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Comparison · 2 models · Updated Nov 2, 2026

Gemma-SEA-LION-v4-27B-IT vs Grok 4 Fast Non Reasoning

Grok 4 Fast Non Reasoning comes out ahead, 72 to 45 on our weighted score, and it is the cheaper option too.

  1. AI Singapore

    Gemma-SEA-LION-v4-27B-IT

    Released Sep 23, 2025

    45/100
    • ECI—
    • Price$0.351 / $0.555
    • Context128K
    Full specs Remove Gemma-SEA-LION-v4-27B-IT
  2. Our pick

    xAI

    Grok 4 Fast Non Reasoning

    Released Dec 18, 2025

    72/100
    • ECI—
    • Price$0.20 / $0.50
    • Context2M
    Full specs Remove Grok 4 Fast Non Reasoning

  3. Add a model

    Make it a three-way comparison.

01 — Verdict

Grok 4 Fast Non Reasoning is our pick

Grok 4 Fast Non Reasoning is the better all-round choice, scoring 72/100 against Gemma-SEA-LION-v4-27B-IT (45). It leads on price, inputs & features and context window. The score weighs price 50%, inputs & features 30%, context window 20%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.

  • CapabilityNot enough dataNo independent benchmark covers every model here yet
  • Lowest priceGrok 4 Fast Non ReasoningGrok 4 Fast Non Reasoning $0.275 · Gemma-SEA-LION-v4-27B-IT $0.402 per 1M tokens (3:1 blend)
  • Longest contextGrok 4 Fast Non ReasoningGrok 4 Fast Non Reasoning 2,000,000 · Gemma-SEA-LION-v4-27B-IT 128,000 tokens
  • Widest inputsGrok 4 Fast Non ReasoningGemma-SEA-LION-v4-27B-IT: Text, Images · Grok 4 Fast Non Reasoning: Text, Images, Audio, Video
  • Self-hostingGemma-SEA-LION-v4-27B-ITPublishes downloadable weights
How the score is built
MeasureWeightGemma-SEA-LION-v4-27B-ITGrok 4 Fast Non Reasoning
Price50%6673
Inputs & features30%2570
Context window20%2472
Overall100%45/10072/100

Left out because at least one model lacks the data: capability. The remaining weights were rescaled.

02 — Side by side

Every spec in one table

Highlighted cells lead their row. Dashes mean the data is not published.

Gemma-SEA-LION-v4-27B-IT vs Grok 4 Fast Non Reasoning specifications side by side
SpecificationGemma-SEA-LION-v4-27B-ITAI SingaporeGrok 4 Fast Non ReasoningxAI
Capability
Capabilities Index (ECI)——
ECI rank——
Price per million tokens
Input$0.351$0.20 (best)
Output$0.555$0.50 (best)
Cached input——
Blended (3:1)$0.402$0.275 (best)
Long-context rateSame rateSame rate
Price sourceMedian of 3 providersMedian of 7 providers
Limits
Context window128,000 tokens2,000,000 tokens (best)
Max output128,000 tokens2,000,000 tokens (best)
Inputs and features
TextYesYes
ImagesYesYes
PDFsNoNo
AudioNoYes
VideoNoYes
ReasoningNoNo
Tool callingNoYes
Structured outputNoNo
Availability
WeightsOpenProprietary
API model ID——
API providers38 (best)
ReleasedSep 23, 2025Dec 18, 2025
Knowledge cutoff——
03 — Cost

What would a month cost?

Enter your expected volume in millions of tokens. List prices only; caching and batch discounts would lower these.

  • Gemma-SEA-LION-v4-27B-IT$4.62
  • Grok 4 Fast Non Reasoning$3.00
04 — Questions

Which should you choose?

Which is better: Gemma-SEA-LION-v4-27B-IT or Grok 4 Fast Non Reasoning?

Grok 4 Fast Non Reasoning is the better all-round choice, scoring 72/100 against Gemma-SEA-LION-v4-27B-IT (45). It leads on price, inputs & features and context window. The score weighs price 50%, inputs & features 30%, context window 20%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.

Which is cheaper, Gemma-SEA-LION-v4-27B-IT or Grok 4 Fast Non Reasoning?

Grok 4 Fast Non Reasoning is cheaper at $0.20 input / $0.50 output per million tokens (median across 7 API providers). Gemma-SEA-LION-v4-27B-IT costs $0.351 input / $0.555 output per million tokens (median across 3 API providers). At a typical mix of three input tokens to one output token, that is $0.275 per million tokens for Grok 4 Fast Non Reasoning versus $0.402 for Gemma-SEA-LION-v4-27B-IT (1.5× as much).

Which scores higher on benchmarks?

There is no independent benchmark that covers both models yet. Gemma-SEA-LION-v4-27B-IT has not been scored yet and Grok 4 Fast Non Reasoning has not been scored yet.

Which is better for coding?

There are no published SWE-bench Verified results for Gemma-SEA-LION-v4-27B-IT and Grok 4 Fast Non Reasoning yet, so there is no like-for-like coding score. Test both on a sample of your own tasks. Note that Gemma-SEA-LION-v4-27B-IT does not support tool calling, which most coding agents need.

Which has the bigger context window?

Grok 4 Fast Non Reasoning has the largest context window at 2,000,000 tokens, against 128,000 for Gemma-SEA-LION-v4-27B-IT. Maximum output per response: Gemma-SEA-LION-v4-27B-IT up to 128,000, Grok 4 Fast Non Reasoning up to 2,000,000 tokens.

Which can read images, PDFs, audio or video?

Gemma-SEA-LION-v4-27B-IT accepts text and images; Grok 4 Fast Non Reasoning accepts text, images, audio and video. Grok 4 Fast Non Reasoning handles the widest range of inputs.

Are any of these open source?

Gemma-SEA-LION-v4-27B-IT publishes its weights and can be self-hosted; Grok 4 Fast Non Reasoning is proprietary.

Which is newer?

Grok 4 Fast Non Reasoning is the newest, released Dec 18, 2025. Gemma-SEA-LION-v4-27B-IT came out Sep 23, 2025.

How do you decide the winner?

Each model gets a 0–100 score on capability (50%, independent benchmark results); price (25%, blended price per million tokens (3 input : 1 output), log scale); inputs & features (15%, image, PDF, audio and video input, tool calling, structured output and reasoning); context window (10%, maximum tokens per request, log scale). Dimensions missing for any model are dropped and the remaining weights rescaled, so every model is judged on the same evidence. Specs and prices come from public model listings and the labs’ own API pages; capability scores come from independent benchmark runs. Data updated Nov 2, 2026.

05 — Keep comparing

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