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Amazon Basics 40-Pound Adjustable Weight Set with Case

Amazon Basics

Amazon Basics 40-Pound Adjustable Weight Set with Case

  • 40 lb total plate and collar set
  • Threaded collars
  • Carry case included
  • Typically $70 to $90

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On this page

Is the Amazon Basics 40-Pound Adjustable Weight Set with Case worth it?

Yes, for the right buyer. The Amazon Basics 40-Pound Adjustable Weight Set with Case ranks #2 in our Best Adjustable Dumbbells Under $200 list. Its biggest strength: slightly more total weight than the 38 lb set for a similar price. The main caveat: threaded collars are the slowest adjustment method in this list.

Overview

What the Amazon Basics 40-Pound Adjustable Weight Set with Case does well

Amazon Basics 40 lb set for a bit more total weight at a comparable price. Its case rests on slightly more total weight than the 38 lb set for a similar price and simple threaded-collar system with no mechanism to jam. One caveat, threaded collars are the slowest adjustment method in this list.

Amazon Basics 40 lb set as an alternative to the 38 lb pick. It stands out for similar low price to the 38 lb set with slightly more total weight and no mechanism to jam or maintain, just threaded collars. Keep in mind that threaded collars are slower to adjust than spin-lock or dial systems.

Specs that matter

Key features

  • 40 lb total plate and collar set
  • Threaded collars
  • Carry case included
  • Typically $70 to $90
The trade-offs

Pros & cons

Pros

  • Slightly more total weight than the 38 lb set for a similar price
  • Simple threaded-collar system with no mechanism to jam
  • Case keeps small plates and handles organized between sessions

Cons

  • Threaded collars are the slowest adjustment method in this list
  • Low total weight limits use mostly to light training and beginners
Fit check

Should you buy the Amazon Basics 40-Pound Adjustable Weight Set?

Buy it if you're…

  • Shopping for budgets under $200
  • Shopping for budgets under $400

Think twice if this matters to you

  • Threaded collars are the slowest adjustment method in this list
  • Low total weight limits use mostly to light training and beginners
Where it ranks

Featured in 2 best-of lists

Cross-shop

Alternatives to the Amazon Basics 40-Pound Adjustable Weight Set with Case

Products ranked near it in our research, each better for a slightly different buyer.

Head-to-head

Compared with

Buying advice: adjustable dumbbells

  1. 5–52.5 lb covers most lifters; serious strength work wants expansion to 90 lb+. Smaller increments (2.5 lb) matter more than the top number for progression.
  2. Dial-a-weight is fastest between sets; twist-handle is compact; pin/slider systems are simple and durable. Try the motion, you'll do it hundreds of times.
  3. You'll grip these daily. Contoured handles with real knurling feel secure; smooth plastic handles get slippery with sweat.
  4. They replace 15+ dumbbell pairs, but the cradles still need floor space. Measure your workout area.
  5. Plastic-heavy dials can crack if dropped; steel-core designs survive more abuse. Adjustables aren't meant to be dropped like iron hex dumbbells.
Answers

Amazon Basics 40-Pound Adjustable Weight Set with Case: common questions

Is the Amazon Basics 40-Pound Adjustable Weight Set with Case worth buying?

Yes, for the right buyer. The Amazon Basics 40-Pound Adjustable Weight Set with Case ranks #2 in our Best Adjustable Dumbbells Under $200 list. Its biggest strength: slightly more total weight than the 38 lb set for a similar price. The main caveat: threaded collars are the slowest adjustment method in this list.

Who is the Amazon Basics 40-Pound Adjustable Weight Set with Case best for?

Based on our research it suits budgets under $200 and budgets under $400. It's ranked #2 of 4 in our Best Adjustable Dumbbells Under $200 list.

What are the downsides of the Amazon Basics 40-Pound Adjustable Weight Set with Case?

The main trade-offs owners and reviewers point to: threaded collars are the slowest adjustment method in this list; low total weight limits use mostly to light training and beginners.

What are the key features of the Amazon Basics 40-Pound Adjustable Weight Set with Case?

40 lb total plate and collar set, Threaded collars, Carry case included and Typically $70 to $90.

What are the best alternatives to the Amazon Basics 40-Pound Adjustable Weight Set with Case?

Worth comparing: Amazon Basics Adjustable Dumbbell Hand Weight Set, 38 lb with Case, Yes4All 40 lb Adjustable Cast Iron Dumbbell Set and Yes4All 40 lb Adjustable Dumbbells with Connector. Each ranks near it in our research for a slightly different buyer.

Where can I buy the Amazon Basics 40-Pound Adjustable Weight Set with Case?

It's sold on Amazon. Prices and stock change often, so check the current listing before you buy, our link takes you straight to it.

Do I need a bench in addition to adjustable dumbbells?

A large share of effective strength training, including presses done on the floor, rows, curls, lunges, and carries, works without a bench. A bench adds value for incline and decline pressing variations and for stability during single-arm work, but it's reasonable to buy dumbbells first and add a bench later if your program calls for it.

Are adjustable dumbbells as durable as fixed-weight dumbbells?

The plate-holding mechanisms (dials, pins, collars) are the parts that eventually show wear, typically after several years of regular use, not the weight itself. Fixed dumbbells have no moving parts and effectively don't wear out. In practice, major brands' dial and pin mechanisms hold up well for years of home use, and most sell replacement parts (dials, pins, collars) individually rather than requiring a full replacement when a part does wear out.

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