Granite 4.2 3B vs Llama-3.1-8B-Instruct
Benchmark Performance
Available Benchmarks
| Benchmark | Granite 4.2 3B | Llama-3.1-8B-Instruct |
|---|---|---|
| LMArena Text Arenatext-2026-09-01-011508720696 · arena_rating · leader | 1,298.83100% of row best · rating · granite-4.2-3b; 95% CI [1287.13258156, 1310.53627273]; votes 3097; rank 233 | 1,186.3791% of row best · rating · llama-3.1-8b-instruct; 95% CI [1182.27083365, 1190.47005605]; votes 49605; rank 309 |
| Overall ResultCounted from the protocol-matched rows above | 1 benchmark winOverall lead | 0 benchmark wins |
Third-party benchmark Only like-for-like primary-publisher results are shown; raw scores, relative scores, configuration, and token spend remain visible.
Technical Differences
Side-by-Side Facts
| Field | Granite 4.2 3B | Llama-3.1-8B-Instruct |
|---|---|---|
| Developer | IBM | Meta |
| Family | Granite 4 2 | Llama 3 1 8b Instruct |
| Model | Granite 4.2 3B | Llama-3.1-8B-Instruct |
| Version | Granite 4.2 3B | Llama-3.1-8B-Instruct |
| Lifecycle | active | active |
| Released | 2026-08-25 | 2024-07-23 |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text | Text |
| Output modalities | Text | Text |
| Context window | 131,072 | 131,072 |
| Total parameters | 3,659,737,600 | 8,030,261,248 |
| Active parameters | Unknown | Unknown |
| License | apache-2.0 | llama3.1 |
| Open weights | Yes | Yes |
| API available | Yes | Yes |
| Self-hostable | Yes | Yes |
| Provider access | Deepinfra (Standard) | Hugging Face (Standard), Openrouter (Standard) |
| Capabilities | chat, generation, reasoning, structured_outputs, tools | chat, generation, tools |
16 comparable fields · 9 material differences · Pair passes the primary-source comparison gate
Granite 4.2 3B Capabilities
Llama-3.1-8B-Instruct Capabilities
Internal Comparison Graph
Related Comparisons
| A | Pair | B | Context |
|---|---|---|---|
| vs | family variantstext | ||
| vs | family variantstext | ||
| vs | family variantstext | ||
 Gemma 4 12BGoogle Deepmind | vs | cross-developer peerstext | |
| vs | family variantstext | ||
| vs | family variantstext | ||
Gemma 4 E2BGoogle Deepmind | vs | cross-developer peerstext | |
Gemma 4 E4BGoogle Deepmind | vs | cross-developer peerstext | |
Llama-3.1-8BMeta | vs | family variantstext | |
| vs | family variantstext | ||
| vs | family variantstext | ||
| vs | cross-developer peerstext |
Primary Evidence
Sources and Freshness
Questions
Granite 4.2 3B vs Llama-3.1-8B-Instruct FAQs
Is Granite 4.2 3B or Llama-3.1-8B-Instruct better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Granite 4.2 3B and Llama-3.1-8B-Instruct, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Granite 4.2 3B or Llama-3.1-8B-Instruct?+
Granite 4.2 3B is $0.030 and Llama-3.1-8B-Instruct is $0.050 per million tokens, so Granite 4.2 3B is cheaper on this metric. Granite 4.2 3B is $0.12 and Llama-3.1-8B-Instruct is $0.080 per million tokens, so Llama-3.1-8B-Instruct is cheaper on this metric.
Which has a larger context window, Granite 4.2 3B or Llama-3.1-8B-Instruct?+
Neither model has a larger sourced context window in this comparison. Granite 4.2 3B is 131,072 and Llama-3.1-8B-Instruct is 131,072.
Which performs better in benchmarks, Granite 4.2 3B or Llama-3.1-8B-Instruct?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can Granite 4.2 3B or Llama-3.1-8B-Instruct be self-hosted?+
Both models have the same recorded self-hosting status: supported. Granite 4.2 3B is open weight; Llama-3.1-8B-Instruct is open weight.
Can Granite 4.2 3B and Llama-3.1-8B-Instruct understand images?+
Granite 4.2 3B is not documented with image input; Llama-3.1-8B-Instruct is not documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Granite 4.2 3B or Llama-3.1-8B-Instruct?+
Neither has a larger sourced maximum output. Granite 4.2 3B is — and Llama-3.1-8B-Instruct is —.
Do Granite 4.2 3B and Llama-3.1-8B-Instruct support reasoning and tool use?+
Granite 4.2 3B: reasoning and tool calling. Llama-3.1-8B-Instruct: tool calling. Feature support does not establish relative quality.
Which is available from more inference providers, Granite 4.2 3B or Llama-3.1-8B-Instruct?+
Granite 4.2 3B has 1 sourced provider route; Llama-3.1-8B-Instruct has 2, so Llama-3.1-8B-Instruct has broader tracked availability.
Which offers better value, Granite 4.2 3B or Llama-3.1-8B-Instruct?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.