Model vs model
Franke Omni
vs Qettle Signature Modern 4-in-1 (Round Spout, 7L)
The Qettle Signature Modern 4-in-1 (Round Spout, 7L) lists at £1,185, £14 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.

Qettle
Qettle Signature Modern 4-in-1 (Round Spout, 7L)
Higher-capacity 7L boiler for larger households
UK RRP: £1,185
Full review →The differences at a glance
- The Qettle Signature Modern 4-in-1 (Round Spout, 7L) lists at £1,185, £14 less than the Franke Omni at £1,199.
- Declared idle draw is 12 W for the Franke Omni against 18 W for the Qettle Signature Modern 4-in-1 (Round Spout, 7L), which compounds into the standby cost difference below.
- Tank capacity: 7 L on the Qettle Signature Modern 4-in-1 (Round Spout, 7L) versus 4.2 L on the Franke Omni. Bigger tanks serve more cups back to back; smaller tanks take less cupboard space.
- The Franke Omni ships with a 3-year warranty; the Qettle Signature Modern 4-in-1 (Round Spout, 7L) 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 | Franke Omni | Qettle Signature Modern 4-in-1 (Round Spout, 7L) |
|---|---|---|
| UK RRP | £1,199 | £1,185✓ |
| Boiling temperature | 100°C | 100°C |
| Tank capacity | 4.2 L | 7 L |
| Idle power | 12 W✓ | 18 W |
| Peak power | 1500 W | 1700 W |
| Flow rate | - | - |
| Filtered water | Yes | Yes |
| Sparkling water | No | No |
| Chilled water | No | No |
| Filter type | Franke 08 filter cartridge | Q08 extruded carbon block cartridge |
| Finishes | 4 | 5✓ |
| Warranty | 3 years✓ | 2 years |
| Released | 2023 | 2022 |
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
Qettle Signature Modern 4-in-1 (Round Spout, 7L)
- Idle draw
- 18 W
- Standby energy / year
- 158 kWh
- Standby cost / year
- £43
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
Qettle Signature Modern 4-in-1 (Round Spout, 7L)
What we like
- 7-litre tank serves up to 14 cups in one go, sized for larger households
- Four separate waterways and no electronic components in the tap
- Two-stage child safety: button and turn before boiling water flows
- Marine-grade stainless steel tap, engineered in the UK
Watch out for
- 20-minute initial heat-up and 15-minute recovery after a full tank
- Two-year warranty
More comparisons with these taps
Franke Omni vs...
Qettle Signature Modern 4-in-1 (Round Spout, 7L) vs...
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