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Head-to-head comparison

Llama 3.2 3B Instruct vs Phi 3 small 8k instruct

Llama 3.2 3B Instruct (Meta) and Phi 3 small 8k instruct (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 23 September 2026

As of 23 September 2026, Phi 3 small 8k instruct holds the stronger ModelCap Index position (#254 vs #256); and Phi 3 small 8k instruct ships open weights.

Which should you choose?

Choose Llama 3.2 3B Instruct if…

  • you want provider choice — 2 listed API providers against 0.
  • you want the more recently listed model — Llama 3.2 3B Instruct was listed 25 September 2024, Phi 3 small 8k instruct 7 May 2024.

Choose Phi 3 small 8k instruct if…

  • you want the stronger overall ModelCap Index position — #254 against #256 (7.0 vs 6.4 points).
  • you want to self-host: Phi 3 small 8k instruct ships open weights while Llama 3.2 3B Instruct is gated access.
  • Arena coding is your yardstick — 1205 against 1177.

Llama 3.2 3B Instruct vs Phi 3 small 8k instruct: specs, pricing and context

Specification comparison of Llama 3.2 3B Instruct and Phi 3 small 8k instruct
FieldLlama 3.2 3B InstructMetaPhi 3 small 8k instructMicrosoft
ModelCap Index position#256#254
Index score6.47.0
EvidenceMeasuredMeasured
Input price / 1M tokens$0.05Unlisted
Output price / 1M tokens$0.33Unlisted
Context window131K tokens— tokens
Max output tokens118K—
API providers listed20
Weight accessGated accessOpen weights
Input modalitiesTextText
First listed25 September 20247 May 2024
PublisherMetaMicrosoft

Evidence: 2 public benchmark observations across 2 boards · 2 public benchmark observations across 2 boards. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: Llama 3.2 3B Instruct vs Phi 3 small 8k instruct

Public benchmark boards where Llama 3.2 3B Instruct or Phi 3 small 8k instruct has a published result
BoardLlama 3.2 3B InstructPhi 3 small 8k instructLeads
Arena codingArena (LMArena)11771160–119312051193–1217Phi 3 small 8k instruct
BFCL V4UC Berkeley (Gorilla)22.0Function calling—Only 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.

Llama 3.2 3B Instruct vs Phi 3 small 8k instruct: common questions

Is Llama 3.2 3B Instruct better than Phi 3 small 8k instruct?

Phi 3 small 8k instruct ranks higher on the ModelCap Index as of 23 September 2026: #254 against #256. 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 Llama 3.2 3B Instruct cheaper than Phi 3 small 8k instruct?

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, Llama 3.2 3B Instruct or Phi 3 small 8k instruct?

Both publish a 131K-token context window.

Which is better for coding, Llama 3.2 3B Instruct or Phi 3 small 8k instruct?

Arena coding: Llama 3.2 3B Instruct 1177, Phi 3 small 8k instruct 1205 — Phi 3 small 8k instruct leads.

Are Llama 3.2 3B Instruct and Phi 3 small 8k instruct open-weight models?

Llama 3.2 3B Instruct: Gated access. Phi 3 small 8k instruct: 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 Llama 3.2 3B Instruct and Phi 3 small 8k instruct?

ModelCap currently lists 2 API providers for Llama 3.2 3B Instruct and 0 for Phi 3 small 8k instruct, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this Llama 3.2 3B Instruct vs Phi 3 small 8k instruct comparison?

Every figure comes from the sealed ModelCap dataset published 23 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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