protractor and compass set
Worth a lookShows low returns (0.2%), but pricing outside the sweet spot ($4.59 avg) keeps it on the watch list.
Returns
Incredible0.2%return rate — above 5% kills the launch gate
Conversion
Great10.8%search→purchase rate — share of searches ending in a sale
Growth
Great+62.7%90-day search growth — must beat 0% to launch
Market size
Good£443K£443K/yr · 889K searches
Review moat
Okay1,719.89avg incumbent reviews — the moat a new listing must climb
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Competition
Okay67%top-5 click share — leaders hold, buyers still browse
Brand share
Okay87%top-5 brand share — brands hold most of the demand
Price range
Bad£2.11–£18.64cheapest to priciest tracked listing — scored on the share inside $15–$100
Avg price
Bad£4.59avg listing price — sweet spot $15–$100
According to Flapen's Amazon United Kingdom niche tracking, protractor and compass set is a £443K/yr Amazon United Kingdom market (889K searches/yr). The top 5 brands hold 87% of demand. Demand peaks in May–Aug–Sep. Verdict: Worth a look — 55/100.
Data updated Jul 22, 2026 · scored weekly · How we score niches
protractor and compass set market data
- Units sold / yr
- 150K–200K
- avg 12,500–15,000/product
- Revenue / yr
- £689K–£918K
- units × avg price
- Conversion rate
- 10.8%
- Avg BSR
- #11
- Page quality
- 0%
- Prime
- 94%
- Sponsored
- 56%
- Out of stock
- 0.0%
- Avg brand age
- 35 months
- Avg seller age
- 178 days
Competition & brand share
The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them.Brands
11 rising
Sellers
97
Top-5 brand share
87%
Top 20: 100%
Top-5 click share
67%
Top 20: 100%
Open market
10%
- Helix60%
- Amazon Basics15%
- CALCUSO4%
- Ainkou4%
- Fashionstationery.com4%
- SRLWMYI3%
- Open — no brand owns it (5 brands, 10%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +62.7% search growth over the last 90 days.Peak months: May, Aug, Sep · busiest ÷ quietest = 5.7×
Top protractor and compass set search terms
- protractor241K/yr
- maths set153K/yr
- geometry sets83K/yr
- protractor and compass set75K/yr
- maths sets for secondary school73K/yr
- oxford maths set34K/yr
- protractor set27K/yr
- geometry set26K/yr
- ruler set25K/yr
- geometry sets for secondary school32K/yr
Top protractor and compass set 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 18 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Helix Oxford Maths Set with Storage Tin - 10 Piece Maths Equipment Set - School Supplies Including Compass Ruler Protractor and Pencil
Helix£2.684.6★14,337 rev
Amazon Basics 10-Piece Maths Kit - Includes Compasses Lead Rubber Sharpener Protractor Triangles Ruler and Carrying Box
Amazon Basics£3.784.5★2,537 rev
Helix Oxford Premium Maths Set - Ideal for Secondary High School & College Mathematics and Science - 11 Piece Maths & Geometry Set - School Supplies
Helix£3.694.6★2,519 rev
Helix 10cm 180 Degree Clear Protractor H01010
Helix£2.114.5★2,335 rev
15-Piece Professional Maths Set & Geometry Sets for Secondary School Compass Maths Protractor and Compass Set Premium Zipper Case in 6 Colours
CALCUSO£8.624.4★3,111 rev
Newest
by launch date
G4GADGET 8-Piece Maths Geometry Set Compass & Protractor Set with Clear Pencil Case | School Stationery Set for Students | Ruler Set Protractor Triangles Eraser & Sharpener | Math Equipment
G4GADGET£3.7810 rev
Protractor Set 3pcs 180 Clear Plastic Angle Measurement Tool for Students Teachers Engineers and Designers Lightweight and Transparent Design for Easy Reading Accurate Angle Measurement(10.2cm)
SRLWMYI£3.3319 rev
9 Piece Geometry Maths Set with Storage Tin Metal Compass Dividers Set Squares Protractor 15cm Ruler
1ABOVE£3.1164 rev
15-Piece Professional Maths Set & Geometry Sets for Secondary School Compass Maths Protractor and Compass Set Premium Zipper Case in 6 Colours
CALCUSO£8.623,111 rev
STAEDTLER 557 11 Noris Maths Set with Storage Tin (11 Pieces including Compass Ruler Protractor and Set Squares)
STAEDTLER£2.9786 rev
Trending
90-day click momentum15-Piece Professional Maths Set & Geometry Sets for Secondary School Compass Maths Protractor and Compass Set Premium Zipper Case in 6 Colours
CALCUSO£8.624.4★
Helix Oxford 15cm Geometry Set
Helix£2.614.6★
Protractor Set 3pcs 180 Clear Plastic Angle Measurement Tool for Students Teachers Engineers and Designers Lightweight and Transparent Design for Easy Reading Accurate Angle Measurement(10.2cm)
SRLWMYI£3.333.2★
G4GADGET 8-Piece Maths Geometry Set Compass & Protractor Set with Clear Pencil Case | School Stationery Set for Students | Ruler Set Protractor Triangles Eraser & Sharpener | Math Equipment
G4GADGET£3.784.6★
STAEDTLER 557 11 Noris Maths Set with Storage Tin (11 Pieces including Compass Ruler Protractor and Set Squares)
STAEDTLER£2.974.5★
What buyers say about protractor and compass set
What buyers praise and complain about, mined from review topics.What buyers love
“Excellent product”
“cheap”
“Exactly as advertised”
“easy to use”
“Good size”
“Seems sturdy, easy to use and a great price”
“Durable for normal use”
“Efficient”
“Perfect for GCSE”
“Bought for my daughter as an essential bit of kit at hand for any mathematical or technical drawing projects”
What buyers complain about
“the photo is deceptive”
“Will break”
“Can't be used”
“Easy to break”
“They are not this colour at all”
“pencil won't grip firmly”
“Glued up”
“This was quite expensive we when bought it”
“plastic crap”
“they are not very good”
Top return reasons
Common questions
- Is protractor and compass set profitable to sell on Amazon United Kingdom?
- The niche generates £443K/yr across 18 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +62.7%. Flapen's verdict: Worth a look (55/100).
- How competitive is the protractor and compass set niche?
- 11 brands and 97 sellers compete. The top 5 products take 67% of clicks and top 5 brands hold 87% of demand.
- What do buyers complain about in protractor and compass set?
- Top complaints mined from reviews: Advertised Vs Actual Product, Durability, Ease Of Use. The return rate is 0.2%.
- When does demand for protractor and compass set peak?
- Demand peaks in May–Aug–Sep; the busiest month runs 5.7× the quietest.
- What does it cost to enter the protractor and compass set niche?
- Listings span £2.11–£18.64; the average listing price is £4.59 (sweet spot $15–$100). The average incumbent carries 1,720 reviews — the moat a new listing must climb.