AI Avatars 2026: Synthesia, HeyGen, D-ID, Hour One and Tavus Compared for Swiss Corporate Communications
Synthesia, HeyGen, D-ID, Hour One and Tavus in a deep comparison for Swiss corporate communications, training, marketing and sales. Photoreal quality, multilingual output (DE/FR/IT/EN), revDSG / EU AI Act compliance and ROI calculation — based on 16 production mazdek avatar mandates and over 8400 Swiss corporate videos produced 2024-2026.