Model comparison
Gemma 3 1B vs GPT-5.5 Instant
GPT-5.5 Instant is the stronger model overall, scoring 42.7 to 21.1 on the Noometry Index.
Last verified . 3 shared benchmarks.
GoogleSummary
- They share 3 benchmarks with published results for both. Gemma 3 1B scores higher in 0 categories and GPT-5.5 Instant in 3 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where GPT-5.5 Instant leads 48.9 to 7.0.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 1.1% for Gemma 3 1B and 68.1% for GPT-5.5 Instant.
- Gemma 3 1B has downloadable open weights; the other is API-only.
Side by side
| Gemma 3 1B | GPT-5.5 Instant | |
|---|---|---|
| Provider | OpenAI | |
| Noometry Index | 21.1 | 42.7 |
| Released | 2025-03-12 | 2026-05-05 |
| Weights | Open | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 4 | 27 |
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Category by category
Coding Not comparable
Gemma 3 1B: —, GPT-5.5 Instant: 44.3 (#74)
| Benchmark | Gemma 3 1B | GPT-5.5 Instant |
|---|---|---|
| SciCode | — | 48.6% |
| LMArena Coding | — | 1433 |
Agentic & Tool Use Not comparable
Gemma 3 1B: 13.7 (#152), GPT-5.5 Instant: —
| Benchmark | Gemma 3 1B | GPT-5.5 Instant |
|---|---|---|
| Berkeley Function Calling Leaderboard | 7.2% | — |
Reasoning GPT-5.5 Instant leads
Gemma 3 1B: 19.2 (#264), GPT-5.5 Instant: 24.9 (#155)
| Benchmark | Gemma 3 1B | GPT-5.5 Instant |
|---|---|---|
| Chess Puzzles | 0% | 12% |
| CritPt | — | 0% |
| LMArena Hard Prompts | — | 1426 |
| Epoch Capabilities Index | — | 142.52 |
Math GPT-5.5 Instant leads
Gemma 3 1B: 10.2 (#316), GPT-5.5 Instant: 26.5 (#259)
| Benchmark | Gemma 3 1B | GPT-5.5 Instant |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.1% | 68.1% |
| FrontierMath (Tiers 1-3) | — | 26.3% |
| FrontierMath Tier 4 | — | 2.4% |
| LMArena Math | — | 1420 |
Knowledge GPT-5.5 Instant leads
Gemma 3 1B: 7.0 (#314), GPT-5.5 Instant: 48.9 (#74)
| Benchmark | Gemma 3 1B | GPT-5.5 Instant |
|---|---|---|
| GPQA Diamond | 19.9% | 82.5% |
| LMArena Expert | — | 1409 |
Multimodal Not comparable
Gemma 3 1B: —, GPT-5.5 Instant: 40.0 (#52)
| Benchmark | Gemma 3 1B | GPT-5.5 Instant |
|---|---|---|
| LMArena Vision | — | 1250 |
| LMArena Document | — | 1403 |
Multilingual Not comparable
Gemma 3 1B: —, GPT-5.5 Instant: 52.8 (#80)
| Benchmark | Gemma 3 1B | GPT-5.5 Instant |
|---|---|---|
| LMArena Non-English | — | 1417 |
| LMArena Chinese | — | 1456 |
| LMArena French | — | 1428 |
| LMArena German | — | 1411 |
| LMArena Japanese | — | 1408 |
| LMArena Korean | — | 1392 |
| LMArena Russian | — | 1431 |
| LMArena Spanish | — | 1429 |
Instruction Following Not comparable
Gemma 3 1B: —, GPT-5.5 Instant: 74.2 (#100)
| Benchmark | Gemma 3 1B | GPT-5.5 Instant |
|---|---|---|
| LMArena Instruction Following | — | 1406 |
Long Context Not comparable
Gemma 3 1B: —, GPT-5.5 Instant: 43.4 (#96)
| Benchmark | Gemma 3 1B | GPT-5.5 Instant |
|---|---|---|
| LMArena Longer Query | — | 1422 |
Writing & Preference Not comparable
Gemma 3 1B: —, GPT-5.5 Instant: 61.8 (#85)
| Benchmark | Gemma 3 1B | GPT-5.5 Instant |
|---|---|---|
| LMArena Text | — | 1419 |
| LMArena Creative Writing | — | 1419 |
| LMArena Multi-Turn | — | 1433 |
Frequently asked questions
Is Gemma 3 1B better than GPT-5.5 Instant?
GPT-5.5 Instant is the stronger model overall, scoring 42.7 to 21.1 on the Noometry Index.
How many benchmarks do Gemma 3 1B and GPT-5.5 Instant share?
3 benchmarks have published results for both models. Gemma 3 1B has 4 scored results on Noometry and GPT-5.5 Instant has 27.