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Head-to-head comparison

gemma 2 9b it vs Gemma 4 31B

gemma 2 9b it (Google) and Gemma 4 31B (Google) compared on the ModelCap Index, API price, context window, provider availability, weight access and every public benchmark board they share. Figures are the same ones shown on the live rankings; nothing here is a hidden score.

Snapshot as of 22 September 2026

As of 22 September 2026, Gemma 4 31B holds the stronger ModelCap Index position (#28 vs #206); and Gemma 4 31B ships open weights.

Which should you choose?

Choose gemma 2 9b it if…

  • ModelCap publishes no field on which gemma 2 9b it leads Gemma 4 31B for this pair.

Choose Gemma 4 31B if…

  • you want the stronger overall ModelCap Index position — #28 against #206 (71.4 vs 15.9 points).
  • you want to self-host: Gemma 4 31B ships open weights while gemma 2 9b it is gated access.
  • you want provider choice — 12 listed API providers against 0.
  • you want the more recently listed model — Gemma 4 31B was listed 2 April 2026, gemma 2 9b it 24 June 2024.

gemma 2 9b it vs Gemma 4 31B: specs, pricing and context

Specification comparison of gemma 2 9b it and Gemma 4 31B
Fieldgemma 2 9b itGoogleGemma 4 31BGoogle
ModelCap Index position#206#28
Index score15.971.4
EvidenceMeasuredMeasured
Input price / 1M tokensUnlisted$0.09
Output price / 1M tokensUnlisted$0.34
Context window— tokens262K tokens
Max output tokens—16K
API providers listed012
Weight accessGated accessOpen weights
Input modalitiesTextImage, Text, Video
First listed24 June 20242 April 2026
PublisherGoogleGoogle

Evidence: 1 public benchmark observation across 1 board · 3 public benchmark observations across 3 boards. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: gemma 2 9b it vs Gemma 4 31B

Public benchmark boards where gemma 2 9b it or Gemma 4 31B has a published result
Boardgemma 2 9b itGemma 4 31BLeads
Arena codingArena (LMArena)—14991483–1514Only one result
AA τ²-Bench TelecomArtificial Analysis—65.5%tau2:telecom:dual-control:pass-at-1:3-repeats:source-model="Gemma 4 31B (Non-reasoning)":reasoning=falseOnly one result
AA Humanity's Last ExamArtificial Analysis—11.8%hle:may-2025:text-only-2158:no-tools:pass-at-1:source-model="Gemma 4 31B (Non-reasoning)":reasoning=falseOnly one result
WildClawBench OpenClawWildClawBench—37.6Only one result

Scores are the sources' own published figures for each model's best evaluated configuration; ModelCap never re-runs a benchmark.

Want a different pairing? Open the interactive comparison tool to swap either model for any current ranked language model.

gemma 2 9b it vs Gemma 4 31B: common questions

Is gemma 2 9b it better than Gemma 4 31B?

Gemma 4 31B ranks higher on the ModelCap Index as of 22 September 2026: #28 against #206. That is a capability ranking built from public benchmark evidence with published uncertainty; whether it is "better" for you also depends on price, context and where you can run it. Their published uncertainty intervals do not overlap, but the aggregate Index does not predict performance on every task; compare the relevant benchmark configurations before choosing.

Is gemma 2 9b it cheaper than Gemma 4 31B?

At least one of the two has no listed API price on ModelCap right now, so no price comparison is made.

Which has the bigger context window, gemma 2 9b it or Gemma 4 31B?

Both publish a —-token context window.

Which is better for coding, gemma 2 9b it or Gemma 4 31B?

The two models do not share a coding benchmark board on ModelCap yet, so no head-to-head coding score is published; the ModelCap Index position is the closest overall signal.

Are gemma 2 9b it and Gemma 4 31B open-weight models?

gemma 2 9b it: Gated access. Gemma 4 31B: Open weights. Open weights mean the checkpoint can be downloaded and self-hosted under its licence; API-only models are available solely through hosted endpoints.

Where can I run gemma 2 9b it and Gemma 4 31B?

ModelCap currently lists 0 API providers for gemma 2 9b it and 12 for Gemma 4 31B, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this gemma 2 9b it vs Gemma 4 31B comparison?

Every figure comes from the sealed ModelCap dataset published 22 September 2026; the page re-renders within a minute of each data refresh, and the ModelCap Index positions are the same ones shown on the live rankings.

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