boilingwatertap.

Model vs model

Franke Mythos Water Hub 6-in-1
vs Zip HydroTap G5 Cube Plus

The Franke Mythos Water Hub 6-in-1 lists at £2,925, £1,105 less than the Zip HydroTap G5 Cube Plus at £4,030.

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.

Franke Mythos Water Hub 6-in-1 tap with under-sink unit

Franke

Franke Mythos Water Hub 6-in-1

Hot, cold, filtered, chilled, sparkling and boiling from one spout

UK RRP: £2,925

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 Franke Mythos Water Hub 6-in-1 lists at £2,925, £1,105 less than the Zip HydroTap G5 Cube Plus at £4,030.
  • Declared idle draw is 25 W for the Franke Mythos Water Hub 6-in-1 against 35 W for the Zip HydroTap G5 Cube Plus, which compounds into the standby cost difference below.
  • Tank capacity: 4 L on the Franke Mythos Water Hub 6-in-1 versus 3 L on the Zip HydroTap G5 Cube Plus. Bigger tanks serve more cups back to back; smaller tanks take less cupboard space.

Full specification, side by side

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

Franke Mythos Water Hub 6-in-1 vs Zip HydroTap G5 Cube Plus specifications from manufacturer datasheets
SpecFranke Mythos Water Hub 6-in-1Zip HydroTap G5 Cube Plus
UK RRP£2,925£4,030
Boiling temperature98°C98°C
Tank capacity4 L3 L
Idle power25 W35 W
Peak power2200 W2400 W
Flow rate2 L/min4 L/min
Filtered waterYesYes
Sparkling waterYesYes
Chilled waterYesYes
Filter typePro M Connect: active carbon + ion-exchange resinZip MicroPurity 0.2 micron filter
Finishes48
Warranty2 years2 years
Released20222023

Standby energy

What the idle draw adds up to over a year.

Franke Mythos Water Hub 6-in-1

Idle draw
25 W
Standby energy / year
219 kWh
Standby cost / year
£59

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

Franke Mythos Water Hub 6-in-1

What we like

  • Six functions from one tap: boiling, chilled, ambient and sparkling plus hot and cold mains
  • All-in-one under-sink unit houses boiler, chiller, CO2 bottle and filter
  • 12-month filter interval with built-in RFID replacement reminder
  • Pro M Connect filter adds ion-exchange limescale protection

Watch out for

  • Sparkling capacity is 0.6 litres per fill, with a CO2 cylinder to replace
  • Spout swivel is limited to 180 degrees
  • Personalised settings need the Franke Home App
  • Two-year warranty

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