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MiMo-V2.5 vs MiMo-V2.6-Pro

MiMo-V2.6-Pro leads the LLM Stats Score 49.8 to 36.2.

Xiaomi · Xiaomi · Updated for 2026

Which is better?

MiMo-V2.6-Pro leads the overall LLM Stats Score 49.8 to 36.2, ranking #19 overall.

In the 1 individual benchmarks reported for both models, MiMo-V2.5 wins 1; this is a narrower head-to-head signal than the composite indexes.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose MiMo-V2.5

  • you value its reported benchmark strengths — it wins 1 of 1 exact shared results

Choose MiMo-V2.6-Pro

  • overall performance matters — it scores 49.8 and ranks #19 on LLM Stats
  • your work emphasizes reasoning and 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.

MiMo-V2.5
Xiaomi
MiMo-V2.6-Pro
Xiaomi
Core performance indexes
LLM Stats Score
36.2
#83
49.8
#19
Reasoning
35.6
#81
45.2
#30
Coding
29.4
#57
41.8
#9
Agents
21.3
#62
37.5
#13
Cost, coverage & limits
Benchmark wins
1 of 1
0 of 1
Input price
$0.17 / M
— / M
Output price
$0.34 / M
— / M
Context window
1,048,576
—

Individual benchmarks

14 reported for MiMo-V2.5 · 3 for MiMo-V2.6-Pro

1 shared

MiMo-V2.5 outperforms in 1 benchmarks (MiMo Coding Bench), while MiMo-V2.6-Pro is better at 0 benchmarks.

MiMo-V2.5 significantly outperforms across most benchmarks.

Tue Sep 22 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Model Size

Parameter count comparison

709.2B diff

MiMo-V2.6-Pro has 709.2B more parameters than MiMo-V2.5, making it 228.2% larger.

Xiaomi
MiMo-V2.5
310.8Bparameters
Xiaomi
MiMo-V2.6-Pro
1.0Tparameters
310.8B
MiMo-V2.5
1020.0B
MiMo-V2.6-Pro

Context Window

Maximum input and output token capacity

Only MiMo-V2.5 specifies input context (1,048,576 tokens). Only MiMo-V2.5 specifies output context (131,072 tokens).

Xiaomi
MiMo-V2.5
Input1,048,576 tokens
Output131,072 tokens
Xiaomi
MiMo-V2.6-Pro
Input- tokens
Output- tokens
Tue Sep 22 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both MiMo-V2.5 and MiMo-V2.6-Pro support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

MiMo-V2.5

Text
Images
Audio
Video

MiMo-V2.6-Pro

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under MIT.

Both models share the same licensing terms, providing consistent usage rights.

MiMo-V2.5

MIT

Open weights

MiMo-V2.6-Pro

MIT

Open weights

Release Timeline

When each model was launched

MiMo-V2.5 was released on 2026-04-22, while MiMo-V2.6-Pro was released on 2026-09-22.

MiMo-V2.6-Pro is 5 months newer than MiMo-V2.5.

MiMo-V2.5

Apr 22, 2026

5 months ago

MiMo-V2.6-Pro

Sep 22, 2026

-1 days ago

5mo newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against MiMo-V2.5 and MiMo-V2.6-Pro side-by-side, then vote on the output you prefer.

MiMo-V2.5
✓ Preferred
MiMo-V2.6-Pro
Open in Playground

FAQ

Common questions about MiMo-V2.5 vs MiMo-V2.6-Pro.

Which is better, MiMo-V2.5 or MiMo-V2.6-Pro?

MiMo-V2.6-Pro leads the LLM Stats Score 49.8 to 36.2. MiMo-V2.5 is made by Xiaomi and MiMo-V2.6-Pro is made by Xiaomi. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does MiMo-V2.5 compare to MiMo-V2.6-Pro in benchmarks?

MiMo-V2.5 scores HR-Bench (4k): 88.5%, Video-MME: 87.7%, OmniDocBench: 87.2%, GraphWalks: 87.0%, DailyOmni: 83.5%. MiMo-V2.6-Pro scores DeepSWE 1.1: 71.9%, MiMo Coding Bench: 63.2%, Program Bench: 26.5%.

What are the context window sizes for MiMo-V2.5 and MiMo-V2.6-Pro?

MiMo-V2.5 supports 1.0M tokens and MiMo-V2.6-Pro supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between MiMo-V2.5 and MiMo-V2.6-Pro?

Key differences include LLM Stats Score (36.2 vs 49.8). See the full comparison above for benchmark-by-benchmark results.

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