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Grok Imagine Image Qualityvs.PixArt-Sigma-XL-2-1024-MS

Which one is better?

We have not tested PixArt-Sigma-XL-2-1024-MS ourselves yet. Neither is in the arena. PixArt-Sigma-XL-2-1024-MS has no API price.

Same prompt, two images

Same task, the first image of each.

Grok Imagine Image Quality: Typography and layout, first image from the fixed test run
Grok Imagine Image Quality76 out of 100

No image from the four fixed tasks for PixArt-Sigma-XL-2-1024-MS yet.This model does not yet have a complete GraduallyBench run.

PixArt-Sigma-XL-2-1024-MSnot tested yet

Result for “Typography and layout”:only Grok Imagine Image Quality tested

Prompt given to both modelsCreate a square editorial poster for an imaginary night train called MONDFALTER. Show the exact German headline MONDFALTER and the exact subline BERLIN NACH LISSABON. Use a restrained midnight-blue and warm-cream palette, one stylized moth, strong Swiss-grid typography, generous negative space, and no additional words or logos.

What the rating looks at: Legible text, hierarchy, and composition.

“Ahead”: better in all three rating rounds. “Slightly ahead”: a higher value, but not in every round.

Missing image run for PixArt-Sigma-XL-2-1024-MS

This model does not yet have a complete GraduallyBench run. Run the missing fixed tasks, archive the first output of each, and evaluate them blind.

Documentation

The numbers at a glance

Arena ratingfrom votes by users · higher is better
n/a

Grok Imagine Image Quality

not in the arena

n/a

PixArt-Sigma-XL-2-1024-MS

not in the arena

GraduallyBenchour own rating, 0 to 100 · higher is better
49

Grok Imagine Image Quality

Rank 48 of 74

n/a

PixArt-Sigma-XL-2-1024-MS

not tested yet

Price per imagedollars through the API · lower is better
$0.05

Grok Imagine Image Quality

fairly cheap

n/a

PixArt-Sigma-XL-2-1024-MS

no API price

Ranks among the 22 image models with an arena rating and the 74 with a GraduallyBench run; prices compared with 28 models with an API price.

Grok Imagine Image Quality

Subscription
n/a No plan in Germany names exactly this model.
Via API
$0.05 per image, 100 images $5.

PixArt-Sigma-XL-2-1024-MS

Subscription
n/a No plan in Germany names exactly this model.
Via API
No API price known. Access: local.
License
Open weights.

Subscriptions only count plans that name exactly this model. Subscription prices include VAT, API prices are in dollars.

GraduallyBench from Nov 1, 2026 · API prices from Oct 28, 2026 · Subscription database from Sep 29, 2026 (34 days old)

All data side by side

The better value is bold. For ratings only when the gap is clear.

KennzahlGrok Imagine Image QualityPixArt-Sigma-XL-2-1024-MS
Ratings
Arena ratingfrom votes by users, higher is bettern/an/a
Arena rankn/an/a
Arena votesmore votes, a safer ratingn/an/a
GraduallyBenchour own rating, 0 to 10049n/a
GraduallyBench by task
Typography and layoutLegible text, hierarchy, and composition76n/a
Product photographyMaterials, reflections, and fine details21n/a
Character and detailAnatomy, clothing, and spatial consistency68n/a
InfographicNumbers, labels, and visual organization31n/a
API price
Per imagelower is better$0.05n/a
100 images$5n/a
Profile
ReleasedApril 2026Apr 9, 2024
Weightsopen means: runs locallyproprietaryopen
LifecycleDeprecated: xAI retires the model slug on November 2, 2026; requests are then served by grok-imagine-image-2.0 (quality=low)no notice
AccessAPI, Web applocal
Parametersnot published0.6 billion
Largest output2Knot consistently published
Plans in Germanynaming exactly this modeln/an/a

API prices for one image at 1,024 × 1,024 pixels according to Artificial Analysis.

Sources: Grok Imagine Image Quality model source, status source (verified Aug 15, 2026) · PixArt-Sigma-XL-2-1024-MS model source (verified Nov 1, 2026)

Arena ratings by category

From blind votes on LMArena. “Ahead” means the lead is clear.

No shared arena score in the stored snapshot

The stored benchmark database contains no measurement for Grok Imagine Image Quality and PixArt-Sigma-XL-2-1024-MS from the same arena and category. Older model versions are not used as substitutes.

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