WWhichAITry via Vercel AI Gateway
Compare/head-to-head

Gemini 3 Pro vs Gemini Nano 2

Google's flagship. Massive context, native multimodality. Meanwhile, gemini nano 2: on-device first. free inference, private by default.

Side-by-side

Specs

DimensionGemini 3 ProGemini Nano 2
Provider
Google
Google
Released
2026-01
2025-11
Context window
2M
32K
Output max
64K
4K
Input /M
$3.50
Free
Output /M
$14.00
Free
Modalities
text, image, audio, video
text
Open weights
no
no
Scorecard

Dimension-by-dimension

Gemini 3 Pro
Gemini Nano 2
reasoning
9.0
5.0
coding
8.0
4.0
writing
8.0
6.0
speed
7.0
10.0
value
8.0
10.0
Verdict

Which wins, by use case

Use caseWinnerWhy
codingGemini 3 Proa decisive lead on our weighted coding score
writingGemini 3 Proa clear edge on our weighted writing score
chatGemini Nano 2a clear edge on our weighted chat score
agentsGemini 3 Proa decisive lead on our weighted agents score
summarizationGemini Nano 2a decisive lead on our weighted summarization score
translationGemini Nano 2a clear edge on our weighted translation score
reasoningGemini 3 Proa decisive lead on our weighted reasoning score
researchGemini 3 Proa clear edge on our weighted research score
vision and multimodalGemini 3 Proa clear edge on our weighted vision score
Cheapest AI models for bulk workloadsGemini Nano 2a decisive lead on our weighted cheap-bulk score
Bottom line

Our take

Pick Gemini 3 Pro if you need: largest practical context window, native video understanding.

Pick Gemini Nano 2 if you need: free on-device inference, private by design.

At a 500M-input / 150M-output monthly volume, Gemini 3 Pro costs roughly $3850 vs Gemini Nano 2 at $0. Use our calculator to plug in your own numbers.

Keep browsing

Other comparisons