Phi-4 Reasoning Vision 15B vs Xiaomi MiMo-V2-Pro
Phi-4 Reasoning Vision 15B (2026) and Xiaomi MiMo-V2-Pro (2026) are general-purpose language models from Microsoft Research and Xiaomi. Phi-4 Reasoning Vision 15B ships a not-yet-sourced context window, while Xiaomi MiMo-V2-Pro ships a 1M-token context window. This comparison covers specs, pricing, capabilities, benchmarks, provider availability, and production fit. It focuses on practical selection signals rather than broad model-family marketing. The goal is to make the tradeoff clear before deeper testing.
Xiaomi MiMo-V2-Pro is safer overall; choose Phi-4 Reasoning Vision 15B when provider fit matters.
Specs
| Released | 2026-03-12 | 2026-03-19 |
| Context window | — | 1M |
| Parameters | 15B | 1T |
| Architecture | - | - |
| License | Microsoft Research | Proprietary |
| Knowledge cutoff | - | - |
Pricing and availability
| Phi-4 Reasoning Vision 15B | Xiaomi MiMo-V2-Pro | |
|---|---|---|
| Input price | - | - |
| Output price | - | - |
| Providers | - | - |
Pricing not yet sourced for either model.
Capabilities
| Phi-4 Reasoning Vision 15B | Xiaomi MiMo-V2-Pro | |
|---|---|---|
| Vision | ||
| Multimodal | ||
| Reasoning | ||
| Function calling | ||
| Tool use | ||
| Structured outputs | ||
| Code execution |
Benchmarks
No shared benchmark rows are currently sourced for this pair.
Deep dive
The capability footprint differs most on multimodal input: Phi-4 Reasoning Vision 15B and function calling: Xiaomi MiMo-V2-Pro. Both models share the core language-model surface, so the practical split is not just feature count. Use those differences to decide whether the page is about raw model quality, agentic coding support, multimodal ingestion, or predictable structured API behavior.
Pricing coverage is uneven: Phi-4 Reasoning Vision 15B has no token price sourced yet and Xiaomi MiMo-V2-Pro has no token price sourced yet. Provider availability is 0 tracked routes versus 0. Treat unknown pricing as an integration gap, then verify the route you will actually call before estimating production spend.
Choose Phi-4 Reasoning Vision 15B when provider fit are central to the workload. Choose Xiaomi MiMo-V2-Pro when provider fit are more important. For production, rerun your own prompts through the exact provider, region, and tool stack you plan to ship. This keeps the decision grounded in measurable tradeoffs instead of brand-level assumptions. It also helps separate model capability from provider packaging, which can change cost and latency. For teams standardizing a stack, that distinction is often the difference between a benchmark win and a reliable deployment.
FAQ
Is Phi-4 Reasoning Vision 15B or Xiaomi MiMo-V2-Pro open source?
Phi-4 Reasoning Vision 15B is listed under Microsoft Research. Xiaomi MiMo-V2-Pro is listed under Proprietary. License labels affect whether you can self-host, redistribute weights, or rely only on hosted APIs, so confirm the upstream license before deployment.
Which is better for multimodal input, Phi-4 Reasoning Vision 15B or Xiaomi MiMo-V2-Pro?
Phi-4 Reasoning Vision 15B has the clearer documented multimodal input signal in this comparison. If multimodal input is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.
Which is better for function calling, Phi-4 Reasoning Vision 15B or Xiaomi MiMo-V2-Pro?
Xiaomi MiMo-V2-Pro has the clearer documented function calling signal in this comparison. If function calling is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.
When should I pick Phi-4 Reasoning Vision 15B over Xiaomi MiMo-V2-Pro?
Xiaomi MiMo-V2-Pro is safer overall; choose Phi-4 Reasoning Vision 15B when provider fit matters. If your workload also depends on provider fit, start with Phi-4 Reasoning Vision 15B; if it depends on provider fit, run the same evaluation with Xiaomi MiMo-V2-Pro.
Continue comparing
Last reviewed: 2026-04-19. Data sourced from public model cards and provider documentation.