| Model | QY25K-II | QY25K5-I | 
| Overall length(mm) | 12650 | 12300 | 
| Overall width(mm) | 2500 | 2500 | 
| Overall height(mm) | 3380 | 3335 | 
| Total weight in travel (kg) | 29400 | 31750 | 
| Front axle load(kg) | 6200 | 6550 | 
| Rear axle load(kg) | 23200 | 25200 | 
| Engine model | SC8DK280Q3   / WD615.329 | SC8DK280Q3   /WD615.329 | 
| Engine rated power kW/(r/min) | 206/2200     213/2200 | 206/2200  213/11400 | 
| Engine rated torque N.m/(r/min) | 1112/1400    1160/1400 | 1112/1400    1160/1400 | 
| Max. travel speed (km/h) | 75 | 80 | 
| Min. turning diameter(m) | 21.5 | 22 | 
| Min. ground clearance(mm) | 275 | 260 | 
| Approach angle(°) | 16 | 16 | 
| Departure angle(°) | 13 | 13 | 
| Max. grade ability(%) | 30 | 40 | 
| Fuel consumption for 100km    (L) | ≈37 | ≈37 | 
| Max. rated total lifting capacity(t) | 25 | 25 | 
| Min. rated working radius(mm) | 3000 | 3000 | 
| Turning radius at turntable tail(m) | 3.065 | 3.065 | 
| Max. lifting torque(kN.m) | 1010 | 961 | 
| Base boom(m) | 10.7 | 10.4 | 
| Fully extended boom(m) | 34.19 | 39.5 | 
| Fully extended boom+jib(m) | 42.15 | 47.8 | 
| Longitudinal outrigger span(m) | 5.14 | 5.14 | 
| Lateral outrigger span(m) | 6 | 6 | 
| Boom luffing time(s) | 75 | 68 | 
| Boom full extension time(s) | 100 | 150 | 
| Max. swing speed(r/min) | ≥2.5 | 2.5 | 
| Max. speed of main winch (single rope)(m/min) | ≥120 | 125 | 
| Max. speed of aux. winch (single rope)(m/min) | ≥120 | 125 |