Operating weight: varies depending on the specific model, ranging from 28,520 kg (62,857 lb) for the R290-7 to 31,600 kg (69,656 lb) for the R305
Engine power: varies depending on the specific model, ranging from 145 kW (194 hp) for the R290-7 to 168 kW (225 hp) for the R305
Bucket capacity: varies depending on the specific model, ranging from 0.85 m3 (1.1 yd3) for the R290-7 to 1.45 m3 (1.9 yd3) for the R305
Maximum digging depth: varies depending on the specific model, ranging from 7,680 mm (25 ft 2 in) for the R290-7 to 8,400 mm (27 ft 7 in) for the R305
Maximum reach at ground level: varies depending on the specific model, ranging from 10,980 mm (36 ft 0 in) for the R290-7 to 11,150 mm (36 ft 7 in) for the R305
Maximum travel speed: varies depending on the specific model, ranging from 4.8 km/h (3.0 mph) for the R290-7 to 5.5 km/h (3.4 mph) for the R305