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CAT 345 GC VS Tata Hitachi ZAXIS 670H Comparison
CAT 345 GC
₹ 50 L - 55.01 L
VS
Tata Hitachi ZAXIS 670H
₹ 60 L - 74.99 L
CAT 345 GC
₹50L
Tata Hitachi ZAXIS 670H
₹60L
Compare excavators helps you make an informed purchase decision.
CAT 345 GC
From ₹ 50 Lakh
Tata Hitachi ZAXIS 670H
From ₹ 60 Lakh
Engine
Model
Cat® C9.3B
Isuzu BB‑6WG1X (Turbocharged 4‑cycle, direct injection, water cooled)
Model
Cat® C9.3B
Isuzu BB‑6WG1X (Turbocharged 4‑cycle, direct injection, water cooled)
Gross Power
259 kw
295 kw
Gross Power
259 kw
295 kw
Net Power
258 kw
295 kw
Net Power
258 kw
295 kw
Engine Power
346 HP
395 HP
Engine Power
346 HP
395 HP
Engine Displacement
9300 cc
15681 cc
Engine Displacement
9300 cc
15681 cc
Number Of Cylinders
6 Nos
6 Nos
Number Of Cylinders
6 Nos
6 Nos
Rated RPM
1900 rpm
1800 rpm
Rated RPM
1900 rpm
1800 rpm
Emission Standard
BS III
BS II
Emission Standard
BS III
BS II
Max Torque
1550 Nm
1540 Nm
Max Torque
1550 Nm
1540 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
43200 kg
63500 kg
Operating Weight
43200 kg
63500 kg
Machine Weight
43200 kg
63500 kg
Machine Weight
43200 kg
63500 kg
Counter Weight
9000 kg
12002 kg
Counter Weight
9000 kg
12002 kg
Ground Pressure
68 kg
107 kg
Ground Pressure
68 kg
107 kg
Hydraulic System
Main Pump Type
Hydraulic piston pumps (dual)
Variable displacement axial piston pumps
Main Pump Type
Hydraulic piston pumps (dual)
Variable displacement axial piston pumps
Maximum Hydraulic Flow
630 L/min
950 L/min
Maximum Hydraulic Flow
630 L/min
950 L/min
Maximum System Pressure
350 bar
309 bar
Maximum System Pressure
350 bar
309 bar
Hydraulic Oil Capacity
423 litres
618 litres
Hydraulic Oil Capacity
423 litres
618 litres
Auxiliary Hydraulic Flow
220 L/min
30 L/min
Auxiliary Hydraulic Flow
220 L/min
30 L/min
Working Range
Max Digging Depth
7200 mm
7046 mm
Max Digging Depth
7200 mm
7046 mm
Max Vertical Wall Digging Depth
5390 mm
6886 mm
Max Vertical Wall Digging Depth
5390 mm
6886 mm
Max Reach at Ground Level
11290 mm
11370 mm
Max Reach at Ground Level
11290 mm
11370 mm
Max Dumping Height
7210 mm
6886 mm
Max Dumping Height
7210 mm
6886 mm
Max Cutting Height
10540 mm
10867 mm
Max Cutting Height
10540 mm
10867 mm
Boom Length
6.900 m
6.600 m
Boom Length
6.900 m
6.600 m
Arm Length
2900 mm
2900 mm
Arm Length
2900 mm
2900 mm
Bucket Breakout Force
235 kN
308 kN
Bucket Breakout Force
235 kN
308 kN
Arm Tear-out Force
180 kN
258 kN
Arm Tear-out Force
180 kN
258 kN
Capacities
Fuel Tank Capacity
600 litres
740 litres
Fuel Tank Capacity
600 litres
740 litres
Hydraulic Tank Capacity
186 litres
310 litres
Hydraulic Tank Capacity
186 litres
310 litres
Cooling System Capacity
40 litres
98 litres
Cooling System Capacity
40 litres
98 litres
Engine Oil Capacity
32 litres
55 litres
Engine Oil Capacity
32 litres
55 litres
Swing Drive Oil Capacity
13.5 litres
12 litres
Swing Drive Oil Capacity
13.5 litres
12 litres
Final Drive Gear Oil Capacity
8 litres
10 litres
Final Drive Gear Oil Capacity
8 litres
10 litres
Under Carriage
Track Shoe Width
