# Hy4 preview vs MiMo-V2.5-Pro

> Side-by-side benchmark comparison for Hy4 preview and MiMo-V2.5-Pro across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/hy4-preview-vs-mimo-v2-5-pro
- Last updated: October 13, 2026

- Shared sourced benchmarks: 4
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Hy4 preview leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- Hy4 preview has the higher overall point estimate 60.86 to 52.44. Conditional score ranges do not establish rank confidence.
- The clearest category separation is in agentic, where the averages are 54.5 for Hy4 preview and 36.8 for MiMo-V2.5-Pro.
- The biggest single benchmark swing is HLE w/o tools in Knowledge, with scores of 43.4% and 34%.
- MiMo-V2.5-Pro is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.

## Model Snapshot

| Property | Hy4 preview | MiMo-V2.5-Pro |
|----------|----------|----------|
| Creator | Tencent | Xiaomi |
| Type | Open Weight | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 1M |
| Overall Score | 60.86 | 52.44 |
| Benchmarks Covered | 30 | 13 |
| Pricing (input/output) | $0.00 / $0.00 | Pricing unavailable / Pricing unavailable |

## Category Breakdown

### Agentic

- Winner: Directional only
- Hy4 preview public-lane score: 54.5 (Estimated · #37/123)
- MiMo-V2.5-Pro public-lane score: 36.8 (Supported · #69/123)

| Benchmark | Hy4 preview | MiMo-V2.5-Pro | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 85.4% | Coming soon | Coming soon |
| CyberGym | 78.4% | Coming soon | Coming soon |
| WideResearch | 83.9% | Coming soon | Coming soon |
| DRACO | 77.2% | Coming soon | Coming soon |
| MCP Atlas | 83.7% | Coming soon | Coming soon |
| Toolathlon-Verified | 74.1% | Coming soon | Coming soon |
| APEX-Agents | 37.1% | Coming soon | Coming soon |
| skillsBench | 62.9% | Coming soon | Coming soon |
| JobBench | 61.7% | Coming soon | Coming soon |
| Agents' Last Exam | 22.8% | Coming soon | Coming soon |
| AutomationBench | 32.1% | Coming soon | Coming soon |
| BankerToolBench | 78.6% | Coming soon | Coming soon |
| HLE w/ tools | 55.4% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 55.1% | 57.3% | MiMo-V2.5-Pro |
| CWE-bench v1 | 53.0% | Coming soon | Coming soon |
| Claw-Eval | Coming soon | 63.8% | Coming soon |
| τ³-bench results | Coming soon | 72.9% | Coming soon |
| Terminal-Bench 2.0 | Coming soon | 68.4% | Coming soon |
| Gert Labs | Coming soon | 62.70% | Coming soon |

### Coding

- Winner: Hy4 preview
- Hy4 preview public-lane score: 57.1 (Supported · #26/148)
- MiMo-V2.5-Pro public-lane score: 43.6 (Supported · #56/148)

| Benchmark | Hy4 preview | MiMo-V2.5-Pro | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 85.4% | Coming soon | Coming soon |
| SWE-bench Pro | 65.7% | 57.2% | Hy4 preview |
| SWE Multilingual | 82.9% | Coming soon | Coming soon |
| DeepSWE | 64.3% | Coming soon | Coming soon |
| NL2Repo | 58.9% | Coming soon | Coming soon |
| ProgramBench | 17.5% | Coming soon | Coming soon |
| PostTrain Bench | 35.6% | Coming soon | Coming soon |
| sweMarathon | 31.9% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | Coming soon | 68.4% | Coming soon |
| LiveCodeBench (Vals) | Coming soon | 81.4% | Coming soon |
| SWE-bench (Vals) | Coming soon | 74.0% | Coming soon |

### Reasoning

- Winner: Not comparable
- Hy4 preview public-lane score: Coming soon
- MiMo-V2.5-Pro public-lane score: 80.6 (Unranked · 2 rankable rows)

| Benchmark | Hy4 preview | MiMo-V2.5-Pro | Winner |
|-----------|-----------|-----------|--------|
| CritPt | 16.9% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- Hy4 preview public-lane score: 88.3 (Unranked · 1 rankable row)
- MiMo-V2.5-Pro public-lane score: Coming soon

| Benchmark | Hy4 preview | MiMo-V2.5-Pro | Winner |
|-----------|-----------|-----------|--------|
| OfficeQA Pro | 66.2% | Coming soon | Coming soon |

### Knowledge

- Winner: Directional only
- Hy4 preview public-lane score: 63.6 (Estimated · #39/180)
- MiMo-V2.5-Pro public-lane score: 51.8 (Supported · #70/180)

| Benchmark | Hy4 preview | MiMo-V2.5-Pro | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 92.3% | Coming soon | Coming soon |
| GPQA-D | 92.3% | Coming soon | Coming soon |
| HLE | 55.4% | 48% | Hy4 preview |
| HLE w/o tools | 43.4% | 34% | Hy4 preview |
| GPQA Diamond (Vals) | Coming soon | 82.6% | Coming soon |
| MMLU-Pro (Vals) | Coming soon | 84.6% | Coming soon |

### Instruction Following

- Winner: Not comparable
- Hy4 preview public-lane score: Coming soon
- MiMo-V2.5-Pro public-lane score: 93.8 (#7/127)

### Mathematics

- Winner: Not comparable
- Hy4 preview public-lane score: Coming soon
- MiMo-V2.5-Pro public-lane score: Coming soon

| Benchmark | Hy4 preview | MiMo-V2.5-Pro | Winner |
|-----------|-----------|-----------|--------|
| Apex | 74.2% | Coming soon | Coming soon |

## FAQ

### Which is better overall, Hy4 preview or MiMo-V2.5-Pro?

Hy4 preview has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### Where is the biggest gap between Hy4 preview and MiMo-V2.5-Pro?

The widest category gap is in agentic, where the averages are 54.5 for Hy4 preview and 36.8 for MiMo-V2.5-Pro.

### How many benchmarks does Hy4 preview cover on BenchLM?

Hy4 preview currently has 30 sourced benchmark scores on BenchLM.

### How many benchmarks does MiMo-V2.5-Pro cover on BenchLM?

MiMo-V2.5-Pro currently has 13 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Hy4 preview vs MiMo-V2.5](/compare/hy4-preview-vs-mimo-v2-5)
- [MiMo-V2.5-Pro vs MiMo-V2.5](/compare/mimo-v2-5-vs-mimo-v2-5-pro)
- [Hy4 preview vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-hy4-preview)
- [MiMo-V2.5-Pro vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-mimo-v2-5-pro)

## Explore More

- [Hy4 preview profile](/models/hy4-preview)
- [MiMo-V2.5-Pro profile](/models/mimo-v2-5-pro)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)