# Qwen3.8-27B vs Qwen3.8-Omni-Flash

> Side-by-side benchmark comparison for Qwen3.8-27B and Qwen3.8-Omni-Flash across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/qwen3-8-27b-vs-qwen3-8-omni-flash
- Last updated: September 18, 2026

- Shared sourced benchmarks: 17
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Pick Qwen3.8-27B if you want the stronger benchmark profile. Qwen3.8-Omni-Flash only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Qwen3.8-27B leads overall 64.29 to 63.
- The clearest category separation is in multimodal & grounded, where the averages are 79.8 for Qwen3.8-27B and 85.1 for Qwen3.8-Omni-Flash.
- The biggest single benchmark swing is DeepSWE in Coding, with scores of 42.2% and 57.8%.
- Qwen3.8-Omni-Flash is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- Qwen3.8-Omni-Flash also has the larger context window at 1M.

## Model Snapshot

| Property | Qwen3.8-27B | Qwen3.8-Omni-Flash |
|----------|----------|----------|
| Creator | Alibaba | Alibaba |
| Type | Open Weight | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 262K | 1M |
| Overall Score | 64.29 | null |
| Benchmarks Covered | 33 | 19 |
| Pricing (input/output) | $0.00 / $0.00 | Pricing unavailable / Pricing unavailable |

## Category Breakdown

### Agentic

- Winner: Coming soon
- Qwen3.8-27B public-lane score: 63.6 (Supported · #12/154)
- Qwen3.8-Omni-Flash public-lane score: Coming soon

| Benchmark | Qwen3.8-27B | Qwen3.8-Omni-Flash | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 73.0% | Coming soon | Coming soon |
| CoWorkBench | 70.7% | 75.3% | Qwen3.8-Omni-Flash |
| JobBench | 33.4% | Coming soon | Coming soon |
| Agents' Last Exam | 42.9% | Coming soon | Coming soon |
| OSWorld-Verified | 84.3% | Coming soon | Coming soon |
| WebArena-Verified | 64.8% | Coming soon | Coming soon |
| AndroidWorld | 81.9% | 87.1% | Qwen3.8-Omni-Flash |
| Terminal-Bench 2.1 (Vals) | 58.4% | Coming soon | Coming soon |

### Coding

- Winner: Coming soon
- Qwen3.8-27B public-lane score: 53.8 (Supported · #42/154)
- Qwen3.8-Omni-Flash public-lane score: 53.5 (Estimated · #45/154)

| Benchmark | Qwen3.8-27B | Qwen3.8-Omni-Flash | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 73.0% | Coming soon | Coming soon |
| SWE-bench Pro | 61.7% | 63.3% | Qwen3.8-Omni-Flash |
| NL2Repo | 42.3% | 48.9% | Qwen3.8-Omni-Flash |
| DeepSWE | 42.2% | 57.8% | Qwen3.8-Omni-Flash |
| LiveCodeBench v6 | 90.3% | 92.6% | Qwen3.8-Omni-Flash |
| VulcanBench v3 | 82.6% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 84.0% | Coming soon | Coming soon |
| SWE-bench (Vals) | 86.0% | Coming soon | Coming soon |
| SWE Multilingual | Coming soon | 80.5% | Coming soon |

### Multimodal & Grounded

- Winner: Coming soon
- Qwen3.8-27B public-lane score: 79.8 (#11/48)
- Qwen3.8-Omni-Flash public-lane score: 85.1 (Unranked · 7 rankable rows)

| Benchmark | Qwen3.8-27B | Qwen3.8-Omni-Flash | Winner |
|-----------|-----------|-----------|--------|
| MathVision | 90.0% | 91.8% | Qwen3.8-Omni-Flash |
| MathVision w/ Python | 94.6% | 96.2% | Qwen3.8-Omni-Flash |
| BabyVision | 65.7% | Coming soon | Coming soon |
| BabyVision w/ Python | 85.6% | Coming soon | Coming soon |
| Vision2Web | 62.9% | 62.9% | Tie |
| CharXiv w/o tools | 83.7% | 83.5% | Qwen3.8-27B |
| CharXiv | 90.2% | 91.4% | Qwen3.8-Omni-Flash |
| OmniDocBench 1.5 | 91.1% | Coming soon | Coming soon |
| RealWorldQA | 85.9% | 87.7% | Qwen3.8-Omni-Flash |
| ERQA | 65.5% | 71.0% | Qwen3.8-Omni-Flash |
| LVBench | Coming soon | 76.9% | Coming soon |

### Reasoning

- Winner: Coming soon
- Qwen3.8-27B public-lane score: 77.4 (#7/20)
- Qwen3.8-Omni-Flash public-lane score: Coming soon

### Knowledge

- Winner: Coming soon
- Qwen3.8-27B public-lane score: 54.1 (Supported · #59/184)
- Qwen3.8-Omni-Flash public-lane score: 54.9 (Estimated · #54/184)

| Benchmark | Qwen3.8-27B | Qwen3.8-Omni-Flash | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 89.2% | 91% | Qwen3.8-Omni-Flash |
| GPQA-D | 89.2% | 91.0% | Qwen3.8-Omni-Flash |
| HLE | 30.8% | 36.5% | Qwen3.8-Omni-Flash |
| HLE w/o tools | 30.8% | Coming soon | Coming soon |
| GPQA Diamond (Vals) | 88.9% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 84.3% | Coming soon | Coming soon |

### Instruction Following

- Winner: Qwen3.8-Omni-Flash
- Qwen3.8-27B public-lane score: 83.2 (#45/124)
- Qwen3.8-Omni-Flash public-lane score: 87.7 (#29/124)

| Benchmark | Qwen3.8-27B | Qwen3.8-Omni-Flash | Winner |
|-----------|-----------|-----------|--------|
| IFBench | 79.5% | 81.5% | Qwen3.8-Omni-Flash |

## FAQ

### Which is better overall, Qwen3.8-27B or Qwen3.8-Omni-Flash?

Qwen3.8-27B is ahead overall on BenchLM right now.

### Where is the biggest gap between Qwen3.8-27B and Qwen3.8-Omni-Flash?

The widest category gap is in multimodal & grounded, where the averages are 79.8 for Qwen3.8-27B and 85.1 for Qwen3.8-Omni-Flash.

### How many benchmarks does Qwen3.8-27B cover on BenchLM?

Qwen3.8-27B currently has 33 sourced benchmark scores on BenchLM.

### How many benchmarks does Qwen3.8-Omni-Flash cover on BenchLM?

Qwen3.8-Omni-Flash currently has 19 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Qwen3.8-27B vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-qwen3-8-27b)
- [Qwen3.8-Omni-Flash vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-qwen3-8-omni-flash)
- [Qwen3.8-27B vs GPT-6 Astra](/compare/gpt-6-astra-vs-qwen3-8-27b)
- [Qwen3.8-Omni-Flash vs GPT-6 Astra](/compare/gpt-6-astra-vs-qwen3-8-omni-flash)

## Explore More

- [Qwen3.8-27B profile](/models/qwen3-8-27b)
- [Qwen3.8-Omni-Flash profile](/models/qwen3-8-omni-flash)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)