600 mm
600 mm
Track Shoe Width
600 mm
600 mm
Track Gauge
2 740 mm
3200 mm
Track Gauge
2 740 mm
3200 mm
Track Length on Ground
5 030 mm
4250 mm
Track Length on Ground
5 030 mm
4250 mm
Ground Clearance
520 mm
800 mm
Ground Clearance
520 mm
800 mm
Tail Swing Radius
3530 mm
3800 mm
Tail Swing Radius
3530 mm
3800 mm
Undercarriage Type
Crawler – Steel Tracks (standard heavy‑duty excavator undercarriage) CAT design
Tracked undercarriage with steel grouser shoes and grease tensioning (heavy crawler configuration for excavators)
Undercarriage Type
Crawler – Steel Tracks (standard heavy‑duty excavator undercarriage) CAT design
Tracked undercarriage with steel grouser shoes and grease tensioning (heavy crawler configuration for excavators)
Steering & Brakes
Overall Length
11600 mm
11650 mm
Overall Length
11600 mm
11650 mm
Overall Width
3340 mm
3200 mm
Overall Width
3340 mm
3200 mm
Overall Height
3230 mm
3500 mm
Overall Height
3230 mm
3500 mm
Cab Height
3230 mm
3500 mm
Cab Height
3230 mm
3500 mm
Boom Height
3.121 m
3.700 m
Boom Height
3.121 m
3.700 m
Track Width
2740 mm
600 mm
Track Width
2740 mm
600 mm
Performances
Travel Speed
5.2 km/h
5 km/h
Travel Speed
5.2 km/h
5 km/h
Swing Speed
8.27 rpm
10.2 rpm
Swing Speed
8.27 rpm
10.2 rpm
Gradeability
35 %
70 %
Gradeability
35 %
70 %
Drawbar Pull
292 kN
415 kN
Drawbar Pull
292 kN
415 kN
Bucket And Attachments
Bucket Capacity
2.41 Cu.m
3.3 Cu.m
Bucket Capacity
2.41 Cu.m
3.3 Cu.m
Bucket Options
2.1/2.2/2.3
3.3 - 4.1
Bucket Options
2.1/2.2/2.3
3.3 - 4.1
Attachment Compatibility
Pin-on and quick coupler options supported
Breaker, ripper, grapples
Attachment Compatibility
Pin-on and quick coupler options supported
Breaker, ripper, grapples
Cabin And Controls
Cabin AC
Yes
Yes
Cabin AC
Yes
Yes
Display Type
LCD monitor (regional fitted)
Digital + analog monitor
Display Type
LCD monitor (regional fitted)
Digital + analog monitor
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Adjustable operator seat
Adjustable suspension
Seat Type
Adjustable operator seat
Adjustable suspension
Noise Level
106 dB(A)
78 dB(A)
Noise Level
106 dB(A)
78 dB(A)
Safety Features
-
-
Safety Features
-
-
Electrical System
Battery
2X12 V
2x12 V
Battery
2X12 V
2x12 V
Alternator Output
80 A
50 A
Alternator Output
80 A
50 A
Lighting Type
LED
LED
Lighting Type
LED
LED
Additional Features
Auto Idle
Yes
Yes
Auto Idle
Yes
Yes
Eco Mode
Yes
Yes
Eco Mode
Yes
Yes
Telematics
Yes
Yes
Telematics
Yes
Yes
Diagnostic System
Yes
Yes
Diagnostic System
Yes
Yes
CAT 345 GC
Pros
- Designed as the GC (“General Construction”) variant with efficiency focus vs heavier models like 345C or 349.
- Good reach and depth for large trenching, earthmoving and general excavation work.
- 630 L/min flow supports heavy implement movement and attachments smoothly.
Tata Hitachi ZAXIS 670H
Pros
- High Hydraulic Flow: ~950 L/min total — supports powerful digging and attachments.
- Large Engine Output: 395 HP in a heavy crawler class supports effective performance.
- High Boom/Cut Height: ~10.9 m — effective for loading trucks and high dumps.
