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Sonar Pro vs MiMo-V2.6-Pro-UltraSpeed

MiMo-V2.6-Pro-UltraSpeed costs 1.7x less per output token than Sonar Pro ($8.70 vs $15.00 per million). Updated October 22, 2026; no benchmark has tested both models yet.

Sonar ProPerplexity
Coding
No data
Overall
No data
Output $/M
$15.00
MiMo-V2.6-Pro-UltraSpeedXiaomi
Coding
No data
Overall
No data
Output $/M
$8.70
vs $15.00 vs $8.70 per 1M output tokens. MiMo-V2.6-Pro-UltraSpeed is 1.7x cheaper.

Sonar Pro or MiMo-V2.6-Pro-UltraSpeed: which to pick

Neither model has a coding score yet, so the two cannot be ranked on coding.

Compare them on price, context and the boards below.

No benchmark has tested both yet. Sonar Pro has results on LiveCodeBench (Artificial Analysis run), AA Intelligence Index and GPQA Diamond (Artificial Analysis run); MiMo-V2.6-Pro-UltraSpeed has none yet. Compare them on price and context instead.

Which one for your work

Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.

At a glance

Coding index
Sonar Pro not benchmarked, MiMo-V2.6-Pro-UltraSpeed not benchmarked.
Widest category
None yet: no category has been tested on both models.
Widest single gap
None yet: no benchmark has tested both models.
Output price
Sonar Pro $15.00 against MiMo-V2.6-Pro-UltraSpeed $8.70 per million output tokens, 1.7x apart.
Context window
Sonar Pro takes 200K tokens, MiMo-V2.6-Pro-UltraSpeed 1.05M.

Benchmark by benchmark

Every board either model has a result on, a category to a fold; bars are each result on a 0 to 100 scale. Only one model is measured on each, so no row names a leader.

CodingDirectional onlySix of these boards feed the Vibe Coding Index1 board measured
Coding benchmarks for Sonar Pro and MiMo-V2.6-Pro-UltraSpeed
BenchmarkSonar ProMiMo-V2.6-Pro-UltraSpeedLeader
LiveCodeBench (Artificial Analysis run)27.5%Not measuredOnly Sonar Pro measured
Neither model has a result on the other 38 boards here
IntelligenceDirectional onlyPublic boards, shown as published, kept out of the index1 board measured
Intelligence benchmarks for Sonar Pro and MiMo-V2.6-Pro-UltraSpeed
BenchmarkSonar ProMiMo-V2.6-Pro-UltraSpeedLeader
AA Intelligence Index7.6Not measuredOnly Sonar Pro measured
Neither model has a result on the other 1 board here
ReasoningDirectional onlyPublic boards, shown as published, kept out of the index2 boards measured
Reasoning benchmarks for Sonar Pro and MiMo-V2.6-Pro-UltraSpeed
BenchmarkSonar ProMiMo-V2.6-Pro-UltraSpeedLeader
GPQA Diamond (Artificial Analysis run)57.8%Not measuredOnly Sonar Pro measured
Humanity's Last Exam (Artificial Analysis run)6.6%Not measuredOnly Sonar Pro measured
Neither model has a result on the other 20 boards here
KnowledgeDirectional onlyPublic boards, shown as published, kept out of the index1 board measured
Knowledge benchmarks for Sonar Pro and MiMo-V2.6-Pro-UltraSpeed
BenchmarkSonar ProMiMo-V2.6-Pro-UltraSpeedLeader
MMLU Pro (Artificial Analysis run)75.5%Not measuredOnly Sonar Pro measured
Neither model has a result on the other 17 boards here

What each workload costs

Three fixed token mixes at each model's listed price, so per-token rates become a bill.

Chat turn

1K input + 500 output tokens

Sonar Pro$0.011Fits in one request
MiMo-V2.6-Pro-UltraSpeed$0.0087Fits in one request

MiMo-V2.6-Pro-UltraSpeed costs less

Repository review

50K input + 3K output tokens

Sonar Pro$0.195Fits in one request
MiMo-V2.6-Pro-UltraSpeed$0.244Fits in one request

Sonar Pro costs less

Agent loop

200K input + 10K output tokens

Sonar Pro$0.750Exceeds the context window
MiMo-V2.6-Pro-UltraSpeed$0.957Fits in one request

Sonar Pro costs less

Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.

Specification differences

The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.

Specifications of Sonar Pro and MiMo-V2.6-Pro-UltraSpeed
SpecificationPerplexity Sonar ProXiaomi MiMo-V2.6-Pro-UltraSpeed
MakerPerplexityXiaomi
WeightsNo public weights listedNo public weights listed
ReleasedMarch 7, 2025September 21, 2026
Context window200K1.05M
Input $/Mtok$3.00$4.35
Output $/Mtok$15.00$8.70
Coding indexNot benchmarkedNot benchmarked
Independent measurements behind it00
Cost per solved taskNot computableNot computable
SourceOpenRouter listingOpenRouter listing

Questions

Is Sonar Pro better than MiMo-V2.6-Pro-UltraSpeed for coding?

Neither model has a coding score yet, so the two cannot be ranked on coding. Compare them on price, context and the boards below.

Which is cheaper, Sonar Pro or MiMo-V2.6-Pro-UltraSpeed?

Sonar Pro costs $3.00 per million input tokens and $15.00 per million output tokens; MiMo-V2.6-Pro-UltraSpeed costs $4.35 and $8.70. Cost per solved task is known for neither of them.

Which has the bigger context window, Sonar Pro or MiMo-V2.6-Pro-UltraSpeed?

MiMo-V2.6-Pro-UltraSpeed, with 1.05M tokens against 200K.

Has any benchmark tested both Sonar Pro and MiMo-V2.6-Pro-UltraSpeed?

No benchmark has tested both yet. Sonar Pro has results on LiveCodeBench (Artificial Analysis run), AA Intelligence Index and GPQA Diamond (Artificial Analysis run); MiMo-V2.6-Pro-UltraSpeed has none yet. Compare them on price and context instead. Data as of October 22, 2026.

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