When discussing the differences between the two well-known brands in the field of construction machinery - Sany excavator and Carter excavator, we need to conduct in-depth analysis from multiple dimensions. First of all, from the perspective of brand history and technical accumulation, Caterpillar, as a world-renowned veteran manufacturer, has a deep accumulation of technology research and development and market experience, while Sany Heavy Industry is a rising star, but the development momentum in the domestic and international markets is strong, and the technological innovation ability should not be underestimated. Secondly, in terms of product performance, Carter excavator is well-known in the industry for its excellent durability and strong digging force, especially in heavy-duty mining scenarios, while Sany excavator is favored by the majority of users for its high efficiency, high cost performance and intelligent operation, especially in municipal construction, farmland transformation and other working conditions. In addition, after-sales service is also one of the important criteria to measure the gap between the two, Caterpillar has a complete service network around the world, convenient maintenance, and Sany has built a dense service network in China, and continuously improves service quality, and strives to provide users with timely and efficient after-sales support. To sum up, Sany excavator and Carter excavator have their own advantages, and which one to choose depends on the specific use environment, budget needs and different preferences for brands and services. To sum up, the answer to the question of "how much is the difference between Sany excavator and Carter excavator", is not a simple one-size-fits-all approach, but a comprehensive consideration of various factors, and users should make the best decision according to their actual needs.