Compare AI models
Cost and benchmarks side by side
Synthesia vs HeyGen Interactive Avatar
| Cost of talking | ||
| Per minute | Not conversational | $0.500Estimate |
| Per hour | n/a | $30.00 |
| 30 min interview | n/a | $15.00 |
| List price | Plan-basedEstimate | $0.5/minEstimate |
| Recruitment fit | ||
| Overall | 55/100 | 72/100 |
| Verdict | Excellent for onboarding and policy video; structurally unable to do live screening. | Good for employer-brand content, weaker as a live interviewer than Tavus. |
| Best for | Onboarding modulesCompliance trainingCareers-page brand film | Employer-brand videoMultilingual job adsOnboarding content |
| Watch out for |
|
|
| What it animates | ||
| Coverage | ||
| Face | Full | Full |
| Lip-sync | Full | Full |
| Upper torso | Full | Full |
| Hands | Partial | Partial |
| Full body | Full | Partial |
| Prompt artifacts | None | None |
| Capabilities | ||
| Modalities | avatar, video | avatar, video |
| Context window | n/a | n/a |
| Variants | Studio | Interactive, Studio (rendered) |
| On Humanlike | Not yet | Not yet |
| Published benchmarks | ||
| Lip-sync accuracy | 94%Estimate | 92%Estimate |
| Time to output | minutesEstimate | 1200 msEstimate |
Cost per hour assumes 150 words a minute and a 40% AI speaking share. Hover a figure for how it was derived.