Runway ML vs. Synthesia

Which ai video generation tool is better? Comprehensive side-by-side analysis.

Comparison Winner
Runway ML

Runway ML

Industry-leading AI video generation with Gen-4.5 — native audio and multi-shot editing

Visual Fidelity98 %
Motion Coherence97 %
Pricing / Value98 %
API & Integration100 %
Lip Sync Quality100 %
Rendering Speed95 %
toolzoo.io
TEST RESULT
EXCELLENT (1.3)
93 of 100
Stand 03/2026
Synthesia

Synthesia

AI avatar video platform with Video Agents and Express-2 avatars — $4B valuation

Visual Fidelity90 %
Motion Coherence90 %
Pricing / Value95 %
API & Integration98 %
Lip Sync Quality97 %
Rendering Speed92 %
toolzoo.io
TEST RESULT
EXCELLENT (1.4)
90 of 100
Stand 03/2026
Feature
Runway ML
Synthesia

Overview

Overview
Score
93%
90%
Founded
2018
2017
Headquarters
New York, USA
London, UK
Free Tier
Yes
Yes
Starting Price
$12/mo
$18/mo
Pricing Model
CREDITS
SUBSCRIPTION

GDPR & Privacy

GDPR & Privacy
GDPR Compliant
No
Yes
Server Location
US
EU
EU Server Available
No
Yes

Model & Performance

Model & Performance
Latest Model
Gen-4.5 (Mar 2026, native audio)
Synthesia 3.0 + Expressive Model 4.0

💰 Pricing Plans

💰 Pricing Plans
Free Plan
Free (125 credits, one-time, 720p, watermark)
Free (3 min/month, 9 avatars, watermark)
Pro Plan
$28/mo annual ($35 monthly) — 2,250 credits, 4K, custom voice
Enterprise Plan
Custom — SSO, advanced security, priority support
Custom — Unlimited, 350+ avatars, SSO, SCORM, brand kit

📱 Platform Availability

📱 Platform Availability
Web App
Yes
Yes
Mobile App (iOS/Android)
No
No
API Available
Yes
Yes

🎨 Image Generation

🎨 Image Generation
Max Resolution
4K
1080p
AI Upscaling
Yes

🎬 Video Generation

🎬 Video Generation
Text → Video
Yes
Yes
Image → Video
Yes
No
Video → Video
Yes
No
Max Duration (seconds)
16s per clip
60 min per video
Lip Sync
Yes
Yes
Camera Motion Control
Yes
No
Motion Brush
Yes

🎙️ Voice & Speech

🎙️ Voice & Speech
Languages Supported
150+

📋 Rights & Licensing

📋 Rights & Licensing
Commercial License
Yes
Yes

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