# Gemma 4 31B vs GLM-5.2

> Side-by-side benchmark comparison for Gemma 4 31B and GLM-5.2 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gemma-4-31b-vs-glm-5-2
- Last updated: September 14, 2026

- Shared sourced benchmarks: 3
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Evidence is too thin for a benchmark verdict: Gemma 4 31B and GLM-5.2 share only 3 sourced benchmark rows.

## Summary

- Only 3 shared sourced benchmark rows are available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.
- Gemma 4 31B has the lower published output-token price.
- GLM-5.2 has the larger published context window at 1M.

## Model Snapshot

| Property | Gemma 4 31B | GLM-5.2 |
|----------|----------|----------|
| Creator | Google | Z.AI |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 256K | 1M |
| Independent public score (not head-to-head) | 52.62 | 68.19 |
| Benchmarks Covered | 8 | 25 |
| Pricing (input/output) | $0.00 / $0.00 | $1.40 / $4.40 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Gemma 4 31B public-lane score: 45.5 (Estimated · #83/153)
- GLM-5.2 public-lane score: 58.5 (Supported · #29/153)

| Benchmark | Gemma 4 31B | GLM-5.2 | Winner |
|-----------|-----------|-----------|--------|
| Gert Labs | 35.26% | Coming soon | Coming soon |
| Terminal-Bench 3.0 | Coming soon | 4.6% | Coming soon |
| Terminal-Bench 2.0 | Coming soon | 81% | Coming soon |
| MCP Atlas | Coming soon | 76.8% | Coming soon |
| Toolathlon | Coming soon | 48.2% | Coming soon |
| ResearchClawBench | Coming soon | 20.7% | Coming soon |
| Terminal-Bench 2.1 (Vals) | Coming soon | 67.8% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Gemma 4 31B public-lane score: 42.4 (Supported · #106/152)
- GLM-5.2 public-lane score: 61 (Supported · #19/152)

| Benchmark | Gemma 4 31B | GLM-5.2 | Winner |
|-----------|-----------|-----------|--------|
| SWE-Rebench | 41.6% | Coming soon | Coming soon |
| React Native Evals | 75.2% | Coming soon | Coming soon |
| SWE-bench Pro | Coming soon | 62.1% | Coming soon |
| NL2Repo | Coming soon | 48.9% | Coming soon |
| Terminal-Bench 2.0 | Coming soon | 81.0% | Coming soon |
| ProgramBench | Coming soon | 63.7% | Coming soon |
| cursorBench32 | Coming soon | 55.0% | Coming soon |
| OpenHarmony Bench | Coming soon | 58.4% | Coming soon |
| LiveCodeBench (Vals) | Coming soon | 69.5% | Coming soon |
| SWE-bench (Vals) | Coming soon | 82.8% | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Gemma 4 31B public-lane score: 58.4 (#30/48)
- GLM-5.2 public-lane score: Coming soon

| Benchmark | Gemma 4 31B | GLM-5.2 | Winner |
|-----------|-----------|-----------|--------|
| MMMU-Pro | 76.9% | Coming soon | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Gemma 4 31B public-lane score: 68.9 (Unranked · 2 rankable rows)
- GLM-5.2 public-lane score: 74.8 (Unranked · 2 rankable rows)

| Benchmark | Gemma 4 31B | GLM-5.2 | Winner |
|-----------|-----------|-----------|--------|
| CritPt | Coming soon | 20.9% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- Gemma 4 31B public-lane score: 45.8 (Supported · #105/183)
- GLM-5.2 public-lane score: 60.7 (Supported · #35/183)

| Benchmark | Gemma 4 31B | GLM-5.2 | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 84.3% | 91.2% | GLM-5.2 |
| MMLU-Pro | 85.2% | Coming soon | Coming soon |
| HLE | 26.5% | 54.7% | GLM-5.2 |
| HLE w/o tools | 19.5% | 40.5% | GLM-5.2 |
| GPQA-D | Coming soon | 91.2% | Coming soon |
| GPQA Diamond (Vals) | Coming soon | 85.6% | Coming soon |
| MMLU-Pro (Vals) | Coming soon | 86.7% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Gemma 4 31B public-lane score: 92.8 (#12/123)
- GLM-5.2 public-lane score: 89.8 (#22/123)

### Mathematics

- Winner: Insufficient shared evidence
- Gemma 4 31B public-lane score: Coming soon
- GLM-5.2 public-lane score: 80.7 (Unranked · 4 rankable rows)

| Benchmark | Gemma 4 31B | GLM-5.2 | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | Coming soon | 99.2% | Coming soon |
| HMMT Nov 2025 | Coming soon | 94.4% | Coming soon |
| HMMT Feb 2026 | Coming soon | 92.5% | Coming soon |
| MMAnswerBench | Coming soon | 91.0% | Coming soon |

## FAQ

### Is there enough evidence to pick between Gemma 4 31B and GLM-5.2?

Not yet. The models share only 3 sourced benchmark rows, so this mirror reports the available measurements and metadata without naming a broad winner.

### What can I compare safely on this page?

Published pricing, context windows, model type, and individual shared benchmark rows are directly comparable. Independent overall scores and non-overlapping benchmark coverage are labeled separately and should not be read as a controlled head-to-head result.

## Related Comparisons

- [Gemma 4 31B vs Gemma 4 26B A4B](/compare/gemma-4-26b-a4b-vs-gemma-4-31b)
- [GLM-5.2 vs Gemma 4 26B A4B](/compare/gemma-4-26b-a4b-vs-glm-5-2)
- [Gemma 4 31B vs Gemma 4 12B](/compare/gemma-4-12b-vs-gemma-4-31b)
- [GLM-5.2 vs Gemma 4 12B](/compare/gemma-4-12b-vs-glm-5-2)

## Explore More

- [Gemma 4 31B profile](/models/gemma-4-31b)
- [GLM-5.2 profile](/models/glm-5-2)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)