boilingwatertap.

Model vs model

Hanstrom 4-in-1 Square
vs Hanstrom Ume 3-in-1

The Hanstrom Ume 3-in-1 lists at £299, £200 less than the Hanstrom 4-in-1 Square at £499.

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.

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H4

Hanstrom

Hanstrom 4-in-1 Square

Square touch-screen tap with filtered cold and boiling water

Typical price: £499

Full review →
Hanstrom Ume 3-in-1 boiling water tap

Hanstrom

Hanstrom Ume 3-in-1

Compact 2.4L tank for small kitchens

Typical price: £299

Full review →

The differences at a glance

  • The Hanstrom Ume 3-in-1 lists at £299, £200 less than the Hanstrom 4-in-1 Square at £499.
  • Declared idle draw is 9 W for the Hanstrom Ume 3-in-1 against 12 W for the Hanstrom 4-in-1 Square, which compounds into the standby cost difference below.
  • The Hanstrom 4-in-1 Square dispenses filtered drinking water; the Hanstrom Ume 3-in-1 does not.

Full specification, side by side

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

Hanstrom 4-in-1 Square vs Hanstrom Ume 3-in-1 specifications from manufacturer datasheets
SpecHanstrom 4-in-1 SquareHanstrom Ume 3-in-1
Typical price£499£299
Boiling temperature98°C98°C
Tank capacity2.4 L2.4 L
Idle power12 W9 W
Peak power1500 W1200 W
Flow rate--
Filtered waterYesNo
Sparkling waterNoNo
Chilled waterNoNo
Filter type-Hanstrom Carbon Pure water filter
Finishes57
Warranty1 years1 years
Released20222022

Where to buy

Checked manually and dated; the retailer's page is always the live source. Affiliate links, disclosed as such. Commission never changes our comparisons. How affiliate links work here

Hanstrom 4-in-1 Square

No price-checked retailer offers for this model yet. Get a supply + installation quote instead →

Hanstrom Ume 3-in-1

  • Amazon UKCheck price at retailerView ↗

Standby energy

What the idle draw adds up to over a year.

Hanstrom 4-in-1 Square

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

Hanstrom Ume 3-in-1

Idle draw
9 W
Standby energy / year
79 kWh
Standby cost / year
£21

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

Hanstrom 4-in-1 Square

Hanstrom Ume 3-in-1

What we like

  • WRAS Approved confirms UK water-regulation compliance
  • Touchscreen sets temperature from 75°C to 98°C
  • 7 finishes including matt black and brushed gold
  • Trustpilot praises responsive UK customer service team

Watch out for

  • 98°C max never delivers genuine 100°C boiling
  • Boiler warranty is only 1 year (tap is 2 years)
  • Trustpilot reports boiler failures shortly after warranty
  • 2.4L tank limits back-to-back dispensing to 7 cups

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