Grok Imagine Video 1.5 vs Veo 3.1 Lite
Lowest entry price: Veo 3.1 Lite · Longest clips: Grok Imagine Video 1.5 · Newest: Grok Imagine Video 1.5. Not enough arena votes yet for a quality score, so this is a spec comparison.
xAI
Grok Imagine Video 1.5
- Arena1,456
- From$0.08/s
- Max length15 s
Google
Veo 3.1 Lite
- Arena—
- From$0.03/s
- Max length8 s
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Where they differ
Quality is the arena score from blind, side-by-side human votes. Price, length and resolution come from each lab’s own listings.
- Lowest entry priceVeo 3.1 LiteGrok Imagine Video 1.5 from $0.08/s (480p) · Veo 3.1 Lite from $0.03/s (720p)
- Longest clipsGrok Imagine Video 1.5Grok Imagine Video 1.5: 1–15 s · Veo 3.1 Lite: 4, 6 or 8 s
- Highest resolutionSame top resolutionGrok Imagine Video 1.5: 1080p · Veo 3.1 Lite: 1080p
- NewestGrok Imagine Video 1.5Grok Imagine Video 1.5 May 30, 2026 · Veo 3.1 Lite Mar 31, 2026
- Widest inputsSame inputsGrok Imagine Video 1.5: Text prompts, Reference images, Audio · Veo 3.1 Lite: Text prompts, Reference images, Video
- Native audioBoth generate soundGenerates an audio track with the video: Grok Imagine Video 1.5 yes · Veo 3.1 Lite yes
- Image to videoBoth animate imagesStarts from an uploaded image: Grok Imagine Video 1.5 yes · Veo 3.1 Lite yes
- Self-hostingNo open weightsBoth are available only through APIs and apps
- Most API hostsSame reachGrok Imagine Video 1.5: 2 · Veo 3.1 Lite: 2
Every spec in one table
Dashes mean the data is not published.
| Specification | ||
|---|---|---|
| Quality (blind human votes) | ||
| Image to video arenaElo-style score · higher is better | 1,456 ±4#8 of 48 · 137,459 votes | — |
| Price | ||
| Starting price | $0.08/s 480p | $0.03/s 720p (best) |
| Top price | $0.25/s 1080p | $0.08/s 1080p, with audio |
| 10-second clip | $0.80at the starting rate | $0.30at the starting rate (best) |
| Extra charges | $0.01 per input image | — |
| How it is billed | Per second | Per second |
| Output | ||
| Produces | Video with sound | Video with sound |
| Resolutions | 480p · 720p · 1080p | 720p · 1080p |
| Highest resolution | 1080p | 1080p |
| Clip length | 1–15 s | 4, 6 or 8 s |
| Longest clip | 15 s (best) | 8 s |
| Sound | Always generated | Optional |
| Frame control | First and last frame | First and last frame |
| Aspect ratios | — | 16:9 · 9:16 |
| Inputs | ||
| Text prompts | Yes | Yes |
| Start image (image to video) | Yes | Yes |
| Video input | No | Yes |
| Audio input | Yes | No |
| References | Up to 14 reference images and 3 voice references | — |
| Access | ||
| Weights | Proprietary | Proprietary |
| API model ID | grok-imagine-video-1.5 | — |
| API hosts | 2 | 2 |
| Released | May 30, 2026 | Mar 31, 2026 |
Which should you choose?
Which is better, Grok Imagine Video 1.5 or Veo 3.1 Lite?
Neither model has enough arena votes for a reliable quality score yet, so this page compares specs only. Run the same three or four prompts through each and judge the results.
Which is cheaper?
Grok Imagine Video 1.5 costs from $0.08/s (480p), up to $0.25/s (1080p); Veo 3.1 Lite costs from $0.03/s (720p), up to $0.08/s (1080p, with audio). A 10-second clip at the lowest rate: Grok Imagine Video 1.5 $0.80, Veo 3.1 Lite $0.30. Prices are list rates and change often; check the lab before budgeting.
How long can the videos be, and at what resolution?
Grok Imagine Video 1.5: 1–15 s, 480p / 720p / 1080p; Veo 3.1 Lite: 4, 6 or 8 s, 720p / 1080p.
What is the difference between Grok Imagine Video 1.5 and Veo 3.1 Lite?
Grok Imagine Video 1.5 is a video model from xAI (May 30, 2026), taking text prompts, reference images and audio and producing video with sound. Veo 3.1 Lite is a video model from Google (Mar 31, 2026), taking text prompts, reference images and video and producing video with sound.
Which is newer?
Grok Imagine Video 1.5 May 30, 2026; Veo 3.1 Lite Mar 31, 2026.
Which generates video with sound?
Generates an audio track with the video: Grok Imagine Video 1.5 yes; Veo 3.1 Lite yes.
Can I run any of these on my own hardware?
No open weights. Both are available only through APIs and apps.