Izzo Alex Duetto IV Plus vs La Marzocco GS3 AV
Technical comparison · Dual boiler
GS3 AV is ahead on water tank capacity; beyond that the two differ in group head type, which is a design choice rather than a ranking. On the category's technical index, GS3 AV ranks #10 of 33, Alex Duetto IV Plus #20.
| Parameter |
Alex Duetto IV Plus
Izzo
F4 · Semi-professional
|
GS3 AV
La Marzocco
F5 · Professional
|
|---|---|---|
| Identity | ||
| Use tier | F4 — Semi-professional | F5 — Professional |
| Price | ||
| Price (€) | ~2200–5000 € | ~5000–11000 € |
| Price updated on | 09/2026 | 09/2026 |
| Universal specs | ||
| Dimensions (W×D×H) (cm) | 36.4 × 45 × 41.6 cm | 41 × 53 × 35.5 cm |
| Weight (kg) | 33 kg | 33 kg |
| Power (W) | 2450 W | — |
| Voltage (V) | 220 V | — |
| Category specs | ||
| Boiler architecture | Dual boiler | Dual boiler |
| PID control | Yes | Yes |
| Max pump pressure (bar) | — | 9 bar |
| Pump type | Rotary | — |
| Pre-infusion | — | Programmable |
| Group head type | E61 | Saturated group |
| Water tank capacity (l) | 2.3 l | 3.5 l |
| Plumbable | Yes | Yes |
| Pressure gauge | Yes | Yes |
The differences that matter
- Water tank capacity: Alex Duetto IV Plus 2.3 l vs GS3 AV 3.5 l — GS3 AV wins (+52%)
- Group head type: Alex Duetto IV Plus E61 · GS3 AV Saturated group
Which one to choose
Questo confronto rimanda alle due schede, dove trovi i dati completi e i link ufficiali.