厦工XG6121D压路机的优点有：1. 强劲动力：配备了高功率发动机，具有较大的动力储备，可以轻松应对各种道路面的破碎和压实工作。2. 高效工作：采用了先进的液压系统和传动系统，具有较高的工作效率和稳定性，可以快速完成道路压实任务。3. 灵活操控：采用了人机工程学设计，操控简单，操作方便，可以灵活调整行驶速度和振动频率，适应不同道路情况和施工要求。4. 质量可靠：采用了优质的材料和严格的生产工艺，具有较高的耐用性和可靠性，可以适应恶劣的工作环境和频繁的使用。5. 技术先进：引进了国际先进的压路机技术和设计理念，具有较好的工作效果和施工质量，达到了国际水平。6. 维修方便：采用了模块化设计，部件更换和维修更加方便快捷，减少了维修时间和成本。7. 经济节能：具有较低的燃油消耗和维护成本，可以节约施工成本，提高经济效益。

The advantages of XG6121D road roller include: 1. strong power: equipped with a high-power engine, it has a large power reserve, and can easily cope with the crushing and compaction of various road surfaces. 2. efficient work: adopting the advanced hydraulic system and transmission system, it has high working efficiency and stability, and can quickly complete the task of road compaction. 3. flexible control: adopting the ergonomic design, it is simple to control and easy to operate, and can flexibly adjust the driving speed and vibration frequency to adapt to different road conditions and construction requirements. 4. reliable quality: adopting high-quality materials and strict production process, it has high durability and reliability. Designed with ergonomics, it is simple to control and easy to operate, and can flexibly adjust the driving speed and vibration frequency to adapt to different road conditions and construction requirements. 4. Reliable quality: Adopting high-quality materials and strict production technology, it has high durability and reliability, and can adapt to the harsh working environment and frequent use. 5. Advanced technology: Introducing the international advanced technology and design concept of the roller, it has better working effect and construction quality, and achieves the high quality of road compactor. 6. working effect and construction quality, reaching the international level.6. Convenient maintenance: adopting modularized design, the parts replacement and maintenance are more convenient and fast, reducing the maintenance time and cost.7. Economic and energy-saving: with low fuel consumption and maintenance cost, it can save the construction cost and improve the economic efficiency.