GDR MAX integrates real-course play, customized practice and synchronized ball, club and body data into one indoor performance ecosystem. Designed for coaches, fitters and golfers who want to train like the pros.
INTRODUCING GDR MAX.
ADVANCED TOOLS FOR GOLF PERFORMANCE AND IMPROVEMENT
Recreate Any Shot
Weight Sensor Analysis
Fit With Precision
Train Every Club
3D Data Renderings
Swing Video Replay
TRAINING & FITTING MODES
SWING & SHOT ANALYSIS
Enhance your practice by choosing specific data points
APPROACH ANALYSIS
Set target distance to practice specific shots (up to 219 yards) & change pin positions
PUTTING ANALYSIS
Practice putting distances ranging from 3 ft to 120 ft
ON-COURSE PRACTICE
Play simulated courses with tour-level realism. Adjust distances, pins and conditions to practice like a pro.
CUSTOMIZED PRACTICE
Create any shot scenario. Adjust ball position, pin location, and conditions to replicate practice rounds that the pros play.
CLUB FITTING MODE
Fitters can compare up to 15 club groups, capture up to 100 shots per group, and generate instant fitting reports. Analyze trajectories, dispersion, impact, and stroke patterns — including putting.
GDR MAX DATA POINTS
CLUB SPEED
Unit: meter/second OR MPH
CLUB SPEED
Unit: meter/second OR MPH
The speed of the club head at the moment of impact.
ATTACK ANGLE
Unit: °
ATTACK ANGLE
Unit: °
The vertical angle of the club head’s movement at the moment of impact.
CLUB PATH
Unit: °
CLUB PATH
Unit: °
The horizontal angle of the club head’s movement at the moment of impact.
FACE ANGLE
Unit: °
FACE ANGLE
Unit: °
The horizontal angle of the club face relative to the target line at the moment of impact.
DYNAMIC LOFT
Unit: °
DYNAMIC LOFT
Unit: °
The vertical angle of the club face relative to the target direction at the moment of impact.
SWING PLANE
Unit: °
SWING PLANE
Unit: °
The angle between the plane created by the club shaft during the swing and the horizontal ground.
SWING DIRECTION
Unit: °
SWING DIRECTION
Unit: °
The angle between the swing plane formed by the club shaft at impact and the target direction.
LOW POINT
Unit: mm
LOW POINT
Unit: mm
The straight-line distance between the lowest point of the clubhead’s swing path and the ball position.
IMPACT HEIGHT
Unit: + or -
IMPACT HEIGHT
Unit: + or -
The vertical deviation between the point where the ball struck the club face and the center of the club face at the moment of impact.
IMPACT OFFSET
Unit: mm
IMPACT OFFSET
Unit: mm
The horizontal deviation between the point where the ball struck the clubface and the center of the clubface at the moment of impact.
CLUB LIE
Unit: °
CLUB LIE
Unit: °
The horizontal angle of the club head at impact, based on a front-facing view of the club face positioned vertically relative to the ground.
FACE TO PATH
Unit: °
FACE TO PATH
Unit: °
This value directly affects the amount of curve on the ball immediately after impact.
SPIN LOFT
Unit: °
SPIN LOFT
Unit: °
This value directly affects the amount of back spin on the ball immediately after impact.
BALL SPEED
Unit: meter/second OR MPH
BALL SPEED
Unit: meter/second OR MPH
The speed of the club head at the moment of impact.
SMASH FACTOR
SMASH FACTOR
A numerical value that indicates how efficiently energy is transferred from the clubhead to the ball at impact.
Ball Speed ÷ Club Speed
Ball Speed ÷ Club Speed
LAUNCH ANGLE
Unit: °
LAUNCH ANGLE
Unit: °
The vertical angle at which the ball leaves the clubface at the moment of impact.
LAUNCH DIRECTION
Unit: °
LAUNCH DIRECTION
Unit: °
The horizontal angle at which the ball travels at the moment of impact.
SPIN AXIS
Unit: °
SPIN AXIS
Unit: °
The spin axis angle of the ball measured at the moment of impact.
SPIN RATE
Unit: RPM
SPIN RATE
Unit: RPM
The number of ball rotations per minute measured at the moment of impact.
BACK SPIN
Unit: RPM
BACK SPIN
Unit: RPM
The number of vertical ball rotations per minute, measured relative to the target direction at the moment of impact.
SIDE SPIN
Unit: RPM
SIDE SPIN
Unit: RPM
The number of horizontal ball rotations per minute, measured relative to the target direction at the moment of impact.
BALLSWING TIME
BALLSWING TIME
The time from the start of the takeaway to the top of the backswing.
DOWNSWING TIME
DOWNSWING TIME
The time from the start of the transition to the moment of impact.
RHYTHM
RHYTHM
The ratio of backswing time to downswing time.
TEMPO
TEMPO
The total time from address to impact during the swing.
KINEMATIC SEQUENCE
KINEMATIC SEQUENCE
This metric indicates the sequence in which three key body segments move during the swing, as analyzed from the swing video.
TOTAL DISTANCE
Unit: m or yd
TOTAL DISTANCE
Unit: m or yd
The horizontal straight-line distance from the ball’s starting point to where it comes to a stop.
CARRY
Unit: m or yd
CARRY
Unit: m or yd
The horizontal straight-line distance from where the ball was struck to the point where it first lands on the ground.
APEX
Unit: m or yd
APEX
Unit: m or yd
The highest point reached by the ball during its flight trajectory after impact.
LANDING ANGLE
Unit: °
LANDING ANGLE
Unit: °
The angle between the ground and the ball’s direction of motion at the moment it first lands.
DISTANCE FROM PIN
Unit: m or ft
DISTANCE FROM PIN
Unit: m or ft
The horizontal distance between the pin (or target location) and the point where the ball comes to a stop.
FROM CENTER LINE (CARRY)
Unit: m or ft & in
FROM CENTER LINE (CARRY)
Unit: m or ft & in
The shortest horizontal distance from the intended target line to the point where the ball first lands after flight.
FROM CENTER LINE (TOTAL)
Unit: m or ft & in
FROM CENTER LINE (TOTAL)
Unit: m or ft & in
The shortest straight-line distance between the final resting position of the ball and the target line.
CURVE
Unit: m or ft
CURVE
Unit: m or ft
The shortest straight-line distance between the ball’s initial launch direction and its first landing point after flight.
HANG TIME
Unit: seconds
HANG TIME
Unit: seconds
The amount of time the ball stays in the air before it first lands on the ground.
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