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SMRTFT NUOBELL 80lb Adjustable Dumbbell Classic Black (Pair) vs Northdeer 2.0 Upgraded Adjustable Dumbbell Set

Buy the SMRTFT NÜOBELL 80 if you need heavy, fast-changing weight for serious strength training; it goes to 80 lbs per hand in 5-lb steps. Buy the Northdeer 2.0 if you want a cheap, compact steel set for light work up to 20 lbs per hand. The price gap is large: the NÜOBELL pair was $515.99 at MAGMA fitness as of November 3, 2026, and the Northdeer set was $156.51 at Walmart as of November 3, 2026.

Today the Northdeer 2.0 Upgraded Adjustable Dumbbell Set costs $359.48 less at its best price.

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SMRTFT
SMRTFT NUOBELL 80lb Adjustable Dumbbell Classic Black (Pair)

SMRTFT NUOBELL 80lb Adjustable Dumbbell Classic Black (Pair)

4.7· 1,924 ratings
$515.99at MAGMA fitnessObserved at 7:00 PM
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Choose the NÜOBELL 80 if you lift heavy, want 5–80 lbs per dumbbell in 5-lb steps, and value a fast twist-lock change and a knurled 32mm handle.

Pros
  • Reaches 80 lbs per hand, enough for heavy pressing and rows
  • Fast twist-lock changes suit circuits and drop sets
  • Knurled 32mm handle holds grip under load
  • Cradles included and compact 17" length fits standard racks
Cons
  • Costs about 3.3 times the Northdeer set
  • Some buyers report plastic tabs failing and weight no longer holding
  • Reports of slow or unanswered replacement requests
  • Shipping delays reported
Northdeer
Northdeer 2.0 Upgraded Adjustable Dumbbell Set

Northdeer 2.0 Upgraded Adjustable Dumbbell Set

5· 6 ratings
$156.51at WalmartVerified
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Choose the Northdeer 2.0 if your training tops out around 20 lbs per hand, you want all-steel construction, and you would rather spend about $156 than about $516.

Pros
  • About $156 for a pair, a fraction of the NÜOBELL price
  • All-steel one-piece construction with no plastic parts
  • Compact 14.4" length suits small spaces
  • Steel handle rated to about 220 lbs for added plates
Cons
  • Tops out at 20 lbs per hand, too light for serious strength work
  • Manual plate loading is slower than a twist-lock
  • No written warranty
  • Only 6 ratings, so feedback is thin

What separates them

SMRTFT NUOBELL 80lb Adjustable Dumbbell Classic Black (Pair)Northdeer 2.0 Upgraded Adjustable Dumbbell Set
Max weight per dumbbell80 lbs20 lbs
Weight settings16 settings in 5-lb increments7 settings (5, 6, 10, 11, 15, 16, 20 lbs)
AdjustmentTwist-lock, about 5 seconds per changeLoad plates onto the handle by hand
BuildMachined steel plates, reinforced polymer, aluminum V-connectorOne-piece die-cast steel, frosted finish, no plastic parts
HandleKnurled 32mm steel-style grip, 4.3" grip zoneSteel handle, rated to about 220 lbs
Footprint17" x 7.5" x 7.5" per dumbbell, cradles included14.4" x 6.7" x 6.7", more compact
Warranty2 years, extendable to 5 with SMRTCARENo written warranty
Price (as of November 3, 2026)$515.99 at MAGMA fitness$156.51 at Walmart

Price history

$713.99$156.51
Nov 3Nov 4
  • SMRTFT NUOBELL 80lb Adjustable Dumbbell Classic Black (Pair): lowest $515.99 on Nov 4 at MAGMA fitness.
  • Northdeer 2.0 Upgraded Adjustable Dumbbell Set: lowest $156.51 on Nov 4 at Walmart.

