Gemini 4 Pro (Projected) vs GPT-Image-2.5 (Sunburst)

A direct, empirical evaluation of Gemini 4 Pro (Projected) (Google DeepMind) against GPT-Image-2.5 (Sunburst) (OpenAI).

Gemini 4 Pro (Projected)

Developed by Google DeepMind · Proprietary Omni-Modal Unified Diffusion Transformer parameters

Repository-scale 10M-token refactoring, automated formal theorem proving, parametric SVG and 3D GLTF asset synthesis, and zero-hallucination execution.

GPT-Image-2.5 (Sunburst)

Developed by OpenAI · Proprietary Multimodal DiT parameters

High-fidelity typographic rendering, raytracing reflection accuracy, sketch-to-image conditioning, and localized comment inpainting.

Metric Gemini 4 Pro (Projected) GPT-Image-2.5 (Sunburst)
SWE-bench Verified 75.8% 62.4%
MMLU-Pro 92.4% 89.5%
MATH-500 97.2% 91.2%
Context Window 2,000,000 - 10,000,000 tokens Spatial Vector Token Canvas (1792×1024)
Input Pricing (per 1M) $1.50 $2.50
Output Pricing (per 1M) $7.50 $10.00