Adaptive Star Axiom IMPROV vs Convaid Trekker

Side-by-side specs from each maker.

Only the differences are shown.

Adaptive Star Axiom IMPROVConvaid Trekker
TypeAdaptive strollerAdaptive stroller
PriceAdaptive Star site: 'from $1,666.99Not listed
How to get it (maker)Usually through a medical equipment dealer with a prescriptionUsually through a medical equipment dealer with a prescription
Model numberNot listedTrekker 12 (seat size 1); Trekker 14 (seat size 2); transit TR-12T, TR-14T
Children11
Sizes2, 3Trekker 12 (seat width 11.75 in) and Trekker 14 (13.75 in). Max user weight 75 lb (Trekker 12), 110 lb (Trekker 14); transit capacity matches
WidthNot listed26 in
DimensionsNot listedFrame (TR14 base size): overall 42.5 L x 26 W x 37.5 H in; folded 39 x 26 x 13.5
ReclineNot listedRecline 80-110 degrees in 10 degree steps (optional 80-170 US); tilt-in-space range -10 degrees anterior to 45 degrees posterior (manual)
FoldNot listedThe Trekker Chair can be folded into a compact mode for transport and storage'; folds with or without the seating system
Crash test (maker)Not listedManual: transit model 'has been crash tested and complies with the requirements of RESNA WC4:2017 section 19' and ISO 7176-19:2022; Trekker 'dynamically crash tested in a forward-facing configuration.
Standards (maker)Not listedRESNA WC4:2017 section 19; ISO 7176-19:2022
Maker's warningsa fixed 16 in front wheel is used because 'a single swivel front wheel does not pass safety standards'; turning needs pushing down on the handlebar.Manual: never exceed max occupant weight; positioning belts are not a vehicle restraint; never use on an escalator; carries one user at a time; do not use after a crash. Seating system is 'not designed, tested or intended to be used as a car seat.

Adaptive Star Axiom IMPROV

Push chair sold direct by Adaptive Star in sizes 2 and 3, with a fixed front wheel and optional accessories.

  • Two sizes with sizing help from the maker
  • Accessory add-ons listed with prices

Convaid Trekker

A Convaid stroller with a folding mobility base and separate seating system, in two seat sizes with recline and tilt-in-space ranges.

  • Detailed size, weight and dimension data in the manual