Sany SY420 vs Komatsu PC400LC-6

Specification	Sany SY420Large Excavators	Komatsu PC400LC-6Large Excavators
Excavator Type	Large Excavator	Large Excavator
Weight	41600 kg (91712 lbs)	42600 kg (93917 lbs)
Horsepower	235 kW (315 HP)	228 kW (306 HP)
Digging Depth	783 cm (308 in.)	680 cm (268 in.)
Max Digging Depth	783 cm (308 in.)	680 cm (268 in.)
Max Loading Height	755.9 cm (297.6 in.)	707.1 cm (278.4 in.)
Max Reach Along Ground	1200.9 cm (472.8 in.)	1085.1 cm (427.2 in.)
Max Vertical Wall Digging Depth	691.9 cm (272.4 in.)	536.4 cm (211.2 in.)
Overall Length	1207.0 cm (475.2 in.)	1191.8 cm (469.2 in.)
Track Length	4815.8 cm (1896.0 in.)	5212.1 cm (2052.0 in.)
Length of Track on Ground	402.3 cm (158.4 in.)	435.9 cm (171.6 in.)
Reference Bucket Capacity	2.1 m2 (2.7 cu yds)	1.8 m2 (2.4 cu yds)
Ground Clearance	57.9 cm (22.8 in.)	57.9 cm (22.8 in.)
Tail Swing Radius	484.6 cm (190.8 in.)	350.5 cm (138.0 in.)
Overall Width	335.3 cm (132.0 in.)	344.4 cm (135.6 in.)
Engine Make	Mitsubishi	Komatsu
Engine Model	6 D24-TLU2G	SA6D125E
Net Power	235 kW (315 HP)	228 kW (306 HP)
Gross Power	243.3 kW (326.3 HP)	236.6 kW (317.3 HP)
Rated Power	2000 RPM	2050 RPM
Hydraulic Pump Flow Capacity	719 LPM (190.3 GPM)	651 LPM (172.3 GPM)
Operating Weight	41600 kg (91712 lbs)	42600 kg (93917 lbs)
Max Travel Speed	5.3 km (3.3 mph)	5.6 km (3.5 mph)
Displacement	11951.1 cc (729 cu. in.)	11041.6 cc (674 cu. in.)
Shoe Size	60.2 cm (23.7 in.)	70.1 cm (27.6 in.)
Max Digging Reach	—	914.4 cm (360.0 in.)
Max Bucket Capacity	—	2.2 m2 (2.9 cu yds)
Min Bucket Capacity	—	1.4 m2 (1.8 cu yds)
Hydraulic System Capacity	—	270.3 l (71.4 gal)
Relief Valve Pressure	—	348 Bar (5050 psi)
Swing Speed	—	9.3 RPM
Cab Height	—	329.2 cm (129.6 in.)
Fuel Capacity	—	605.3 l (159.9 gal)
Ground Pressure	—	63.4 kPa (9.2 psi)
Max Cutting Height	—	1030.2 cm (405.6 in.)
Track Gauge	—	274.3 cm (108.0 in.)
Removal Counterweight Clearance	—	134.1 cm (52.8 in.)

Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.