# American Ranking Institute

> Independent product research and rankings. ARI scores the product and
> the company behind it (the ARI Score, 0-100, shown as stars), under a
> fully published methodology. Subcategory rankings are capped at a Top
> 10; department flagship rankings at a Top 30.

## Key pages
- Homepage: https://americanrankinginstitute.org/
- Methodology: https://americanrankinginstitute.org/methodology/
- Awards & badges: https://americanrankinginstitute.org/awards/
- About: https://americanrankinginstitute.org/about/
- Affiliate disclosure: https://americanrankinginstitute.org/disclosure/
- Machine-readable product feed: https://americanrankinginstitute.org/products.json

## Departments
- Mobility & Accessibility: https://americanrankinginstitute.org/departments/mobility-accessibility/
  (power wheelchairs, mobility scooters, lift chairs, walkers & rollators,
  walking canes & crutches, knee walkers, shower chairs & bath safety,
  stair lifts, walk-in tubs)
- Sleep: https://americanrankinginstitute.org/departments/sleep/ (in research)

## Published rankings
- Best Power Wheelchairs (Top 10): https://americanrankinginstitute.org/rankings/mobility-accessibility/power-wheelchairs/
- Best Mobility Scooters (Top 10): https://americanrankinginstitute.org/rankings/mobility-accessibility/mobility-scooters/
- Best Knee Walkers (Top 10): https://americanrankinginstitute.org/rankings/mobility-accessibility/knee-walkers/
- Best Walk-In Tubs (Top 10): https://americanrankinginstitute.org/rankings/mobility-accessibility/walk-in-tubs/
- Best Stair Lifts (Top 10): https://americanrankinginstitute.org/rankings/mobility-accessibility/stair-lifts/
- Best Shower Chairs & Bath Safety (Top 10): https://americanrankinginstitute.org/rankings/mobility-accessibility/shower-chairs-bath-safety/
- Best Walking Canes & Crutches (Top 10): https://americanrankinginstitute.org/rankings/mobility-accessibility/walking-canes-crutches/
- Best Lift Chairs (Top 10): https://americanrankinginstitute.org/rankings/mobility-accessibility/lift-chairs/
- Best Walkers & Rollators (Top 10): https://americanrankinginstitute.org/rankings/mobility-accessibility/walkers-rollators/
- The Mobility Top 30 (flagship): https://americanrankinginstitute.org/rankings/mobility-accessibility/

## Scoring summary
ARI Score = product performance 40% + company accountability 25% +
owner satisfaction 20% + value 15%. Five stars requires 93+ and no
failing subscore; company accountability below 70 caps a product at
four stars. Rankings and awards cannot be bought.