Model comparison
Gemma 1.1 2b IT vs GPT-4.5
GPT-4.5 is the stronger model overall, scoring 37.2 to 29.3 on the Noometry Index.
Last verified . 14 shared benchmarks.
GoogleSummary
- They share 14 benchmarks with published results for both. Gemma 1.1 2b IT scores higher in 1 category and GPT-4.5 in 7 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where GPT-4.5 leads 56.9 to 25.1.
- Gemma 1.1 2b IT has downloadable open weights; the other is API-only.
Side by side
| Gemma 1.1 2b IT | GPT-4.5 | |
|---|---|---|
| Provider | OpenAI | |
| Noometry Index | 29.3 | 37.2 |
| Released | — | 2025-02-27 |
| Weights | Open | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 16 | 42 |
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Category by category
Coding GPT-4.5 leads
Gemma 1.1 2b IT: 30.1 (#299), GPT-4.5: 42.2 (#109)
| Benchmark | Gemma 1.1 2b IT | GPT-4.5 |
|---|---|---|
| LMArena Coding | 1034 | 1396 |
| Aider Polyglot | — | 44.9% |
| WeirdML | — | 39.4% |
| LiveBench Coding | — | 75.2% |
| HumanEval+ | 17.7% | — |
| MBPP+ | 23.3% | — |
Agentic & Tool Use Not comparable
Gemma 1.1 2b IT: —, GPT-4.5: 27.9 (#97)
| Benchmark | Gemma 1.1 2b IT | GPT-4.5 |
|---|---|---|
| Cybench | — | 17.5% |
Reasoning Gemma 1.1 2b IT leads
Gemma 1.1 2b IT: 19.1 (#270), GPT-4.5: 13.9 (#330)
| Benchmark | Gemma 1.1 2b IT | GPT-4.5 |
|---|---|---|
| LMArena Hard Prompts | 1005 | 1403 |
| ARC-AGI-2 | — | 0.8% |
| SimpleBench | — | 34.5% |
| ARC-AGI-1 | — | 10.3% |
| EnigmaEval | — | 3.2% |
| LiveBench Reasoning | — | 71.1% |
| LiveBench Data Analysis | — | 64.3% |
| Epoch Capabilities Index | — | 136.74 |
| ForecastBench | — | 61.7 |
| LiveBench | — | 69% |
Math GPT-4.5 leads
Gemma 1.1 2b IT: 30.8 (#232), GPT-4.5: 32.6 (#211)
| Benchmark | Gemma 1.1 2b IT | GPT-4.5 |
|---|---|---|
| LMArena Math | 1047 | 1412 |
| OTIS Mock AIME 2024-2025 | — | 37.8% |
| LiveBench Math | — | 69.3% |
| MATH Level 5 | — | 78.6% |
Knowledge GPT-4.5 leads
Gemma 1.1 2b IT: 26.5 (#258), GPT-4.5: 32.5 (#211)
| Benchmark | Gemma 1.1 2b IT | GPT-4.5 |
|---|---|---|
| LMArena Expert | 970 | 1394 |
| GPQA Diamond | — | 68.7% |
| Humanity's Last Exam | — | 5.4% |
| Confabulations | — | 13.6% |
Multimodal Not comparable
Gemma 1.1 2b IT: —, GPT-4.5: 37.6 (#71)
| Benchmark | Gemma 1.1 2b IT | GPT-4.5 |
|---|---|---|
| LMArena Vision | — | 1195 |
| VPCT | — | 45% |
Multilingual GPT-4.5 leads
Gemma 1.1 2b IT: 24.6 (#289), GPT-4.5: 52.5 (#83)
| Benchmark | Gemma 1.1 2b IT | GPT-4.5 |
|---|---|---|
| LMArena Non-English | 988 | 1413 |
| LMArena Chinese | 1012 | 1421 |
| LMArena German | 944 | 1457 |
| LMArena Korean | 899 | 1392 |
| LMArena Russian | 990 | 1419 |
| LMArena French | — | 1418 |
| LMArena Japanese | — | 1416 |
Instruction Following GPT-4.5 leads
Gemma 1.1 2b IT: 49.9 (#299), GPT-4.5: 72.6 (#134)
| Benchmark | Gemma 1.1 2b IT | GPT-4.5 |
|---|---|---|
| LMArena Instruction Following | 992 | 1404 |
| LiveBench Instruction Following | — | 72.3% |
Long Context GPT-4.5 leads
Gemma 1.1 2b IT: 30.6 (#286), GPT-4.5: 40.4 (#155)
| Benchmark | Gemma 1.1 2b IT | GPT-4.5 |
|---|---|---|
| LMArena Longer Query | 1003 | 1406 |
| Fiction.LiveBench | — | 63.9% |
Writing & Preference GPT-4.5 leads
Gemma 1.1 2b IT: 25.1 (#306), GPT-4.5: 56.9 (#134)
| Benchmark | Gemma 1.1 2b IT | GPT-4.5 |
|---|---|---|
| LMArena Text | 1022 | 1417 |
| LMArena Creative Writing | 998 | 1394 |
| LMArena Multi-Turn | 959 | 1444 |
| Short-Story Creative Writing | — | 75.6% |
| EQ-Bench Creative Writing | — | 1258 |
| LiveBench Language | — | 61.5% |
Frequently asked questions
Is Gemma 1.1 2b IT better than GPT-4.5?
GPT-4.5 is the stronger model overall, scoring 37.2 to 29.3 on the Noometry Index.
Is Gemma 1.1 2b IT or GPT-4.5 better for coding?
GPT-4.5 scores higher on coding benchmarks: 42.2 versus 30.1 in the Noometry coding category.
How many benchmarks do Gemma 1.1 2b IT and GPT-4.5 share?
14 benchmarks have published results for both models. Gemma 1.1 2b IT has 16 scored results on Noometry and GPT-4.5 has 42.