| Model | Application | Max. sewing speed [spm] | Stitch length [mm] | Needle | Lubrication | Auto thread trimming | Motor | Lift of the presser foot [mm] | Hook | ||||
| Hand | Knee | Auto | Drive type | Position | Size | ||||||||
| KM-250A | Medium | 5,500 | 0~4 | DBx1 #9~#18 | Auto | No | Clutch motor | 5.5 | 14 | 10 | Rotary | Vertical | - |
| KM-250A-7S | Medium | 5,500 | 0~4 | DBx1 #9~#18 | Auto | Yes | Servo motor | 5.5 | 14 | 10 | Rotary | Vertical | - |
| KM-250AL | light | 5,500 | 0~4 | DBx1 #9~#18 | Auto | No | Clutch motor | 5.5 | 14 | 10 | Rotary | Vertical | - |
| KM-250AL-7S | light | 5,500 | 0~4 | DBx1 #9~#18 | Auto | Yes | Servo motor | 5.5 | 14 | 10 | Rotary | Vertical | - |
| KM-250AU | Extra light | 3,200 | 0~4 | DBx1 KN(SF)#9 | Auto | No | Clutch motor | 5.5 | 14 | 10 | Rotary | Vertical | - |
| KM-250AU-7S | Extra light | 3,200 | 0~4 | DBx1 KN(SF)#9 | Auto | Yes | Servo motor | 5.5 | 14 | 10 | Rotary | Vertical | - |
| KM-250B | Heavy | 4,500 | 0~7 | DBx1 #20~#23 | Auto | No | Clutch motor | 5.5 | 14 | 10 | Rotary | Vertical | - |
| KM-250B-7S | Heavy | 4,500 | 0~7 | DBx1 #20~#23 | Auto | Yes | Servo motor | 5.5 | 14 | 10 | Rotary | Vertical | - |
| KM-250BH | Extra heavy | 3,500 | 0~7 | DBx1 #20~#23 | Auto | No | Clutch motor | 5.5 | 14 | 10 | Rotary | Vertical | - |
| KM-250BH-7S | Extra heavy | 3,500 | 0~7 | DBx1 #20~#23 | Auto | Yes | Servo motor | 5.5 | 14 | 10 | Rotary | Vertical | - |
| KM-250BL | Heavy | 3,500 | 0~7 | DBx1 #20~#23 | Auto | No | Clutch motor | 5.5 | 14 | 10 | Rotary | Vertical | x2 |
| KM-250BL-7S | Heavy | 3,500 | 0~7 | DBx1 #20~#23 | Auto | Yes | Servo motor | 5.5 | 14 | 10 | Rotary | Vertical | x2 |
