Model vs model
Qettle Signature Modern 4-in-1 (4L)
vs Zip HydroTap Classic
The Qettle Signature Modern 4-in-1 (4L) lists at £1,110, £3,255 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.

Qettle
Qettle Signature Modern 4-in-1 (4L)
Square-spout 100°C boiling tap in marine-grade stainless steel
UK RRP: £1,110
Full review →The differences at a glance
- The Qettle Signature Modern 4-in-1 (4L) lists at £1,110, £3,255 less than the Zip HydroTap Classic at £4,365.
- The Qettle Signature Modern 4-in-1 (4L) dispenses at 100°C; the Zip HydroTap Classic tops out at 99°C.
- Declared idle draw is 14 W for the Qettle Signature Modern 4-in-1 (4L) against 35 W for the Zip HydroTap Classic, which compounds into the standby cost difference below.
- The Zip HydroTap Classic dispenses sparkling water; the Qettle Signature Modern 4-in-1 (4L) does not.
- The Zip HydroTap Classic dispenses chilled water; the Qettle Signature Modern 4-in-1 (4L) does not.
- The Zip HydroTap Classic ships with a 3-year warranty; the Qettle Signature Modern 4-in-1 (4L) 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.
| Spec | Qettle Signature Modern 4-in-1 (4L) | Zip HydroTap Classic |
|---|---|---|
| UK RRP | £1,110✓ | £4,365 |
| Boiling temperature | 100°C✓ | 99°C |
| Tank capacity | 4 L | 4 L |
| Idle power | 14 W✓ | 35 W |
| Peak power | 1500 W | 2000 W |
| Flow rate | - | - |
| Filtered water | Yes | Yes |
| Sparkling water | No | Yes✓ |
| Chilled water | No | Yes✓ |
| Filter type | Q08 extruded carbon block cartridge | Zip GlobalPlus 0.2 micron filter |
| Finishes | 5 | 5 |
| Warranty | 2 years | 3 years✓ |
| Released | 2021 | 2021 |
Standby energy
What the idle draw adds up to over a year.
Qettle Signature Modern 4-in-1 (4L)
- Idle draw
- 14 W
- Standby energy / year
- 123 kWh
- Standby cost / year
- £33
Zip HydroTap Classic
- 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
Qettle Signature Modern 4-in-1 (4L)
What we like
- 4-litre tank serves up to 8 cups in one go
- Marine-grade stainless steel tap, engineered in the UK
- Two-stage child safety: button and turn before boiling water flows
- Choice of round or square spout in stainless, PVD colour or etched finishes
Watch out for
- 17.5-minute initial heat-up and 10-minute recovery after a full tank
- Standard kit does not include a pressure reducing valve
- Two-year warranty
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
