Used Hitachi 70 Excavator

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The Hitachi ZX70 (also called ZX70US / ZX70UR) is one of the most popular 7-ton class mini excavators in the world, widely used for compact construction, landscaping, and utility work.

📋 Overview

Specification	Details
Model Series	ZX70US-5G / ZX70UR-5G (latest Gen 5)
Class	7-ton (Mini Excavator)
Manufacturer	Hitachi Construction Machinery (Japan)
Production	Ongoing (since ~2000s, updated through generations)
Primary Markets	North America, Europe, Asia, Middle East, Africa

🔧 Engine

Spec	Details
Engine Model	Isuzu AA-4HK1XQP
Type	4-cylinder, turbocharged, intercooled diesel
Displacement	2,999 cc (3.0L)
Rated Power	45.5 HP (33.9 kW) @ 2,000 rpm
Max Torque	134 lb-ft (182 N·m) @ 1,400 rpm
Emission Standard	EPA Tier 4 Final / EU Stage V
Fuel Tank Capacity	~120 L (31.7 gal)

✅ The Isuzu engine is known for reliability, fuel efficiency, and low maintenance cost.

⚖️ Dimensions & Weight

Spec	ZX70US (Ultra Short Tail)	ZX70UR (Ultra Short Radius)
Operating Weight	~7,000 kg (15,432 lbs)	~7,100 kg (15,653 lbs)
Transport Length	6,060 mm (238.6 in)	5,740 mm (226 in)
Transport Width	1,980 mm (78 in)	1,980 mm (78 in)
Transport Height	2,540 mm (100 in)	2,560 mm (100.8 in)
Ground Clearance	370 mm (14.6 in)	370 mm (14.6 in)
Track Width	Adjustable: 1,200–1,600 mm	Adjustable: 1,200–1,600 mm

🏗️ Digging Performance

Spec	Details
Max Digging Depth	4,000 mm (13.1 ft)
Max Digging Reach	6,100 mm (20 ft)
Max Dumping Height	4,450 mm (14.6 ft)
Max Digging Force (Boom)	36.8 kN (8,273 lbf)
Max Digging Force (Arm)	28.2 kN (6,340 lbf)
Bucket Capacity	0.16 – 0.28 m³ (0.21 – 0.37 cu yd)
Swing Speed	~10.5 rpm
Travel Speed	~4.8 km/h (3.0 mph)

🛢️ Hydraulic System

Spec	Details
System Type	Open Center Load-Sensing
Pump Flow	2 × Variable Displacement Pumps
Total Flow	~90 L/min (23.8 GPM)
Working Pressure	35 MPa (5,076 psi)
Auxiliary Flow	~48 L/min (12.7 GPM) — for attachments

⭐ Key Features

Feature	Description
🔹 Zero Tail Swing (ZTS)	Works right up against walls, fences & buildings
🔹 Ultra-Short Tail / Radius	Excellent for tight urban job sites
🔹 Spacious Cab	ROPS/FOPS certified, climate-controlled AC, heated seat
🔹 Adjustable Track Width	1,200–1,600 mm — fits through narrow gates
🔹 Dozer Blade	Standard — grading & leveling capability
🔹 Hydraulic Thumb Ready	Quick coupler or piped for thumb attachment
🔹 Auto Idle System	Saves fuel when not working
🔹 Large Fuel Tank	Longer working hours between refueling
🔹 LED Work Lights	Excellent visibility for night work
🔹 Maintenance-Friendly	Ground-level service points, easy filter access

🔄 Variants

Model	Description
ZX70US-5G	⭐ Most popular — Ultra Short Tail, Rubber Tracks
ZX70UR-5G	Ultra Short Radius — Best for very tight spaces
ZX70W-5G	🛞 Wheeled version — Rubber tires, road-legal, faster travel
ZX70LC-5G	Longer arm version — Deeper digging (~4.5m)
ZX70USB-5G	Rubber track + Dozer blade + Boom arm

🎯 Typical Applications

Application	Details
🏡 Residential Construction	Foundations, trenches, pools
🌳 Landscaping & Gardening	Tree planting, grading, irrigation
🔌 Utility Work	Pipe laying, cable trenches
🏗️ Small Commercial Jobs	Site prep, demolition, concrete breaking
🛤️ Road & Infrastructure	Narrow road work, curb installation
🏭 Industrial	Equipment placement in tight spaces

📊 Competitors Comparison

Model	Weight	Power	Max Depth
Hitachi ZX70US	7,000 kg	45.5 HP	4.0 m
Cat 307 E2	7,470 kg	54 HP	4.18 m
Komatsu PC78US-11	7,700 kg	53 HP	4.11 m
Kobelco SK75SR-3	7,500 kg	50 HP	4.2 m
Volvo ECR75	7,300 kg	52 HP	4.1 m
Doosan DX75R-5	7,580 kg	54 HP	4.25 m

🏆 Hitachi ZX70 stands out for its fuel efficiency, compact size, and low operating cost.

💰 Approximate Pricing (2024)

Region	New Price (USD)	Used Price (USD)
🇺🇸 North America	$65,000 – $80,000	$35,000 – $55,000
🇪🇺 Europe	€60,000 – €75,000	€30,000 – €50,000
🇦🇺 Australia	AUD $95,000 – $115,000	AUD $55,000 – $80,000
🌏 Southeast Asia	$55,000 – $70,000	$25,000 – $45,000

✅ Summary — Why Choose Hitachi ZX70?

👍 Pros	👎 Cons
Extremely compact — best-in-class for tight spaces	Smaller bucket than some competitors
Fuel-efficient Isuzu engine	Limited lifting capacity at max reach
Low maintenance & operating cost	Not ideal for heavy-duty work
Excellent resale value	Rubber tracks wear faster on abrasive terrain
Comfortable, modern cab	Higher initial cost than some Chinese brands

🔑 The Hitachi ZX70 is arguably the BEST 7-ton mini excavator for urban, residential, and landscaping work where space is limited and efficiency matters most.

Would you like more details on any specific aspect — like attachments, maintenance schedule, or comparison with a specific competitor? 🚧