Vidu Q3 vs Grok Imagine Video
Vidu adds reference-to-video at 100 credits while Grok offers faster audio generation at 80 credits.
Vidu Q3 from Shengshu and Grok Imagine Video from xAI represent two different approaches to AI video generation. Shengshu's latest video model with native audio, reference-to-video for character consistency, and up to 1080p resolution. On the other side, xAI's #1 ranked video model with native audio, fast generation, and cinematic quality.
At 80 credits, Grok Imagine Video costs 20 credits less than Vidu Q3 (100 credits). The question is whether the extra cost of Vidu Q3 translates into meaningfully better results for your use case. For fast cinematic video with sound, image animation, video editing, Grok Imagine Video is hard to beat at its price point. But if you need character-consistent video, reference-based generation, video with audio, Vidu Q3 may justify the premium.
Updated August 2026
Grok Imagine Video (80 credits) offers better value for everyday use, especially for fast cinematic video with sound. Vidu Q3 (100 credits) is worth the premium when you need character-consistent video. Both are available on Melies — try each with a test prompt to see which fits your style.
Vidu Q3 vs Grok Imagine Video: How They Compare
 Vidu Q3 |  Grok Imagine Video | |
|---|---|---|
| Provider | Shengshu | xAI |
| Released | May 2026 | Mar 2026 |
| Cost | 100 | 80 |
| Speed | Medium | Fast |
| Max duration | 10 seconds | 10 seconds |
| Image input | ||
| Audio | ||
| Resolutions | 540p, 720p, 1080p | 480p, 720p |
Vidu Q3 vs Grok Imagine Video: Cost Comparison
Grok Imagine Video is 20% cheaper than Vidu Q3. Here's how credits add up at scale.
| Volume | Vidu Q3 | Grok Imagine Video |
|---|---|---|
| 5 videos | 500 | 400 |
| 10 videos | 1,000 | 800 |
| 25 videos | 2,500 | 2,000 |
Strengths & Weaknesses
Vidu Q3
- + Character-consistent video
- + Native audio with background music
- + Reference-to-video for character consistency
- + Motion amplitude control
- + Up to 1080p at competitive pricing
- - More expensive (100 vs 80 credits)
Grok Imagine Video
- + More affordable (80 vs 100 credits)
- + Faster generation speed
- + Fast cinematic video with sound
- + #1 on multiple video leaderboards
- + Native audio-video generation
- - Higher price point relative to speed tier
Vidu Q3 vs Grok Imagine Video: Which to Pick?
Producing multiple clips on a budget
At 80 credits per video, Grok Imagine Video lets you generate more clips and pick the best ones.
Cinematic quality for a hero clip
Vidu Q3 is the premium option when every frame counts — final cuts, presentations, or social media covers.
Vidu Q3 vs Grok Imagine Video: FAQ
Practical answers before you start creating.
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