GGR Score: 4.5
Product Highlights
- Change the weight in 2.5- or 5-lb increments
- Up to 70 lbs per hand
- Add extension kits for up to 90 lbs per hand
- Extremely durable
Video Review
In-Depth Review
PowerBlock vs. Ironmaster Adjustable Dumbbells: The Showdown (2026)
Author: Cooper Mitchell, GGR FounderI love a good showdown between two pieces of the best home gym equipment. It makes me feel like I'm John Cena or in the WWE. A man can dream, ok? Anyway, I’m sharing with you, the lovely readers of Garage Gym Reviews, my thoughts on two of the best adjustable dumbbells in the game: the Ironmaster Quick-Lock Adjustable Dumbbells and the PowerBlock USA Elite Series Adjustable Dumbbells.In this showdown, you’ll hear my thoughts on the great Ironmaster vs. PowerBlock debate and what I think you really need to know. Neither of these products are exactly monetarily equivalent to picking up a sausage biscuit at McDonald’s, so I know you want to get this purchase right. I’ll help by giving you all the details on price, warranty, customer reviews, and workout experience. Read the full review.
Pros & Cons
Pros
- Can change weight in increments of 2.5 or 5 pounds
- Weight goes up to 90 pounds with add-ons
- More durable than most adjustable dumbbells
Cons
- Rectangular shape might throw some people off
- Returns subject to 20% restocking fee
- Not as comfortable as using fixed dumbbells
Specs
| Weight range | 5 to 50 lbs |
|---|---|
| Expandable | 1 |
| Dumbbells replaced | 28 |
| Change increment | 2.5 lbs |
| Change mechanism | Magnetic polypropylene selector pin |
| Weight | Expandable up to 90 LBS |
| Warranty | 5-year limited warranty |
| Adjustable | Yes |
Product Summary
PowerBlock Elite dumbbells go up to 70 pounds (90 pounds with the extension kit), can be changed in 2.5- or 5-pound increments, and replace 16 pairs of dumbbells. These adjustable dumbbells are also priced under $500. PowerBlocks are ideal for anyone seeking a durable adjustable dumbbell for at-home workouts.
