Llama 3.1 405B Instruct vs MiMo-V2.6-Pro
MiMo-V2.6-Pro leads the LLM Stats Score 40.6 to 14.7.
Meta · Xiaomi · Updated for 2026
Which is better?
MiMo-V2.6-Pro leads the overall LLM Stats Score 40.6 to 14.7, ranking #57 overall.
Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.
Choose Llama 3.1 405B Instruct
- you want predictable pricing at $0.89/M input and $0.89/M output
Choose MiMo-V2.6-Pro
- overall performance matters — it scores 40.6 and ranks #57 on LLM Stats
- your work emphasizes coding — it leads those capability indexes
- you want the most recent training data — it shipped Sep 2026
At a glance
The differences that matter most.
Individual benchmarks
18 reported for Llama 3.1 405B Instruct · 3 for MiMo-V2.6-Pro
Llama 3.1 405B Instruct and MiMo-V2.6-Prodon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.
Human preference
Blind head-to-head votes and playground preference scores
Model Size
Parameter count comparison
MiMo-V2.6-Pro has 615.0B more parameters than Llama 3.1 405B Instruct, making it 151.9% larger.
Context Window
Maximum input and output token capacity
Only Llama 3.1 405B Instruct specifies input context (128,000 tokens). Only Llama 3.1 405B Instruct specifies output context (128,000 tokens).
Input capabilities
Documented input modalities across available providers
MiMo-V2.6-Pro supports multimodal inputs, whereas Llama 3.1 405B Instruct does not.
MiMo-V2.6-Pro can handle both text and other forms of data like images, making it suitable for multimodal applications.
Llama 3.1 405B Instruct
MiMo-V2.6-Pro
License
Usage and distribution terms
Llama 3.1 405B Instruct is licensed under Llama 3.1 Community License, while MiMo-V2.6-Pro uses MIT.
License differences may affect how you can use these models in commercial or open-source projects.
Llama 3.1 Community License
Open weights
MIT
Open weights
Release Timeline
When each model was launched
Llama 3.1 405B Instruct was released on 2024-07-23, while MiMo-V2.6-Pro was released on 2026-09-22.
MiMo-V2.6-Pro is 26 months newer than Llama 3.1 405B Instruct.
Jul 23, 2024
2.2 years ago
Sep 22, 2026
-1 days ago
2.2yr newerKnowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Outputs Comparison
Judge for yourself.
Run your own prompts against Llama 3.1 405B Instruct and MiMo-V2.6-Pro side-by-side, then vote on the output you prefer.
FAQ
Common questions about Llama 3.1 405B Instruct vs MiMo-V2.6-Pro.