Model comparison
Gemma 2 27B vs GLM-4.5
GLM-4.5 is the stronger model overall, scoring 42.0 to 29.4 on the Noometry Index. Gemma 2 27B costs 1.5× less per token, which makes it the better buy when GLM-4.5's lead doesn't matter for your workload.
Last verified . 18 shared benchmarks.
Summary
- They share 18 benchmarks with published results for both. Gemma 2 27B scores higher in 0 categories and GLM-4.5 in 8 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in math, where GLM-4.5 leads 39.0 to 10.7.
- The biggest single-benchmark swing is Confabulations: 27.1% for Gemma 2 27B and 11.3% for GLM-4.5.
- Gemma 2 27B is cheaper at $0.65 / $0.65 per million input/output tokens, against $0.60 / $2.20 for GLM-4.5.
- GLM-4.5 accepts more context: 131K tokens versus 8K.
Side by side
| Gemma 2 27B | GLM-4.5 | |
|---|---|---|
| Provider | Z.ai (Zhipu) | |
| Noometry Index | 29.4 | 42.0 |
| Released | 2024-06-24 | 2025-07-27 |
| Weights | Open | Open |
| Context window | 8K | 131K |
| Max output | 2K | 98K |
| Input $ / M tokens | $0.65 | $0.60 |
| Output $ / M tokens | $0.65 | $2.20 |
| Results tracked | 34 | 27 |
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Category by category
Coding GLM-4.5 leads
Gemma 2 27B: 34.1 (#246), GLM-4.5: 41.4 (#125)
| Benchmark | Gemma 2 27B | GLM-4.5 |
|---|---|---|
| LMArena Coding | 1211 | 1434 |
| SWE-bench Verified (bash only) | — | 54.2% |
| WeirdML | — | 40.6% |
| BigCodeBench Instruct | 42.8% | — |
| LiveBench Coding | 36% | — |
| BigCodeBench Complete | 52.5% | — |
| ALE-Bench | — | 344.82 |
| AlgoTune | — | 1.52 |
Reasoning GLM-4.5 leads
Gemma 2 27B: 15.3 (#315), GLM-4.5: 28.6 (#100)
| Benchmark | Gemma 2 27B | GLM-4.5 |
|---|---|---|
| LMArena Hard Prompts | 1198 | 1429 |
| Kagi LLM Benchmark | — | 57.9% |
| LiveBench Reasoning | 28.1% | — |
| DTBench | 48% | — |
| LiveBench Data Analysis | 47.9% | — |
| LMCA | 7.1% | — |
| Epoch Capabilities Index | 122.08 | — |
| LiveBench | 38.2% | — |
Math GLM-4.5 leads
Gemma 2 27B: 10.7 (#311), GLM-4.5: 39.0 (#116)
| Benchmark | Gemma 2 27B | GLM-4.5 |
|---|---|---|
| LMArena Math | 1212 | 1427 |
| OTIS Mock AIME 2024-2025 | 1.4% | — |
| LiveBench Math | 26.5% | — |
| MATH Level 5 | 27.9% | — |
Knowledge GLM-4.5 leads
Gemma 2 27B: 19.0 (#280), GLM-4.5: 35.9 (#179)
| Benchmark | Gemma 2 27B | GLM-4.5 |
|---|---|---|
| Confabulations | 27.1% | 11.3% |
| LMArena Expert | 1172 | 1433 |
| GPQA Diamond | 36.5% | — |
| Humanity's Last Exam | — | 8.3% |
| MMLU | 75.7% | — |
Multilingual GLM-4.5 leads
Gemma 2 27B: 38.6 (#226), GLM-4.5: 52.8 (#77)
| Benchmark | Gemma 2 27B | GLM-4.5 |
|---|---|---|
| LMArena Non-English | 1217 | 1417 |
| LMArena Chinese | 1221 | 1465 |
| LMArena French | 1247 | 1418 |
| LMArena German | 1209 | 1407 |
| LMArena Japanese | 1175 | 1415 |
| LMArena Korean | 1174 | 1380 |
| LMArena Russian | 1234 | 1414 |
| LMArena Spanish | 1228 | 1454 |
Instruction Following GLM-4.5 leads
Gemma 2 27B: 60.5 (#249), GLM-4.5: 74.1 (#104)
| Benchmark | Gemma 2 27B | GLM-4.5 |
|---|---|---|
| LMArena Instruction Following | 1206 | 1404 |
| LiveBench Instruction Following | 58.1% | — |
Long Context Too close to call
Gemma 2 27B: 37.3 (#218), GLM-4.5: 38.2 (#201)
| Benchmark | Gemma 2 27B | GLM-4.5 |
|---|---|---|
| LMArena Longer Query | 1231 | 1412 |
| Fiction.LiveBench | — | 58.3% |
Writing & Preference GLM-4.5 leads
Gemma 2 27B: 44.2 (#225), GLM-4.5: 57.5 (#127)
| Benchmark | Gemma 2 27B | GLM-4.5 |
|---|---|---|
| LMArena Text | 1231 | 1430 |
| LMArena Creative Writing | 1241 | 1395 |
| LMArena Multi-Turn | 1224 | 1415 |
| Short-Story Creative Writing | — | 73.4% |
| EQ-Bench Creative Writing | — | 1343 |
| LiveBench Language | 32.6% | — |
Frequently asked questions
Is Gemma 2 27B better than GLM-4.5?
GLM-4.5 is the stronger model overall, scoring 42.0 to 29.4 on the Noometry Index. Gemma 2 27B costs 1.5× less per token, which makes it the better buy when GLM-4.5's lead doesn't matter for your workload.
Which is cheaper, Gemma 2 27B or GLM-4.5?
Gemma 2 27B is cheaper. It lists at $0.65 per million input tokens and $0.65 per million output tokens; GLM-4.5 lists at $0.60 and $2.20.
Is Gemma 2 27B or GLM-4.5 better for coding?
GLM-4.5 scores higher on coding benchmarks: 41.4 versus 34.1 in the Noometry coding category.
Which has the bigger context window?
GLM-4.5 does, with 131K tokens against 8K.
How many benchmarks do Gemma 2 27B and GLM-4.5 share?
18 benchmarks have published results for both models. Gemma 2 27B has 34 scored results on Noometry and GLM-4.5 has 27.