The larger giants in the World are Komatsu.
The world-wide larger bulldozer is the Komatsu D575A-3, with about 152.600 Kg and 1.150 HP.
The larger hydraulic excavator is the Komatsu PC8000-1, with about 720.000 Kg and 4.020 HP.
The world-wide larger wheel loader is also Komatsu and the model is designated by WA1200-3. It is equipped with a 20 m3 bucket and has got an engine power of 1.560 HP.