Is GPT Image 2.6 Sunburst better than Grok Imagine Image 2?

Too close to call so far: in the BudgetPixel AI Image Arena, GPT Image 2.6 Sunburst wins 55% and Grok Imagine Image 2 36% of 11 blind head-to-head votes (ties 9%), within what chance alone would produce. The per-prompt results on this page show where each model wins.

Which is faster, GPT Image 2.6 Sunburst or Grok Imagine Image 2?

Grok Imagine Image 2 is faster: 15.3s median per 1:1 image against 30.2s for GPT Image 2.6 Sunburst, measured on the same 12 prompts at default settings in the BudgetPixel AI Image Arena.

Which is cheaper, GPT Image 2.6 Sunburst or Grok Imagine Image 2?

Grok Imagine Image 2 is cheaper on BudgetPixel: 50 credits ($0.050) per 1:1 image against 120 credits ($0.12) for GPT Image 2.6 Sunburst, at default settings.

How is this comparison made?

Both models render the identical prompt at default settings; voters see the two images blind and pick the better one. Model names are revealed only after the vote.

GPT Image 2.6 Sunburst vs Grok Imagine Image 2

12 identical prompts, default settings, blind community votes. Head-to-head: 55% preferred GPT Image 2.6 Sunburst, 36% preferred Grok Imagine Image 2, 1 ties, 11 votes.

GPT Image 2.6 Sunburst and Grok Imagine Image 2 have met in 11 blind head-to-head votes on 12 identical prompts in the BudgetPixel AI Image Arena. The votes are too close to call so far: GPT Image 2.6 Sunburst 55%, Grok Imagine Image 2 36%, 1 ties. Grok Imagine Image 2 was faster, at 15.3s median per image against 30.2s for GPT Image 2.6 Sunburst.

GPT Image 2.6 Sunburst overview GPT Image 2.6 Sunburst in the arena Try GPT Image 2.6 SunburstGrok Imagine Image 2 overview Grok Imagine Image 2 in the arena Try Grok Imagine Image 2

