Model comparison
Claude 3 Sonnet vs Llama 3.1-70B
Claude 3 Sonnet and Llama 3.1-70B score almost the same on the Noometry Index (28.8 vs 29.4), so choose on price, context window or the category you care about most.
Last verified . 26 shared benchmarks.
Summary
- They share 26 benchmarks with published results for both. Claude 3 Sonnet scores higher in 1 category and Llama 3.1-70B in 7 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Claude 3 Sonnet leads 42.3 to 35.6.
- The biggest single-benchmark swing is MATH Level 5: 18.2% for Claude 3 Sonnet and 36.7% for Llama 3.1-70B.
- Llama 3.1-70B has downloadable open weights; the other is API-only.
Side by side
| Claude 3 Sonnet | Llama 3.1-70B | |
|---|---|---|
| Provider | Anthropic | Meta |
| Noometry Index | 28.8 | 29.4 |
| Released | 2024-02-29 | 2024-07-23 |
| Weights | Proprietary | Open |
| Context window | — | 128K |
| Max output | — | 4K |
| Input $ / M tokens | — | $0.40 |
| Output $ / M tokens | — | $0.40 |
| Results tracked | 30 | 35 |
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Category by category
Coding Too close to call
Claude 3 Sonnet: 29.2 (#296), Llama 3.1-70B: 29.8 (#292)
| Benchmark | Claude 3 Sonnet | Llama 3.1-70B |
|---|---|---|
| WeirdML | 10.2% | 9% |
| BigCodeBench Instruct | 42.7% | 46.1% |
| LMArena Coding | 1223 | 1260 |
| BigCodeBench Complete | 53.8% | 54.8% |
| HumanEval+ | 64% | — |
| MBPP+ | 69.3% | — |
Agentic & Tool Use Not comparable
Claude 3 Sonnet: —, Llama 3.1-70B: 24.9 (#104)
| Benchmark | Claude 3 Sonnet | Llama 3.1-70B |
|---|---|---|
| TheAgentCompany | — | 6.9% |
| BALROG | — | 27.9% |
Reasoning Llama 3.1-70B leads
Claude 3 Sonnet: 19.7 (#232), Llama 3.1-70B: 20.8 (#215)
| Benchmark | Claude 3 Sonnet | Llama 3.1-70B |
|---|---|---|
| LMArena Hard Prompts | 1197 | 1241 |
| DTBench | 53.6% | 60% |
| Epoch Capabilities Index | 120.69 | 125.91 |
| LMCA | — | 14.8% |
| WinoGrande | 75.1% | — |
Math Llama 3.1-70B leads
Claude 3 Sonnet: 10.0 (#305), Llama 3.1-70B: 12.7 (#298)
| Benchmark | Claude 3 Sonnet | Llama 3.1-70B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 2.5% | 3.6% |
| LMArena Math | 1213 | 1252 |
| MATH Level 5 | 18.2% | 36.7% |
| Omni-MATH | — | 21% |
Knowledge Llama 3.1-70B leads
Claude 3 Sonnet: 21.1 (#271), Llama 3.1-70B: 24.1 (#264)
| Benchmark | Claude 3 Sonnet | Llama 3.1-70B |
|---|---|---|
| GPQA Diamond | 40.6% | 44.2% |
| LMArena Expert | 1173 | 1209 |
| MMLU | 75.9% | 80.1% |
| MMLU-Pro | — | 65.3% |
| GPQA (HELM) | — | 42.6% |
Multimodal Not comparable
Claude 3 Sonnet: 24.7 (#120), Llama 3.1-70B: —
| Benchmark | Claude 3 Sonnet | Llama 3.1-70B |
|---|---|---|
| LMArena Vision | 984 | — |
Multilingual Too close to call
Claude 3 Sonnet: 38.0 (#229), Llama 3.1-70B: 38.9 (#220)
| Benchmark | Claude 3 Sonnet | Llama 3.1-70B |
|---|---|---|
| LMArena Non-English | 1205 | 1219 |
| LMArena Chinese | 1188 | 1215 |
| LMArena French | 1228 | 1260 |
| LMArena German | 1204 | 1222 |
| LMArena Japanese | 1131 | 1132 |
| LMArena Korean | 1128 | 1140 |
| LMArena Russian | 1227 | 1234 |
| LMArena Spanish | 1204 | 1253 |
Instruction Following Llama 3.1-70B leads
Claude 3 Sonnet: 63.1 (#230), Llama 3.1-70B: 65.5 (#218)
| Benchmark | Claude 3 Sonnet | Llama 3.1-70B |
|---|---|---|
| LMArena Instruction Following | 1200 | 1231 |
| IFEval | — | 82.1% |
Long Context Too close to call
Claude 3 Sonnet: 36.7 (#223), Llama 3.1-70B: 37.6 (#208)
| Benchmark | Claude 3 Sonnet | Llama 3.1-70B |
|---|---|---|
| LMArena Longer Query | 1211 | 1241 |
Writing & Preference Claude 3 Sonnet leads
Claude 3 Sonnet: 42.3 (#233), Llama 3.1-70B: 35.6 (#262)
| Benchmark | Claude 3 Sonnet | Llama 3.1-70B |
|---|---|---|
| LMArena Text | 1218 | 1261 |
| LMArena Creative Writing | 1186 | 1232 |
| LMArena Multi-Turn | 1227 | 1256 |
| EQ-Bench Creative Writing | — | 784 |
| WildBench | — | 75.8% |
Frequently asked questions
Is Claude 3 Sonnet better than Llama 3.1-70B?
Claude 3 Sonnet and Llama 3.1-70B score almost the same on the Noometry Index (28.8 vs 29.4), so choose on price, context window or the category you care about most.
Is Claude 3 Sonnet or Llama 3.1-70B better for coding?
They score almost the same on coding (29.2 vs 29.8); test both on your own repository before choosing.
How many benchmarks do Claude 3 Sonnet and Llama 3.1-70B share?
26 benchmarks have published results for both models. Claude 3 Sonnet has 30 scored results on Noometry and Llama 3.1-70B has 35.