Bezzera Sole vs ECM Mechanika Slim PID

Technical comparison · Heat exchanger

In brief

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
Bezzera Sole Sole Bezzera F4 · Semi-professional
ECM Mechanika Slim PID 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.

See the Sole sheet →

Questo confronto rimanda alle due schede, dove trovi i dati completi e i link ufficiali.