Model vs model
Arno Square 4-in-1
vs Fohen Modena Digital 100
The Arno Square 4-in-1 lists at £499, £30 less than the Fohen Modena Digital 100 at £529.
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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The differences at a glance
- The Arno Square 4-in-1 lists at £499, £30 less than the Fohen Modena Digital 100 at £529.
- The Fohen Modena Digital 100 dispenses at 100°C; the Arno Square 4-in-1 tops out at 98°C.
- Tank capacity: 2.5 L on the Fohen Modena Digital 100 versus 2.4 L on the Arno Square 4-in-1. Bigger tanks serve more cups back to back; smaller tanks take less cupboard space.
- The Arno Square 4-in-1 ships with a 3-year warranty; the Fohen Modena Digital 100 with a 1-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 | Arno Square 4-in-1 | Fohen Modena Digital 100 |
|---|---|---|
| Typical price | £499✓ | £529 |
| Boiling temperature | 98°C | 100°C✓ |
| Tank capacity | 2.4 L | 2.5 L |
| Idle power | 11 W | - |
| Peak power | 1500 W | 2000 W |
| Flow rate | - | - |
| Filtered water | Yes | Yes |
| Sparkling water | No | No |
| Chilled water | No | No |
| Filter type | 2-stage filter: PP cotton + activated carbon block | carbon and phosphate |
| Finishes | 4 | 4 |
| Warranty | 3 years✓ | 1 years |
| Released | 2023 | - |
Strengths and trade-offs
Arno Square 4-in-1
What we like
- £499 RRP delivers 4-in-1 cheaper than most rivals
- 2-stage filtration removes chlorine and heavy metals
- 360° swivel spout handles pot-filling and rinsing
- Child-safe spring-loaded boiling dispense as standard
Watch out for
- 98°C ceiling not true 100°C boiling
- 2.4L tank yields only 7-8 cups before recovery
- Limited independent reviews outside Arno marketing
- Newer brand lacks long-term UK reliability track record
Fohen Modena Digital 100
What we like
- Genuine 100°C dispense, rare in the Fohen range
- 2 kW digital boiler with an eco mode to 60°C
- Larger 2.5L tank than the Pro range
- Published power and flow-rate figures
Watch out for
- Only a 1-year standard warranty
- A 3-in-1, fewer functions than the 4-in-1 Pro taps
- Fohen notes the digital display is not very bright
- Dispensed temperature can dip below 100°C