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Model Pareto

GPT Image 2.5 Sunburst vs Grok Imagine Image 2.0

In image generation, GPT Image 2.5 Sunburst scores 99.5 and Grok Imagine Image 2.0 70.6 on the 0–100 quality scale. GPT Image 2.5 Sunburst costs 3.5× as much as Grok Imagine Image 2.0 ($0.21 vs $0.060 per image).
GPT Image 2.5 SunburstGrok Imagine Image 2.0
Focus

Image generation: quality vs price

Compared models are ringed; the other 36 ranked here are greyed.

Lower price is better. Pareto frontier: Z-Image Turbo, Muse Image, MAI-Image-2.6-Flash, MAI-Image-2.6, GPT Image 2.5 Sunburst. 1 models are not plotted: Qwen-Image-2.1.

1 model with no price data — shown in the strip at the left edge

Qwen-Image-2.1

  • Best-value frontier (nothing is both cheaper and better)
  • Evidencestrong → weak
  • Estimated from other categories
  • GPT Image 2.5 Sunburst
    Quality
    99.5
    Rank
    #1/38
    Price
    $0.21/img
    Speed
    108s

    vs Grok Imagine Image 2.0: +28.9 quality · 3.5× price

  • Grok Imagine Image 2.0
    Quality
    70.7
    Rank
    #5/38
    Price
    $0.060/img
    Speed
    —

    vs GPT Image 2.5 Sunburst: −28.9 quality · 0.28× price

Overview

Metric
GPT Image 2.5 Sunburst
Grok Imagine Image 2.0
Lab
OpenAI
SpaceXAI (xAI)
Released
Sep 8, 2026
Aug 7, 2026
Weights
Proprietary
Proprietary
Price per image
$0.21
$0.060Best
Time per image
108s
—

Quality by category

0–100 within each category (100 = best tracked model). Rank is among all models ranked there. Click a row to focus it.

Metric
GPT Image 2.5 Sunburst
Grok Imagine Image 2.0
Image generation
99.5±1.9Best
#1/38Verifiedbest value
70.6±3.2
#5/38Verified

Image generation benchmarks

Rank among models with a published score, and the leaderboard around each model. ~ italic = no published score, estimated from related benchmarks.

Metric
GPT Image 2.5 Sunburst
Grok Imagine Image 2.0
AA Text-to-Image Arena
third-party
#1/351196BestVerified
  1. #1GPT Image 2.5 Sunburst1196
  2. #2GPT Image 2.5 Flare1190
artificialanalysis.ai · 2026-09-24
#4/351154Verified
  1. #1GPT Image 2.5 Sunburst1196
  2. #3GPT Image 21171
  3. #4Grok Imagine Image 2.01154
  4. #5MAI-Image-2.61147
artificialanalysis.ai · 2026-09-24
AA Image Editing Arena
third-party
#1/291181BestVerified
  1. #1GPT Image 2.5 Sunburst1181
  2. #2GPT Image 2.5 Flare1163
artificialanalysis.ai · 2026-09-24
#11/291106Verified
  1. #1GPT Image 2.5 Sunburst1181
  2. #10MAI-Image-2.5-Pro1106
  3. #11Grok Imagine Image 2.01106
  4. #12GPT Image 1.51104
artificialanalysis.ai · 2026-09-24
LMArena Text-to-Image
third-party
#1/301423BestVerified
  1. #1GPT Image 2.5 Sunburst1423
  2. #2GPT Image 2.5 Flare1401
arena.ai · 2026-09-21
#5/301302Verified
  1. #1GPT Image 2.5 Sunburst1423
  2. #4MAI-Image-2.61334
  3. #5Grok Imagine Image 2.01302
  4. #6Muse Image1276
arena.ai · 2026-09-21
LMArena Image Edit
third-party
#1/241526BestVerified
  1. #1GPT Image 2.5 Sunburst1526
  2. #2GPT Image 2.5 Flare1482
arena.ai · 2026-09-21
#4/241430Verified
  1. #1GPT Image 2.5 Sunburst1526
  2. #3GPT Image 21461
  3. #4Grok Imagine Image 2.01430
  4. #5MAI-Image-2.61429
arena.ai · 2026-09-21
GenEval
day 0
~#2/4~88.9%Estimated
  1. #1HiDream-O1-Image90.0%
  2. ~#2GPT Image 2.5 SunburstEstimated88.9%
  3. #2Qwen-Image87.0%
estimated from related benchmarks
~#2/4~87.5%Estimated
  1. #1HiDream-O1-Image90.0%
  2. ~#2Grok Imagine Image 2.0Estimated87.5%
  3. #2Qwen-Image87.0%
estimated from related benchmarks
DPG-Bench
day 0
~#2/4~89.1%Estimated
  1. #1HiDream-O1-Image89.8%
  2. ~#2GPT Image 2.5 SunburstEstimated89.1%
  3. #2Qwen-Image88.3%
estimated from related benchmarks
~#3/4~88.1%Estimated
  1. #1HiDream-O1-Image89.8%
  2. #2Qwen-Image88.3%
  3. ~#3Grok Imagine Image 2.0Estimated88.1%
  4. #3Z-Image Turbo84.9%
estimated from related benchmarks