Model comparison
Gemma 1.1 2b IT vs GLM-5.1
GLM-5.1 is the stronger model overall, scoring 47.6 to 28.8 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 0 categories and GLM-5.1 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where GLM-5.1 leads 67.2 to 25.3.
Side by side
| Gemma 1.1 2b IT | GLM-5.1 | |
|---|---|---|
| Provider | Z.ai (Zhipu) | |
| Noometry Index | 28.8 | 47.6 |
| Released | — | 2026-04-07 |
| Weights | Open | Open |
| Context window | — | 200K |
| Max output | — | 131K |
| Input $ / M tokens | — | $1.40 |
| Output $ / M tokens | — | $4.40 |
| Results tracked | 16 | 41 |
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Category by category
Coding GLM-5.1 leads
Gemma 1.1 2b IT: 29.6 (#294), GLM-5.1: 48.5 (#52)
| Benchmark | Gemma 1.1 2b IT | GLM-5.1 |
|---|---|---|
| LMArena Coding | 1034 | 1486 |
| SWE-bench Verified | — | 74.2% |
| LMArena WebDev | — | 1509 |
| SciCode | — | 43.8% |
| WeirdML | — | 57.1% |
| ALE-Bench | — | 887.1 |
| HumanEval+ | 17.7% | — |
| MBPP+ | 23.3% | — |
Agentic & Tool Use Not comparable
Gemma 1.1 2b IT: —, GLM-5.1: 24.8 (#106)
| Benchmark | Gemma 1.1 2b IT | GLM-5.1 |
|---|---|---|
| APEX-Agents | — | 40.9% |
| ExploitBench | — | 18.1% |
| GBAEval | — | 0% |
| Vending-Bench 2 | — | 5,634 |
Reasoning GLM-5.1 leads
Gemma 1.1 2b IT: 18.2 (#268), GLM-5.1: 38.2 (#57)
| Benchmark | Gemma 1.1 2b IT | GLM-5.1 |
|---|---|---|
| LMArena Hard Prompts | 1005 | 1472 |
| SimpleBench | — | 55.1% |
| NYT Connections (extended) | — | 77.7% |
| CritPt | — | 4.6% |
| Chess Puzzles | — | 19% |
| Thematic Generalization | — | 69.8% |
| Epoch Capabilities Index | — | 149.86 |
Math GLM-5.1 leads
Gemma 1.1 2b IT: 28.3 (#230), GLM-5.1: 49.0 (#48)
| Benchmark | Gemma 1.1 2b IT | GLM-5.1 |
|---|---|---|
| LMArena Math | 1047 | 1472 |
| FrontierMath (Tiers 1-3) | — | 36.8% |
| MathArena Final-Answer Competitions | — | 67.1% |
| OTIS Mock AIME 2024-2025 | — | 93.3% |
| ProofBench | — | 22.2% |
| FrontierMath (Feb 2025 set) | — | 33.4% |
| FrontierMath Tier 4 (v1) | — | 12.5% |
Knowledge GLM-5.1 leads
Gemma 1.1 2b IT: 26.0 (#255), GLM-5.1: 55.0 (#45)
| Benchmark | Gemma 1.1 2b IT | GLM-5.1 |
|---|---|---|
| LMArena Expert | 970 | 1477 |
| GPQA Diamond | — | 89.9% |
| SimpleQA Verified | — | 34% |
Multilingual GLM-5.1 leads
Gemma 1.1 2b IT: 24.7 (#284), GLM-5.1: 55.2 (#34)
| Benchmark | Gemma 1.1 2b IT | GLM-5.1 |
|---|---|---|
| LMArena Non-English | 988 | 1448 |
| LMArena Chinese | 1011 | 1516 |
| LMArena German | 944 | 1466 |
| LMArena Korean | 899 | 1423 |
| LMArena Russian | 990 | 1453 |
| LMArena French | — | 1478 |
| LMArena Japanese | — | 1436 |
| LMArena Spanish | — | 1467 |
Instruction Following GLM-5.1 leads
Gemma 1.1 2b IT: 50.1 (#294), GLM-5.1: 76.5 (#41)
| Benchmark | Gemma 1.1 2b IT | GLM-5.1 |
|---|---|---|
| LMArena Instruction Following | 992 | 1451 |
Long Context GLM-5.1 leads
Gemma 1.1 2b IT: 30.5 (#281), GLM-5.1: 44.9 (#51)
| Benchmark | Gemma 1.1 2b IT | GLM-5.1 |
|---|---|---|
| LMArena Longer Query | 1003 | 1467 |
Writing & Preference GLM-5.1 leads
Gemma 1.1 2b IT: 25.3 (#301), GLM-5.1: 67.2 (#29)
| Benchmark | Gemma 1.1 2b IT | GLM-5.1 |
|---|---|---|
| LMArena Text | 1022 | 1462 |
| LMArena Creative Writing | 998 | 1454 |
| LMArena Multi-Turn | 958 | 1473 |
| EQ-Bench Creative Writing | — | 1592 |
Frequently asked questions
Is Gemma 1.1 2b IT better than GLM-5.1?
GLM-5.1 is the stronger model overall, scoring 47.6 to 28.8 on the Noometry Index.
Is Gemma 1.1 2b IT or GLM-5.1 better for coding?
GLM-5.1 scores higher on coding benchmarks: 48.5 versus 29.6 in the Noometry coding category.
How many benchmarks do Gemma 1.1 2b IT and GLM-5.1 share?
14 benchmarks have published results for both models. Gemma 1.1 2b IT has 16 scored results on Noometry and GLM-5.1 has 41.