Melies
Video Model Comparison

LTX 2.3 vs Seedance v1 Pro

Up to 4K with audio at 50 credits vs 1080p flexibility at 80 credits. Budget vs mid-range.

LTX 2.3 from Lightricks and Seedance v1 Pro from ByteDance represent two different approaches to AI video generation. Lightricks' latest model with 4K output, native audio, and a sharper VAE. On the other side, byteDance's video model with up to 1080p resolution and 12s duration.

At 50 credits, LTX 2.3 costs 30 credits less than Seedance v1 Pro (80 credits). The question is whether the extra cost of Seedance v1 Pro translates into meaningfully better results for your use case. For high-resolution video, fast generation, 4k output, open-source workflows, LTX 2.3 is hard to beat at its price point. But if you need high-resolution video, flexible aspect ratios, precise duration control, Seedance v1 Pro may justify the premium.

Updated April 2026

The Bottom Line

LTX 2.3 (50 credits) offers better value for everyday use, especially for high-resolution video. Seedance v1 Pro (80 credits) is worth the premium when you need high-resolution video. Both are available on Melies — try each with a test prompt to see which fits your style.

LTX 2.3 vs Seedance v1 Pro: How They Compare

LightricksLTX 2.3
ByteDanceSeedance v1 Pro
ProviderLightricksByteDance
ReleasedMar 2026Jun 2025
Cost
50
80
SpeedFastMedium
Max duration10 seconds12 seconds
Image input
Audio
Resolutions1080p, 1440p, 2160p480p, 720p, 1080p

LTX 2.3 vs Seedance v1 Pro: Cost Comparison

LTX 2.3 is 38% cheaper than Seedance v1 Pro. Here's how credits add up at scale.

VolumeLTX 2.3Seedance v1 Pro
5 videos 250 400
10 videos 500 800
25 videos 1,250 2,000

Strengths & Weaknesses

Lightricks

LTX 2.3

Strengths
  • + More affordable (50 vs 80 credits)
  • + Faster generation speed
  • + High-resolution video
  • + Native audio generation
  • + Animate from an image
Weaknesses
  • - Shorter max duration (10s vs 12s)
ByteDance

Seedance v1 Pro

Strengths
  • + High-resolution video
  • + Longer videos (up to 12s)
  • + Up to 1080p resolution
  • + 6 aspect ratio options
  • + 2–12 second duration range
Weaknesses
  • - More expensive (80 vs 50 credits)
  • - No native audio
  • - Text-to-video only (no image input)

LTX 2.3 vs Seedance v1 Pro: Which to Pick?

Video with sound effects or dialogue

LTX 2.3 generates native audio alongside the video — no need to add sound in post-production.

LTX 2.3

Animating a still image

Upload a photo or AI-generated image and LTX 2.3 brings it to life with motion. The image sets the visual style.

LTX 2.3

Longer clips for storytelling

Seedance v1 Pro supports up to 12 second clips, giving you more room for complete scenes.

Seedance v1 Pro

Producing multiple clips on a budget

At 50 credits per video, LTX 2.3 lets you generate more clips and pick the best ones.

LTX 2.3

Cinematic quality for a hero clip

Seedance v1 Pro is the premium option when every frame counts — final cuts, presentations, or social media covers.

Seedance v1 Pro

LTX 2.3 vs Seedance v1 Pro: FAQ

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