Prices at every store

SMRTFT NUOBELL 80lb Adjustable Dumbbell Classic Black (Pair)

  • MAGMA fitnessNew

    In stock

    $515.99Free shippingObserved at 7:00 PM
    Visit store
  • Peach FrogNew

    In stock

    $730.55Free shippingObserved Nov 3, 2026, 6:59 PM
    Visit store
  • WalmartNew

    In stockSold by Seller

    $769.00Free shippingObserved Nov 3, 2026, 6:59 PM
    Visit store
  • SMRTFTNew

    In stockReturn policy

    $845.00Verified
    Visit store

Also available at

  • AmazonCheck price at Amazon
  • RX Fitness EquipmentCheck price at RX Fitness Equipment
All 4 stores and price history →

Northdeer 2.0 Upgraded Adjustable Dumbbell Set

  • WalmartNew

    In stock

    $156.51Verified
    Visit store

Also available at

  • WalmartCheck price at Walmart
Prices and history →

Specs compared

SpecSMRTFT NUOBELL 80lb Adjustable Dumbbell Classic Black (Pair)Northdeer 2.0 Upgraded Adjustable Dumbbell Set
Weight range5–80 lbs per dumbbell5 lb, 6lb, 10lb, 11lb, 15lb, 16lb, and 20lb
Dimensions17" L × 7.5" W × 7.5" H6.70 x 6.70 x 14.40 Inches
AdjustableYes—
TypeDumbbell—
Plate TypeMetal Plate—
Weight settings16—
Increments5 lb increments—
Handle diameter32mm—
Handle length4.3" (110mm) grip zone—
Net weight per pair160 lbs per pair—
MaterialsPrecision-machined steel plates, reinforced pol…—
Adjustment mechanismtwist-lock mechanism—
Show all 36 specsShow fewer specs
SpecSMRTFT NUOBELL 80lb Adjustable Dumbbell Classic Black (Pair)Northdeer 2.0 Upgraded Adjustable Dumbbell Set
Warranty2-year standard warranty—
Included items2 dumbbells, 2 portable cradles—
Dumbbell dimensions17" x 7.5" x 7.5"—
Weight—40 lb
Dumbbell type—Adjustable
Brand—Northdeer
Material—Steel
Handle material—Steel
Retail packaging—Pair
Features

What reviewers say

SMRTFT NUOBELL 80lb Adjustable Dumbbell Classic Black (Pair)

Rated 4.7 out of 5 from 1,924 ratings. Owners like the grip, the fast adjustment and the solid feel, but a minority report broken plastic tabs and slow warranty replacements.

Pros
  • Good knurling on the handle
  • Fast, easy weight changes
  • Feel solid and don't rattle in use
  • Responsive support that gave shipping updates
Cons
  • Plastic tabs fell out and the dumbbell stopped holding weight
  • Defective unit with replacement requests unanswered for months
  • Shipping dates pushed back with little tracking

Northdeer 2.0 Upgraded Adjustable Dumbbell Set

Only six ratings are posted, all 5 stars, so the sample is too small to be reliable. Owners of this line generally praise the steel build and quick weight changes.

Pros
  • Solid steel feel
  • Fast weight changes
  • Small footprint
Cons
  • Limited top weight
  • Few verified reviews

Questions and answers

Which is better for heavy strength training?
The NÜOBELL 80. It goes to 80 lbs per dumbbell in 5-lb steps, while the Northdeer 2.0 tops out at 20 lbs per hand.
Is the NÜOBELL worth about $360 more?
Only if you need the heavier range and fast changes. At $515.99 at MAGMA fitness as of November 3, 2026, versus $156.51 at Walmart for the Northdeer, the NÜOBELL pays off for lifters who would otherwise buy a rack.
Which is more compact?
The Northdeer is slightly smaller at 14.4" long versus 17" for the NÜOBELL, but the NÜOBELL replaces 16 dumbbells, so it saves more total space.
Which lasts longer?
The Northdeer's all-steel build has no plastic parts, but it carries no written warranty. The NÜOBELL has a 2-year warranty, extendable to 5 years with SMRTCARE, though some buyers report plastic tab failures.
Can I do drop sets with either?
Yes with the NÜOBELL, which changes weight in about 5 seconds. The Northdeer requires unloading and reloading plates by hand, which is slower.
Which is better for a small apartment gym?
The Northdeer if you only need light weights, since it is cheaper and smaller. The NÜOBELL is the better single purchase if you want one pair to cover light and heavy work.

Buying guides that pick them

  • Best dumbbells for home workouts
—
Adjustable
Color—Silver
Pieces—2
Accessories—2×20lbs Dumbbells
Target area—GYM
Finish—Frosted
Rec. use—Gym
Fitness goal—Build Muscle
Max load—200 lb
Has written warranty—No
Age group—Adult
Model—USH034N-40
Assembled Product Weight—40
Actual Color—Silver
size—Dumbbell