Which should you pick?
Grok Imagine Image 2.0 is the cheaper job: 2-3 credits against 9 credits for Luma UNI 1 Max. Those are the credits one complete generation costs, not a headline rate, so they are directly comparable even though the two models bill differently.
At their most expensive settings the gap widens: Luma UNI 1 Max tops out at 9 credits a job versus 3.
Grok Imagine Image 2.0 holds the stronger leaderboard position (#5 in text to image against #33 in text to image). Those are two different leaderboards unless the category matches — Versely ranks each capability separately.
Grok Imagine Image 2.0 supports more aspect ratios (13: 2:1, 20:9, 19.5:9, 16:9, 4:3, 3:2, 1:1, 2:3, 3:4, 9:16, 9:19.5, 9:20, 1:2), giving it more format flexibility.
What a job costs
Grok Imagine Image 2.0
2-3 credits
It bills a flat rate that changes with output resolution, and the price moves with output resolution.
- SD/HD2 credits
- 4K3 credits
Luma UNI 1 Max
9 credits
It bills a flat rate per generation.
- Price9 credits
All figures are Versely credits. Your plan's credit allowance is on the pricing page.
Spec comparison
| Spec | Grok Imagine Image 2.0 | Luma UNI 1 Max |
|---|---|---|
| Provider | Grok | Luma |
| Cost per job | 2-3 credits | 9 credits |
| Billing | a flat rate that changes with output resolution | a flat rate per generation |
| Max resolution | 2K | — |
| Aspect ratios | 2:1, 20:9, 19.5:9, 16:9, 4:3, 3:2, 1:1, 2:3, 3:4, 9:16, 9:19.5, 9:20, 1:2 | 1:1, 16:9, 9:16, 4:3, 3:4 |
| Durations | — | — |
| Frame rates | — | — |
| Qualities | 1K, 2K | — |
| Requires starting image | No | No |
| Accepts video input | No | No |
| Reference images | — | — |
| Leaderboard | #5 in text to image | #33 in text to image |
| Released | Aug 24, 2026 | Mar 5, 2026 |
What each one does that the other doesn't
Only Grok Imagine Image 2.0
wide aspect range, 2k, batch
Only Luma UNI 1 Max
reasoning, cinematic, luma
Both list: text to image, text to image.
Leaderboard positions
Versely ranks each capability on its own leaderboard, so a position is only comparable between two models within the same row.
Grok Imagine Image 2.0
- Text to image#5
Luma UNI 1 Max
- Text to image#33
Full Grok Imagine Image 2.0 spec sheet →
xAI Grok Imagine 2.0 text-to-image. Thirteen aspect ratios from 2:1 through 1:2, 1K or 2K output, and up to four images per request.
Full Luma UNI 1 Max spec sheet →
Luma Uni-1 (Max) — a reasoning-first image model that plans intent before generating, tuned for art-directed, cinematic results with optional reference images.
More comparisons
Frequently asked questions
Which is cheaper, Grok Imagine Image 2.0 or Luma UNI 1 Max?+
Grok Imagine Image 2.0 is cheaper per job: 2-3 credits against 9 credits for Luma UNI 1 Max.
What can Grok Imagine Image 2.0 do that Luma UNI 1 Max can't, or vice versa?+
Only Grok Imagine Image 2.0 lists wide aspect range, 2k, batch. Only Luma UNI 1 Max lists reasoning, cinematic, luma. Both list text to image, text to image.
How do Grok Imagine Image 2.0 and Luma UNI 1 Max bill?+
Grok Imagine Image 2.0 bills a flat rate that changes with output resolution, and its price moves with output resolution. Luma UNI 1 Max bills a flat rate per generation. Both are charged in Versely credits.
Which ranks higher, Grok Imagine Image 2.0 or Luma UNI 1 Max?+
Grok Imagine Image 2.0 sits at #5 in text to image and Luma UNI 1 Max at #33 in text to image on Versely's live model rankings. Versely ranks each capability on its own leaderboard, so those positions are only a direct comparison when the category is the same.
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