token.app › Compare › Nano Banana Pro (Gemini 3 Pro Image Preview) vs Grok 4.5

Nano Banana Pro (Gemini 3 Pro Image Preview) vs Grok 4.5

Grok 4.5 is 1.5× cheaper per token on a blended 3:1 basis. Grok 4.5 accepts the larger context window (500K).

Head to head
Blended price uses a 3:1 input:output mix
Nano Banana Pro (Gemini 3 Pro Image Preview)Grok 4.5
ProviderGooglexAI
Input $/1M$2.00$2.00
Output $/1M$12.00$6.00
Blended $/1M$4.50$3.00
Context window66K500K
Max output33K—
ReleasedNov 2025Jul 2026
LicenceProprietaryProprietary
Choose Nano Banana Pro (Gemini 3 Pro Image Preview) if…
  • No clear advantage on the data we hold.
Choose Grok 4.5 if…
  • Costs less per token — $3.00 vs $4.50 blended
  • Larger context window (500K)
  • Newer model (released Jul 2026)
FAQ
Which is better, Nano Banana Pro (Gemini 3 Pro Image Preview) or Grok 4.5?
We do not hold independently-run benchmark scores covering both Nano Banana Pro (Gemini 3 Pro Image Preview) and Grok 4.5, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Nano Banana Pro (Gemini 3 Pro Image Preview) cheaper than Grok 4.5?
Grok 4.5 is cheaper: $3.00 versus $4.50 per million tokens blended at 3:1 input:output. Input alone: $2.00 vs $2.00. Output alone: $12.00 vs $6.00.
What context windows do Nano Banana Pro (Gemini 3 Pro Image Preview) and Grok 4.5 have?
Nano Banana Pro (Gemini 3 Pro Image Preview): 65,536 tokens. Grok 4.5: 500,000 tokens.
Who makes Nano Banana Pro (Gemini 3 Pro Image Preview) and Grok 4.5?
Nano Banana Pro (Gemini 3 Pro Image Preview) is made by Google. Grok 4.5 is made by xAI.
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