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Head-to-head comparison

Qwen SEA LION v4.5 27B IT vs Mistral Medium 3.5

Qwen SEA LION v4.5 27B IT (Aisingapore) and Mistral Medium 3.5 (Mistral AI) 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 19 September 2026

As of 19 September 2026, Mistral Medium 3.5 holds the stronger ModelCap Index position (#62 vs #63); and Qwen SEA LION v4.5 27B IT ships open weights.

Which should you choose?

Choose Qwen SEA LION v4.5 27B IT if…

  • you want to self-host: Qwen SEA LION v4.5 27B IT ships open weights while Mistral Medium 3.5 is api only.
  • you want the more recently listed model — Qwen SEA LION v4.5 27B IT was listed 14 May 2026, Mistral Medium 3.5 30 April 2026.

Choose Mistral Medium 3.5 if…

  • you want the stronger overall ModelCap Index position — #62 against #63 (58.1 vs 57.9 points).
  • you want provider choice — 1 listed API providers against 0.

Qwen SEA LION v4.5 27B IT vs Mistral Medium 3.5: specs, pricing and context

Specification comparison of Qwen SEA LION v4.5 27B IT and Mistral Medium 3.5
FieldQwen SEA LION v4.5 27B ITAisingaporeMistral Medium 3.5Mistral AI
ModelCap Index position#63#62
Index score57.958.1
EvidenceInheritedMeasured
Input price / 1M tokensUnlisted$1.50
Output price / 1M tokensUnlisted$7.50
Context window— tokens262K tokens
Max output tokens—210K
API providers listed01
Weight accessOpen weightsAPI only
Input modalitiesText, ImageText, Image, File
First listed14 May 202630 April 2026
PublisherAisingaporeMistral AI

Evidence: finetune of qwen/qwen3.6-27b · finetune (100%) · 4 public benchmark observations across 4 boards. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: Qwen SEA LION v4.5 27B IT vs Mistral Medium 3.5

Public benchmark boards where Qwen SEA LION v4.5 27B IT or Mistral Medium 3.5 has a published result
BoardQwen SEA LION v4.5 27B ITMistral Medium 3.5Leads
Arena codingArena (LMArena)—14791468–1490Only one result
LMArena AgentLMArena—-10.9%-12.3%–-9.4%Only one result
AA Intelligence IndexArtificial Analysis—14.2intelligence-index:v4.3:reasoning-unspecifiedOnly one result
AA τ²-Bench TelecomArtificial Analysis—94.2%tau2:telecom:dual-control:pass-at-1:3-repeats:source-model="Mistral Medium 3.5":reasoning=trueOnly one result
AA Humanity's Last ExamArtificial Analysis—13.8%hle:may-2025:text-only-2158:no-tools:pass-at-1:source-model="Mistral Medium 3.5":reasoning=trueOnly 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.

Qwen SEA LION v4.5 27B IT vs Mistral Medium 3.5: common questions

Is Qwen SEA LION v4.5 27B IT better than Mistral Medium 3.5?

Mistral Medium 3.5 ranks higher on the ModelCap Index as of 19 September 2026: #62 against #63. 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 overlap, so the rank difference alone does not establish a reliable capability advantage for your workload.

Is Qwen SEA LION v4.5 27B IT cheaper than Mistral Medium 3.5?

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, Qwen SEA LION v4.5 27B IT or Mistral Medium 3.5?

Both publish a —-token context window.

Which is better for coding, Qwen SEA LION v4.5 27B IT or Mistral Medium 3.5?

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 Qwen SEA LION v4.5 27B IT and Mistral Medium 3.5 open-weight models?

Qwen SEA LION v4.5 27B IT: Open weights. Mistral Medium 3.5: API only. 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 Qwen SEA LION v4.5 27B IT and Mistral Medium 3.5?

ModelCap currently lists 0 API providers for Qwen SEA LION v4.5 27B IT and 1 for Mistral Medium 3.5, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this Qwen SEA LION v4.5 27B IT vs Mistral Medium 3.5 comparison?

Every figure comes from the sealed ModelCap dataset published 19 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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