ProductIndex
Flybird Adjustable Dumbbells
One-line verdict
Budget-friendly quick-adjust option for intermediate home lifters prioritizing space savings over fine increments and heavy-duty durability.
How it compares
- vs Bowflex SelectTech 552 ($400–$500): Flybird wins on price and space efficiency, Bowflex 552 wins on adjustment precision, durability, and brand reliability
- vs Core Home Fitness ($350–$430): Flybird wins on lower entry price, Core Home Fitness wins on build quality and handle ergonomics
- vs NordicTrack Select-A-Weight ($300–$400): Flybird wins on compact footprint, NordicTrack wins on weight increment options and overall sturdiness
- vs TYZDMY ($250–$300): Flybird wins on adjustment mechanism consistency, TYZDMY wins on max weight per dumbbell at comparable price points
- vs LifePro PowerFlow Plus ($150–$200): Flybird wins on build feel and adjustment smoothness, LifePro wins on lowest price entry point
AI-summarized review themes
Frequently Praised
- Quick one-handed dial adjustment, seamless between-set changes
- Comfortable anti-slip textured handle, secure during presses
- Compact footprint replaces multiple fixed dumbbells easily
- Solid plate lockup, no rattling or wobbling in use
Frequently Criticized
- Large 10 lb increments limit progressive overload precision
- Plastic construction feels flimsy if dropped from height
- Tray sometimes tricky to dock, plates shift occasionally
- Fixed length uncomfortable resting on thighs for bench work
Best for
apartment home gyms, circuit training, beginner-to-intermediate full-body workouts
Not for
advanced heavy lifters needing 100+ lbs, precise 2.5 lb progression, drop-heavy CrossFit sessions
Specifications
| Spec | Value |
|---|---|
| Weight Range | 5-25 lbs (5 lb increments) or 11-55 lbs (10-11 lb increments) |
| Adjustment Mechanism | Twist dial in handle |
| Increments | 5 lb or 10 lb |
| Dimensions (per DB) | 14.6”L x 7.9”W x 6.7”H |
| Plate Material | Cast iron |
| Handle Material | Plastic with texture |
| Storage Tray | Plastic cradle included |
| Warranty | 1 year |
Data sources
- Estimated ~3500 purchase reviews via Amazon
- Review period: 2021–2026
- Sentiment confidence: high