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Model comparison

Kimi K2 vs Qwen3.6-27B

Data verified

Head-to-head evidence from 11 shared benchmark results across 5 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.

Moonshot AI
27.19/100
Margin
26.6pts
winning →
53.82/100
0 category wins1 category wins

Public leaderboard positions: Kimi K2 #189 (Supported); Qwen3.6-27B #93 (Estimated). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.

Evidence parity. Kimi K2 and Qwen3.6-27B share 11 comparable benchmark results. 1 of 8 categories are comparable. 3 results are unique to Kimi K2; 43 to Qwen3.6-27B.

Updated July 21, 2026
Shared results
11
Kimi K2 only
3
Qwen3.6-27B only
43
Comparable categories
1 / 8

Pick Qwen3.6-27B if you want the stronger benchmark profile. Kimi K2 only becomes the better choice if you would rather avoid the extra latency and token burn of a reasoning model.

Confidence note. This is a partial-evidence comparison with 11 shared benchmark results across 5 evidence categories; 1 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.

Why this result

Qwen3.6-27B is clearly ahead on the BenchAlign aggregate, 53.82 to 27.19. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Qwen3.6-27B's sharpest advantage is in mathematics, where it averages 89.2 against 16.1.

Kimi K2 is also the more expensive model on tokens at $0.60 input / $2.50 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for Qwen3.6-27B. That is roughly Infinityx on output cost alone. Qwen3.6-27B is the reasoning model in the pair, while Kimi K2 is not. That usually helps on harder chain-of-thought-heavy tests, but it can also mean more latency and more token spend in real use. Qwen3.6-27B gives you the larger context window at 262K, compared with 128K for Kimi K2.

Category breakdown

Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.

Category scores and score margins for Kimi K2 and Qwen3.6-27B
CategoryKimi K2ΔQwen3.6-27B
MathKimi K216.1Margin 73.1Qwen3.6-27B89.2
AgenticKimi K2Not measuredMarginNo overlapQwen3.6-27B59.3
CodingKimi K2Not measuredMarginNo overlapQwen3.6-27B77.5
KnowledgeKimi K2Not measuredMarginNo overlapQwen3.6-27B53.3
MultimodalKimi K2Not measuredMarginNo overlapQwen3.6-27B76.7

Operational comparison

Runtime and commercial metrics are compared only when both models have a complete sourced value.

MetricKimi K2Qwen3.6-27BComparison
Input / output priceUSD per 1M tokensKimi K2$0.6 input / $2.5 outputQwen3.6-27B$0 input / $0 outputQwen3.6-27B has the lower combined listed price.
Generation speedtokens per secondKimi K243 tok/sQwen3.6-27BNot availableA complete speed comparison is not available.
First-answer latencyseconds to first tokenKimi K21.51 sQwen3.6-27BNot availableA complete latency comparison is not available.
Context windowmaximum listed tokensKimi K2128KQwen3.6-27B262KQwen3.6-27B lists the larger context window.

Benchmark Deep Dive

Agentic
BenchmarkKimi K2Qwen3.6-27BResult
τ²-bench resultsSource 61.1%94.2%Qwen3.6-27B leads
Terminal-Bench 2.0Source 59.3%Not comparable
Claw-EvalSource 72.4%Not comparable
QwenClawBenchSource 53.4%Not comparable
QwenWebBenchSource 1487Not comparable
AndroidWorldSource 70.3%Not comparable
AA Agentic IndexSource 27.0%Not comparable
GDPval-AASource 32.0%Not comparable
GDPval-AASource 1140Not comparable
Gert LabsSource 54.84%Not comparable
Coding
BenchmarkKimi K2Qwen3.6-27BResult
AA-SciCodeSource 34.5%39.8%Qwen3.6-27B leads
SWE-bench VerifiedSource 77.2%Not comparable
SWE MultilingualSource 71.3%Not comparable
SWE-bench ProSource 53.5%Not comparable
Terminal-Bench 2.0Source 59.3%Not comparable
LiveCodeBenchSource 83.9%Not comparable
NL2RepoSource 36.2%Not comparable
AA Coding IndexSource 53.7%Not comparable
Reasoning
BenchmarkKimi K2Qwen3.6-27BResult
AA-LCRSource 51.0%68.7%Qwen3.6-27B leads
CritPtSource 0.0%1.1%Qwen3.6-27B leads
Knowledge
BenchmarkKimi K2Qwen3.6-27BResult
Artificial Analysis Intelligence IndexSource 19.4%37.0%Qwen3.6-27B leads
AA-GPQA DiamondSource 76.6%84.2%Qwen3.6-27B leads
AA-HLESource 7.0%21.6%Qwen3.6-27B leads
AA-Omniscience IndexSource -27.5%-19.8%Qwen3.6-27B leads
AA-Omniscience AccuracySource 26.8%19.2%Kimi K2 leads
AA-Omniscience Hallucination RateSource 74.2%48.3%Qwen3.6-27B leads
MMLU-ProSource 86.2%Not comparable
MMLU-ReduxSource 93.5%Not comparable
SuperGPQASource 66%Not comparable
C-EvalSource 91.4%Not comparable
GPQASource 87.8%Not comparable
HLESource 24%Not comparable
MathQwen3.6-27B wins
BenchmarkKimi K2Qwen3.6-27BResult
FrontierMath v2 (Tiers 1-3)Source 21.404%Not comparable
FrontierMath v2 (Tier 4)Source 0.000%Not comparable
HMMT Feb 2025Source 93.8%Not comparable
HMMT Nov 2025Source 90.7%Not comparable
HMMT Feb 2026Source 84.3%Not comparable
MMAnswerBenchSource 80.8%Not comparable
AIME26Source 94.1%Not comparable
Multimodal
BenchmarkKimi K2Qwen3.6-27BResult
Design Arena WebsiteSource 1080Not comparable
MMMUSource 82.9%Not comparable
MMMU-ProSource 75.8%Not comparable
RealWorldQASource 84.1%Not comparable
DynaMathSource 85.6%Not comparable
MStarSource 81.4%Not comparable
SimpleVQASource 56.1%Not comparable
CharXivSource 78.4%Not comparable
CC-OCRSource 81.2%Not comparable
CountBenchSource 97.8%Not comparable
RefCOCO (avg)Source 92.5%Not comparable
ERQASource 62.5%Not comparable
Video-MME (with subtitle)Source 87.7%Not comparable
VideoMMMUSource 84.4%Not comparable
MLVU (M-Avg)Source 86.6%Not comparable
V*Source 94.7%Not comparable
AA-MMMU-ProSource 74.6%Not comparable
Inst. Following
BenchmarkKimi K2Qwen3.6-27BResult
AA-IFBenchSource 41.5%67.6%Qwen3.6-27B leads
Frequently Asked Questions (2)

Which is better, Kimi K2 or Qwen3.6-27B?

Qwen3.6-27B is ahead on BenchLM's BenchAlign leaderboard, 53.82 to 27.19.

Which is better for math, Kimi K2 or Qwen3.6-27B?

Qwen3.6-27B has the edge for math in this comparison, averaging 89.2 versus 16.1. Kimi K2 stays close enough that the answer can still flip depending on your workload.

Self-host vs API cost

Estimates at 50,000 req/day · 1000 tokens/req average.

Kimi K2
API / mo$2,325
Self-host / moNot listed
Break-even
Proprietary model — self-hosting not applicable.
Qwen3.6-27B
API / mo$0
Self-host / mo$429
Break-even
Model the full break-even

Related Comparisons

Last updated: July 21, 2026

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