Advantages: Benchmark domestic mini model, equipped with Isuzu 4JG1 engine with reliability close to imported brands; body height 2.5m, passable through low rural lanes; low investment threshold, suitable for individual construction households.

Advantages: Classic mini Komatsu model, equipped with Komatsu SAA4D95LE-6 engine with high reliability; 360° rotation capability, suitable for narrow space operations; in short supply in used market, retention rate up to 88%, convenient later transfer, suitable for small construction teams.

Advantages: Equipped with CAT C2.4 electronic injection engine, power response speed increased by 15%; cab with suspended seat for excellent operational comfort; average operating hours are about 800h, core component wear rate less than 12%, no major repair records.

Advantages: Equipped with CAT C1.7 turbo engine, fuel consumption as low as 2.8L/h; body width only 1.8m, suitable for interior decoration and narrow municipal operations; used price is only 60% of new machines, and after hydraulic system pressure testing, performance degradation rate is less than 8%.