Model comparison
Gemma 3 1B vs GPT-5.3 Chat
GPT-5.3 Chat is the stronger model overall, scoring 42.1 to 20.7 on the Noometry Index.
Last verified . 0 shared benchmarks.
GoogleSummary
- The widest gap is in knowledge, where GPT-5.3 Chat leads 38.2 to 7.1.
- Gemma 3 1B has downloadable open weights; the other is API-only.
Side by side
| Gemma 3 1B | GPT-5.3 Chat | |
|---|---|---|
| Provider | OpenAI | |
| Noometry Index | 20.7 | 42.1 |
| Released | 2025-03-12 | 2026-03-03 |
| Weights | Open | Proprietary |
| Context window | — | 128K |
| Max output | — | 16K |
| Input $ / M tokens | — | $1.75 |
| Output $ / M tokens | — | $14 |
| Results tracked | 4 | 18 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding Not comparable
Gemma 3 1B: —, GPT-5.3 Chat: 40.8 (#124)
| Benchmark | Gemma 3 1B | GPT-5.3 Chat |
|---|---|---|
| LMArena Coding | — | 1408 |
Agentic & Tool Use Not comparable
Gemma 3 1B: 13.5 (#144), GPT-5.3 Chat: —
| Benchmark | Gemma 3 1B | GPT-5.3 Chat |
|---|---|---|
| Berkeley Function Calling Leaderboard | 7.2% | — |
Reasoning GPT-5.3 Chat leads
Gemma 3 1B: 18.5 (#260), GPT-5.3 Chat: 27.3 (#105)
| Benchmark | Gemma 3 1B | GPT-5.3 Chat |
|---|---|---|
| Chess Puzzles | 0% | — |
| LMArena Hard Prompts | — | 1399 |
Math GPT-5.3 Chat leads
Gemma 3 1B: 9.6 (#310), GPT-5.3 Chat: 35.4 (#146)
| Benchmark | Gemma 3 1B | GPT-5.3 Chat |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.1% | — |
| LMArena Math | — | 1389 |
Knowledge GPT-5.3 Chat leads
Gemma 3 1B: 7.1 (#309), GPT-5.3 Chat: 38.2 (#137)
| Benchmark | Gemma 3 1B | GPT-5.3 Chat |
|---|---|---|
| GPQA Diamond | 19.9% | — |
| LMArena Expert | — | 1397 |
Multilingual Not comparable
Gemma 3 1B: —, GPT-5.3 Chat: 50.5 (#119)
| Benchmark | Gemma 3 1B | GPT-5.3 Chat |
|---|---|---|
| LMArena Non-English | — | 1383 |
| LMArena Chinese | — | 1433 |
| LMArena French | — | 1398 |
| LMArena German | — | 1384 |
| LMArena Japanese | — | 1351 |
| LMArena Korean | — | 1347 |
| LMArena Russian | — | 1400 |
| LMArena Spanish | — | 1371 |
Instruction Following Not comparable
Gemma 3 1B: —, GPT-5.3 Chat: 73.0 (#124)
| Benchmark | Gemma 3 1B | GPT-5.3 Chat |
|---|---|---|
| LMArena Instruction Following | — | 1378 |
Long Context Not comparable
Gemma 3 1B: —, GPT-5.3 Chat: 42.6 (#115)
| Benchmark | Gemma 3 1B | GPT-5.3 Chat |
|---|---|---|
| LMArena Longer Query | — | 1396 |
Writing & Preference Not comparable
Gemma 3 1B: —, GPT-5.3 Chat: 63.3 (#65)
| Benchmark | Gemma 3 1B | GPT-5.3 Chat |
|---|---|---|
| LMArena Text | — | 1389 |
| LMArena Creative Writing | — | 1356 |
| EQ-Bench Creative Writing | — | 1690 |
| LMArena Multi-Turn | — | 1413 |
Frequently asked questions
Is Gemma 3 1B better than GPT-5.3 Chat?
GPT-5.3 Chat is the stronger model overall, scoring 42.1 to 20.7 on the Noometry Index.
How many benchmarks do Gemma 3 1B and GPT-5.3 Chat share?
0 benchmarks have published results for both models. Gemma 3 1B has 4 scored results on Noometry and GPT-5.3 Chat has 18.