the distance control impossible to fault.
L.A.B. DF3
Spider ZT
The zero-torque design keeps the face square through impact, and the grooved face promotes a clean forward roll from the moment of contact. Every reviewer noted the ball tracking on the intended line with minimal skid.
The Pure Roll insert's 45-degree groove pattern produces immediate forward roll at impact, and multiple expert reviewers confirmed consistent direction-holding across putt distances. Matched the DF3's roll quality in every comparative test.
L.A.B. DF3
Spider ZT
At $449 stock and $559+ custom, the DF3 is a significant premium. Multiple reviewers acknowledged the price is the biggest barrier. Proper fitting adds cost and complexity. The value depends entirely on whether the technology improves your putting.
At $399.99, the Spider ZT carries its own premium — $50 less than the DF3, but significantly more than the standard Spider Tour ($350) or Odyssey alternatives. GolfWRX users flagged the price relative to conventional zero-torque alternatives.
Buy the Spider ZT if you...
Buy the DF3 if you...
This comparison is misleading if you only look at the category wins. The Spider ZT wins 3 of 7 categories, but the DF3's community reports more transformative results. Why the gap? Zero-torque technology isn't the same in both putters. TaylorMade achieves zero-torque through a CG-centered shaft and high MOI. L.A.B. achieves it through Lie Angle Balance — a fundamentally different mechanism that keeps the face stable throughout the entire stroke, not just at impact. Both work; they feel different.
The Spider ZT is the practical zero-torque choice. Better looks, better distance control, tour-validated, $50 cheaper. For the majority of golfers who want zero-torque benefits without the DF3's adjustment curve, it's the cleaner recommendation.
The DF3 is the commitment choice. The transformation stories are real — forum users dropping 4-6 strokes per round are not unusual — but they require getting properly fitted, accepting the unconventional look, and tolerating a 2-4 week adaptation period. If you believe in the LAB philosophy and are willing to do the work, the DF3 has the higher ceiling.
“The face stays square throughout the stroke. It’s the closest thing to a cheat code in putting.”
Breaking Eighty·On the L.A.B. DF3Favors DF3
“I think this instantly pitches in as the best-looking zero-torque putter available.”
Today’s Golfer·On the Spider ZTFavors Spider ZT
“The Spider ZT is a beast. Combines TM face feel with LAB tech — they feel very similar to LAB heads but look much better.”
GolfWRX forums·Direct comparisonNeutral
“This putter has dropped at least 4-6 strokes off my typical round. The improvement inside 10 feet is dramatic.”
MyGolfSpy forum·On the L.A.B. DF3Favors DF3
“If there is one weakness, it is short putt performance, ranking in a below average position amongst the field of 17 zero-torque putters.”
MyGolfSpy·On the Spider ZTFavors DF3
Spider ZT — our take
The more practical zero-torque choice. Better looks, superior distance control, tour-proven, and $50 cheaper. Best for golfers who want zero-torque benefits without a long adjustment period or unconventional aesthetics.
✦ Best for: mid-to-high handicappers and SBST putters seeking zero-torque
DF3 — our take
The purist's zero-torque choice. Superior feel, identical forgiveness and roll to the ZT, and the most devoted community in putting. Requires fitting, acceptance of the look, and commitment to the adaptation period — but has the higher ceiling.
✦ Best for: committed golfers willing to get fitted and do the adaptation work