Is viking costume kids profitable to sell on Amazon United States?

The niche generates $6K/yr across 77 tracked products. 1 of 30 products launched in the last 360 days are still selling. 90-day search growth is -17.7%. Flapen's verdict: Skip it (45/100).

How competitive is the viking costume kids niche?

30 brands and 49 sellers compete. The top 5 products take 28% of clicks and top 5 brands hold 61% of demand.

What do buyers complain about in viking costume kids?

Top complaints mined from reviews: Size-Overall, Quality-Overall, Strap/String Quality. The return rate is 7.6% — above our launch gate.

What does it cost to enter the viking costume kids niche?

Listings span $8.71–$75.49; the average listing price is $30.75 (sweet spot $15–$100). The average incumbent carries 171 reviews — the moat a new listing must climb.

viking costume kids

Skip it

A small market ($6K/yr) — this niche doesn't clear our bar today.

Avg price

Incredible$30.75

avg listing price — sweet spot $15–$100

Review moat

Great170.87

avg incumbent reviews — the moat a new listing must climb

Competition

Great28%

top-5 click share — an open shelf

Price range

Great$8.71–$75.49

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

Brand share

Good61%

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Growth

Bad-17.7%

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

Returns

Bad7.6%

return rate — above 5% kills the launch gate

Conversion

Bad0.3%

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

Market size

Bad$6K

$6K/yr · 79K searches

Signals High Returns

According to Flapen's Amazon United States niche tracking, viking costume kids is a $6K/yr Amazon United States market (79K searches/yr). The top 5 brands hold 61% of demand. Verdict: Skip it — 45/100.

Data updated Jul 10, 2026 · scored weekly · How we score niches

viking costume kids market data

Units sold / yr: 750–1K; avg 0–100/product
Revenue / yr: $23K–$31K; units × avg price
Conversion rate: 0.3%
Avg BSR: #1,183
Page quality: 0%
Prime: 91%
Sponsored: 82%
Out of stock: 12.9%
Avg brand age: 40 months
Avg seller age: 179 days

Competition & brand share

Clicks spread well past the top 5 (28% combined) — an open shelf where new products get seen.

Brands

30 falling

Sellers

Top-5 brand share

61%

Top 20: 95%

Top-5 click share

28%

Top 20: 58%

Open market

35%

AITIPOO31%
TOGROP10%
Lainvenor7%
RuuYiicoco7%
HiiFeuer5%
fun shack4%

Demand

Weekly Amazon search volume, last 34 weeks — -17.7% search growth over the last 90 days.

Open Trend

Top viking costume kids search terms

viking costume kids34K/yr -33.9%1.1% conv.
kids viking costume23K/yr -10.7%0.7% conv.
boys viking costume10K/yr +12.8%0.8% conv.
toddler viking costume6K/yr +43.0%0.9% conv.
viking costume boys6K/yr -25.1%1.6% conv.

All search terms

Top viking costume kids 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★)1 product missing review or click data not plotted

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Kids Medieval Viking Pirate Renaissance Tunic Pants Accessories Costume for Boys Cosplay 10-12 Years MIB-ZOH Beige Brown

AITIPOO$39.844.4★81 rev

Kids Medieval Viking Tunic Pirate Renaissance Retro Costume Shirt witn Belt for Boys Halloween Cosplay 4-5T Light Blue

AITIPOO$13.774.5★87 rev

Kids Medieval Costume Boys Viking Tunic Knight Warrior Renaissance Shirts with Belt 10-12 Years Brown

TOGROP$16.504.5★277 rev

Kids Medieval Viking Pirate Renaissance Tunic Pants Accessories Costume for Boys Cosplay 3-4T MIB-ZOH Beige Brown

AITIPOO$42.364.4★81 rev

HiiFeuer 4 PCs Medieval Faux Leather Armor Set for Kids Double Shoulder Armor Vest Chest Armour Back Sword Frog Headpiece (Brown A)

HiiFeuer$63.654.0★23 rev

Newest

by launch date

Missanabie Kids Renaissance Medieval Knight Robe Viking outfit Warrior LARP Tunic Halloween Costume Accessories Set(Brown 140)

Missanabie$26.603 rev

3mo ago

Morph Boys Viking Costume Kids with Short Toy Sword Prop Book Characters Costumes For Kids Storybook Characters Costumes - Large

Morph$39.700 rev

5mo ago

RuuYiicoco 7 Pcs Medieval Viking Costume for Kids Boys Renaissance Dress Up (Brown 6-7 Years)

RuuYiicoco$39.3226 rev

5mo ago

RuuYiicoco 6 Pcs Costume for Kids Viking Dragon Hunter Archer Outfit for Boys (White 6-7 Years)

RuuYiicoco$39.2028 rev

6mo ago

Kids Medieval Viking Pirate Renaissance Tunic Pants Accessories Costume for Boys Cosplay 10-12 Years MIB-ZOH Beige Brown

AITIPOO$39.8481 rev

8mo ago

What buyers say about viking costume kids

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

What buyers love

Size-Overall19%

“Fit: as expected”

Quality-Overall18%

“Good quality”

Material Quality8%

“Material is nice”

Value For Money6%

“Value for money”

Durability5%

“durable”

Fun/Entertainment Experience4%

“Perfect for the occasion”

Advertised Vs Actual Product3%

“Did its job”

Strength2%

“sturdy enough to endure many hours of high-energy playtime”

Design-Overall2%

“It looked really cool”

Comfort-Overall2%

“It had a comfortable”

What buyers complain about

Size-Overall27%

“They run big”

Quality-Overall8%

“The quality is all very cheap”

Strap/String Quality4%

“All the arm pieces had no straps”

Material Quality4%

“Material is really cheap”

Durability2%

“My son was very upset when he pulled just a little too hard and it broke”

Value For Money2%

“Price wise, it's not cheap at $46,”

Thickness2%

“Pretty thin though”

Comfort-Overall1%

“a tad uncomfortable”

Strength1%

“Unlike many flimsy”

Ease Of Use1%

“Its honestly pretty tedious”

Top return reasons

Size-Overall64%

Material Quality6%

Advertised Vs Actual Product5%

Quality-Overall3%

Value For Money2%

Length2%

Chest Fit1%

Color1%