Which should you pick?
Luma UNI 1 Max is the cheaper job: 1 credit against 4 credits for Grok Imagine Image Quality. 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: Grok Imagine Image Quality tops out at 4 credits a job versus 1.
Grok Imagine Image Quality holds the stronger leaderboard position (#16 in edit image against #17 in edit image). Those are two different leaderboards unless the category matches — Versely ranks each capability separately.
Grok Imagine Image Quality supports more aspect ratios (13: 20:9, 19.5:9, 2:1, 16:9, 3:2, 4:3, 1:1, 3:4, 2:3, 9:16, 1:2, 9:19.5, 9:20), giving it more format flexibility.
What a job costs
Grok Imagine Image Quality
4 credits
It bills a flat rate per generation.
- Price4 credits
Luma UNI 1 Max
1 credit
It bills a flat rate per generation.
- Price1 credit
All figures are Versely credits. Your plan's credit allowance is on the pricing page.
Spec comparison
| Spec | Grok Imagine Image Quality | Luma UNI 1 Max |
|---|---|---|
| Provider | Grok | Luma |
| Cost per job | 4 credits | 1 credit |
| Billing | a flat rate per generation | a flat rate per generation |
| Max resolution | 2K | — |
| Aspect ratios | 20:9, 19.5:9, 2:1, 16:9, 3:2, 4:3, 1:1, 3:4, 2:3, 9:16, 1:2, 9:19.5, 9:20 | 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 | #16 in edit image | #17 in edit image |
| Released | Jul 27, 2025 | Mar 4, 2026 |
What each one does that the other doesn't
Only Grok Imagine Image Quality
quality, 2k, xai
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 Quality
- Edit image#16
- Text to image#17
Luma UNI 1 Max
- Edit image#17
- Text to image#27
Full Grok Imagine Image Quality spec sheet →
xAI Grok Imagine Image (Quality tier) text-to-image. Quality-optimized generation up to 2K resolution with a wide range of aspect ratios.
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 Quality or Luma UNI 1 Max?+
Luma UNI 1 Max is cheaper per job: 1 credit against 4 credits for Grok Imagine Image Quality.
What can Grok Imagine Image Quality do that Luma UNI 1 Max can't, or vice versa?+
Only Grok Imagine Image Quality lists quality, 2k, xai. Only Luma UNI 1 Max lists reasoning, cinematic, luma. Both list text to image, text to image.
How do Grok Imagine Image Quality and Luma UNI 1 Max bill?+
Grok Imagine Image Quality bills a flat rate per generation. Luma UNI 1 Max bills a flat rate per generation. Both are charged in Versely credits.
Which ranks higher, Grok Imagine Image Quality or Luma UNI 1 Max?+
Grok Imagine Image Quality sits at #16 in edit image and Luma UNI 1 Max at #17 in edit 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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