boilingwatertap.

Model vs model

Quooker Fusion Square
vs Zip HydroTap G5 Celsius Arc (3-in-1)

The Quooker Fusion Square lists at £1,250, £821 less than the Zip HydroTap G5 Celsius Arc (3-in-1) at £2,071.

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.

Quooker Fusion Square boiling water tap

Quooker

Quooker Fusion Square

The best-selling all-in-one in a squared-off spout

Typical price: £1,250

Full review →
Zip HydroTap G5 Celsius Arc All-In-One chrome swan-neck tap

Zip Water

Zip HydroTap G5 Celsius Arc (3-in-1)

Arc spout for filtered boiling plus mains hot and cold

Typical price: £2,071

Full review →

The differences at a glance

  • The Quooker Fusion Square lists at £1,250, £821 less than the Zip HydroTap G5 Celsius Arc (3-in-1) at £2,071.
  • The Quooker Fusion Square dispenses at 100°C; the Zip HydroTap G5 Celsius Arc (3-in-1) tops out at 98°C.
  • Declared idle draw is 10 W for the Quooker Fusion Square against 30 W for the Zip HydroTap G5 Celsius Arc (3-in-1), which compounds into the standby cost difference below.
  • The Zip HydroTap G5 Celsius Arc (3-in-1) dispenses filtered drinking water; the Quooker Fusion Square does not.
  • The Zip HydroTap G5 Celsius Arc (3-in-1) ships with a 3-year warranty; the Quooker Fusion Square 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.

Quooker Fusion Square vs Zip HydroTap G5 Celsius Arc (3-in-1) specifications from manufacturer datasheets
SpecQuooker Fusion SquareZip HydroTap G5 Celsius Arc (3-in-1)
Typical price£1,250£2,071
Boiling temperature100°C98°C
Tank capacity3 L3 L
Idle power10 W30 W
Peak power1600 W2200 W
Flow rate-4 L/min
Filtered waterNoYes
Sparkling waterNoNo
Chilled waterNoNo
Filter type-Zip MicroPurity 0.2 micron filter
Finishes74
Warranty2 years3 years
Released-2023

Standby energy

What the idle draw adds up to over a year.

Quooker Fusion Square

Idle draw
10 W
Standby energy / year
88 kWh
Standby cost / year
£24

Zip HydroTap G5 Celsius Arc (3-in-1)

Idle draw
30 W
Standby energy / year
263 kWh
Standby cost / year
£71

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

Quooker Fusion Square

What we like

  • True 100°C boil from the same PRO3 tank as the Fusion Round
  • Squared profile suits handleless and contemporary kitchens
  • Seven finishes including patinated brass, gold and rose copper
  • Quooker UK holds a high Trustpilot rating across 12,000+ reviews

Watch out for

  • £1,250 buys boiling plus standard hot and cold only
  • Filtered, chilled or sparkling water needs the separate CUBE module
  • 2-year warranty on tap and tank (SWAP is a paid out-of-warranty tank swap)

Zip HydroTap G5 Celsius Arc (3-in-1)

What we like

  • 0.2-micron MicroPurity filter removes dirt, lead, microplastics and 99.9% of cysts
  • Cool-touch tap with boiling isolation and safety lock
  • Boiling flow of 4 litres per minute
  • Seven finishes and a 12-month filter interval

Watch out for

  • Factory-set to 98°C rather than true 100°C boiling
  • Needs both hot and cold supply at 1.7 bar minimum
  • Three-year warranty (five on the tank)