boilingwatertap.

Model vs model

Franke Omni
vs Hanstrom 4-in-1 Square

The Hanstrom 4-in-1 Square lists at £499, £700 less than the Franke Omni at £1,199.

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.

FO

Franke

Franke Omni

4-in-1: boiling, filtered, hot, cold

UK RRP: £1,199

Full review →
H4

Hanstrom

Hanstrom 4-in-1 Square

Square touch-screen tap with filtered cold and boiling water

UK RRP: £499

Full review →

The differences at a glance

  • The Hanstrom 4-in-1 Square lists at £499, £700 less than the Franke Omni at £1,199.
  • The Franke Omni dispenses at 100°C; the Hanstrom 4-in-1 Square tops out at 98°C.
  • Tank capacity: 4.2 L on the Franke Omni versus 2.4 L on the Hanstrom 4-in-1 Square. Bigger tanks serve more cups back to back; smaller tanks take less cupboard space.
  • The Franke Omni ships with a 3-year warranty; the Hanstrom 4-in-1 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.

Franke Omni vs Hanstrom 4-in-1 Square specifications from manufacturer datasheets
SpecFranke OmniHanstrom 4-in-1 Square
UK RRP£1,199£499
Boiling temperature100°C98°C
Tank capacity4.2 L2.4 L
Idle power12 W12 W
Peak power1500 W1500 W
Flow rate--
Filtered waterYesYes
Sparkling waterNoNo
Chilled waterNoNo
Filter typeFranke 08 filter cartridge-
Finishes45
Warranty3 years2 years
Released20232022

Standby energy

What the idle draw adds up to over a year.

Franke Omni

Idle draw
12 W
Standby energy / year
105 kWh
Standby cost / year
£28

Hanstrom 4-in-1 Square

Idle draw
12 W
Standby energy / year
105 kWh
Standby cost / year
£28

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 Omni

What we like

  • True 100°C confirmed in Trusted Reviews testing
  • Built-in filter delivers chilled filtered water without add-on
  • Spout body stays cool even during prolonged dispensing
  • 4.2L tank larger than most rivals under £1,200

Watch out for

  • Filter cartridges cost roughly £80 every 6-9 months
  • Owners report flow slowdown after 2 years in hard-water areas
  • Heating tank replacement reported at around £400 out of warranty
  • Low mains pressure (under 1.5 bar) causes noticeable dribble

Hanstrom 4-in-1 Square