Model comparison
Gemma 4 31B IT vs Olmo 2 0325 32b Instruct
Gemma 4 31B IT is the stronger model overall, scoring 43.2 to 32.2 on the Noometry Index.
Last verified . 11 shared benchmarks.
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Allen Institute for AI (Ai2)Summary
- They share 11 benchmarks with published results for both. Gemma 4 31B IT scores higher in 8 categories and Olmo 2 0325 32b Instruct in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in multilingual, where Gemma 4 31B IT leads 54.0 to 35.0.
Side by side
| Gemma 4 31B IT | Olmo 2 0325 32b Instruct | |
|---|---|---|
| Provider | Allen Institute for AI (Ai2) | |
| Noometry Index | 43.2 | 32.2 |
| Released | 2026-04-02 | — |
| Weights | Open | Open |
| Context window | 262K | — |
| Max output | 33K | — |
| Input $ / M tokens | $0.09 | — |
| Output $ / M tokens | $0.34 | — |
| Results tracked | 35 | 16 |
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Category by category
Coding Gemma 4 31B IT leads
Gemma 4 31B IT: 41.9 (#98), Olmo 2 0325 32b Instruct: 34.6 (#222)
| Benchmark | Gemma 4 31B IT | Olmo 2 0325 32b Instruct |
|---|---|---|
| LMArena Coding | 1459 | 1210 |
| LMArena WebDev | 1364 | — |
| SciCode | 43.4% | — |
| WeirdML | 52.3% | — |
| ALE-Bench | 925.5 | — |
Reasoning Gemma 4 31B IT leads
Gemma 4 31B IT: 26.4 (#119), Olmo 2 0325 32b Instruct: 22.6 (#174)
| Benchmark | Gemma 4 31B IT | Olmo 2 0325 32b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1448 | 1208 |
| Kagi LLM Benchmark | 63.5% | — |
| NYT Connections (extended) | 70.6% | — |
| CritPt | 1.4% | — |
| Chess Puzzles | 5% | — |
| Thematic Generalization | 53% | — |
| DTBench | 82.7% | — |
| LMCA | 39.3% | — |
| Surface Evolver Bench | 30.6% | — |
| Epoch Capabilities Index | 142.74 | — |
Math Gemma 4 31B IT leads
Gemma 4 31B IT: 41.3 (#72), Olmo 2 0325 32b Instruct: 24.8 (#255)
| Benchmark | Gemma 4 31B IT | Olmo 2 0325 32b Instruct |
|---|---|---|
| LMArena Math | 1464 | 1208 |
| OTIS Mock AIME 2024-2025 | 73.3% | — |
| Omni-MATH | — | 16.1% |
Knowledge Gemma 4 31B IT leads
Gemma 4 31B IT: 37.9 (#141), Olmo 2 0325 32b Instruct: 19.2 (#274)
| Benchmark | Gemma 4 31B IT | Olmo 2 0325 32b Instruct |
|---|---|---|
| GPQA Diamond | 75.8% | — |
| SimpleQA Verified | 10.4% | — |
| MMLU-Pro | — | 41.4% |
| Vectara Hallucination Rate | 7.4% | — |
| GPQA (HELM) | — | 28.7% |
| LMArena Expert | 1465 | — |
Multimodal Not comparable
Gemma 4 31B IT: 41.0 (#32), Olmo 2 0325 32b Instruct: —
| Benchmark | Gemma 4 31B IT | Olmo 2 0325 32b Instruct |
|---|---|---|
| LMArena Vision | 1278 | — |
| LMArena Document | 1425 | — |
Multilingual Gemma 4 31B IT leads
Gemma 4 31B IT: 54.0 (#52), Olmo 2 0325 32b Instruct: 35.0 (#243)
| Benchmark | Gemma 4 31B IT | Olmo 2 0325 32b Instruct |
|---|---|---|
| LMArena Non-English | 1431 | 1160 |
| LMArena Chinese | 1478 | 1192 |
| LMArena Russian | 1462 | 1187 |
| LMArena French | 1436 | — |
| LMArena Spanish | 1443 | — |
Instruction Following Gemma 4 31B IT leads
Gemma 4 31B IT: 75.6 (#58), Olmo 2 0325 32b Instruct: 61.8 (#238)
| Benchmark | Gemma 4 31B IT | Olmo 2 0325 32b Instruct |
|---|---|---|
| LMArena Instruction Following | 1433 | 1186 |
| IFEval | — | 78% |
Long Context Gemma 4 31B IT leads
Gemma 4 31B IT: 44.2 (#67), Olmo 2 0325 32b Instruct: 36.2 (#229)
| Benchmark | Gemma 4 31B IT | Olmo 2 0325 32b Instruct |
|---|---|---|
| LMArena Longer Query | 1446 | 1194 |
Writing & Preference Gemma 4 31B IT leads
Gemma 4 31B IT: 60.7 (#92), Olmo 2 0325 32b Instruct: 42.3 (#231)
| Benchmark | Gemma 4 31B IT | Olmo 2 0325 32b Instruct |
|---|---|---|
| LMArena Text | 1443 | 1218 |
| LMArena Creative Writing | 1416 | 1199 |
| LMArena Multi-Turn | 1452 | 1221 |
| EQ-Bench Creative Writing | 1368 | — |
| WildBench | — | 73.4% |
| EQ-Bench 4 | 1120 | — |
Frequently asked questions
Is Gemma 4 31B IT better than Olmo 2 0325 32b Instruct?
Gemma 4 31B IT is the stronger model overall, scoring 43.2 to 32.2 on the Noometry Index.
Is Gemma 4 31B IT or Olmo 2 0325 32b Instruct better for coding?
Gemma 4 31B IT scores higher on coding benchmarks: 41.9 versus 34.6 in the Noometry coding category.
How many benchmarks do Gemma 4 31B IT and Olmo 2 0325 32b Instruct share?
11 benchmarks have published results for both models. Gemma 4 31B IT has 35 scored results on Noometry and Olmo 2 0325 32b Instruct has 16.