FitAthletics

Guide

How to Choose Adjustable Dumbbells

Last reviewed 2026-10-098 min readEditorial research · not lab testing
Choosing adjustable dumbbells illustration

The right adjustable dumbbells feel invisible in your routine: fast enough to change, heavy enough to grow into, and compact enough to keep out.

Adjustable dumbbell weight-range comparison
Bowflex 5525–52.5 lb

Dial, 2.5–5 lb steps

NordicTrack Select-A-Weight5–55 lb

Pin selector (verify kit)

Plate-loaded budget5–50 lb

Slower changes, lowest cost

Decision criteria

Write down your current working weights for press, row, and squat variants before shopping.

  • Range headroom
  • Increment size
  • Adjustment speed
  • Length at max weight
  • Warranty / parts
Strength training with free weights
Strength training with free weights

Common mistakes

Buying the cheapest unknown selector with no parts support. Ignoring dumbbell length for floor presses near a wall.

Frequently asked questions

Dial, pin, or plates?

Dial and pin are fastest for circuits. Plates are cheapest per pound but slowest to change.

Sources and updates

Last reviewed 2026-10-09. Specs and availability change — verify details on the merchant page before buying. Recommendations below are based on public manufacturer and retailer documentation, category research, and constraint fit — not FitAthletics lab testing.

  • FitAthletics adjustable dumbbells guide

Parent category: Strength