Big EOFY Savings on Cat Compact machines until 30 June 2026. T&Cs apply. View Promotion

Big EOFY Savings on Cat Compact machines until 30 June 2026. T&Cs apply. View Promotion

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Metric | Imperial
309 CR Mini Excavator
Mini Excavators
309 CR
Change product
301.5 Mini Excavator
Mini Excavators
301.5
Change product
301.7 CR Mini Excavator
Mini Excavators
301.7 CR
Change product
Engine Expand Collapse
Net Power
69 hp 51.2 kW
21 hp 15.7 kW
21 hp 15.7 kW
Engine Model
Cat® C2.8 Turbo
C1.1
C1.1
Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC
69 hp 51.2 kW
21 hp 15.7 kW
Gross Power - ISO 14396
55.4 kW 74.3 hp
21.6 hp 16.1 kW
Bore
3.5 in 90 mm
3 in 77 mm
3 in 77 mm
Stroke
4.3 in 110 mm
3.2 in 81 mm
3.2 in 81 mm
Displacement
171 in³ 2.8 l
69 in³ 1.1 l
69 in³ 1.1 l
Note
Meets U.S. EPA Tier 4 Final and EU Stage V emissions standards.
*Expanded – 1300 mm (51 in)
Net power advertised is the power available at the flywheel when the engine is at rated speed and rated power when the engine is installed with the factory configured fan, air intake system, exhaust system, and alternator with a minimum alternator load.
Note (1)
Advertised power is tested per the specified standard in effect at the time of manufacture.
Engine power is tested per ISO 14396:2002.
Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)
Net power advertised is the power available at the flywheel when the engine is at the rated speed of 2,400 rpm and the engine is installed with the factory configured fan, air intake system, exhaust system and alternator with a minimum alternator load.
Net power advertised is the power available at the flywheel when the engine is at rated speed and rated power when the engine is installed with the factory configured fan, air intake system, exhaust system, and alternator with a minimum alternator load.
**Maximum Weight is based on steel tracks, operator, expandable undercarriage and full fuel tank.
Operating Weight
20870 lb 9465 kg
3913 lb 1775 kg
4222 lb 1915 kg
Minimum Operating Weight with Cab*
18886 lb 8565 kg
Maximum Operating Weight with Cab**
20870 lb 9465 kg
Note (1)
Advertised power is tested per the specified standard in effect at the time of manufacture.
Engine power is tested per ISO 14396:2002.
Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)
Net power advertised is the power available at the flywheel when the engine is at the rated speed of 2,400 rpm and the engine is installed with the factory configured fan, air intake system, exhaust system and alternator with a minimum alternator load.
Net power advertised is the power available at the flywheel when the engine is at rated speed and rated power when the engine is installed with the factory configured fan, air intake system, exhaust system, and alternator with a minimum alternator load.
**Maximum Weight is based on steel tracks, operator, expandable undercarriage and full fuel tank.
Counterweight
552 lb 250 kg
Long Stick
146 lb 66 kg
18 lb 8 kg
22 lb 10 kg
Steel Tracks with Pads
728 lb 330 kg
Travel Speed - High
3.1 mile/h 4.9 km/h
2.7 mile/h 4.4 km/h
2.7 mile/h 4.4 km/h
Travel Speed - Low
1.6 mile/h 2.6 km/h
1.8 mile/h 2.9 km/h
1.8 mile/h 2.9 km/h
Maximum Traction Force - High Speed
6497 lb 28.9 kN
2315.5 lbf 10.3 kN
2675.2 lbf 11.9 kN
Maximum Traction Force - Low Speed
19064 lb 84.8 kN
3597 lbf 16 kN
4136.5 lbf 18.4 kN
Ground Pressure - Minimum Weight
5.4 psi 37.5 kPa
4 psi 27.3 kPa
4 psi 27.9 kPa
Ground Pressure - Maximum Weight
6 psi 41.4 kPa
4.4 psi 30.6 kPa
4.4 psi 30 kPa
Gradeability - Maximum
30 degrees
30 degrees
30 degrees
Cooling System
2.6 gal (US) 10 l
1 gal (US) 3.9 l
1 gal (US) 3.9 l
Engine Oil
2.3 gal (US) 8.8 l
1.2 gal (US) 4.4 l
1.2 gal (US) 4.4 l
Fuel Tank
