# Kimi K2.5 (Reasoning) vs MiMo-V2-Flash

> Side-by-side benchmark comparison for Kimi K2.5 (Reasoning) and MiMo-V2-Flash across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/kimi-k2-5-reasoning-vs-mimo-v2-flash
- Last updated: September 29, 2026

- Shared sourced benchmarks: 4
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.7

## Quick Verdict

Pick Kimi K2.5 (Reasoning) if you want the stronger benchmark profile. MiMo-V2-Flash only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Kimi K2.5 (Reasoning) leads overall 55 to 39.76.
- The biggest single benchmark swing is GPQA in Knowledge, with scores of 87.6% and 83.7%.
- MiMo-V2-Flash is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- MiMo-V2-Flash also has the larger context window at 256K.

## Model Snapshot

| Property | Kimi K2.5 (Reasoning) | MiMo-V2-Flash |
|----------|----------|----------|
| Creator | Moonshot AI | Xiaomi |
| Type | Proprietary | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 128K | 256K |
| Overall Score | null | 39.76 |
| Benchmarks Covered | 9 | 5 |
| Pricing (input/output) | $0.60 / $3.00 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Not comparable
- Kimi K2.5 (Reasoning) public-lane score: Coming soon
- MiMo-V2-Flash public-lane score: Coming soon

| Benchmark | Kimi K2.5 (Reasoning) | MiMo-V2-Flash | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 50.8% | Coming soon | Coming soon |
| BrowseComp | 60.6% | Coming soon | Coming soon |
| Gert Labs | 32.58% | Coming soon | Coming soon |

### Coding

- Winner: Not comparable
- Kimi K2.5 (Reasoning) public-lane score: Coming soon
- MiMo-V2-Flash public-lane score: 32.1 (Estimated · #88/143)

| Benchmark | Kimi K2.5 (Reasoning) | MiMo-V2-Flash | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 76.8% | 73.4% | Kimi K2.5 (Reasoning) |
| Vibe Code Bench | 17.54% | Coming soon | Coming soon |

### Reasoning

- Winner: Not comparable
- Kimi K2.5 (Reasoning) public-lane score: Coming soon
- MiMo-V2-Flash public-lane score: 47.2 (Unranked · 2 rankable rows)

### Multimodal & Grounded

- Winner: Not comparable
- Kimi K2.5 (Reasoning) public-lane score: 64.4 (Unranked · 1 rankable row)
- MiMo-V2-Flash public-lane score: Coming soon

| Benchmark | Kimi K2.5 (Reasoning) | MiMo-V2-Flash | Winner |
|-----------|-----------|-----------|--------|
| MMMU-Pro | 78.5% | Coming soon | Coming soon |

### Knowledge

- Winner: Not comparable
- Kimi K2.5 (Reasoning) public-lane score: Coming soon
- MiMo-V2-Flash public-lane score: 33.2 (Supported · #124/169)

| Benchmark | Kimi K2.5 (Reasoning) | MiMo-V2-Flash | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 87.6% | 83.7% | Kimi K2.5 (Reasoning) |
| MMLU-Pro | 87.1% | 84.9% | Kimi K2.5 (Reasoning) |
| GPQA Diamond (Vals) | Coming soon | 59.3% | Coming soon |

### Instruction Following

- Winner: Not comparable
- Kimi K2.5 (Reasoning) public-lane score: Coming soon
- MiMo-V2-Flash public-lane score: 44.9 (#89/124)

### Mathematics

- Winner: Not comparable
- Kimi K2.5 (Reasoning) public-lane score: Coming soon
- MiMo-V2-Flash public-lane score: Coming soon

| Benchmark | Kimi K2.5 (Reasoning) | MiMo-V2-Flash | Winner |
|-----------|-----------|-----------|--------|
| AIME 2025 | 96.1% | 94.1% | Kimi K2.5 (Reasoning) |

## FAQ

### Which is better overall, Kimi K2.5 (Reasoning) or MiMo-V2-Flash?

Kimi K2.5 (Reasoning) is ahead overall on BenchLM right now.

### How many benchmarks does Kimi K2.5 (Reasoning) cover on BenchLM?

Kimi K2.5 (Reasoning) currently has 9 sourced benchmark scores on BenchLM.

### How many benchmarks does MiMo-V2-Flash cover on BenchLM?

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

## Related Comparisons

- [Kimi K2.5 (Reasoning) vs Kimi K2.5](/compare/kimi-k2-5-vs-kimi-k2-5-reasoning)
- [MiMo-V2-Flash vs Kimi K2.5](/compare/kimi-k2-5-vs-mimo-v2-flash)
- [Kimi K2.5 (Reasoning) vs GPT-6 Astra](/compare/gpt-6-astra-vs-kimi-k2-5-reasoning)
- [MiMo-V2-Flash vs GPT-6 Astra](/compare/gpt-6-astra-vs-mimo-v2-flash)

## Explore More

- [Kimi K2.5 (Reasoning) profile](/models/kimi-k2-5-reasoning)
- [MiMo-V2-Flash profile](/models/mimo-v2-flash)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)