GPT-Image-2 vs Nano Banana Pro: In-depth evaluation across 8 major dimensions (2026)
The two top-tier models in the 2026 AI image generation landscape are OpenAI gpt-image-2 and Google Nano Banana Pro (Gemini 3 Pro Image), released in April 2026 and November 2025, respectively. Both claim to be "professional-grade image generation and editing" models, but they differ significantly in their underlying architecture, core capabilities, and ideal use cases….
