PUTTER
Odyssey Ai-ONE Rossie
2024
The Ai-ONE Rossie updates Odyssey's long-running, tour-proven Rossie mallet shape with a next-gen AI-engineered face insert intended to make mis-hits behave more like center strikes.
PUTTER
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GEARCADDIE FIT VERDICT
Who should play this club — and why
BEST FOR
Golfers wanting a classic mallet shape with added forgiveness — from high-handicappers to tour pros who like a face-balanced or slight-arc mallet.
PROBABLY SKIP IT IF
Golfers who prefer a very firm, direct feedback feel or who want a compact blade shape.
VERIFIED PRODUCT FACTS
What is specific to this model
The Odyssey Ai-ONE Rossie is a rounded mallet putter from Callaway/Odyssey's 2024 Ai-ONE lineup, featuring an AI-designed face insert paired with a White Hot urethane strike surface, designed to minimize ball speed loss and improve distance control on off-center hits.
head shape
Rounded mallet (classic Rossie mallet shape)
available lengths in
33, 34, 35
loft deg
3
lie angle deg
70
hosel variants
Rossie: standard hosel, toe hang varies by version • Rossie S: slant neck, approx. 46° toe hang (arc stroke) • Rossie DB: double-bend hosel, 0° toe hang (face-balanced, straight-back-straight-through stroke)
face insert
Ai-ONE insert: aluminum backer with AI/computer-designed contoured topography, topped with White Hot urethane striking surface
shaft
SL 90 Stroke Lab steel shaft with counterbalance weighting
finish
Navy blue PVD finish
adjustable weights
Interchangeable front weights (5g, 10g, 15g, 20g)
head weight g
360
price usd
299.99 (list), commonly discounted to ~249.99
GEARCADDIE MODEL ANALYSIS
What this exact club is designed to do
The Ai-ONE Rossie updates Odyssey's long-running, tour-proven Rossie mallet shape with a next-gen AI-engineered face insert intended to make mis-hits behave more like center strikes.
WHAT YOU SHOULD NOTICE
Delivers a soft, responsive feel and consistent roll speed even on strikes toward the heel or toe, helping distance control on longer putts.
MAIN BENEFIT
AI-optimized insert reduces distance loss on off-center hits, tightening proximity to the hole on mis-struck putts.
WATCH OUT FOR
Multiple hosel variants (Rossie, Rossie S, Rossie DB) have different toe-hang/stroke-arc fits — choosing the wrong one for your stroke type can hurt alignment; the navy PVD cosmetic finish is polarizing for some buyers.
Full technology & specs list
head shape
Rounded mallet (classic Rossie mallet shape)
available lengths in
33, 34, 35
loft deg
3
lie angle deg
70
hosel variants
Rossie: standard hosel, toe hang varies by version • Rossie S: slant neck, approx. 46° toe hang (arc stroke) • Rossie DB: double-bend hosel, 0° toe hang (face-balanced, straight-back-straight-through stroke)
face insert
Ai-ONE insert: aluminum backer with AI/computer-designed contoured topography, topped with White Hot urethane striking surface
shaft
SL 90 Stroke Lab steel shaft with counterbalance weighting
finish
Navy blue PVD finish
adjustable weights
Interchangeable front weights (5g, 10g, 15g, 20g)
head weight g
360
price usd
299.99 (list), commonly discounted to ~249.99
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