sonic costume
Skip itWeak search conversion (0.4%) — this niche doesn't clear our bar today.
Avg price
Incredible$30.94avg listing price — sweet spot $15–$100
Price range
Great$7.36–$75.82cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Good1,042.77avg incumbent reviews — the moat a new listing must climb
Competition
Okay61%top-5 click share — leaders hold, buyers still browse
Growth
Okay+9.0%90-day search growth — must beat 0% to launch
Market size
Okay$129K$129K/yr · 1.0M searches
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Returns
Bad6.3%return rate — above 5% kills the launch gate
Brand share
Bad95%top-5 brand share — brand-locked demand
Conversion
Bad0.4%search→purchase rate — share of searches ending in a sale
According to Flapen's Amazon United States niche tracking, sonic costume is a $129K/yr Amazon United States market (1.0M searches/yr). The top 5 brands hold 95% of demand. Demand peaks in Sep–Oct. Verdict: Skip it — 34/100.
Data updated Jul 21, 2026 · scored weekly · How we score niches
sonic costume market data
- Units sold / yr
- 6K–8K
- avg 100–250/product
- Revenue / yr
- $186K–$248K
- units × avg price
- Conversion rate
- 0.4%
- Avg BSR
- #2,517
- Page quality
- 0%
- Prime
- 95%
- Sponsored
- 55%
- Out of stock
- 13.4%
- Avg brand age
- 40 months
- Avg seller age
- 143 days
Competition & brand share
The top 5 products take 61% of clicks — established leaders, but buyers still shop beyond them.Brands
8 falling
Sellers
45
Top-5 brand share
95%
Top 20: 100%
Top-5 click share
61%
Top 20: 97%
Open market
3%
- Komar Kids59%
- SEGA21%
- Rubies8%
- Akatcloud3%
- Disguise3%
- Spirit Halloween2%
- Open — no brand owns it (2 brands, 3%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +9.0% search growth over the last 90 days.Peak months: Sep, Oct · busiest ÷ quietest = 28.6×
Top sonic costume search terms
- sonic costume424K/yr
- sonic costume for boys 4-6164K/yr
- sonic the hedgehog costume74K/yr
- sonic costume kids98K/yr
- disfraz de sonic para nio16K/yr
- sonic costumes19K/yr
- sonic halloween costume kids30K/yr
- disfraz de sonic16K/yr
- sonic costume for boys 7-822K/yr
- traje de sonic6K/yr
Top sonic costume 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.
All 22 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Sonic The Hedgehog Kids Onesie Pajamas - Boys Long Sleeve Zip Up Hooded Blanket Sleep - One Piece Costume - Official License Blue
Komar Kids$31.944.8★626 rev
Sonic The Hedgehog Kids Onesie Pajamas - Boys Long Sleeve Zip Up Hooded Blanket Sleep - One Piece Costume - Official License Blue
Komar Kids$32.304.8★626 rev
Sonic The Hedgehog Kids Onesie Pajamas - Boys Long Sleeve Zip Up Hooded Blanket Sleep - One Piece Costume - Official License Blue
Komar Kids$33.224.8★626 rev
SEGA Sonic The Hedgehog Little Boys Cosplay T-Shirt and Mesh Shorts Outfit Set Blue/Multicolor 6
SEGA$24.934.7★489 rev
SEGA unisex child Sonic the Hedgehog Costume Hoodie Hooded Sweatshirt Royal 4 US
SEGA$22.604.8★6,468 rev
Newest
by launch date
Spirit Halloween Sonic the Hedgehog Kids Mascot Costume Officially Licensed Boys Halloween Outfit Boys Size CHILD MEDIUM Standard Multicolor
Spirit Halloween$75.821 rev
Sonic The Hedgehog Kids Onesie Pajamas - Boys Long Sleeve Zip Up Hooded Blanket Sleep - One Piece Costume - Official License
Komar Kids$25.64132 rev
Sonic The Hedgehog Kids Onesie Pajamas - Boys Long Sleeve Zip Up Hooded Blanket Sleep - One Piece Costume - Official License
Komar Kids$26.39132 rev
Sonic The Hedgehog Kids Onesie Pajamas - Boys Long Sleeve Zip Up Hooded Blanket Sleep - One Piece Costume - Official License
Komar Kids$24.87132 rev
SEGA Sonic the Hedgehog Boys Tank Top Shirt and Mesh Short Set for Big Kids
SEGA$21.50105 rev
Trending
90-day click momentum
Boys Sonic The Hedgehog Basketball Jersey Shirt and Shorts Clothing Set- Little and Big Boys Sizes 4-20 Navy
SEGA$35.404.8★
Shoes for Boys Girls Kids Children Red Sneakers Tennis Birthday Party Gift
Akatcloud$44.414.7★
SEGA Sonic the Hedgehog Boys Tank Top Shirt and Mesh Short Set for Big Kids
SEGA$21.504.8★
Super Mario Pokmon & Sonic Fleece Kids Hooded Robe - Super Soft Plush Bathrobe for Boys with Pockets - Official Product
Komar Kids$27.774.8★
Spirit Halloween Sonic the Hedgehog Kids Mascot Costume Officially Licensed Boys Halloween Outfit Boys Size CHILD MEDIUM Standard Multicolor
Spirit Halloween$75.825.0★
What buyers say about sonic costume
What buyers praise and complain about, mined from review topics.What buyers love
“Fits great”
“comfortable”
“Good quality”
“Great price point for the smile on his face”
“Its nice and soft and fits him perfectly”
“Great Gift”
“As advertised”
“Fabric is soft and durable, with just enough warmth on cool evenings”
“zipper works great”
“easy to wash”
What buyers complain about
“string kept popping”
“Cheap”
“Runs small”
“Breaks”
“Cheap”
“I was honestly worried it would look weird and feel uncomfortable”
“2 washes on hot. he gets dirty”
Top return reasons
Common questions
- Is sonic costume profitable to sell on Amazon United States?
- The niche generates $129K/yr across 22 tracked products. 2 of 4 products launched in the last 360 days are still selling. 90-day search growth is +9.0%. Flapen's verdict: Skip it (34/100).
- How competitive is the sonic costume niche?
- 8 brands and 45 sellers compete. The top 5 products take 61% of clicks and top 5 brands hold 95% of demand.
- What do buyers complain about in sonic costume?
- Top complaints mined from reviews: Strap/String Quality, Quality-Overall, Size-Overall. The return rate is 6.3% — above our launch gate.
- When does demand for sonic costume peak?
- Demand peaks in Sep–Oct; the busiest month runs 28.6× the quietest.
- What does it cost to enter the sonic costume niche?
- Listings span $7.36–$75.82; the average listing price is $30.94 (sweet spot $15–$100). The average incumbent carries 1,043 reviews — the moat a new listing must climb.