boilingwatertap.

Model vs model

Arno Square 4-in-1
vs Qettle Original 4-in-1

The Arno Square 4-in-1 lists at £499, £121 less than the Qettle Original 4-in-1 at £620.

Every number below comes from the manufacturers' own specification sheets. We highlight which tap leads on each spec; what matters most for your kitchen is your call.

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Arno Square 4-in-1 chrome instant boiling water tap with digital touch screen

Arnotap

Arno Square 4-in-1

Best-value 4-in-1 of 2026

Typical price: £499

Full review →
Qettle Original 4-in-1 boiling water tap with square spout

Qettle

Qettle Original 4-in-1

Half the Quooker price, same boiling point

Typical price: £620

Full review →

The differences at a glance

  • The Arno Square 4-in-1 lists at £499, £121 less than the Qettle Original 4-in-1 at £620.
  • The Qettle Original 4-in-1 dispenses at 100°C; the Arno Square 4-in-1 tops out at 98°C.
  • Declared idle draw is 11 W for the Arno Square 4-in-1 against 14 W for the Qettle Original 4-in-1, which compounds into the standby cost difference below.
  • Tank capacity: 4 L on the Qettle Original 4-in-1 versus 2.4 L on the Arno Square 4-in-1. Bigger tanks serve more cups back to back; smaller tanks take less cupboard space.
  • The Arno Square 4-in-1 ships with a 3-year warranty; the Qettle Original 4-in-1 with a 2-year warranty.

Full specification, side by side

Sourced from manufacturer datasheets. A tick marks the better number on specs where more or less is objectively better.

Arno Square 4-in-1 vs Qettle Original 4-in-1 specifications from manufacturer datasheets
SpecArno Square 4-in-1Qettle Original 4-in-1
Typical price£499£620
Boiling temperature98°C100°C
Tank capacity2.4 L4 L
Idle power11 W14 W
Peak power1500 W1300 W
Flow rate--
Filtered waterYesYes
Sparkling waterNoNo
Chilled waterNoNo
Filter type2-stage filter: PP cotton + activated carbon blockQ08 extruded carbon block cartridge
Finishes44
Warranty3 years2 years
Released20232021

Where to buy

Checked manually and dated; the retailer's page is always the live source. Affiliate links, disclosed as such. Commission never changes our comparisons. How affiliate links work here

Arno Square 4-in-1

No price-checked retailer offers for this model yet. Get a supply + installation quote instead →

Qettle Original 4-in-1

  • Amazon UKCheck price at retailerView ↗

Standby energy

What the idle draw adds up to over a year.

Arno Square 4-in-1

Idle draw
11 W
Standby energy / year
96 kWh
Standby cost / year
£26

Qettle Original 4-in-1

Idle draw
14 W
Standby energy / year
123 kWh
Standby cost / year
£33

Assumes the manufacturer's declared idle wattage around the clock at £0.27/kWh (UK average, mid-2026). Real usage adds the energy to heat the water you actually draw. Run your own numbers in the running cost calculator.

Strengths and trade-offs

Arno Square 4-in-1

What we like

  • £499 RRP delivers 4-in-1 cheaper than most rivals
  • 2-stage filtration removes chlorine and heavy metals
  • 360° swivel spout handles pot-filling and rinsing
  • Child-safe spring-loaded boiling dispense as standard

Watch out for

  • 98°C ceiling not true 100°C boiling
  • 2.4L tank yields only 7-8 cups before recovery
  • Limited independent reviews outside Arno marketing
  • Newer brand lacks long-term UK reliability track record

Qettle Original 4-in-1

What we like

  • £620 RRP roughly half the equivalent Quooker pricing
  • 4L tank delivers around 8 mugs back-to-back
  • Filtered cold and 100°C boiling from a single spout
  • Trustpilot praises Qettle support beyond warranty period

Watch out for

  • Standard warranty just 2 years on boiler and cartridge
  • Trustpilot reports boiler leaks at 2.5-3 year mark
  • Annual descale required, more maintenance than Quooker
  • Service network thinner than established brands

Get a supply and installation quote for the Arno Square 4-in-1 or Qettle Original 4-in-1

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