# Granite 4.2 8B vs Solar Open 2

> Side-by-side benchmark comparison for Granite 4.2 8B and Solar Open 2 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/granite-4-2-8b-vs-solar-open-2
- Last updated: September 10, 2026

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

## Quick Verdict

Pick Granite 4.2 8B if you want the stronger benchmark profile. Solar Open 2 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Granite 4.2 8B leads overall 38.51 to 0.
- The biggest single benchmark swing is SWE-bench Verified in Coding, with scores of 47.7% and 70.4%.
- Solar Open 2 also has the larger context window at 1M.

## Model Snapshot

| Property | Granite 4.2 8B | Solar Open 2 |
|----------|----------|----------|
| Creator | IBM | Upstage |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 128K | 1M |
| Overall Score | 38.51 | null |
| Benchmarks Covered | 14 | 11 |
| Pricing (input/output) | $0.00 / $0.00 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Coming soon
- Granite 4.2 8B public-lane score: 31.8 (Estimated · #138/152)
- Solar Open 2 public-lane score: Coming soon

| Benchmark | Granite 4.2 8B | Solar Open 2 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 20.6% | Coming soon | Coming soon |
| τ³-bench results | 58.1% | Coming soon | Coming soon |
| BFCL v4 | 52.4% | Coming soon | Coming soon |
| terminalBenchHard | Coming soon | 28.3% | Coming soon |
| APEX-Agents | Coming soon | 16.6% | Coming soon |
| MCP Atlas | Coming soon | 58.2% | Coming soon |

### Coding

- Winner: Coming soon
- Granite 4.2 8B public-lane score: 37.2 (Estimated · #125/151)
- Solar Open 2 public-lane score: Coming soon

| Benchmark | Granite 4.2 8B | Solar Open 2 | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 47.7% | 70.4% | Solar Open 2 |
| SWE-bench Pro | 19.1% | Coming soon | Coming soon |
| SWE Multilingual | 30.8% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 20.6% | Coming soon | Coming soon |
| LiveCodeBench v6 | 73.2% | 92.4% | Solar Open 2 |
| SciCode | 36.1% | Coming soon | Coming soon |

### Reasoning

- Winner: Coming soon
- Granite 4.2 8B public-lane score: 51.9 (Unranked · 2 rankable rows)
- Solar Open 2 public-lane score: Coming soon

### Knowledge

- Winner: Coming soon
- Granite 4.2 8B public-lane score: 34.7 (Supported · #161/183)
- Solar Open 2 public-lane score: Coming soon

| Benchmark | Granite 4.2 8B | Solar Open 2 | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 64.1% | Coming soon | Coming soon |
| MMLU-Pro | 74.0% | 86.2% | Solar Open 2 |
| GPQA-D | Coming soon | 86.3% | Coming soon |
| HLE w/o tools | Coming soon | 28.8% | Coming soon |

### Instruction Following

- Winner: Coming soon
- Granite 4.2 8B public-lane score: 84.4 (#46/123)
- Solar Open 2 public-lane score: Coming soon

| Benchmark | Granite 4.2 8B | Solar Open 2 | Winner |
|-----------|-----------|-----------|--------|
| IFBench | 79.3% | 80% | Solar Open 2 |

### Mathematics

- Winner: Coming soon
- Granite 4.2 8B public-lane score: Coming soon
- Solar Open 2 public-lane score: Coming soon

| Benchmark | Granite 4.2 8B | Solar Open 2 | Winner |
|-----------|-----------|-----------|--------|
| AIME 2025 | 86.7% | Coming soon | Coming soon |
| HMMT Feb 2025 | 78.3% | Coming soon | Coming soon |
| HMMT Feb 2026 | Coming soon | 93.9% | Coming soon |
| AIME26 | Coming soon | 95.7% | Coming soon |

## FAQ

### Which is better overall, Granite 4.2 8B or Solar Open 2?

Granite 4.2 8B is ahead overall on BenchLM right now.

### How many benchmarks does Granite 4.2 8B cover on BenchLM?

Granite 4.2 8B currently has 14 sourced benchmark scores on BenchLM.

### How many benchmarks does Solar Open 2 cover on BenchLM?

Solar Open 2 currently has 11 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Granite 4.2 8B vs Granite 4.2 30B](/compare/granite-4-2-30b-vs-granite-4-2-8b)
- [Solar Open 2 vs Granite 4.2 30B](/compare/granite-4-2-30b-vs-solar-open-2)
- [Granite 4.2 8B vs Granite 4.2 3B](/compare/granite-4-2-3b-vs-granite-4-2-8b)
- [Solar Open 2 vs Granite 4.2 3B](/compare/granite-4-2-3b-vs-solar-open-2)

## Explore More

- [Granite 4.2 8B profile](/models/granite-4-2-8b)
- [Solar Open 2 profile](/models/solar-open-2)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)