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Dolphin Knife

Fail

Shoppers spend only $59K a year here, so Dolphin Knife is a Fail.

Flapen Score
46
46 / 100
Ranks 1,352 of 2,225 DIY & Tools niches · −3 vs the category median of 49
Market size
£59K/yr91K searches / yr
90-day growth
-15.8%search demand this quarter
Competition
41%top-5 click share · 11 brands · 13 sellers

Flapen Score

Dolphin Knife against its category

The dotted line is the DIY & Tools average. Past it, Dolphin Knife is stronger. Inside it, weaker.

46Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Dolphin Knife market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Dolphin Knife 91K times last year and spent an estimated £59K. The top 5 brands take 94% of clicks. Demand peaks in Sep. Flapen scores it 46 out of 100, a Fail.

01 · Demand

5.3% of searches ended in a purchase last week.

Shoppers searched for this 91K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 5.3% of those searches ended in a purchase. Searches in the last 90 days moved -15.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated £59K a year.

Searches, last 12 months
91K
Growth, 90 days vs prior 90
-15.8%
Conversion, latest week
5.3%
Market size, estimated
£59Ka year
Peak month
September2.0× the quietest month
Top search term
dolphin knife50K searches a year

02 · Price

A sale here is worth £12.25.

Listings sell for £12.25 on average, from £4.36 to £25.61. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 100 to 250 of them. At £12.25 that is £1K to £3K a year per listing.

Average price
£12.25under the $15 to $100 sweet spot
Price range
£4.36–£25.61
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
4K–5K
Units per listing a year
100–250
Revenue per listing a year
£1K–£3K
Returns
0.8%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is low.

55% of listings pay for placement with sponsored ads. 97% ship with Prime. On an average day, 15.6% of listings are out of stock. The average listing ranks #30 within Hand Tools. It carries 274 reviews at 4.53 stars, so a new listing needs social proof before a better product.

Sponsored listings
55%
Prime listings
97%
Out of stock, average day
15.6%
Average rank
#30in Hand Tools
Average rating
4.53 starsAmazon United Kingdom average 4.36 stars
Average reviews
274per listing
Listings tracked
29

04 · Newcomers

Brands here are settling in.

The brands on the shelf have sold for 59 months on average, so the names here are settling in.

Launched, last 12 months
0
Successful launches
0Amazon's first-year sales bar
Average brand age
59 months

Products

Top Dolphin Knife products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Competition

Competition: brands, sellers & click share

The top 5 products take 41% of clicks. Leaders hold, but buyers still shop past them.

£0£2K£5K£7K£9K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

Brands

11 falling

Sellers

13

Top-5 brand share

94%

Top 20: 100%

Top-5 click share

41%

Top 20: 90%

Open market

4%

  • CCA65%
  • Barnwell10%
  • Dolphin7%
  • TradeUnderlay6%
  • PTL6%
  • DEKTON2%
  • Open — no brand owns it (5 brands, 4%)

Demand

Dolphin Knife search demand

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

3K2KHoliday '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Sep · busiest ÷ quietest = 2.0×

Search terms

Top Dolphin Knife search terms shoppers use

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

  • dolphin knife50K/yr
  • delphine knife19K/yr
  • delphin knife10K/yr
  • carpet knives6K/yr
  • artificial grass cutting knife3K/yr
  • flooring knife5K/yr

Reviews and returns

What reviews say buyers love and hate about Dolphin Knife

What buyers praise, what they complain about and why they send it back, from the reviews.

Complain

Durability25%−0.18

One broke on the first day

fell apart after a couple of weeks

didnt last

Quality-Overall24%−0.03

Inferior quality, fell apart after a couple of weeks

the build quality is really poor

Poor quality

Size-Overall15%−0.03

knife is a sloppy fit

Also a bit too big

Smaller than I expected

Ease Of Use6%+0.66

Quite difficult to open and close

Very hard to get blade out

Weight Heavy4%−0.02

Not so heavy duty

unfortunately far too heavy

Love

Quality-Overall30%−0.03

Excellent product

Good quality and safe to use

Good quality knife

Value For Money19%+2.22

Reasonable price

Great value

Good price

Ease Of Use10%+0.66

Easy to use

easy to fold

actually really handy to have

Advertised Vs Actual Product6%+0.60

Does the job

As described

Works exactly as it says

Grip6%−0.01

easy to grip comes with extra blades

Stable handle and sturdy holder

Absolutely excellent design with a rubberised grip making it even safer

Return

0.8% Return rate 12% Fixable by listing

Quality-Overall20%▄▁▂█▁▃

Inferior quality, fell apart after a couple of weeks

the build quality is really poor

Poor quality

Functionality-Overall18%▁▆█▄▆▆
Size-Overall10%█▇▃▁▄▁

knife is a sloppy fit

Also a bit too big

Smaller than I expected

Mechanism Issues6%▁▁▃▁▃█
Strength6%▁▁█▁▃▁

FAQ

Common Dolphin Knife questions

Answered from the same tracked data.