Runway Gen-4 Turbo
Runway Gen-4 Turbo — Text & Image to Video
Generate 5–10 second clips from a prompt or animate a still image — optimized for speed and single-image character consistency.
Describe your scene in words. No uploads required.
Model
Sound-OnRunway Gen-4 Turbo — cinematic T2V & I2V at 720p or 1080p (5–10s)
Output Settings
Resolution
Duration
Aspect Ratio
Native audio is included with Veo 3.1 outputs.
Multimodal references, cinematic motion, and built-in audio in one generation.
What Gen-4 Turbo is best for
Fast cinematic drafts
Iterate prompts quickly for social hooks, ads, and story beats without a full production stack.
Product & poster I2V
Upload one still — aspect ratio follows the image. Great for ecommerce motion and key art animation.
9:16 & multi-ratio social
Native 16:9, 9:16, 1:1, 4:3, and 3:4 for text-to-video — flexible short-form output.
Character from one image
Strong single-reference I2V for consistent subject motion — pair with Aleph for look refinements.
Quality × duration (Turbo)
| Setting | 720p · 5s | 720p · 10s | 1080p · 5s |
|---|---|---|---|
| Resolution | 720p | 720p | 1080p |
| Credits / sec | 7 | 7 | 12 |
| Example total | 35 credits | 70 credits | 60 credits |
| 10s @1080p | Not available | Not available | Not available |
| Best for | Fast tests | Social hooks | Hero 5s shots |
Capabilities
| Capability | Support | Details |
|---|---|---|
| Text to video | Yes | Aspect ratio required for text-only generation |
| Image to video | Yes | One start image — aspect follows the upload |
| Video to video | No | Use Runway Aleph on Reeldo for V2V edits |
| Clip length | 5s or 10s | 10s clips are limited to 720p on Kie Runway API |
| Quality | 720p or 1080p | 1080p only with 5s duration |
| Aspect ratio | 16:9, 9:16, 1:1, 4:3, 3:4 | Text-to-video only — I2V follows image |
| Native audio | No | For sound-on clips use Veo 3.1 or Kling 3.0 on Reeldo |
When to use another model
Need native audio or 4K? Try Veo Quality or Kling 4K. Need to edit existing footage? Switch to Runway Aleph.
How to generate with Gen-4 Turbo
Step 1
Text or image mode
Describe the scene, or upload a start image for I2V.
Step 2
Set 5s/10s and 720p/1080p
Remember: 10s and 1080p cannot be combined.
Step 3
Generate and refine
Optional: open the result in Aleph for style passes.
Gen-4 Turbo FAQ
- What is Runway Gen-4 Turbo on Reeldo?
- Runway's fast text/image-to-video model on Reeldo — 5–10 second clips at 720p or 1080p, billed with Reeldo credits.
- Can I use 1080p for 10-second clips?
- No — Kie Runway API allows 1080p only for 5s clips, or 720p for 10s. The generator enforces this automatically.
- Does Turbo support image to video?
- Yes — upload one image and describe motion. End-frame interpolation is not supported on Turbo.
- Does Turbo include audio?
- Runway Turbo on Kie is visual-first. Use Veo or Kling on Reeldo for native sound-on output.
- Turbo vs Kling on Reeldo?
- Turbo: fastest Runway I2V drafts. Kling: multi-shot, end frames, flexible 4–15s, optional sound-on.
- Is this the official Runway app?
- No — Reeldo integrates Runway via third-party API. Not affiliated with Runway AI, Inc.