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Lego Mech

Fail

Shoppers spend an estimated $22K a year here, so Lego Mech is a Fail.

Flapen Score
42
42 / 100
Ranks 971 of 1,773 Toys & Games niches · −2 vs the category median of 44
Market size
£22K/yr56K searches / yr
90-day growth
-12.6%search demand this quarter
Competition
43%top-5 click share · 14 brands · 330 sellers

Flapen Score

Lego Mech against its category

The dotted line is the Toys & Games average. Past it, Lego Mech is stronger. Inside it, weaker.

42Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Lego Mech market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Lego Mech 56K times last year and spent an estimated £22K. The top 5 brands take 90% of clicks. Flapen scores it 42 out of 100, a Fail.

01 · Demand

An estimated 1.6% of those searches ended in a purchase.

Shoppers searched for this 56K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 1.6% of those searches ended in a purchase. Searches in the last 90 days moved -12.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated £22K a year.

Searches, last 12 months
56K
Growth, 90 days vs prior 90
-12.6%
Conversion, latest week
1.6%
Market size, estimated
£22Ka year
Top search term
lego robot41K searches a year

02 · Price

A sale here is worth £25.08.

Listings sell for £25.08 on average, from £5.33 to £57.09. Amazon reports units sold in ranges. This niche sold 1K to 2K a year. The average listing sells 0 to 100 of them. At £25.08 that is £0 to £3K a year per listing.

Average price
£25.08inside the $15 to $100 sweet spot
Price range
£5.33–£57.09
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
1K–2K
Units per listing a year
0–100
Revenue per listing a year
£0–£3K
Returns
0.6%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is low.

81% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #672 within Building & Construction Toys. It carries 1,273 reviews at 4.60 stars, so a new listing needs social proof before a better product.

Sponsored listings
81%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#672in Building & Construction Toys
Average rating
4.60 starsAmazon United Kingdom average 4.36 stars
Average reviews
1,273per listing
Listings tracked
32

04 · Newcomers

6 of last year's 8 launches cleared the first-year sales bar.

8 products launched here in the last 12 months. 6 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 29 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
8
Successful launches
6Amazon's first-year sales bar
Average brand age
29 months

Products

Top Lego Mech products & what they sell for

The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.

Prices and ratings read from Amazon on Jul 29, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 43% of clicks. Leaders hold, but buyers still shop past them.

£0£890£2K£3K£4K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

14 rising

Sellers

330

Est. top-5 brand share

90%

Top 20: 100%

Est. top-5 click share

43%

Top 20: 88%

Open market

8%

  • LEGO63%
  • Klutz14%
  • DRZYJ6%
  • IKUPER6%
  • CSNRHG2%
  • PLAXSOON2%
  • Open — no brand owns it (8 brands, 8%)

Demand

Lego Mech search demand

Weekly searches over the year, seasonality beneath. Pick a range.

8K6KBlack Friday '25Holiday '25NovDecJanFebMarAprMayJunJul

Peak months: Oct, Nov, Dec · busiest ÷ quietest = 8.6× · 10 of 12 months tracked

Search terms

Top Lego Mech search terms shoppers use

The exact words shoppers type, with estimated yearly volume, growth, and conversion.

  • lego robot41K/yr
  • robot lego8K/yr
  • lego robots7K/yr

Reviews and returns

What reviews say buyers love and hate about Lego Mech

We read the reviews and the return reasons for every product selling here.

17%of positive reviews mention “Value For Money”
14%of negative reviews mention “Assembly/Installation”
0.6%of orders come back
“Not had chance to build”
A buyer, on “Assembly/Installation”14% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

18 topics

NegativePositive

FAQ

Common Lego Mech questions

Answered from the same tracked data.

Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data