Fixed Dumbbells
Each dumbbell has a permanent weight.
Durable and easy to use, but may take up more space.Adjustable Dumbbells
You can add or remove weight plates to change the weight.
Great for saving space and cost since one pair can serve many weight levels.Material
Cast Iron/Steel: Very strong and long-lasting.
Vinyl or Plastic-Coated: Safer for home use, less noisy, and more comfortable to grip.
Rubber-Coated: Reduces noise, protects floors, and is often more comfortable to handle.