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

MiMo-V2.6-Flash leads the LLM Stats Score 45.6 to 25.7. MiMo-V2.6-Flash is 3.1x cheaper per token.

Xiaomi · Xiaomi · Updated for 2026

Which is better?

MiMo-V2.6-Flash leads the overall LLM Stats Score 45.6 to 25.7, ranking #29 overall.

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

On price, MiMo-V2.6-Flash is roughly 3.1x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

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

Choose MiMo-V2.5-Pro

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

Choose MiMo-V2.6-Flash

  • overall performance matters — it scores 45.6 and ranks #29 on LLM Stats
  • your work emphasizes reasoning and agents — it leads those capability indexes
  • cost matters — it's about 3.1x cheaper per token
  • you want the most recent training data — it shipped Sep 2026

At a glance

The differences that matter most.

Core performance indexes
25.7
#156
45.6
#29
24.1
#162
42.5
#45
32.9
#39
36.7
#21
24.0
#58
33.1
#26
Cost, coverage & limits
Benchmark wins
1 of 1
0 of 1
Input price
$0.43 / M
$0.14 / M
Output price
$0.87 / M
$0.28 / M
Context window
1,048,576
1,048,576

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
MiMo-V2.5-Pro
MiMo-V2.6-Flash
23.1#37
24.7#29
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

31 reported for MiMo-V2.5-Pro · 16 for MiMo-V2.6-Flash

1 shared

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

MiMo-V2.5-Pro significantly outperforms across most benchmarks.

Tue Sep 22 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

MiMo-V2.6-Flash costs less

For input processing, MiMo-V2.5-Pro ($0.43/1M tokens) is 3.1x more expensive than MiMo-V2.6-Flash ($0.14/1M tokens).

For output processing, MiMo-V2.5-Pro ($0.87/1M tokens) is 3.1x more expensive than MiMo-V2.6-Flash ($0.28/1M tokens).

In conclusion, MiMo-V2.5-Pro is more expensive than MiMo-V2.6-Flash.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Tue Sep 22 2026 • llm-stats.com
Xiaomi
MiMo-V2.5-Pro
Input tokens$0.43
Output tokens$0.87
Best providerXiaomi
Xiaomi
MiMo-V2.6-Flash
Input tokens$0.14
Output tokens$0.28
Best providerXiaomi
Notice missing or incorrect data?Start an Issue

Model Size

Parameter count comparison

714.2B diff

MiMo-V2.5-Pro has 714.2B more parameters than MiMo-V2.6-Flash, making it 231.1% larger.

Xiaomi
MiMo-V2.5-Pro
1.0Tparameters
Xiaomi
MiMo-V2.6-Flash
309.0Bparameters
1023.2B
MiMo-V2.5-Pro
309.0B
MiMo-V2.6-Flash

Context Window

Maximum input and output token capacity

Both models have the same input context window of 1,048,576 tokens. Only MiMo-V2.5-Pro specifies output context (131,072 tokens).

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

Input capabilities

Documented input modalities across available providers

MiMo-V2.6-Flash supports multimodal inputs, whereas MiMo-V2.5-Pro does not.

MiMo-V2.6-Flash can handle both text and other forms of data like images, making it suitable for multimodal applications.

MiMo-V2.5-Pro

Text
Images
Audio
Video

MiMo-V2.6-Flash

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-Pro

MIT

Open weights

MiMo-V2.6-Flash

MIT

Open weights

Release Timeline

When each model was launched

MiMo-V2.5-Pro was released on 2026-04-27, while MiMo-V2.6-Flash was released on 2026-09-22.

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

MiMo-V2.5-Pro

Apr 27, 2026

4 months ago

MiMo-V2.6-Flash

Sep 22, 2026

0 days ago

4mo 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

Provider Availability

MiMo-V2.5-Pro is available from Xiaomi, DeepInfra, Novita. MiMo-V2.6-Flash is available from Xiaomi.

MiMo-V2.5-Pro

xiaomi logo
Xiaomi
Input Price:Input: $0.43/1MOutput Price:Output: $0.87/1M
deepinfra logo
Deepinfra
Input Price:Input: $1.00/1MOutput Price:Output: $3.00/1M
novita logo
Novita
Input Price:Input: $2.00/1MOutput Price:Output: $6.00/1M

MiMo-V2.6-Flash

xiaomi logo
Xiaomi
Input Price:Input: $0.14/1MOutput Price:Output: $0.28/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion

Judge for yourself.

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

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

FAQ

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

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

MiMo-V2.6-Flash leads the LLM Stats Score 45.6 to 25.7. MiMo-V2.5-Pro is made by Xiaomi and MiMo-V2.6-Flash 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-Pro compare to MiMo-V2.6-Flash in benchmarks?

MiMo-V2.5-Pro scores FrontierSWE (Impl.): 100.0%, GSM8k: 99.6%, ARC-C: 97.2%, MMLU-Redux: 92.8%, C-Eval: 91.5%. MiMo-V2.6-Flash scores CyberGym: 95.1%, Terminal-Bench 2.1: 87.6%, OSWorld-Verified: 80.8%, MiMo Cyber Bench: 77.2%, Toolathlon-Verified: 73.6%.

Is MiMo-V2.5-Pro cheaper than MiMo-V2.6-Flash?

MiMo-V2.6-Flash is 3.1x cheaper for input tokens. MiMo-V2.5-Pro costs $0.43/M input and $0.87/M output via xiaomi. MiMo-V2.6-Flash costs $0.14/M input and $0.28/M output via xiaomi.

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

MiMo-V2.5-Pro supports 1.0M tokens and MiMo-V2.6-Flash supports 1.0M 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-Pro and MiMo-V2.6-Flash?

Key differences include LLM Stats Score (25.7 vs 45.6), input pricing ($0.43 vs $0.14/M), multimodal support (no vs yes). See the full comparison above for benchmark-by-benchmark results.