GPT Image 2.6 Sunburst

Grok Imagine Image 2

“On a bare workshop bench, exactly three identical table lamps stand in a row: crimson at left, lemon-yellow in the middle, and turquoise at right; each has a cream shade, nothing else.”Prompt adherence
GPT Image 2.6 Sunburst · 23.9s · 62 crTry
Grok Imagine Image 2 · 13.2s · 50 crTry
“A vast covered market hall in restrained Art Deco style combines pale limestone piers, bronze latticework, and terrazzo floors beneath a coffered barrel vault; amber lamps and high clerestory light, viewed from the central aisle, reveal straight bays and credible supports.”Architecture & interiors
GPT Image 2.6 Sunburst · 39.2s · 62 crTry
Grok Imagine Image 2 · 13.3s · 50 crTry
“A fantasy still photograph of a majestic fox, its fur coat featuring breathtaking fiber-optic rainbow glitter that shimmers with dense prismatic sparkles shifting vibrantly under the ethereal moonlight. The wolf features white and green undertones across its thick coat; its fur is intricately adorned with embedded polished topaz and shimmering opals that catch the glowing light. It is walking in an enchanted landscape filled with multicolored bioluminescent hibiscus flowers blooming in radiant neon shades and twisting cherry trees with glowing pink blossoms. The background features a dramatic full moon and a vibrant multicolored starry sky filled with an aurora. A soft ethereal glow illuminates the wolf's commanding silhouette, with razor-sharp focus on its piercing golden eyes, in a magical realism style.”Concept art & fantasy
GPT Image 2.6 Sunburst · 32.4s · 62 crTry
Grok Imagine Image 2 · 16.8s · 50 crTry
“Glamorous adult female baker wearing a baker's apron, working in a busy baker's shop and serving happy adult customers. The baker's shop is big and modern.”Glamour
GPT Image 2.6 Sunburst · 34.4s · 62 crTry
Grok Imagine Image 2 · 19.7s · 50 crTry
“A confident adult Korean witch with cat-eye glasses and orange hair flies on her broom. She wears a fitted short black dress and chunky shoes. A carved pumpkin also rides the broomstick. Moon, distant city. The witch is smiling. Stylized semi-realistic digital character painting, expressive animation-inspired facial proportions, large eyes and strong brows, simplified natural anatomy with convincing three-dimensional volume. Painterly shape-based rendering, minimal linework, soft blended facial shading contrasted with broad angular brushstrokes on clothing. Warm luminous skin with peach and terracotta undertones, subtle rosy cheeks and nose, restrained highlights. Hair rendered as flowing sculpted masses with broad highlights and a few fine flyaway strands. Muted charcoal and earthy neutral palette, soft directional studio lighting, carefully rendered eyes and lips, selectively loose edges and unfinished brushwork.”Illustration & anime
GPT Image 2.6 Sunburst · 31.5s · 62 crTry
Grok Imagine Image 2 · 20.6s · 50 crTry
“At a cramped apartment kitchen, adult housemates trade amused looks over a scorched pan, a dish towel flapping as the smoke alarm blinks. A window-lit handheld snapshot, 35mm lens, shallow depth of field, catches steam beads on enamel.”Photorealism
GPT Image 2.6 Sunburst · 27.1s · 120 crTry
Grok Imagine Image 2 · 18.1s · 50 crTry
“[SREF-1074094933 - monochromatic, digital illustration, dreamlike, ethereal, melancholy, introspection, surreal, Japanese-inspired, dramatic lighting, expressive brushstrokes, limited color palette, photo manipulation, compositing, ink painting] A beautiful young adult woman wearing a loose, white blouse and a long, tight, dark red skirt that goes down to her ankles, with a long slit that goes high up her thigh, and high-heeled, strappy sandals. She leans casually against a wall under a streetlight with one ankle crossed over the other and her arms crossed.”Portrait & fashion
GPT Image 2.6 Sunburst · 30.7s · 62 crTry
Grok Imagine Image 2 · 11.9s · 50 crTry
“Overhead, an unbranded modular lunchware set lies in sequence, its matte silicone seals and translucent polymer containers on pale terrazzo against a warm ivory backdrop; broad softbox key light and gentle side fill reveal blank surfaces in a commercial product image.”Product & commercial
GPT Image 2.6 Sunburst · 31.0s · 62 crTry
Grok Imagine Image 2 · 10.3s · 50 crTry
“At dusk on a stone plaza, exactly three adult street musicians stand left to right: a burgundy-coated woman holds a violin, an ochre-shirted man holds a trumpet, and a teal-jacketed woman holds a tambourine; nothing else.”Prompt adherence
GPT Image 2.6 Sunburst · 25.1s · 62 crTry
Grok Imagine Image 2 · 15.9s · 50 crTry
“At the theatre’s quiet upper landing, an adult woman in her late fifties wears a sculpted ivory evening suit, caught listening with a subtle smile as amber chandelier light glows; refined framing has fashion-magazine polish.”Glamour
GPT Image 2.6 Sunburst · 25.6s · 120 crTry
Grok Imagine Image 2 · 14.7s · 50 crTry
“IMAGE STYLE: A realistic India ink illustration, with crisp black lines drawing a realistic scene with realistic anatomy and proportions. Watercolors fill in the ink lines, while the black lines remain visible. Create a character sheet for a beautiful adult woman with very short, cropped white hair, wearing a baseball jacket over a white tank top, a denim miniskirt, black tights, and black boots. Show her five times: four full-length images—one in rear view, one in profile view, one in three-quarter view, and one in front view—and one closer, waist-up shot. Each pose should differ from the others in angle, expression, and pose.”Illustration & anime
GPT Image 2.6 Sunburst · 29.7s · 62 crTry
Grok Imagine Image 2 · 26.0s · 50 crTry
“A chilled oat-drink carton in matte white paperboard, capped with pale green polymer, stands on smooth acrylic; a seamless coral background and broad softbox key with gentle fill reveal its blank, lettering-free panels in a commercial product image.”Product & commercial
GPT Image 2.6 Sunburst · 20.3s · 120 crTry
Grok Imagine Image 2 · 9.2s · 50 crTry

From the BudgetPixel blog

FAQ

Is GPT Image 2.6 Sunburst better than Grok Imagine Image 2?: Too close to call so far: in the BudgetPixel AI Image Arena, GPT Image 2.6 Sunburst wins 55% and Grok Imagine Image 2 36% of 11 blind head-to-head votes (ties 9%), within what chance alone would produce. The per-prompt results on this page show where each model wins.
Which is faster, GPT Image 2.6 Sunburst or Grok Imagine Image 2?: Grok Imagine Image 2 is faster: 15.3s median per 1:1 image against 30.2s for GPT Image 2.6 Sunburst, measured on the same 12 prompts at default settings in the BudgetPixel AI Image Arena.
Which is cheaper, GPT Image 2.6 Sunburst or Grok Imagine Image 2?: Grok Imagine Image 2 is cheaper on BudgetPixel: 50 credits ($0.050) per 1:1 image against 120 credits ($0.12) for GPT Image 2.6 Sunburst, at default settings.
How is this comparison made?: Both models render the identical prompt at default settings; voters see the two images blind and pick the better one. Model names are revealed only after the vote.