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ninja 500 accessories

Worth a look63/100

ninja 500 accessories shows demand growing +471.3%, but a small market ($120K/yr) keeps it on the watch list.

Market/yr

$120K

Growth (1y)

+471.3%

Products

119

Brands

68

was 85 a year ago

Sellers

90

Price range

$6.12–$534.95

Returns

2.4%

Rating

4.3★

63/100

Worth a look

Scores 63/100 — above our 62-point bar, but a launch gate (market size, growth, or returns) failed.

Market sizeGrowthCompetitionQuality gapReturns
Market size
6
×0.30
Growth
98
×0.30
Competition
92
×0.20
Quality gap
55
×0.10
Returns
81
×0.10

Demand

Weekly Amazon search volume, last 53 weeks — +471.3% year over year.
8K4KSpike '26Jul '25Aug '25Oct '25Dec '25Feb '26Apr '26Jun '26

Seasonality

Monthly demand index across the year — 1.00 is average.

Peak months: Apr · busiest ÷ quietest = 1.8×

Competition

12%ZYAKOMO
  • ZYAKOMO12%
  • XIDAODIT11%
  • PSLER9%
  • INKUDRI6%
  • KAIQIVEM5%
  • VORILES4%
  • Other (62 brands)53%

Clicks spread well past the top 5 (23% combined) — an open shelf where new products get seen. 68 brands and 90 sellers compete here.

Brands

68 falling

was 85 a year ago

Sellers

90

Top 5 brand share

43%

#ProductBrandPriceRatingReviewsClick shareTrend

Product shelf

All 119 tracked products in this niche.

Reviews

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

What buyers love

Size-Overall18%

“its a snug fit”

Quality-Overall13%

“The build quality feels solid”

Assembly/Installation11%

“EASY TO INSTALL”

Value For Money11%

“Great value”

Strength5%

“Solid construction”

Efficiency4%

“Very effective”

Durability4%

“EXTREMELY DURABLE”

Ease Of Use4%

“Easy to use”

Advertised Vs Actual Product3%

“Works as it should”

Material Quality2%

“The material feels sturdy”

What buyers complain about

Quality-Overall13%

“Awful quality”

Durability13%

“broke”

Size-Overall9%

“Run small”

Instructions/User Manual/Troubleshooting4%

“No directions”

Compatibility-Overall4%

“Doesnt seem perfectly compatible”

Assembly/Installation3%

“The install is a little bit more challenging”

Strength3%

“Flimsy”

Functionality-Overall3%

“Doesnt work”

Material Quality2%

“Material seems very cheap”

Ease Of Use2%

“Hard to open”

Top return reasons

  • Size-Overall46%
  • Compatibility-Overall15%
  • Defective Material/Parts5%
  • Functionality-Overall5%
  • Advertised Vs Actual Product3%
  • Material Quality2%
  • Windshield Issues2%
  • Value For Money2%
  • Color2%
  • Mounting1%

Data scraped July 9, 2026 · Marketplace baseline: 4.4★ avg rating · $22.79 median price · 2.2% median returns across 14,944 tracked niches.