39 gal (US) 147 l
5.8 gal (US) 22 l
5.8 gal (US) 22 l
Hydraulic Tank
14 gal (US) 53 l
4.8 gal (US) 18 l
4.8 gal (US) 18 l
Hydraulic System
29 gal (US) 110 l
6.9 gal (US) 26 l
6.9 gal (US) 26 l
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Load Sensing Hydraulics with Variable Displacement Piston Pump
Load Sensing Hydraulics with Variable Displacement Piston Pump
Pump Flow at 2,400 rpm
62 gpm 233 L/min
17.4 gpm 66 L/min
17.4 gpm 66 L/min
Operating Pressure - Equipment
4134 psi 285 bar
3089.3 psi 213 bar
3553.4 psi 245 bar
Operating Pressure - Travel
4134 psi 285 bar
3089.3 psi 213 bar
3553.4 psi 245 bar
Operating Pressure - Swing
3626 psi 250 bar
1493.9 psi 103 bar
2132.1 psi 147 bar
Maximum Auxiliary Circuit - Primary - Flow at Pump
35 gpm 131 L/min
Maximum Auxiliary Circuit - Primary - Pressure at Pump
4134 psi 285 bar
Maximum Auxiliary Circuit - High Flow - Flow at Pump
37 gpm 140 L/min
Maximum Auxiliary Circuit - High Flow - Pressure at Pump
4134 lbf/in 285 bar
Digging Force - Stick - Standard
9500 lb 42.3 kN
1843.4 lbf 8.2 kN
2135.7 lbf 9.5 kN
Digging Force - Stick - Long
8023 lb 35.7 kN
1616.4 lbf 7.2 kN
1865.9 lbf 8.3 kN
Digging Force - Bucket
13943 lb 62 kN
3169.8 lbf 14.1 kN
3641.9 lbf 16.2 kN
Note
Meets U.S. EPA Tier 4 Final and EU Stage V emissions standards.
*Expanded – 1300 mm (51 in)
Net power advertised is the power available at the flywheel when the engine is at rated speed and rated power when the engine is installed with the factory configured fan, air intake system, exhaust system, and alternator with a minimum alternator load.
Machine Swing Speed
10 r/min 10 r/min
9.8 r/min 9.8 r/min
9.8 r/min 9.8 r/min
Boom Swing - Left
60 degrees
65 ° 65 °
65 ° 65 °
Boom Swing - Right
50 degrees
50 ° 50 °
50 ° 50 °
Width - Standard
97 in 2470 mm
Width - Wide
104 in 2640 mm
Height
17 in 431 mm
8.9 in 225 mm
8.9 in 225 mm
Roll Over Protective Structure (ROPS)
ISO 12117-2:2008
ISO 12117-2:2008
ISO 12117-2:2008
Top Guard
ISO 10262:1998 (Level I)
ISO 10262:1998 (Level I)
ISO 10262:1998 (Level I)
Dig Depth
161.7 in 4108 mm
92.1 in 2340 mm
92.5 in 2350 mm
Vertical Wall
117.8 in 2991 mm
70.9 in 1800 mm
70.9 in 1800 mm
Maximum Reach - Ground Level
273.6 in 6949 mm
146.9 in 3730 mm
153.5 in 3900 mm
Maximum Reach
281.1 in 7141 mm
149.6 in 3800 mm
156.3 in 3970 mm
Maximum Dig Height
265.2 in 6736 mm
135 in 3430 mm
135 in 3430 mm
Maximum Dump Clearance
187.4 in 4760 mm
96.5 in 2450 mm
96.5 in 2450 mm
Boom In Reach
120.4 in 3059 mm
57.5 in 1460 mm
64.2 in 1630 mm
Tail Swing with Counterweight
62.4 in 1585 mm
Tail Swing without Counterweight
57.1 in 1450 mm
Maximum Blade Height
16.1 in 408 mm
10.8 in 275 mm
10.6 in 270 mm
Maximum Blade Depth
26 in 671 mm
10.2 in 260 mm
10.4 in 265 mm
Height - Boom Transport - No Tools*
95.7 in 2430 mm
Height - Boom Working - With Tools**
104.7 in 2660 mm
Cab Height
100 in 2541 mm
Swing Bearing - Height
29.7 in 756 mm
17.5 in 445 mm
17.4 in 442 mm
O/A Undercarriage Length
126 in 3200 mm
57.5 in 1460 mm
62.6 in 1590 mm
Overall Shipping Length - with Counterweight
266.7 in 6774 mm
Overall Shipping Length - without Counterweight
266.7 in 6774 mm
Track Belt/Shoe Width
17.7 in 450 mm
9.1 in 230 mm
9.1 in 230 mm
O/A Track Width
97.2 in 2470 mm
Ground Clearance
14 in 356 mm
Stick Length
71.8 in 1820 mm
37.8 in 960 mm
37.8 in 960 mm
Note
Meets U.S. EPA Tier 4 Final and EU Stage V emissions standards.
*Expanded – 1300 mm (51 in)
Net power advertised is the power available at the flywheel when the engine is at rated speed and rated power when the engine is installed with the factory configured fan, air intake system, exhaust system, and alternator with a minimum alternator load.
Note (1)
Advertised power is tested per the specified standard in effect at the time of manufacture.
