Model comparison
Composer 2 vs MiMo-V2.5-Pro
Head-to-head evidence from 2 shared benchmark results across 2 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.
Public leaderboard positions: Composer 2 unranked (Not scored); MiMo-V2.5-Pro #14 (Supported). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. Composer 2 and MiMo-V2.5-Pro share 2 comparable benchmark results. 2 of 8 categories are comparable. 3 results are unique to Composer 2; 29 to MiMo-V2.5-Pro.
Updated July 21, 2026- Shared results
- 2
- Composer 2 only
- 3
- MiMo-V2.5-Pro only
- 29
- Comparable categories
- 2 / 8
Treat this as a split decision. Composer 2 makes more sense if coding is the priority; MiMo-V2.5-Pro is the better fit if agentic is the priority or you need the larger 1M context window.
Confidence note. This is a partial-evidence comparison with 2 shared benchmark results across 2 evidence categories; 2 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
Composer 2 and MiMo-V2.5-Pro finish on the same BenchAlign overall score, so this is less about a single winner and more about where the edge shows up. The BenchAlign headline says tie; the benchmark table is where the real choice happens.
MiMo-V2.5-Pro gives you the larger context window at 1M, compared with 200K for Composer 2.
Category breakdown
Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.
| Category | Composer 2 | Δ | MiMo-V2.5-Pro |
|---|---|---|---|
| Agentic | Composer 261.7 | Margin→ 6.7 | MiMo-V2.5-Pro68.4 |
| Coding | Composer 258.0 | Margin← 0.8 | MiMo-V2.5-Pro57.2 |
| Knowledge | Composer 2Not measured | MarginNo overlap | MiMo-V2.5-Pro48.0 |
Decisive benchmark drivers
The largest measured benchmark gaps in this matchup, with exact reported values.
More
- Source ↗
Terminal-Bench 2.0
AgenticA 61.7%B 68.4%Winner: MiMo-V2.5-ProΔ 6.7Terminal-Bench 2.0: Composer 2 scored 61.7%; MiMo-V2.5-Pro scored 68.4%. MiMo-V2.5-Pro wins this benchmark.
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | Composer 2 | MiMo-V2.5-Pro | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | Composer 2$0.5 input / $2.5 output | MiMo-V2.5-ProNot available | A complete price comparison is not available. |
| Generation speedtokens per second | Composer 2Not available | MiMo-V2.5-ProNot available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | Composer 2Not available | MiMo-V2.5-ProNot available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | Composer 2200K | MiMo-V2.5-Pro1M | MiMo-V2.5-Pro lists the larger context window. |
Benchmark Deep Dive
AgenticMiMo-V2.5-Pro wins14 benchmarks
| Benchmark | Composer 2 | MiMo-V2.5-Pro | Result |
|---|---|---|---|
| Terminal-Bench 2.0Source | 61.7% | 68.4% | MiMo-V2.5-Pro leads |
| Claw-EvalSource | — | 63.8% | Not comparable |
| GDPval-AASource | — | 1265 | Not comparable |
| τ³-bench resultsSource | — | 72.9% | Not comparable |
| AA Agentic IndexSource | — | 29.1% | Not comparable |
| τ²-bench resultsSource | — | 94.2% | Not comparable |
| GDPval-AASource | — | 38.3% | Not comparable |
| APEX-Agents-AASource | — | 2.4% | Not comparable |
| Gert LabsSource | — | 62.70% | Not comparable |
| AA BriefcaseSource | — | 873 | Not comparable |
| AA ITBenchSource | — | 38.2% | Not comparable |
| terminalBenchHardSource | — | 43.2% | Not comparable |
| aaTerminalBench21Source | — | 65.2% | Not comparable |
| AA Harvey LABSource | — | 73.3% | Not comparable |
CodingComposer 2 wins7 benchmarks
| Benchmark | Composer 2 | MiMo-V2.5-Pro | Result |
|---|---|---|---|
| SWE MultilingualSource | 73.7% | — | Not comparable |
| SWE-RebenchSource | 58% | — | Not comparable |
| React Native EvalsSource | 96.1% | — | Not comparable |
| Terminal-Bench 2.0Source | 61.7% | 68.4% | MiMo-V2.5-Pro leads |
| SWE-bench ProSource | — | 57.2% | Not comparable |
| AA Coding IndexSource | — | 60.2% | Not comparable |
| AA-SciCodeSource | — | 50.2% | Not comparable |
Reasoning2 benchmarks
Knowledge9 benchmarks
| Benchmark | Composer 2 | MiMo-V2.5-Pro | Result |
|---|---|---|---|
| HLESource | — | 48% | Not comparable |
| HLE w/o toolsSource | — | 34% | Not comparable |
| Artificial Analysis Intelligence IndexSource | — | 42.2% | Not comparable |
| AA-GPQA DiamondSource | — | 86.6% | Not comparable |
| AA-HLESource | — | 33.8% | Not comparable |
| AA-Omniscience IndexSource | — | 3.6% | Not comparable |
| AA-Omniscience AccuracySource | — | 22.6% | Not comparable |
| AA-Omniscience Hallucination RateSource | — | 24.5% | Not comparable |
| AA Openness IndexSource | — | 38.9% | Not comparable |
Multimodal1 benchmarks
| Benchmark | Composer 2 | MiMo-V2.5-Pro | Result |
|---|---|---|---|
| Design Arena WebsiteSource | — | 1298 | Not comparable |
Inst. Following1 benchmarks
| Benchmark | Composer 2 | MiMo-V2.5-Pro | Result |
|---|---|---|---|
| AA-IFBenchSource | — | 79.9% | Not comparable |
Frequently Asked Questions (3)
Which is better, Composer 2 or MiMo-V2.5-Pro?
Composer 2 and MiMo-V2.5-Pro are tied on the BenchAlign overall score, so the right pick depends on which category matters most for your use case.
Which is better for coding, Composer 2 or MiMo-V2.5-Pro?
Composer 2 has the edge for coding in this comparison, averaging 58 versus 57.2. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
Which is better for agentic tasks, Composer 2 or MiMo-V2.5-Pro?
MiMo-V2.5-Pro has the edge for agentic tasks in this comparison, averaging 68.4 versus 61.7. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
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