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lego great wave

Skip it

A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.

Market size 1Growth 32Conversion 5Competition 0Returns 94Price range 95Avg price 87Brand share 0Review moat 46Quality gap 21

Price range

Incredible£41.30–£95.69

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

Returns

Great1.1%

return rate — above 5% kills the launch gate

Avg price

Great£65.71

avg listing price — sweet spot $15–$100

Review moat

Okay1,874.67

avg incumbent reviews — the moat a new listing must climb

Growth

Okay+5.6%

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

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Conversion

Bad0.4%

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

Market size

Bad£5K

£5K/yr · 19K searches

Competition

Bad100%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United Kingdom niche tracking, lego great wave is a £5K/yr Amazon United Kingdom market (19K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 28/100.

Data updated Jul 29, 2026 · scored weekly · How we score niches

lego great wave market data

Units sold / yr
500–750
avg 100–250/product
Revenue / yr
£33K–£49K
units × avg price
Conversion rate
0.4%
Avg BSR
#5,046
Page quality
0%
Prime
67%
Sponsored
33%
Out of stock
0.0%
Avg brand age
21 months
Avg seller age
168 days

Competition & brand share

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.

Brands

2 rising

Sellers

32

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

100%

Top 20: 100%

Open market

0%

  • LEGO92%
  • Plexico8%

Demand

Weekly Amazon search volume, last 24 weeks — +5.6% search growth over the last 90 days.
600400Spike '26Feb '26Mar '26Apr '26May '26Jun '26Jul '26

Top lego great wave search terms

  • lego great wave6K/yr
  • lego wave6K/yr
  • the great wave lego3K/yr
  • lego hokusai the great wave4K/yr
All search terms

Top lego great wave 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.

0%25%£1K50%£2K75%£3K100%£5K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 3 tracked products in this niche — three views at once, no toggling.

What buyers say about lego great wave

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

What buyers love

Gifting Purpose29%

“Well received gift”

Design-Overall21%

“Looks better made up than picture”

Display-Overall21%

“looks good on display”

Assembly/Installation7%

“Son injoyed putting together”

Fun/Entertainment Experience7%

“He and parner loved doing it”

Value For Money5%

“well worth looking through”

Ease Of Use5%

“Easier than you may think”

What buyers complain about

Value For Money33%

“seems pricey”

Assembly/Installation33%

“Looks amazing, takes a few hours to build though”

Instructions/User Manual/Troubleshooting11%

“The book of instructions itself is hefty”

Top return reasons

Product Condition43%
Value For Money29%
Size-Overall14%
Gifting Purpose14%

Common questions

Is lego great wave profitable to sell on Amazon United Kingdom?
The niche generates £5K/yr across 3 tracked products. 90-day search growth is +5.6%. Flapen's verdict: Skip it (28/100).
How competitive is the lego great wave niche?
2 brands and 32 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in lego great wave?
Top complaints mined from reviews: Value For Money, Assembly/Installation, Instructions/User Manual/Troubleshooting. The return rate is 1.1%.
What does it cost to enter the lego great wave niche?
Listings span £41.30–£95.69; the average listing price is £65.71 (sweet spot $15–$100). The average incumbent carries 1,875 reviews — the moat a new listing must climb.