# Ornith-1.5-397B vs Qwen3.8-27B

> Side-by-side benchmark comparison for Ornith-1.5-397B and Qwen3.8-27B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/ornith-1-5-397b-vs-qwen3-8-27b
- Last updated: October 2, 2026

- Shared sourced benchmarks: 9
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Ornith-1.5-397B leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- Ornith-1.5-397B has the higher overall point estimate 62.72 to 57.58. Conditional score ranges do not establish rank confidence.
- The clearest category separation is in knowledge, where the averages are 63.3 for Ornith-1.5-397B and 49.5 for Qwen3.8-27B.
- The biggest single benchmark swing is NL2Repo in Coding, with scores of 59.5% and 42.3%.

## Model Snapshot

| Property | Ornith-1.5-397B | Qwen3.8-27B |
|----------|----------|----------|
| Creator | Ornith AI | Alibaba |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 262K | 262K |
| Overall Score | 62.72 | 57.58 |
| Benchmarks Covered | 18 | 33 |
| Pricing (input/output) | $0.00 / $0.00 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Directional only
- Ornith-1.5-397B public-lane score: 56.8 (Estimated · #29/119)
- Qwen3.8-27B public-lane score: 61.3 (Supported · #18/119)

| Benchmark | Ornith-1.5-397B | Qwen3.8-27B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 86.1% | 73.0% | Ornith-1.5-397B |
| HLE w/ tools | 56.1% | Coming soon | Coming soon |
| MCP Atlas | 80% | Coming soon | Coming soon |
| Toolathlon-Verified | 71.2% | Coming soon | Coming soon |
| WideResearch | 80.8% | Coming soon | Coming soon |
| BrowseComp | 86.6% | Coming soon | Coming soon |
| Claw-Eval | 81.4% | Coming soon | Coming soon |
| CoWorkBench | Coming soon | 70.7% | Coming soon |
| JobBench | Coming soon | 33.4% | Coming soon |
| Agents' Last Exam | Coming soon | 42.9% | Coming soon |
| OSWorld-Verified | Coming soon | 84.3% | Coming soon |
| WebArena-Verified | Coming soon | 64.8% | Coming soon |
| AndroidWorld | Coming soon | 81.9% | Coming soon |
| Terminal-Bench 2.1 (Vals) | Coming soon | 58.4% | Coming soon |

### Coding

- Winner: Directional only
- Ornith-1.5-397B public-lane score: 54.7 (Estimated · #34/144)
- Qwen3.8-27B public-lane score: 48.8 (Supported · #47/144)

| Benchmark | Ornith-1.5-397B | Qwen3.8-27B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 86.1% | 73.0% | Ornith-1.5-397B |
| SWE-bench Verified | 86% | Coming soon | Coming soon |
| SWE-bench Pro | 65.1% | 61.7% | Ornith-1.5-397B |
| SWE Multilingual | 79.6% | Coming soon | Coming soon |
| DeepSWE | 56.0% | 42.2% | Ornith-1.5-397B |
| frontierBench | 13.5% | Coming soon | Coming soon |
| NL2Repo | 59.5% | 42.3% | Ornith-1.5-397B |
| LiveCodeBench v6 | Coming soon | 90.3% | Coming soon |
| VulcanBench v3 | Coming soon | 82.6% | Coming soon |
| LiveCodeBench (Vals) | Coming soon | 84.0% | Coming soon |
| SWE-bench (Vals) | Coming soon | 86.0% | Coming soon |

### Reasoning

- Winner: Not comparable
- Ornith-1.5-397B public-lane score: Coming soon
- Qwen3.8-27B public-lane score: 78.7 (#9/27)

### Multimodal & Grounded

- Winner: Not comparable
- Ornith-1.5-397B public-lane score: Coming soon
- Qwen3.8-27B public-lane score: 80.9 (#11/49)

| Benchmark | Ornith-1.5-397B | Qwen3.8-27B | Winner |
|-----------|-----------|-----------|--------|
| MathVision | Coming soon | 90.0% | Coming soon |
| MathVision w/ Python | Coming soon | 94.6% | Coming soon |
| BabyVision | Coming soon | 65.7% | Coming soon |
| BabyVision w/ Python | Coming soon | 85.6% | Coming soon |
| Vision2Web | Coming soon | 62.9% | Coming soon |
| CharXiv w/o tools | Coming soon | 83.7% | Coming soon |
| CharXiv | Coming soon | 90.2% | Coming soon |
| OmniDocBench 1.5 | Coming soon | 91.1% | Coming soon |
| RealWorldQA | Coming soon | 85.9% | Coming soon |
| ERQA | Coming soon | 65.5% | Coming soon |

### Knowledge

- Winner: Directional only
- Ornith-1.5-397B public-lane score: 63.3 (Estimated · #36/171)
- Qwen3.8-27B public-lane score: 49.5 (Supported · #67/171)

| Benchmark | Ornith-1.5-397B | Qwen3.8-27B | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 92.8% | 89.2% | Ornith-1.5-397B |
| GPQA-D | 92.8% | 89.2% | Ornith-1.5-397B |
| HLE | 44.6% | 30.8% | Ornith-1.5-397B |
| HLE w/o tools | 44.6% | 30.8% | Ornith-1.5-397B |
| GPQA Diamond (Vals) | Coming soon | 88.9% | Coming soon |
| MMLU-Pro (Vals) | Coming soon | 84.3% | Coming soon |

### Instruction Following

- Winner: Not comparable
- Ornith-1.5-397B public-lane score: Coming soon
- Qwen3.8-27B public-lane score: 82.5 (#49/125)

| Benchmark | Ornith-1.5-397B | Qwen3.8-27B | Winner |
|-----------|-----------|-----------|--------|
| IFBench | Coming soon | 79.5% | Coming soon |

## FAQ

### Which is better overall, Ornith-1.5-397B or Qwen3.8-27B?

Ornith-1.5-397B has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### Where is the biggest gap between Ornith-1.5-397B and Qwen3.8-27B?

The widest category gap is in knowledge, where the averages are 63.3 for Ornith-1.5-397B and 49.5 for Qwen3.8-27B.

### How many benchmarks does Ornith-1.5-397B cover on BenchLM?

Ornith-1.5-397B currently has 18 sourced benchmark scores on BenchLM.

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

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

## Related Comparisons

- [Ornith-1.5-397B vs Ornith-1.5-35B-A3B](/compare/ornith-1-5-35b-a3b-vs-ornith-1-5-397b)
- [Qwen3.8-27B vs Ornith-1.5-35B-A3B](/compare/ornith-1-5-35b-a3b-vs-qwen3-8-27b)
- [Ornith-1.5-397B vs Ornith-1.5-9B](/compare/ornith-1-5-397b-vs-ornith-1-5-9b)
- [Qwen3.8-27B vs Ornith-1.5-9B](/compare/ornith-1-5-9b-vs-qwen3-8-27b)

## Explore More

- [Ornith-1.5-397B profile](/models/ornith-1-5-397b)
- [Qwen3.8-27B profile](/models/qwen3-8-27b)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)