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304xl

304xl shows searches that convert (22.1% search→purchase), but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list.

Flapen Score

50
Worth a look
Market size 91Growth 13Conversion 100Competition 8Returns 96Price range 76Avg price 87Brand share 0Review moat 10Quality gap 50
This niche Category average

Is 304xl profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, 304xl is a £1.8M/yr Amazon United Kingdom market (406K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan–Feb–Mar–Apr–May. Verdict: Worth a look — 50/100.

304xl: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved -24.3% over the last 90 days and 22.1% of searches end in a purchase.

£1.8M

revenue / yr

Units sold / yr100K
Search volume / yr-24.3%406K
Conversion rate22.1%
Avg price£19.60

Who owns the niche?

The top 5 brands hold 100% of demand, so 0% of the market is open.

0%

open market share

Brands · sellers5 · 102
Top-5 product click share90%
Open market0%
Avg brand age45 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.

0/100

page quality · 8 products

Sponsored placement100%
New entrants (1y)2· 1 succeeded
Avg rating4.5★
Avg reviews31,018

Top 304xl products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products capture 90% of clicks — a locked-up shelf that new listings rarely crack.

£0£176K£352K£529K£705K1001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

5 rising

Sellers

102

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

90%

Top 20: 100%

Open market

0%

  • HP76%
  • DRPRINTON10%
  • Washope9%
  • LIFOR3%
  • INFITONER2%

304xl demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume406KCVR22.1%Products8Brands5Top 5 Brands100%OOS Rate0.0%Rating4.5★Reviews31,018Avg BSR#144
10K6KSpike '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Feb, Mar, Apr, May · busiest ÷ quietest = 17.2×

Top 304xl search terms shoppers use

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

  • hp 304 ink cartridges black and colour105K/yr
  • hp 304 black ink cartridge45K/yr
  • 304 hp ink cartridges43K/yr
  • hp 30438K/yr
  • hp 304 ink cartridges24K/yr
  • hp304 black ink cartridge15K/yr
  • hp envy 5020 printer ink cartridges17K/yr
  • 304xl hp ink cartridges black and colour14K/yr
  • hp304 black and colour ink cartridge16K/yr
  • printer ink hp 30411K/yr

What reviews say buyers love and hate about 304xl

What buyers mention most, as a share of all reviews.

What buyers love

87% of reviews
Value For Money25%

Great value

Quality-Overall21%

Premium quality

Cartridge/Ink Quality10%

Good quality ink

Advertised Vs Actual Product8%

Works as advertised

Assembly/Installation5%

Easy install

What buyers complain about

74% of reviews
Value For Money12%

Avoid at all cost

Functionality-Overall10%

then suddenly stops working

Compatibility-Overall10%

My HP printer does not recognise the cartridge

Cartridge Capacity9%

Low ink

Durability6%

then suddenly stops working

304xl return rate & reasons

Why buyers send it back, as a share of all return requests.

0.7%

Return rate

16%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Compatibility-Overall
27%
2Functionality-Overall
18%
3Ink Refill
15%
4Size-Overall
10%
5Cartridge/Ink Quality
6%

Common 304xl questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores 304xl 50/100 on Amazon United Kingdom — Worth a look. The niche generates £1.8M/yr across 8 tracked products. 1 of 2 products launched in the last 360 days are still selling. Search demand moved -24.3% over the last 90 days.
Search demand for 304xl on Amazon United Kingdom peaks in Jan–Feb–Mar–Apr–May, where the busiest month runs 17.2× the quietest.