Model comparison
Molmo 2 8b vs Phi-4
Molmo 2 8b is the stronger model overall, scoring 39.1 to 31.2 on the Noometry Index.
Last verified . 4 shared benchmarks.
Allen Institute for AI (Ai2)
MicrosoftSummary
- They share 4 benchmarks with published results for both. Molmo 2 8b scores higher in 4 categories and Phi-4 in 0 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Molmo 2 8b leads 49.4 to 40.5.
Side by side
| Molmo 2 8b | Phi-4 | |
|---|---|---|
| Provider | Allen Institute for AI (Ai2) | Microsoft |
| Noometry Index | 39.1 | 31.2 |
| Released | — | 2024-12-11 |
| Weights | Open | Open |
| Context window | — | 128K |
| Max output | — | 4K |
| Input $ / M tokens | — | $0.07 |
| Output $ / M tokens | — | $0.14 |
| Results tracked | 5 | 37 |
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Category by category
Coding Not comparable
Molmo 2 8b: —, Phi-4: 34.4 (#239)
| Benchmark | Molmo 2 8b | Phi-4 |
|---|---|---|
| BigCodeBench Instruct | — | 45.5% |
| LiveBench Coding | — | 30.7% |
| LMArena Coding | — | 1231 |
| BigCodeBench Complete | — | 55.4% |
Agentic & Tool Use Not comparable
Molmo 2 8b: —, Phi-4: 22.8 (#128)
| Benchmark | Molmo 2 8b | Phi-4 |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 28.8% |
| BALROG | — | 11.6% |
Reasoning Molmo 2 8b leads
Molmo 2 8b: 25.6 (#146), Phi-4: 17.7 (#291)
| Benchmark | Molmo 2 8b | Phi-4 |
|---|---|---|
| LMArena Hard Prompts | 1287 | 1220 |
| Chess Puzzles | — | 1% |
| LiveBench Reasoning | — | 47.8% |
| LiveBench Data Analysis | — | 45.2% |
| Epoch Capabilities Index | — | 130.42 |
| LiveBench | — | 41.6% |
Math Not comparable
Molmo 2 8b: —, Phi-4: 20.8 (#285)
| Benchmark | Molmo 2 8b | Phi-4 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 13.8% |
| LiveBench Math | — | 42% |
| LMArena Math | — | 1246 |
| MATH Level 5 | — | 64.9% |
Knowledge Not comparable
Molmo 2 8b: —, Phi-4: 32.6 (#209)
| Benchmark | Molmo 2 8b | Phi-4 |
|---|---|---|
| GPQA Diamond | — | 56.1% |
| Confabulations | — | 29.4% |
| Vectara Hallucination Rate | — | 3.7% |
| LMArena Expert | — | 1203 |
| MMLU | — | 84.8% |
Multimodal Not comparable
Molmo 2 8b: 30.2 (#112), Phi-4: —
| Benchmark | Molmo 2 8b | Phi-4 |
|---|---|---|
| LMArena Vision | 1081 | — |
Multilingual Molmo 2 8b leads
Molmo 2 8b: 42.7 (#190), Phi-4: 37.2 (#237)
| Benchmark | Molmo 2 8b | Phi-4 |
|---|---|---|
| LMArena Non-English | 1276 | 1197 |
| LMArena Chinese | — | 1212 |
| LMArena French | — | 1224 |
| LMArena German | — | 1222 |
| LMArena Japanese | — | 1158 |
| LMArena Korean | — | 1151 |
| LMArena Russian | — | 1209 |
| LMArena Spanish | — | 1234 |
Instruction Following Molmo 2 8b leads
Molmo 2 8b: 67.0 (#201), Phi-4: 60.4 (#251)
| Benchmark | Molmo 2 8b | Phi-4 |
|---|---|---|
| LMArena Instruction Following | 1270 | 1201 |
| LiveBench Instruction Following | — | 58.4% |
Long Context Not comparable
Molmo 2 8b: —, Phi-4: 36.9 (#226)
| Benchmark | Molmo 2 8b | Phi-4 |
|---|---|---|
| LMArena Longer Query | — | 1217 |
Writing & Preference Molmo 2 8b leads
Molmo 2 8b: 49.4 (#191), Phi-4: 40.5 (#244)
| Benchmark | Molmo 2 8b | Phi-4 |
|---|---|---|
| LMArena Text | 1288 | 1217 |
| LMArena Creative Writing | — | 1182 |
| Short-Story Creative Writing | — | 62.6% |
| LMArena Multi-Turn | — | 1206 |
| LiveBench Language | — | 25.6% |
Frequently asked questions
Is Molmo 2 8b better than Phi-4?
Molmo 2 8b is the stronger model overall, scoring 39.1 to 31.2 on the Noometry Index.
How many benchmarks do Molmo 2 8b and Phi-4 share?
4 benchmarks have published results for both models. Molmo 2 8b has 5 scored results on Noometry and Phi-4 has 37.