Bezzera Sole vs ECM Mechanika Slim PID
Technical comparison · Heat exchanger
Sole is the most capable in its class. Sole is ahead on water tank capacity; beyond that the two differ in pump type and group head type, which is a design choice rather than a ranking. On the category's technical index, Sole ranks #1 of 16, Mechanika Slim PID #3.
| Parameter |
Sole
Bezzera
F4 · Semi-professional
|
Mechanika Slim PID
ECM
F4 · Semi-professional
|
|---|---|---|
| Awards | — | |
| Identity | ||
| Use tier | F4 — Semi-professional | F4 — Semi-professional |
| Price | ||
| Price (€) | ~1000–2200 € | ~1000–2200 € |
| Price updated on | 09/2026 | 09/2026 |
| Universal specs | ||
| Dimensions (W×D×H) (cm) | 30.5 × 45.5 × 41.5 cm | 25 × 44.5 × 39.5 cm |
| Weight (kg) | 27 kg | 20.2 kg |
| Power (W) | 1500 W | 1500 W |
| Voltage (V) | 220 V | 230 V |
| Category specs | ||
| Boiler architecture | Heat exchanger (HX) | Heat exchanger (HX) |
| Portafilter diameter (mm) | — | 58 mm mm |
| PID control | Yes | Yes |
| Pump type | Rotary | Vibration |
| Group head type | E61 | Proprietary |
| Boiler material | — | Stainless steel |
| Water tank capacity (l) | 4 l | 2.8 l |
| Plumbable | Yes | — |
| Pressure gauge | — | Yes |
CoffeeSpecs Awards
Sole
Best value Semi-professional
It offers the best performance-to-price ratio among the 20 semi-professional Heat exchanger machines (between €2,000 and €5,000), with a technical score of 100/100.
How we assign awards →Mechanika Slim PID
No awards in this tier.
The differences that matter
- Water tank capacity: Sole 4 l vs Mechanika Slim PID 2.8 l — Sole wins (+43%)
- Pump type: Sole Rotary · Mechanika Slim PID Vibration
- Group head type: Sole E61 · Mechanika Slim PID Proprietary
Which one to choose
Choose Sole if…
you value water tank capacity. It is the most capable in its class.
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