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GPT Image 2 vs Nano Banana Pro: Text, Faces, Price and Speed

GPT Image 2 vs Nano Banana Pro compared on text rendering, character consistency, editing, 4K output and price, plus how GPT Image 2.5 changes the answer.

機能比較

機能GPT Image 2Nano Banana Pro
Max resolution4K4K
Reference images10Multiple
Text renderingExcellentGood
Character consistencyGoodExcellent
1K medium price (list)$0.06$0.14

GPT Image 2

OpenAI's April 2026 image model with 4K output, 10-reference editing and strong text rendering.

メリット

  • Excellent typography
  • Faithful layout edits
  • Wide aspect ratio support

デメリット

  • Superseded by GPT Image 2.5
  • Medium and high tiers cost more than 2.5

Nano Banana Pro

Google's Gemini 3 Pro Image model built for photoreal, consistent characters.

メリット

  • Best character consistency
  • Photoreal output
  • Multilingual text

デメリット

  • Higher price per image
  • Slower

総合評価

Nano Banana Pro for consistent characters, GPT Image 2 for text-heavy creatives. Since September 2026, GPT Image 2.5 beats GPT Image 2 on every axis, so treat this as a legacy comparison.

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