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GPT Image 2.5 vs nanobanana 2.1

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

GPT Image 2.5 compared with nanobanana 2.1
Detail GPT Image 2.5nanobanana 2.1 logo nanobanana 2.1
What it doesFree AI image generator for creating product photos, posters and illustrations from text or reference images Not given
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Freemium
PricingMonthly plans: Starter $9.9/month (400 credits, 80 images), Standard $29.9/month (900 credits, 180 images), Premium $99.9/month (2000 credits, 400 images). Yearly plans save up to 40%. One-time credit purchases available. Each generation costs 5 credits. Free: 2 trial images (Nano Banana 2 Lite at 1K, no account needed). Paid: Credit packs from $9.90 to $69.90. Costs: 25 credits at 1K, 35 at 2K, 75 at 4K, plus 2 credits per reference image. Starter Pack $9.90 (800 credits, ~32 images at 1K), Standard Pack $29.90 (2,600 credits, ~104 images at 1K), P
Key features
  • Detailed text prompts up to 5000 characters
  • Reference editing with image uploads up to 5 MB
  • Multiple aspect ratios including 16:9, 4:3, 1:1, 3:4, 9:16 and 21:9
  • Three resolution tiers: 1K, 2K and 4K
  • PNG downloads
  • Community showcase with curated images
  • Multiple AI model selection
  • Credit system with 5 credits per generation
  • Failed task credit refunds
  • 4K text-to-image generation with lifelike skin and coherent backgrounds
  • Precise local edits to recolor, remove objects or swap elements
  • Product recontextualization into any setting
  • Readable text rendering for signs, posters and infographics
  • 14-image fusion to combine people, outfits and styles
  • Consistent character generation across multiple images
  • 14 aspect ratios from 1:8 to 8:1
  • Up to 14 reference images per request as JPG, PNG or WebP
  • Commercial use rights with SynthID watermark
  • No API key or code required; browser-based access
What makes it different
  • Reference editing to revise uploaded images with text instructions
  • Flexible canvas layouts with six aspect ratios and three resolution options
  • Support for multiple AI models with model selection before submission
  • Curated community showcase without sharing personal details
  • 3x faster than previous Flash image models
  • Removes tiling artifacts on wide and panoramic formats at 2K and 4K
  • Natural character consistency maintained across series while keeping other elements stable
  • Accurate text rendering in quotes for direct spelling control
  • Pay-per-use credits with automatic refunds for failed generations
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)3 +1 (up) since last check16 +2 (up) since last check
Trust Flow (Majestic)412
Citation Flow (Majestic)1920
Referring domains (Majestic)1981

4 details filled in for both companies.

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