The Road Graders for Construction segmentation by type distinguishes three principal power‑train configurations: hydraulic, mechanical and electric. Hydraulic graders, driven by diesel engines coupled to hydraulic pumps, dominate the market because of their superior blade control, rapid response to load variations, and established service networks; they account for roughly 55 % of global shipments. Mechanical graders, which employ a direct‑drive gearbox to move the blade, are valued for lower fuel consumption and simpler maintenance, contributing about 30 % of unit sales, especially in regions with stringent emissions standards. Electric graders, powered by battery packs or hybrid systems, are an emerging niche, representing close to 10 % of the market but projected to accelerate as battery density improves and regulatory pressure intensifies. The remaining 5 % comprises specialty variants such as hybrid‑diesel‑electric and autonomous prototypes, which currently serve pilot projects and high‑value contracts. Collectively, these type categories shape the overall market size by aligning equipment capabilities with operator preferences, regulatory environments, and cost‑optimization strategies.