Best Expandable Adjustable Dumbbells
PowerBlock• Best Overall Adjustable Dumbbells
PowerBlock Pro 100 EXP Adjustable Dumbbells
Verified: Sep 4, 2026
PowerBlock Pro 100 EXP Adjustable Dumbbells are expandable adjustable weights designed for serious home strength training. Each dumbbell starts at 5 lbs and can expand up to 100 lbs per hand with compatible expansion kits, replacing a large collection of traditional dumbbells.
Discounted Offer Price
$1196.00
Expert Rating
9.7/10
Expert Analysis: Pros & Cons
What We Like
- •Expands up to 100 lbs per hand
- •Starts at 5 lbs per hand
- •Space-saving design
- •Replaces many pairs of traditional dumbbells
- •Suitable for progressive strength training
Drawbacks
- •Expensive compared with basic adjustable dumbbell sets
- •Expansion kits add to the overall cost
- •Block-style design may feel different from traditional dumbbells
The Bottom Line
"One of the strongest choices for a serious home gym, the Pro 100 EXP combines a compact design with an impressive 100-lb-per-hand expansion capacity, making it suitable for both moderate and heavy strength training."
Key Feature Highlights
- 5–100 lbs per hand
- Expandable design
- Adjustable weight system
- Space-saving
- Designed for home strength training
- Knurled and TPR grip options
Product Overview & Review
PowerBlock Pro 100 EXP Adjustable Dumbbells are a versatile space-saving solution for home strength training. The set provides adjustable resistance from 5 to 40 pounds per hand in its base configuration and can be expanded to 100 pounds per hand with compatible expansion kits.
The adjustable design allows users to change weights quickly without needing a large rack of individual dumbbells. PowerBlock's compact format is designed to replace numerous pairs of traditional dumbbells while giving lifters room to increase resistance as their strength improves.
With its expandable weight system and multiple grip options, the Pro 100 EXP is particularly well suited to serious home-gym users who want long-term strength-training versatility without filling their workout space with dozens of separate dumbbells.