Skip to content

magnetic key holder under car

Skip it49/100

a small market ($477K/yr) — magnetic key holder under car doesn't clear our bar today.

Market/yr

$477K

Growth (1y)

+169.0%

Products

19

Brands

15

was 21 a year ago

Sellers

66

Price range

$4.69–$19.14

Returns

1.3%

Rating

4.4★

49/100

Skip it

Scored 49/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
24
×0.30
Growth
73
×0.30
Competition
33
×0.20
Quality gap
48
×0.10
Returns
90
×0.10

Demand

Weekly Amazon search volume, last 104 weeks — +169.0% year over year.
8K4KJul '24Nov '24Mar '25Jul '25Nov '25Mar '26

Seasonality

Monthly demand index across the year — 1.00 is average.

No pronounced peak months · busiest ÷ quietest = 1.2×

Competition

25%Master Lock
  • Master Lock25%
  • TOSICAM22%
  • ALAZCO13%
  • RamPro7%
  • IIT6%
  • Lucky Line6%
  • Other (9 brands)21%

The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them. 15 brands and 66 sellers compete here.

Brands

15 falling

was 21 a year ago

Sellers

66

Top 5 brand share

74%

#ProductBrandPriceRatingReviewsClick shareTrend
1Master Lock$4.754.5★12,96725%falling
4IIT$6.254.4★1,3646%flat

Product shelf

All 19 tracked products in this niche.

Reviews

What buyers praise and complain about, mined from review topics.

What buyers love

Magnetic Strength/Adsorption32%

“Magnet holds well”

Quality-Overall12%

“Excellent product”

Strength8%

“Sturdy, with strong magnets”

Advertised Vs Actual Product6%

“As advertised”

Size-Overall6%

“Seems like its a good tight fit”

Value For Money5%

“worth the money”

Locking Mechanism4%

“Lockbox great quality”

Ease Of Use3%

“easy to use”

Water Resistance3%

“They appear to be completely waterproof with extremely strong magnets”

Storage Capacity2%

“Perfect storage”

What buyers complain about

Size-Overall16%

“This box is smaller than it looks”

Magnetic Strength/Adsorption15%

“Weak magnet”

Ease Of Use13%

“unable to use”

Quality-Overall12%

“Product quality not worth the price at all”

Durability8%

“Will break”

Material Quality3%

“Cheap thin plastic”

Value For Money2%

“could have been less expensive”

Advertised Vs Actual Product2%

“Entire Advertising Lie”

Locking Mechanism2%

“the hinges were very prone to opening on their own”

Strength1%

“not that strong”

Top return reasons

  • Size-Overall56%
  • Magnetic Strength/Adsorption12%
  • Advertised Vs Actual Product4%
  • Ease Of Use4%
  • Functionality-Overall3%
  • Defective Material/Parts3%
  • Locking Mechanism2%
  • Adhesion/Stickiness2%
  • Compatibility-Overall2%
  • Quality-Overall2%

Data scraped July 9, 2026 · Marketplace baseline: 4.4★ avg rating · $22.65 median price · 2.2% median returns across 14,117 tracked niches.