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- Caterpillar 621S vs. Caterpillar 637E
Caterpillar 621S vs. Caterpillar 637E
1 reasons to buy Caterpillar 621S:
Gear box
Forward gears number | 8 and 7 | 12 % more or 1 |
8 reasons to buy Caterpillar 637E:
Tractor engine
Full power | 335.6 kW and 208.8 kW | 38 % more or 126.8 kW |
Displacement | 18 l. and 10.5 l. | 42 % more or 7.5 l. |
Operation
Fuel Capacity | 1220 l. and 545 l. | 55 % more or 675 l. |
Gear box
Maximum forward speed | 48 km/h and 44.4 km/h | 7 % more or 3.6 km/h |
Cup
Volume with top | 23.7 m3 and 15.3 m3 | 35 % more or 8.4 m3 |
Brimmed volume | 16.1 m3 and 10.7 m3 | 34 % more or 5.4 m3 |
Maximum cutting depth | 437 mm and 361 mm | 17 % more or 76 mm |
Cut width | 3510 mm and 3020 mm | 14 % more or 490 mm |
Neutral reasons:
Weight
Loaded rear axle | 24526 kg and 43280 kg |
Total operating unloaded | 28281 kg and 50843 kg |
Front axle unloaded | 18383 kg and 29997 kg |
Rear axle unloaded | 9898 kg and 20846 kg |
Total operating loaded | 50053 kg and 84863 kg |
Loaded front axle | 25527 kg and 41583 kg |
Tractor engine
Model | 3306 and 3408 |
Manufacturer | Caterpillar and Caterpillar |
Sizes
Dimensional length | 12860 mm and 14280 mm |
Overall width | 3470 mm and 3940 mm |
Headroom | 3710 mm and 4290 mm |
Wheelbase | 7650 mm and 8770 mm |
Operation
Tyre size | 29.5-29 28PR (E-3) and 37.25-35 30 PR (E-3) |
Cup
Nominal payload | 21772 kg and 34020 kg |
Images
Sizes
1. Dimensional length | 12860 mm | 1. Dimensional length | 14280 mm |
2. Overall width | 3470 mm | 2. Overall width | 3940 mm |
3. Headroom | 3710 mm | 3. Headroom | 4290 mm |
4. Wheelbase | 7650 mm | 4. Wheelbase | 8770 mm |