Model comparison
Llama 2-70B vs Phi-4
Phi-4 is the stronger model overall, scoring 31.2 to 24.4 on the Noometry Index.
Last verified . 22 shared benchmarks.
Meta
MicrosoftSummary
- They share 22 benchmarks with published results for both. Llama 2-70B scores higher in 0 categories and Phi-4 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Phi-4 leads 32.6 to 7.4.
- The biggest single-benchmark swing is MATH Level 5: 3.3% for Llama 2-70B and 64.9% for Phi-4.
Side by side
| Llama 2-70B | Phi-4 | |
|---|---|---|
| Provider | Meta | Microsoft |
| Noometry Index | 24.4 | 31.2 |
| Released | 2023-07-18 | 2024-12-11 |
| Weights | Open | Open |
| Context window | — | 128K |
| Max output | — | 4K |
| Input $ / M tokens | — | $0.07 |
| Output $ / M tokens | — | $0.14 |
| Results tracked | 35 | 37 |
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Category by category
Coding Phi-4 leads
Llama 2-70B: 31.4 (#286), Phi-4: 34.4 (#239)
| Benchmark | Llama 2-70B | Phi-4 |
|---|---|---|
| LMArena Coding | 1079 | 1231 |
| BigCodeBench Instruct | — | 45.5% |
| LiveBench Coding | — | 30.7% |
| BigCodeBench Complete | — | 55.4% |
Agentic & Tool Use Not comparable
Llama 2-70B: —, Phi-4: 22.8 (#128)
| Benchmark | Llama 2-70B | Phi-4 |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 28.8% |
| BALROG | — | 11.6% |
Reasoning Phi-4 leads
Llama 2-70B: 14.4 (#325), Phi-4: 17.7 (#291)
| Benchmark | Llama 2-70B | Phi-4 |
|---|---|---|
| LMArena Hard Prompts | 1073 | 1220 |
| Epoch Capabilities Index | 113.79 | 130.42 |
| Chess Puzzles | — | 1% |
| LiveBench Reasoning | — | 47.8% |
| DTBench | 41.6% | — |
| LiveBench Data Analysis | — | 45.2% |
| BIG-Bench Hard | 64.9% | — |
| CommonsenseQA 2.0 | 50% | — |
| ForecastBench | 51.4 | — |
| HellaSwag | 85.3% | — |
| LAMBADA | 78.9% | — |
| LiveBench | — | 41.6% |
| PIQA | 82.8% | — |
| WinoGrande | 80.2% | — |
Math Phi-4 leads
Llama 2-70B: 8.1 (#326), Phi-4: 20.8 (#285)
| Benchmark | Llama 2-70B | Phi-4 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 0% | 13.8% |
| LMArena Math | 1091 | 1246 |
| MATH Level 5 | 3.3% | 64.9% |
| LiveBench Math | — | 42% |
| GSM8K | 69.6% | — |
Knowledge Phi-4 leads
Llama 2-70B: 7.4 (#310), Phi-4: 32.6 (#209)
| Benchmark | Llama 2-70B | Phi-4 |
|---|---|---|
| GPQA Diamond | 26.3% | 56.1% |
| LMArena Expert | 1039 | 1203 |
| MMLU | 69.9% | 84.8% |
| Confabulations | — | 29.4% |
| Vectara Hallucination Rate | — | 3.7% |
| ARC (AI2) Challenge | 78.3% | — |
| BoolQ | 88.6% | — |
| OpenBookQA | 60.2% | — |
| TriviaQA | 87.6% | — |
Multilingual Phi-4 leads
Llama 2-70B: 27.7 (#274), Phi-4: 37.2 (#237)
| Benchmark | Llama 2-70B | Phi-4 |
|---|---|---|
| LMArena Non-English | 1045 | 1197 |
| LMArena Chinese | 995 | 1212 |
| LMArena French | 1090 | 1224 |
| LMArena German | 1041 | 1222 |
| LMArena Japanese | 927 | 1158 |
| LMArena Korean | 964 | 1151 |
| LMArena Russian | 1083 | 1209 |
| LMArena Spanish | 1143 | 1234 |
Instruction Following Phi-4 leads
Llama 2-70B: 54.9 (#278), Phi-4: 60.4 (#251)
| Benchmark | Llama 2-70B | Phi-4 |
|---|---|---|
| LMArena Instruction Following | 1071 | 1201 |
| LiveBench Instruction Following | — | 58.4% |
Long Context Phi-4 leads
Llama 2-70B: 32.3 (#270), Phi-4: 36.9 (#226)
| Benchmark | Llama 2-70B | Phi-4 |
|---|---|---|
| LMArena Longer Query | 1062 | 1217 |
Writing & Preference Phi-4 leads
Llama 2-70B: 32.3 (#279), Phi-4: 40.5 (#244)
| Benchmark | Llama 2-70B | Phi-4 |
|---|---|---|
| LMArena Text | 1115 | 1217 |
| LMArena Creative Writing | 1075 | 1182 |
| LMArena Multi-Turn | 1088 | 1206 |
| Short-Story Creative Writing | — | 62.6% |
| LiveBench Language | — | 25.6% |
Frequently asked questions
Is Llama 2-70B better than Phi-4?
Phi-4 is the stronger model overall, scoring 31.2 to 24.4 on the Noometry Index.
Is Llama 2-70B or Phi-4 better for coding?
Phi-4 scores higher on coding benchmarks: 34.4 versus 31.4 in the Noometry coding category.
How many benchmarks do Llama 2-70B and Phi-4 share?
22 benchmarks have published results for both models. Llama 2-70B has 35 scored results on Noometry and Phi-4 has 37.