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canon 551 ink cartridges

Worth a look

Shows searches that convert (24.2% search→purchase), but a small market ($50K/yr) keeps it on the watch list.

Market size 12Growth 16Conversion 100Competition 53Returns 97Price range 86Avg price 89Brand share 32Review moat 42Quality gap 40

Conversion

Incredible24.2%

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

Returns

Incredible0.5%

return rate — above 5% kills the launch gate

Avg price

Great£20.62

avg listing price — sweet spot $15–$100

Price range

Great£9.95–£57.06

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

Competition

Good53%

top-5 click share — leaders hold, buyers still browse

Review moat

Okay2,295.67

avg incumbent reviews — the moat a new listing must climb

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Brand share

Okay86%

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

Growth

Bad-17.5%

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

Market size

Bad£50K

£50K/yr · 10K searches

According to Flapen's Amazon United Kingdom niche tracking, canon 551 ink cartridges is a £50K/yr Amazon United Kingdom market (10K searches/yr). The top 5 brands hold 86% of demand. Verdict: Worth a look — 50/100.

Data updated Jul 22, 2026 · scored weekly · How we score niches

canon 551 ink cartridges market data

Units sold / yr
2K–2K
avg 0–100/product
Revenue / yr
£31K–£41K
units × avg price
Conversion rate
24.2%
Avg BSR
#861
Page quality
0%
Prime
85%
Sponsored
59%
Out of stock
2.0%
Avg brand age
81 months
Avg seller age
183 days

Competition & brand share

The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.

Brands

14 rising

Sellers

98

Top-5 brand share

86%

Top 20: 100%

Top-5 click share

53%

Top 20: 96%

Open market

11%

  • Canon56%
  • ejet13%
  • HALLOLUX8%
  • CATJOY5%
  • Coloran4%
  • Uniwork3%
  • Open — no brand owns it (8 brands, 11%)

Demand

Weekly Amazon search volume, last 16 weeks — -17.5% search growth over the last 90 days.
225175Apr '26Apr '26May '26May '26May '26Jun '26Jun '26Jul '26

Top canon 551 ink cartridges 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%4%£2K8%£4K12%£6K16%£8K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

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

What buyers say about canon 551 ink cartridges

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

What buyers love

Value For Money31%

“Excellent value”

Compatibility-Overall14%

“No problems with compatibility”

Quality-Overall13%

“Product is ace as always”

Color9%

“The colours are excellent with lines and characters sharp”

Cartridge/Ink Quality9%

“Good quality inks”

Print Quality5%

“printing seems clear”

Size-Overall3%

“Fitted perfectly, works well”

Recycle/Reuse3%

“Pleasant surprise: enclosed bag to return used cartridge for recycling - loved it”

Advertised Vs Actual Product3%

“Exactly what I ordered”

Assembly/Installation2%

“Installing them is as easy as any”

What buyers complain about

Compatibility-Overall25%

“Cartridges not recognised by my printer”

Value For Money18%

“Far too expensive”

Jamming/Clogging10%

“Cheap inks can clog”

Display Colors5%

“Please sell colours separate”

Cartridge Capacity5%

“this ink does not fit the printer”

Functionality-Overall5%

“Cyan and Yellow don't work”

Color5%

“The 2 Colours Don't Work”

Advertised Vs Actual Product3%

“Though arrived in a different shaped box than displayed”

Top return reasons

Compatibility-Overall32%
Ink Refill21%
Functionality-Overall10%
Advertised Vs Actual Product9%
Color7%
Size-Overall4%
Print Quality4%
Certifications3%
Leak-Proof3%
Cartridge/Ink Quality1%

Common questions

Is canon 551 ink cartridges profitable to sell on Amazon United Kingdom?
The niche generates £50K/yr across 27 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -17.5%. Flapen's verdict: Worth a look (50/100).
How competitive is the canon 551 ink cartridges niche?
14 brands and 98 sellers compete. The top 5 products take 53% of clicks and top 5 brands hold 86% of demand.
What do buyers complain about in canon 551 ink cartridges?
Top complaints mined from reviews: Compatibility-Overall, Value For Money, Jamming/Clogging. The return rate is 0.5%.
What does it cost to enter the canon 551 ink cartridges niche?
Listings span £9.95–£57.06; the average listing price is £20.62 (sweet spot $15–$100). The average incumbent carries 2,296 reviews — the moat a new listing must climb.