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Specification Comparison by Model

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Specifications OptiComfort ErgoTech ErgoDynamic
Price $69.95 $74.95 $109.95
User Height Range 4’3″ – 6’6″ (130 – 200 cm) 4’4″ – 6’7″ (132 – 201 cm) 4’7″ – 6’8″ (140 – 204 cm)
Weight per crutch 1.12 lbs (508 g) 1.12 lbs (508 g) 1.32 lbs (600 g)
Maximum user weight 286 lbs (130 kg) 286 lbs (130 kg) 286 lbs (130 kg)
Height – Grip to floor range 26.6 – 38.2″ (67.5 – 97 cm) 27.0 – 38.6″ ( 68.6 – 98 cm) 28.4 – 39.0″ (72 – 99 cm)
Height Adjustment Increments 14 x 1″ (2.5 cm) 14 x 1″ (2.5 cm) 12 x 1″ (2.5 cm)
Distance between handle and cuff top 9.5″(24 cm) 8.5″ – 10.4″ (21.5 – 26.4 cm) 9.6″ (24.5 cm)
Cuff Height Adjusment Increments 4 x 0.63″ (1.6 cm)
Maximum shock absorbing range 1.26″ (3.2cm)
Spring rate/weights range options 3 (S, M, L) *
Leg tube diameter (upper/lower O.D.) 0.87″/0.75″ (22/19mm) 0.87″/0.75″ (22/19mm) 0.87″/0.75″ (22/19mm)

Feature Comparison by Model

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Features OptiComfort ErgoTech ErgoDynamic
Replaceable grips Feature-Table-Checkmark Feature-Table-Checkmark Feature-Table-Checkmark
Replaceable crutch tips Feature-Table-Checkmark Feature-Table-Checkmark Feature-Table-Checkmark
Flexible anti-slip crutch tips Feature-Table-Checkmark Feature-Table-Checkmark Feature-Table-Checkmark
Safety clip height adjuster mechanism Feature-Table-Checkmark Feature-Table-Checkmark Feature-Table-Checkmark
Epoxy Coated 5086 Aluminum Legs Feature-Table-Checkmark Feature-Table-Checkmark Feature-Table-Checkmark
Full length aluminum backbone Feature-Table-Checkmark Feature-Table-Checkmark Feature-Table-Checkmark
Each crutch can be used for left or right side Feature-Table-Checkmark Feature-Table-Checkmark Feature-Table-Checkmark
Open cuff Feature-Table-Checkmark Feature-Table-Checkmark Feature-Table-Checkmark
1 Year warranty Feature-Table-Checkmark Feature-Table-Checkmark Feature-Table-Checkmark
Accepts Tri-Pod accessory Feature-Table-Checkmark Feature-Table-Checkmark Feature-Table-Checkmark
Adjustable Cuff Feature-Table-Xmark Feature-Table-Checkmark Feature-Table-Xmark
Folding Handle/Grip Feature-Table-Xmark Feature-Table-Checkmark Feature-Table-Xmark
Soft Replaceable Forearm Pad Feature-Table-Checkmark Feature-Table-Xmark Feature-Table-Checkmark
Integrated Shock Absorber System Feature-Table-Xmark Feature-Table-Xmark Feature-Table-Checkmark
ISO 11334-1 Compliant Feature-Table-Checkmark Feature-Table-Checkmark Feature-Table-Checkmark
CE Compliant Feature-Table-Checkmark Feature-Table-Checkmark Feature-Table-Checkmark
Latex Free Feature-Table-Checkmark Feature-Table-Checkmark Feature-Table-Checkmark
Available colors Black, Blue, White Black, Blue, White Black, White