Model comparison
Gemma 3n E4b IT vs GPT-5.3 Chat
GPT-5.3 Chat is the stronger model overall, scoring 42.8 to 37.3 on the Noometry Index.
Last verified . 17 shared benchmarks.
GoogleSummary
- They share 17 benchmarks with published results for both. Gemma 3n E4b IT scores higher in 0 categories and GPT-5.3 Chat in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where GPT-5.3 Chat leads 63.1 to 50.1.
- Gemma 3n E4b IT has downloadable open weights; the other is API-only.
Side by side
| Gemma 3n E4b IT | GPT-5.3 Chat | |
|---|---|---|
| Provider | OpenAI | |
| Noometry Index | 37.3 | 42.8 |
| Released | — | 2026-03-03 |
| Weights | Open | Proprietary |
| Context window | — | 128K |
| Max output | — | 16K |
| Input $ / M tokens | — | $1.75 |
| Output $ / M tokens | — | $14 |
| Results tracked | 18 | 18 |
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Category by category
Coding GPT-5.3 Chat leads
Gemma 3n E4b IT: 37.0 (#198), GPT-5.3 Chat: 41.4 (#124)
| Benchmark | Gemma 3n E4b IT | GPT-5.3 Chat |
|---|---|---|
| LMArena Coding | 1268 | 1408 |
Reasoning GPT-5.3 Chat leads
Gemma 3n E4b IT: 19.9 (#247), GPT-5.3 Chat: 28.5 (#102)
| Benchmark | Gemma 3n E4b IT | GPT-5.3 Chat |
|---|---|---|
| LMArena Hard Prompts | 1284 | 1399 |
| Kagi LLM Benchmark | 31.5% | — |
Math GPT-5.3 Chat leads
Gemma 3n E4b IT: 35.1 (#188), GPT-5.3 Chat: 38.2 (#142)
| Benchmark | Gemma 3n E4b IT | GPT-5.3 Chat |
|---|---|---|
| LMArena Math | 1251 | 1389 |
Knowledge GPT-5.3 Chat leads
Gemma 3n E4b IT: 34.2 (#198), GPT-5.3 Chat: 38.8 (#140)
| Benchmark | Gemma 3n E4b IT | GPT-5.3 Chat |
|---|---|---|
| LMArena Expert | 1246 | 1397 |
Multilingual GPT-5.3 Chat leads
Gemma 3n E4b IT: 43.4 (#183), GPT-5.3 Chat: 50.3 (#124)
| Benchmark | Gemma 3n E4b IT | GPT-5.3 Chat |
|---|---|---|
| LMArena Non-English | 1285 | 1382 |
| LMArena Chinese | 1309 | 1432 |
| LMArena French | 1330 | 1397 |
| LMArena German | 1311 | 1384 |
| LMArena Japanese | 1272 | 1352 |
| LMArena Korean | 1259 | 1346 |
| LMArena Russian | 1288 | 1400 |
| LMArena Spanish | 1305 | 1371 |
Instruction Following GPT-5.3 Chat leads
Gemma 3n E4b IT: 66.1 (#210), GPT-5.3 Chat: 72.8 (#129)
| Benchmark | Gemma 3n E4b IT | GPT-5.3 Chat |
|---|---|---|
| LMArena Instruction Following | 1255 | 1378 |
Long Context GPT-5.3 Chat leads
Gemma 3n E4b IT: 38.7 (#191), GPT-5.3 Chat: 42.6 (#120)
| Benchmark | Gemma 3n E4b IT | GPT-5.3 Chat |
|---|---|---|
| LMArena Longer Query | 1276 | 1396 |
Writing & Preference GPT-5.3 Chat leads
Gemma 3n E4b IT: 50.1 (#186), GPT-5.3 Chat: 63.1 (#68)
| Benchmark | Gemma 3n E4b IT | GPT-5.3 Chat |
|---|---|---|
| LMArena Text | 1306 | 1389 |
| LMArena Creative Writing | 1287 | 1355 |
| LMArena Multi-Turn | 1276 | 1412 |
| EQ-Bench Creative Writing | — | 1690 |
Frequently asked questions
Is Gemma 3n E4b IT better than GPT-5.3 Chat?
GPT-5.3 Chat is the stronger model overall, scoring 42.8 to 37.3 on the Noometry Index.
Is Gemma 3n E4b IT or GPT-5.3 Chat better for coding?
GPT-5.3 Chat scores higher on coding benchmarks: 41.4 versus 37.0 in the Noometry coding category.
How many benchmarks do Gemma 3n E4b IT and GPT-5.3 Chat share?
17 benchmarks have published results for both models. Gemma 3n E4b IT has 18 scored results on Noometry and GPT-5.3 Chat has 18.