| Aspects | English | Korean |
|---|---|---|
| VOT shift | Yes | Yes |
| VOT dimension | Short-long | Short-long |
| Individual variation | Small | Big |
| Gender variation | Small | Big |
| Voiceless aspirated | Longer lag | Longer lag |
| VOT Merger | Devoiced-unasp. | Lax-aspirated |
| Devoiced/unasp. | Tense | |
| Phonemic contrast | Easy | Difficult |
| VOT boundary | Clear | Not clear |