Nano Banana 2.1 vs GPT-3.5 Turbo 16k

Price, context window & benchmark comparison

Google

Nano Banana 2.1

Google
$1.50 / $7.50
Input / Output · per 1M tokens
VS
OpenAI

GPT-3.5 Turbo 16k

OpenAI
$3.00 / $4.00
Input / Output · per 1M tokens
Compare different models
Google
OpenAI
Verdict: Nano Banana 2.1 is 8% cheaper than GPT-3.5 Turbo 16k on a typical 3:1 input/output mix. Nano Banana 2.1 has the larger context window (66K vs 16K).
Nano Banana 2.1GPT-3.5 Turbo 16k
Input price / 1M$1.50$3.00
Output price / 1M$7.50$4.00
Blended price (3:1)$3.00$3.25
Cached input / 1M——
Context window66K16K
Max output59K4K
Intelligence index——
Coding index——
Providers1—
Best provider uptime (30m)100.0%—
Vision inputYesNo
ReasoningYesNo
Tool callingYesYes
Released2026-10-062023-08-28
Retirement——

Cost calculator

FAQ

Which is cheaper, Nano Banana 2.1 or GPT-3.5 Turbo 16k?

Nano Banana 2.1 is 8% cheaper than GPT-3.5 Turbo 16k on a typical 3:1 input/output mix.

Nano Banana 2.1 vs GPT-3.5 Turbo 16k: which has a bigger context window?

Nano Banana 2.1: 65,536 tokens. GPT-3.5 Turbo 16k: 16,385 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Nano Banana 2.1 ≈ $6,750, GPT-3.5 Turbo 16k ≈ $8,000.

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