Grok Imagine Image vs Nano Banana Pro: scores, price and which to pick

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Our take

Nano Banana Pro wins 1 of 1 categories.

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Value––

Input / 1M–$2.00

Output / 1M–$120

Blended / 1M–$31.50

Context window16K66KBest

Open weightsNoNo

Released28 Jan 202628 May 2026

Your monthly bill

Tasks per month50k

Grok Imagine Image–

Nano Banana Pro$6.3kCheapest

List prices, a quarter of the tokens as output. Scores are provisional, from Arena and Epoch AI.