| Clinical feature | Syncope | Swoon PNES |
| Frequency | Infrequent | Frequent |
| Duration | Short, wakes rapidly after fall | Often prolonged (many minutes) |
| Trigger | Usual | Not usual |
| Aura | Dizziness, elemental bilateral visual, elemental auditory | Usually none |
| Motor activity | None, sparse jerks, brief tonus | None |
| Postictal phase | Rapid recovery | Rapid recovery |
| Incontinence of urine | Occasional | Often reported |
| Sleep events | No | No |
| Injury | Occasional | May be reported |
| Burns | Unusual | No |
| Tongue/mouth injury | Bite to tip of tongue reported | Bite to tip of tongue reported |
| Stereotypy | Yes | Yes |
