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Comparison · Mini excavator

Hitachi ZX55U-6 vs SANY SY50U

The SANY SY50U has about 17% more engine power (34 kW (46 hp) vs 29 kW (39 hp)).

Beyond the numbers, compare local dealer support, parts availability and resale value for Hitachi and SANY in your region: over the life of a machine they often matter more than small specification differences.

Hitachi ZX55U-6
Hitachi Hitachi ZX55U-6
SANY SY50U mini excavator
SANY SANY SY50U
Operating weight 5,310 kg (11,700 lb)5,310 kg (11,700 lb)
Engine power 29 kW (39 hp)34 kW (46 hp)
Engine power ≈28.2–29.1 kW (38–39 hp)33.7 kW (45.2 hp) net / 35.5 kW (47.6 hp) gross at 2,400 rpm
Max. dig depth 3.83 m (12 ft 7 in)3.45 m (11 ft 4 in)
Max. reach 6.26 m (20 ft 6 in)—
Tear-out force 36.9 kN (8,295 lbf)—
Tail swing Short (U = ultra-short)—
Engine Yanmar, Stage V—
Transport dimensions (L × W × H) ≈5.52 × 2.0 × 2.53 m—
Track width 400 mm—
Max. reach at ground level —5.74 m (18 ft 10 in)
Bucket breakout force (ISO) —36.8 kN (8,273 lbf)
Stick digging force (ISO) —25.0 kN (5,620 lbf)
Engine model —Yanmar 4TNV86CT, four cylinders, turbo
System —Load sensing
Max. flow —144 L/min (38 US gal/min) at 27.5 MPa (3,989 psi)
Auxiliary flow —80 L/min (21.1 US gal/min)
Vertical wall dig depth —2.59 m (8 ft 6 in)
Strengths
  • + Short tail swing on a 5-tonne machine
  • + Smooth Hitachi hydraulics
  • + Popular plant-hire machine in the UK and Europe
  • + Good reach (6.26 m) for its size
  • + Four-cylinder turbo Yanmar engine
  • + High hydraulic and auxiliary flow
  • + Good breakout force
  • + Competitive price
Watch-outs
  • − Lower power than 45–50 hp conventional rivals
  • − Hitachi mini support varies by region
  • − Resale lower than established brands
  • − Dealer support varies
Full ZX55U-6 reviewFull SY50U review

Specifications are typical figures for standard configurations and may be measured differently by each manufacturer (for example net vs gross power). Always confirm with the manufacturer or dealer. Build another comparison.