Model comparison
Gemma 1.1 2b IT vs Step 3.5 Flash
Step 3.5 Flash is the stronger model overall, scoring 42.3 to 29.3 on the Noometry Index.
Last verified . 14 shared benchmarks.
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StepFunSummary
- They share 14 benchmarks with published results for both. Gemma 1.1 2b IT scores higher in 0 categories and Step 3.5 Flash in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Step 3.5 Flash leads 58.8 to 25.1.
Side by side
| Gemma 1.1 2b IT | Step 3.5 Flash | |
|---|---|---|
| Provider | StepFun | |
| Noometry Index | 29.3 | 42.3 |
| Released | — | 2026-01-29 |
| Weights | Open | Open |
| Context window | — | 256K |
| Max output | — | 256K |
| Input $ / M tokens | — | $0.10 |
| Output $ / M tokens | — | $0.30 |
| Results tracked | 16 | 19 |
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Category by category
Coding Step 3.5 Flash leads
Gemma 1.1 2b IT: 30.1 (#299), Step 3.5 Flash: 42.4 (#105)
| Benchmark | Gemma 1.1 2b IT | Step 3.5 Flash |
|---|---|---|
| LMArena Coding | 1034 | 1436 |
| HumanEval+ | 17.7% | — |
| MBPP+ | 23.3% | — |
Reasoning Step 3.5 Flash leads
Gemma 1.1 2b IT: 19.1 (#270), Step 3.5 Flash: 22.2 (#202)
| Benchmark | Gemma 1.1 2b IT | Step 3.5 Flash |
|---|---|---|
| LMArena Hard Prompts | 1005 | 1411 |
| NYT Connections (extended) | — | 28.4% |
Math Step 3.5 Flash leads
Gemma 1.1 2b IT: 30.8 (#232), Step 3.5 Flash: 42.6 (#84)
| Benchmark | Gemma 1.1 2b IT | Step 3.5 Flash |
|---|---|---|
| LMArena Math | 1047 | 1408 |
| MathArena Final-Answer Competitions | — | 66.8% |
Knowledge Step 3.5 Flash leads
Gemma 1.1 2b IT: 26.5 (#258), Step 3.5 Flash: 39.6 (#132)
| Benchmark | Gemma 1.1 2b IT | Step 3.5 Flash |
|---|---|---|
| LMArena Expert | 970 | 1421 |
Multilingual Step 3.5 Flash leads
Gemma 1.1 2b IT: 24.6 (#289), Step 3.5 Flash: 50.5 (#119)
| Benchmark | Gemma 1.1 2b IT | Step 3.5 Flash |
|---|---|---|
| LMArena Non-English | 988 | 1385 |
| LMArena Chinese | 1012 | 1447 |
| LMArena German | 944 | 1405 |
| LMArena Korean | 899 | 1352 |
| LMArena Russian | 990 | 1385 |
| LMArena French | — | 1421 |
| LMArena Japanese | — | 1354 |
| LMArena Spanish | — | 1419 |
Instruction Following Step 3.5 Flash leads
Gemma 1.1 2b IT: 49.9 (#299), Step 3.5 Flash: 73.1 (#124)
| Benchmark | Gemma 1.1 2b IT | Step 3.5 Flash |
|---|---|---|
| LMArena Instruction Following | 992 | 1385 |
Long Context Step 3.5 Flash leads
Gemma 1.1 2b IT: 30.6 (#286), Step 3.5 Flash: 42.8 (#117)
| Benchmark | Gemma 1.1 2b IT | Step 3.5 Flash |
|---|---|---|
| LMArena Longer Query | 1003 | 1402 |
Writing & Preference Step 3.5 Flash leads
Gemma 1.1 2b IT: 25.1 (#306), Step 3.5 Flash: 58.8 (#113)
| Benchmark | Gemma 1.1 2b IT | Step 3.5 Flash |
|---|---|---|
| LMArena Text | 1022 | 1403 |
| LMArena Creative Writing | 998 | 1357 |
| LMArena Multi-Turn | 959 | 1405 |
Frequently asked questions
Is Gemma 1.1 2b IT better than Step 3.5 Flash?
Step 3.5 Flash is the stronger model overall, scoring 42.3 to 29.3 on the Noometry Index.
Is Gemma 1.1 2b IT or Step 3.5 Flash better for coding?
Step 3.5 Flash scores higher on coding benchmarks: 42.4 versus 30.1 in the Noometry coding category.
How many benchmarks do Gemma 1.1 2b IT and Step 3.5 Flash share?
14 benchmarks have published results for both models. Gemma 1.1 2b IT has 16 scored results on Noometry and Step 3.5 Flash has 19.