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Head-to-head comparison

HARC Llama 3.1 8B Instruct vs Phi 4 reasoning vision 15B

HARC Llama 3.1 8B Instruct (Microsoft) and Phi 4 reasoning vision 15B (Microsoft) 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 15 September 2026

As of 15 September 2026, Phi 4 reasoning vision 15B holds the stronger ModelCap Index position (#191 vs #194); and Phi 4 reasoning vision 15B ships open weights.

Which should you choose?

Choose HARC Llama 3.1 8B Instruct if…

  • you want the more recently listed model — HARC Llama 3.1 8B Instruct was listed 2 July 2026, Phi 4 reasoning vision 15B 23 January 2026.

Choose Phi 4 reasoning vision 15B if…

  • you want the stronger overall ModelCap Index position — #191 against #194 (10.0 vs 6.3 points).
  • you want to self-host: Phi 4 reasoning vision 15B ships open weights while HARC Llama 3.1 8B Instruct is restricted license.

HARC Llama 3.1 8B Instruct vs Phi 4 reasoning vision 15B: specs, pricing and context

Specification comparison of HARC Llama 3.1 8B Instruct and Phi 4 reasoning vision 15B
FieldHARC Llama 3.1 8B InstructMicrosoftPhi 4 reasoning vision 15BMicrosoft
ModelCap Index position#194#191
Index score6.310.0
EvidenceInheritedInherited
Input price / 1M tokensUnlistedUnlisted
Output price / 1M tokensUnlistedUnlisted
Context window— tokens— tokens
Max output tokens
API providers listed00
Weight accessRestricted licenseOpen weights
Input modalitiesTextText, Image
First listed2 July 202623 January 2026
PublisherMicrosoftMicrosoft

Evidence: merge of meta-llama/llama-3.1-8b-instruct · merge (100%) · finetune of microsoft/Phi-4-reasoning · finetune (100%). Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: HARC Llama 3.1 8B Instruct vs Phi 4 reasoning vision 15B

Neither model has a published result on a public benchmark board ModelCap tracks yet.

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.

HARC Llama 3.1 8B Instruct vs Phi 4 reasoning vision 15B: common questions

Is HARC Llama 3.1 8B Instruct better than Phi 4 reasoning vision 15B?

Phi 4 reasoning vision 15B ranks higher on the ModelCap Index as of 15 September 2026: #191 against #194. 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 HARC Llama 3.1 8B Instruct cheaper than Phi 4 reasoning vision 15B?

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, HARC Llama 3.1 8B Instruct or Phi 4 reasoning vision 15B?

Both publish a —-token context window.

Which is better for coding, HARC Llama 3.1 8B Instruct or Phi 4 reasoning vision 15B?

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 HARC Llama 3.1 8B Instruct and Phi 4 reasoning vision 15B open-weight models?

HARC Llama 3.1 8B Instruct: Restricted license. Phi 4 reasoning vision 15B: 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 HARC Llama 3.1 8B Instruct and Phi 4 reasoning vision 15B?

ModelCap currently lists 0 API providers for HARC Llama 3.1 8B Instruct and 0 for Phi 4 reasoning vision 15B, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this HARC Llama 3.1 8B Instruct vs Phi 4 reasoning vision 15B comparison?

Every figure comes from the sealed ModelCap dataset published 15 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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