boilingwatertap.

Model vs model

Zip HydroTap Classic
vs Zip HydroTap G5 Celsius Arc All-In-One

The Zip HydroTap G5 Celsius Arc All-In-One lists at £1,699, £2,666 less than the Zip HydroTap Classic at £4,365.

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.

Zip HydroTap Classic chrome tap with boiling and chilled buttons

Zip Water

Zip HydroTap Classic

Boiling, chilled, sparkling, filtered

UK RRP: £4,365

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

Zip Water

Zip HydroTap G5 Celsius Arc All-In-One

Arc spout for boiling, ambient filtered plus mains hot and cold

UK RRP: £1,699

Full review →

The differences at a glance

  • The Zip HydroTap G5 Celsius Arc All-In-One lists at £1,699, £2,666 less than the Zip HydroTap Classic at £4,365.
  • The Zip HydroTap Classic dispenses at 99°C; the Zip HydroTap G5 Celsius Arc All-In-One tops out at 98°C.
  • Declared idle draw is 30 W for the Zip HydroTap G5 Celsius Arc All-In-One against 35 W for the Zip HydroTap Classic, which compounds into the standby cost difference below.
  • Tank capacity: 4 L on the Zip HydroTap Classic versus 3 L on the Zip HydroTap G5 Celsius Arc All-In-One. Bigger tanks serve more cups back to back; smaller tanks take less cupboard space.
  • The Zip HydroTap Classic dispenses sparkling water; the Zip HydroTap G5 Celsius Arc All-In-One does not.
  • The Zip HydroTap Classic dispenses chilled water; the Zip HydroTap G5 Celsius Arc All-In-One does not.
  • The Zip HydroTap Classic ships with a 3-year warranty; the Zip HydroTap G5 Celsius Arc All-In-One 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.

Zip HydroTap Classic vs Zip HydroTap G5 Celsius Arc All-In-One specifications from manufacturer datasheets
SpecZip HydroTap ClassicZip HydroTap G5 Celsius Arc All-In-One
UK RRP£4,365£1,699
Boiling temperature99°C98°C
Tank capacity4 L3 L
Idle power35 W30 W
Peak power2000 W2200 W
Flow rate-4 L/min
Filtered waterYesYes
Sparkling waterYesNo
Chilled waterYesNo
Filter typeZip GlobalPlus 0.2 micron filterZip MicroPurity 0.2 micron filter
Finishes54
Warranty3 years2 years
Released20212023

Standby energy

What the idle draw adds up to over a year.

Zip HydroTap Classic

Idle draw
35 W
Standby energy / year
307 kWh
Standby cost / year
£83

Zip HydroTap G5 Celsius Arc All-In-One

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

Zip HydroTap Classic

What we like

  • Filtered boiling, chilled and sparkling from one tap
  • Touchscreen with PIN protection and energy-saving sleep modes
  • 0.2 micron NSF-certified filter included as standard
  • Largest UK engineer network for service and maintenance

Watch out for

  • £4,365 RRP is several times rival 4-in-1 prices
  • Installation around £520 extra on top of hardware
  • Ongoing CO2 canister costs for sparkling function
  • Designed primarily for commercial use, residential overkill

Zip HydroTap G5 Celsius Arc All-In-One

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
  • Two-year warranty