Model comparison
Gemma 4 31B IT vs Phi 3 Mini 128k Instruct
Gemma 4 31B IT is the stronger model overall, scoring 43.5 to 29.7 on the Noometry Index.
Last verified . 14 shared benchmarks.
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MicrosoftSummary
- They share 14 benchmarks with published results for both. Gemma 4 31B IT scores higher in 8 categories and Phi 3 Mini 128k Instruct in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Gemma 4 31B IT leads 60.5 to 27.1.
Side by side
| Gemma 4 31B IT | Phi 3 Mini 128k Instruct | |
|---|---|---|
| Provider | Microsoft | |
| Noometry Index | 43.5 | 29.7 |
| Released | 2026-04-02 | 2024-04-23 |
| Weights | Open | Open |
| Context window | 262K | — |
| Max output | 33K | — |
| Input $ / M tokens | $0.09 | — |
| Output $ / M tokens | $0.34 | — |
| Results tracked | 35 | 19 |
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Category by category
Coding Gemma 4 31B IT leads
Gemma 4 31B IT: 42.3 (#108), Phi 3 Mini 128k Instruct: 28.8 (#312)
| Benchmark | Gemma 4 31B IT | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Coding | 1459 | 1039 |
| LMArena WebDev | 1366 | — |
| SciCode | 43.4% | — |
| WeirdML | 52.3% | — |
| BigCodeBench Instruct | — | 29.6% |
| BigCodeBench Complete | — | 40.6% |
| ALE-Bench | 925.5 | — |
Reasoning Gemma 4 31B IT leads
Gemma 4 31B IT: 27.2 (#122), Phi 3 Mini 128k Instruct: 19.6 (#256)
| Benchmark | Gemma 4 31B IT | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Hard Prompts | 1448 | 1028 |
| 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: 43.2 (#81), Phi 3 Mini 128k Instruct: 31.6 (#222)
| Benchmark | Gemma 4 31B IT | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Math | 1465 | 1089 |
| OTIS Mock AIME 2024-2025 | 73.3% | — |
Knowledge Gemma 4 31B IT leads
Gemma 4 31B IT: 37.9 (#151), Phi 3 Mini 128k Instruct: 26.8 (#254)
| Benchmark | Gemma 4 31B IT | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Expert | 1465 | 984 |
| GPQA Diamond | 75.8% | — |
| SimpleQA Verified | 10.4% | — |
| Vectara Hallucination Rate | 7.4% | — |
Multimodal Not comparable
Gemma 4 31B IT: 41.6 (#34), Phi 3 Mini 128k Instruct: —
| Benchmark | Gemma 4 31B IT | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Vision | 1277 | — |
| LMArena Document | 1425 | — |
Multilingual Gemma 4 31B IT leads
Gemma 4 31B IT: 53.8 (#57), Phi 3 Mini 128k Instruct: 25.2 (#285)
| Benchmark | Gemma 4 31B IT | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Non-English | 1431 | 1000 |
| LMArena Chinese | 1476 | 1016 |
| LMArena French | 1435 | 1039 |
| LMArena Russian | 1460 | 1004 |
| LMArena Spanish | 1444 | 1059 |
| LMArena German | — | 1006 |
| LMArena Japanese | — | 899 |
| LMArena Korean | — | 856 |
Instruction Following Gemma 4 31B IT leads
Gemma 4 31B IT: 75.5 (#61), Phi 3 Mini 128k Instruct: 51.8 (#294)
| Benchmark | Gemma 4 31B IT | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Instruction Following | 1433 | 1023 |
Long Context Gemma 4 31B IT leads
Gemma 4 31B IT: 44.2 (#71), Phi 3 Mini 128k Instruct: 30.4 (#289)
| Benchmark | Gemma 4 31B IT | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Longer Query | 1446 | 996 |
Writing & Preference Gemma 4 31B IT leads
Gemma 4 31B IT: 60.5 (#96), Phi 3 Mini 128k Instruct: 27.1 (#301)
| Benchmark | Gemma 4 31B IT | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Text | 1443 | 1050 |
| LMArena Creative Writing | 1415 | 1024 |
| LMArena Multi-Turn | 1452 | 989 |
| EQ-Bench Creative Writing | 1368 | — |
| EQ-Bench 4 | 1120 | — |
Frequently asked questions
Is Gemma 4 31B IT better than Phi 3 Mini 128k Instruct?
Gemma 4 31B IT is the stronger model overall, scoring 43.5 to 29.7 on the Noometry Index.
Is Gemma 4 31B IT or Phi 3 Mini 128k Instruct better for coding?
Gemma 4 31B IT scores higher on coding benchmarks: 42.3 versus 28.8 in the Noometry coding category.
How many benchmarks do Gemma 4 31B IT and Phi 3 Mini 128k Instruct share?
14 benchmarks have published results for both models. Gemma 4 31B IT has 35 scored results on Noometry and Phi 3 Mini 128k Instruct has 19.