boilingwatertap.

Model vs model

Zip HydroTap Classic
vs Zip HydroTap G5 Cube Plus

The Zip HydroTap G5 Cube Plus lists at £4,030, £335 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 Cube Plus chrome square-spout tap

Zip Water

Zip HydroTap G5 Cube Plus

Cubed-spout flagship: boiling, chilled and sparkling filtered water

UK RRP: £4,030

Full review →

The differences at a glance

  • The Zip HydroTap G5 Cube Plus lists at £4,030, £335 less than the Zip HydroTap Classic at £4,365.
  • The Zip HydroTap Classic dispenses at 99°C; the Zip HydroTap G5 Cube Plus tops out at 98°C.
  • Tank capacity: 4 L on the Zip HydroTap Classic versus 3 L on the Zip HydroTap G5 Cube Plus. Bigger tanks serve more cups back to back; smaller tanks take less cupboard space.
  • The Zip HydroTap Classic ships with a 3-year warranty; the Zip HydroTap G5 Cube Plus 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 Cube Plus specifications from manufacturer datasheets
SpecZip HydroTap ClassicZip HydroTap G5 Cube Plus
UK RRP£4,365£4,030
Boiling temperature99°C98°C
Tank capacity4 L3 L
Idle power35 W35 W
Peak power2000 W2400 W
Flow rate-4 L/min
Filtered waterYesYes
Sparkling waterYesYes
Chilled waterYesYes
Filter typeZip GlobalPlus 0.2 micron filterZip MicroPurity 0.2 micron filter
Finishes58
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 Cube Plus

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

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 Cube Plus

What we like

  • Instant boiling and chilled water from one tap
  • 0.2-micron MicroPurity filter removes dirt, lead, microplastics and 99.9% of cysts
  • Energy-saving sleep modes and low-impact R290 refrigerant
  • Seven finishes and a 12-month filter interval

Watch out for

  • Factory-set to 98°C rather than true 100°C boiling
  • Under-sink command centre is 470 mm deep
  • Two-year warranty