Hailuo 2.3 FastvsVeo 3.1

Side-by-side comparison of specs and sample outputs — no bias, no rankings.

Video generation
Vertical video
Video Generation
Image-to-video
4K compatible
Hailuo2.3Fast
View technical specs

Technical Specifications

FeatureHailuo 2.3 FastVeo 3.1
Resolutions720p,1080p720p,1080p
Aspect Ratios1:1,4:3,3:4,9:16,16:9,21:916:9,9:16
Durations6s4,6,8s
Audio❌✅
Text to Video❌
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Image to Video
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Video to Video❌❌
Reference Images to Video❌
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Side-by-Side Examples

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