Is magnetic key holder under car profitable to sell on Amazon United States?

The niche generates $477K/yr across 19 tracked products. 2 of 3 products launched in the last 360 days are still selling. 90-day search growth is +11.8%. Flapen's verdict: Worth a look (53/100).

How competitive is the magnetic key holder under car niche?

15 brands and 66 sellers compete. The top 5 products take 68% of clicks and top 5 brands hold 74% of demand.

What do buyers complain about in magnetic key holder under car?

Top complaints mined from reviews: Size-Overall, Magnetic Strength/Adsorption, Ease Of Use. The return rate is 1.3%.

When does demand for magnetic key holder under car peak?

Demand is steady year-round — the busiest month runs 1.2× the quietest.

What does it cost to enter the magnetic key holder under car niche?

Listings span $4.69–$19.14; the average listing price is $10.74 (sweet spot $15–$100). The average incumbent carries 2,571 reviews — the moat a new listing must climb.

magnetic key holder under car

Worth a look

Shows searches that convert (11.9% search→purchase), but a concentrated shelf (top 5 take 68% of clicks) keeps it on the watch list.

Conversion

Great11.9%

search→purchase rate — share of searches ending in a sale

Returns

Great1.3%

return rate — above 5% kills the launch gate

Market size

Good$477K

$477K/yr · 373K searches

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Brand share

Good74%

top-5 brand share — brands hold most of the demand

Growth

Okay+11.8%

90-day search growth — must beat 0% to launch

Avg price

Okay$10.74

avg listing price — sweet spot $15–$100

Review moat

Okay2,571.37

avg incumbent reviews — the moat a new listing must climb

Price range

Okay$4.69–$19.14

cheapest to priciest tracked listing — scored on the share inside $15–$100

Competition

Okay68%

top-5 click share — leaders hold, buyers still browse

According to Flapen's Amazon United States niche tracking, magnetic key holder under car is a $477K/yr Amazon United States market (373K searches/yr). The top 5 brands hold 74% of demand. Verdict: Worth a look — 53/100.

Data updated Jul 9, 2026 · scored weekly · How we score niches

magnetic key holder under car market data

Units sold / yr: 40K–50K; avg 2,000–2,500/product
Revenue / yr: $430K–$537K; units × avg price
Conversion rate: 11.9%
Avg BSR: #501
Page quality: 0%
Prime: 100%
Sponsored: 74%
Out of stock: 0.8%
Avg brand age: 49 months
Avg seller age: 159 days

Competition & brand share

The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them.

Brands

15 falling

Sellers

Top-5 brand share

74%

Top 20: 100%

Top-5 click share

68%

Top 20: 100%

Open market

21%

Master Lock25%
TOSICAM22%
ALAZCO13%
RamPro7%
IIT6%
Lucky Line6%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +11.8% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.2×

Open Trend

Top magnetic key holder under car search terms

magnetic key box for under car78K/yr +82.9%12.6% conv.
magnetic key box83K/yr -23.8%9.9% conv.
magnetic hide a key33K/yr +22.0%11.9% conv.
hide a key magnetic29K/yr +27.6%11.1% conv.
magnet key box26K/yr +6.2%10.8% conv.
magnetic key hider25K/yr -15.9%9.8% conv.
key magnet for under car16K/yr +15.4%9.6% conv.
magnetic hide a key box13K/yr -26.2%11.6% conv.
spare key magnetic box for car9K/yr +8.7%9.6% conv.
car hide a key9K/yr +19.8%7.6% conv.

All search terms

Top magnetic key holder under car products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 19 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Master Lock Magnetic Key Holder 1 Pack Black

Master Lock$4.754.5★12,967 rev

Magnetic Key Box Hide A Key Holder Under Car Magnetic Key Storage Waterproof Hidden Key Box for Outside Car Key Hider Magnet for Vehicles Travel (MM1 Regular)

TOSICAM$10.194.6★1,006 rev

2 Hide A Key Magnetic Under Car Spare Key Holder So You Never Locked Out of Home Shed RV Boat Truck Office Storage Large ABS Case Key Hider Small Valubles Premium Magnet By ALAZCO

ALAZCO$8.524.6★1,318 rev

IIT 17920 Magnetic Hide Key 3-Piece

IIT$6.254.4★1,364 rev

RamPro Hide A Key Magnetic Key Holder Under Car - Hide A Key for Your Car So You Never Lock Out - Plastic Magnet Key Hider to Store a Spare for Your Home Storage Office or Vehicle - 3 pack

RamPro$9.534.2★5,802 rev

Newest

by launch date

Hide A Key Magnetic Key Holder (3 Pack) Under Car Key Hider with Strong Magnet Weather-Resistant Plastic Case for Spare Keys Secure Storage for Vehicle Home Garage or Office

Bexter$5.7610 rev

2mo ago

3xN52 Magnetic Key Lock Box Magnetic Key Holder Magnet Key Box for Under car Hide a key with 10000+ Secure Combinations with Strong Magnet for Storage Indoors Outside

TOSICAM$19.141,006 rev

9mo ago

2Pack Magnetic Key Box Hide A Key Holder Under Car Magnetic Key Storage Waterproof Hidden Key Box for Outside Car Key Hider Magnet for Vehicles Travel (MM1-2 Regular)

TOSICAM$18.051,006 rev

10mo ago

Riomhorry Magnetic Key Holder for Car Hide a Key Outside Magnetic Key Box Waterproof Secure Car Key Case with Strong Magnets for under Car Outdoor Travel Spare Key Hider for Home

Riomhorry$9.00281 rev

1y ago

RamPro Hide A Key Magnetic Key Holder Under Car - Hide A Key for Your Car So You Never Lock Out - Plastic Magnet Key Hider to Store a Spare Key for Your Home Storage Office or Vehicle (2 Pack)

RamPro$8.515,802 rev

1y ago

What buyers say about magnetic key holder under car

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%