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One-line verdict

The TYZDMY Adjustable Dumbbells Set 105lbs offers strong value and reliable daily use for intermediate lifters who want 2.5 lb increments, fast plate changes, and responsive seller support, but the bars feel longer than premium alternatives.

How it compares

vs Bowflex SelectTech 552 ($400–$500): TYZDMY wins on price and 2.5 lb increment precision, Bowflex wins on adjustment smoothness and compact form factor
vs Flybird Adjustable Dumbbells ($180–$220): TYZDMY wins on maximum weight capacity and 2.5 lb increment precision, Flybird wins on compact footprint and portability
vs PowerBlock Elite EXP Stage 1 ($350–$450): TYZDMY wins on price and 2.5 lb increment granularity, PowerBlock wins on build quality, compactness, and expandability
vs NordicTrack Select-A-Weight Adjustable Dumbbells ($300–$400): TYZDMY wins on price and 2.5 lb increment precision, NordicTrack wins on adjustment mechanism speed and grip quality
vs Core Home Fitness Adjustable Dumbbell Set ($350–$400): TYZDMY wins on price and weight increment precision, Core-55 wins on space efficiency and top-dial adjustment ergonomics

AI-summarized review themes

Frequently Praised

2.5 lb increment steps let users fine-tune progressive overload
Plates load and unload quickly with star collars that stay tight
Handle grip feels standard diameter with textured surface for secure hold
Extra rubber washers included to prevent plate sliding during lifts
Can convert to short barbell for bench press and other exercises
Weight accuracy verified within a few ounces by multiple buyers
Seller provides fast replacement parts when occasional defects appear
Solid construction holds up under daily heavy use for over a year

Frequently Criticized

Bars measure longer than some competing adjustable dumbbells
Initial shipping delays reported when sent via USPS instead of faster carriers
Occasional metal shavings noted on new handles until first break-in

Best for

Home gym daily training, intermediate to advanced lifters, budget-conscious buyers seeking 2.5 lb increments

Not for

Minimalist storage setups, users preferring shorter bar length, buyers needing sub-2.5 lb increments

Specifications

Spec	Value
Weight Range	5–52.5 lbs per dumbbell
Adjustment Increments	2.5 lbs standard, 1.25 lbs possible
Handle Weight	5.35 lbs
Plate Locking	Star collars with rubber washers
Expandability	Additional plates available separately
Barbell Conversion	Yes via included connector
Grip Texture	Knurled standard diameter

Data sources

Estimated ~8 purchase reviews via Amazon verified purchase reviews, Amazon aggregated review insights (8 attributes, 668 review mentions)
Review period: 2023–2025
Sentiment confidence: high

TYZDMY Adjustable Dumbbells Set 105lbs

Where to buy