Engine power is tested per ISO 14396:2002.
Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)
Net power advertised is the power available at the flywheel when the engine is at the rated speed of 2,400 rpm and the engine is installed with the factory configured fan, air intake system, exhaust system and alternator with a minimum alternator load.
Net power advertised is the power available at the flywheel when the engine is at rated speed and rated power when the engine is installed with the factory configured fan, air intake system, exhaust system, and alternator with a minimum alternator load.
**Maximum Weight is based on steel tracks, operator, expandable undercarriage and full fuel tank.
Dig Depth
161.7 in 4108 mm
92.1 in 2340 mm
92.5 in 2350 mm
Vertical Wall
117.8 in 2991 mm
70.9 in 1800 mm
70.9 in 1800 mm
Maximum Reach - Ground Level
273.6 in 6949 mm
146.9 in 3730 mm
153.5 in 3900 mm
Maximum Reach
281.1 in 7141 mm
149.6 in 3800 mm
156.3 in 3970 mm
Maximum Dig Height
265.2 in 6736 mm
135 in 3430 mm
135 in 3430 mm
Maximum Dump Clearance
187.4 in 4760 mm
96.5 in 2450 mm
96.5 in 2450 mm
Boom In Reach
120.4 in 3059 mm
57.5 in 1460 mm
64.2 in 1630 mm
Tail Swing with Counterweight
62.4 in 1585 mm
Tail Swing without Counterweight
57.1 in 1450 mm
Maximum Blade Height
16.1 in 408 mm
10.8 in 275 mm
10.6 in 270 mm
Maximum Blade Depth
26 in 671 mm
10.2 in 260 mm
10.4 in 265 mm
Height - Boom Transport - No Tools*
95.7 in 2430 mm
Height - Boom Working - With Tools**
104.7 in 2660 mm
Cab Height
100 in 2541 mm
Swing Bearing - Height
29.7 in 756 mm
17.5 in 445 mm
17.4 in 442 mm
O/A Undercarriage Length
126 in 3200 mm
57.5 in 1460 mm
62.6 in 1590 mm
Overall Shipping Length - with Counterweight
266.7 in 6774 mm
Overall Shipping Length - without Counterweight
266.7 in 6774 mm
Track Belt/Shoe Width
17.7 in 450 mm
9.1 in 230 mm
9.1 in 230 mm
O/A Track Width
97.2 in 2470 mm
Ground Clearance
14 in 356 mm
Stick Length
71.8 in 1820 mm
37.8 in 960 mm
37.8 in 960 mm
Note
Meets U.S. EPA Tier 4 Final and EU Stage V emissions standards.
*Expanded – 1300 mm (51 in)
Net power advertised is the power available at the flywheel when the engine is at rated speed and rated power when the engine is installed with the factory configured fan, air intake system, exhaust system, and alternator with a minimum alternator load.
Note (1)
Advertised power is tested per the specified standard in effect at the time of manufacture.
Engine power is tested per ISO 14396:2002.
Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)
Net power advertised is the power available at the flywheel when the engine is at the rated speed of 2,400 rpm and the engine is installed with the factory configured fan, air intake system, exhaust system and alternator with a minimum alternator load.
Net power advertised is the power available at the flywheel when the engine is at rated speed and rated power when the engine is installed with the factory configured fan, air intake system, exhaust system, and alternator with a minimum alternator load.
**Maximum Weight is based on steel tracks, operator, expandable undercarriage and full fuel tank.
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf (Europe) (Global Warming Potential = 1430). See label or instruction manual for gas refrigerant identification. The system contains 0.75 kg (1.65 lb), 0.90 kg (1.98 lb) or 1.0 kg (2.20 lb) of refrigerant which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons) for R134a and 0.001 tonnes (0.001 tons) for R1234yf (Europe).
Operator Sound Pressure (ISO 6396:2008)
72 dB(A) 72 dB(A)
72 dB(A) 72 dB(A)
Average Exterior Sound Pressure (ISO 6395:2008)
99 dB(A) 99 dB(A)
93 dB(A) 93 dB(A)
93 dB(A) 93 dB(A)
Note
Meets U.S. EPA Tier 4 Final and EU Stage V emissions standards.
*Expanded – 1300 mm (51 in)
Net power advertised is the power available at the flywheel when the engine is at rated speed and rated power when the engine is installed with the factory configured fan, air intake system, exhaust system, and alternator with a minimum alternator load.
Recyclability
96%
95%
95%
Note
Meets U.S. EPA Tier 4 Final and EU Stage V emissions standards.
*Expanded – 1300 mm (51 in)
Net power advertised is the power available at the flywheel when the engine is at rated speed and rated power when the engine is installed with the factory configured fan, air intake system, exhaust system, and alternator with a minimum alternator load.
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