| Model | UN101DD-7-P | UN101DD | UN813DD-7-P | UN813DD | UN101DD-7-P-H | UN101DD-H |
| Max.speed | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 |
| Lubrication | Automatic | Automatic | Automatic | Automatic | Automatic | Automatic |
| Needle | LWX6T 9#11#14# | LWX6T 9#11#14# | LWX6T 9#11#14# | LWX6T 9#11#14# | LWX6T 9#11#14# | LWX6T 9#11#14# |
| Thread cutting method | ★ | ★ | ★ | ★ | ★ | ★ |
| Presser foot lifting method | ★ | ★ | ★ | ★ | ★ | ★ |
| Middle | ★ | ★ | ★ | ★ | ★ | ★ |
| Heavy | ★ | ★ | ★ | ★ | ★ | ★ |
| Stitch length | 3.2-8.5mm | 3.2-8.5mm | 3.2-8.5mm | 3.2-8.5mm | 3.2-8.5mm | 3.2-8.5mm |
| Skip device | Skip 1 needle device(1:1,2:1) | Skip 1 needle device(1:1,2:1) | Skip 1 needle device(1:1,2:1) | Skip 1 needle device(1:1,2:1) | Skip 1 needle device(1:1,2:1) | Skip 1 needle device(1:1,2:1) |
| Power | 550 | 550 | 550 | 550 | 550 | 550 |
| GW/NW | 28/25 | 28/25 | 28/25 | 28/25 | 28/25 | 28/25 |
| Complete set | With stand & table 56kgs,0.16cbm | With stand & table 56kgs,0.16cbm | With stand & table 56kgs,0.16cbm | With stand & table 56kgs,0.16cbm | With stand & table 56kgs,0.16cbm | With stand & table 56kgs,0.16cbm |