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| Method of surgery | Root of independent artificial tooth inserted into the bone | Teeth on both sides cut; three teeth are made into one, and artificial teeth, inserted | Teeth on both sides cut; three teeth are made into one, and artificial teeth, inserted | |||
| Damage to teeth | No damage to adjacent teeth | Damage to adjacent teeth because they are ground | Periodontal mold prepared and subsequently made in the form of standard teeth and set of teeth | |||
| Strength of chewing | Jawbone kept healthy; strength of chewing similar to that of natural teeth | Absence of root of teeth causing loss of bone adjacent to teeth and chewing strength to decline in the process | Difficult to eat tough and hard foods | |||
| Treatment period | Takes about 3~6 months | Short treatment period | Short treatment period | |||
| Life span | Semi-permanent | Repaired and replaced every 3~4 years | ||||