vs.

      Caterpillar 277B vs. Caterpillar 257B

      10 reasons to buy Caterpillar 277B:

      Sizes

      Clearance 353 mm and 257 mm 27 % more or 96 mm
      Ground clearance at maximum lifting and unloading 2349 mm and 2278 mm 3 % more or 71 mm

      Operation

      Fuel Capacity 95 l. and 77 l. 19 % more or 18 l.
      Engine oil volume 10 l. and 8 l. 20 % more or 2 l.
      Generator current strength 90 amperes and 85 amperes 6 % more or 5 amperes

      Motor

      Full power 61 kW and 46 kW 25 % more or 15 kW
      Effective power 59 kW and 43 kW 27 % more or 16 kW
      Displacement 3.3 l. and 2.2 l. 33 % more or 1.1 l.

      Carrier

      Contact with ground area 1.9 m2 and 1.1 m2 42 % more or 0.8 m2
      Specific ground pressure 21.7 kPa and 30 kPa 28 % less or 8.3 kPa

      8 reasons to buy Caterpillar 257B:

      Sizes

      Radius at maximum lifting and unloading 790 mm and 676 mm 14 % more or 114 mm
      Machine rear swing radius from center 1479 mm and 1545 mm 4 % less or 66 mm
      Turning radius with bucket from center 2261 mm and 2512 mm 10 % less or 251 mm

      Operation

      Hydraulic system fluid volume 55 l. and 52 l. 5 % more or 3 l.
      Maximum speed at high range 11.4 km/h and 11.2 km/h 2 % more or 0.2 km/h

      Load-transfer device

      Breakout power 1693 kg and 2487 kg 32 % less or 794 kg
      Tipping load 2096 kg and 2676 kg 22 % less or 580 kg

      Hydraulic system

      Pump flow rate 60 l/min and 83 l/min 28 % less or 23 l/min

      Neutral reasons:

      Sizes

      Width between caterpillar tracks 1898 mm and 1676 mm
      Length with bucket 3684 mm and 3490 mm
      Length without bucket 2923 mm and 2701 mm
      Height to cab upper part 2074 mm and 2022 mm

      Operation

      Working weight 4250 kg and 3428 kg
      Cooling system fluid volume 10 l. and 10 l.
      Operating voltage 12 V and 12 V

      Motor

      Model 3044C DIT T and 3024C T
      Aspiration turbocharging and turbocharging
      Manufacturer Caterpillar and Caterpillar

      Load-transfer device

      Workload 1338 kg and 1047 kg

      Hydraulic system

      Overflow valve pressure 23000 kPa and 23000 kPa

      Carrier

      Caterpillar track length on ground level 2045 mm and 1499 mm

      Images

      Sizes

      3. Height to cab upper part 2074 mm 3. Height to cab upper part 2022 mm
      5. Clearance 353 mm 5. Clearance 257 mm
      6. Length without bucket 2923 mm 6. Length without bucket 2701 mm
      7. Ground clearance at maximum lifting and unloading 2349 mm 7. Ground clearance at maximum lifting and unloading 2278 mm
      8. Radius at maximum lifting and unloading 676 mm 8. Radius at maximum lifting and unloading 790 mm
      1. Length with bucket 3684 mm 1. Length with bucket 3490 mm
      2. Width between caterpillar tracks 1898 mm 2. Width between caterpillar tracks 1676 mm

      Carrier

      4. Caterpillar track length on ground level 2045 mm 4. Caterpillar track length on ground level 1499 mm