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Model comparison

Nemotron 3 Ultra vs Qwen3.5-27B

Data verified

Head-to-head evidence from 19 shared benchmark results across 6 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.

60/100
Margin
0.6pts
winning →
60.63/100
2 category wins4 category wins

Verified leaderboard positions: Nemotron 3 Ultra #24; Qwen3.5-27B #26

BenchAlign evidence: Nemotron 3 Ultra not scored; Qwen3.5-27B supported. Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.

Evidence parity. Nemotron 3 Ultra and Qwen3.5-27B share 19 comparable benchmark results. 6 of 8 categories are comparable. 20 results are unique to Nemotron 3 Ultra; 10 to Qwen3.5-27B.

Updated July 16, 2026
Shared results
19
Nemotron 3 Ultra only
20
Qwen3.5-27B only
10
Comparable categories
6 / 8

Pick Nemotron 3 Ultra if you want the stronger benchmark profile. Qwen3.5-27B only becomes the better choice if knowledge is the priority.

Confidence note. This is a partial-evidence comparison with 19 shared benchmark results across 6 evidence categories; 6 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.

Why this result

Nemotron 3 Ultra finishes one point ahead on BenchLM's provisional leaderboard, 60 to 59. That is enough to call, but not enough to treat as a blowout. This matchup comes down to a few meaningful edges rather than one model dominating the board.

Nemotron 3 Ultra's sharpest advantage is in reasoning, where it averages 61.9 against 60.6. The single biggest benchmark swing on the page is BrowseComp, 44.4% to 61%. Qwen3.5-27B does hit back in knowledge, so the answer changes if that is the part of the workload you care about most.

Nemotron 3 Ultra gives you the larger context window at 1M, compared with 262K for Qwen3.5-27B.

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 Nemotron 3 Ultra and Qwen3.5-27B
CategoryNemotron 3 UltraΔQwen3.5-27B
KnowledgeNemotron 3 Ultra54.2Margin→ 28.6Qwen3.5-27B82.8
Inst. FollowingNemotron 3 Ultra81.7Margin→ 13.3Qwen3.5-27B95.0
CodingNemotron 3 Ultra58.3Margin→ 6.6Qwen3.5-27B64.9
ReasoningNemotron 3 Ultra61.9Margin← 1.3Qwen3.5-27B60.6
MultilingualNemotron 3 Ultra83.0Margin← 0.8Qwen3.5-27B82.2
AgenticNemotron 3 Ultra51.3Margin→ 0.7Qwen3.5-27B52.0

Decisive benchmark drivers

The largest measured benchmark gaps in this matchup, with exact reported values.

More
A · Nemotron 3 UltraB · Qwen3.5-27B

  1. BrowseComp

    Agentic
    Source ↗
    A 44.4%B 61%
    Winner: Qwen3.5-27BΔ 16.6
    BrowseComp: Nemotron 3 Ultra scored 44.4%; Qwen3.5-27B scored 61%. Qwen3.5-27B wins this benchmark.

  2. Terminal-Bench 2.0

    Agentic
    Source ↗
    A 56.4%B 41.6%
    Winner: Nemotron 3 UltraΔ 14.8
    Terminal-Bench 2.0: Nemotron 3 Ultra scored 56.4%; Qwen3.5-27B scored 41.6%. Nemotron 3 Ultra wins this benchmark.

  3. GPQA

    Knowledge
    Source ↗
    A 87%B 85.5%
    Winner: Nemotron 3 UltraΔ 1.5
    GPQA: Nemotron 3 Ultra scored 87%; Qwen3.5-27B scored 85.5%. Nemotron 3 Ultra wins this benchmark.

  4. LongBench v2

    Reasoning
    Source ↗
    A 61.9%B 60.6%
    Winner: Nemotron 3 UltraΔ 1.3
    LongBench v2: Nemotron 3 Ultra scored 61.9%; Qwen3.5-27B scored 60.6%. Nemotron 3 Ultra wins this benchmark.

  5. MMLU-ProX

    Multilingual
    Source ↗
    A 83%B 82.2%
    Winner: Nemotron 3 UltraΔ 0.8
    MMLU-ProX: Nemotron 3 Ultra scored 83%; Qwen3.5-27B scored 82.2%. Nemotron 3 Ultra wins this benchmark.

Operational comparison

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

MetricNemotron 3 UltraQwen3.5-27BComparison
Input / output priceUSD per 1M tokensNemotron 3 Ultra$0 input / $0 outputQwen3.5-27B$0 input / $0 outputListed prices are equal.
Generation speedtokens per secondNemotron 3 UltraNot availableQwen3.5-27BNot availableA complete speed comparison is not available.
First-answer latencyseconds to first tokenNemotron 3 UltraNot availableQwen3.5-27BNot availableA complete latency comparison is not available.
Context windowmaximum listed tokensNemotron 3 Ultra1MQwen3.5-27B262KNemotron 3 Ultra lists the larger context window.

Benchmark Deep Dive

AgenticQwen3.5-27B wins
BenchmarkNemotron 3 UltraQwen3.5-27BResult
Terminal-Bench 2.0Source 56.4%41.6%Nemotron 3 Ultra leads
PinchBenchSource 90.0%—Not comparable
BrowseCompSource 44.4%61%Qwen3.5-27B leads
τ³-bench resultsSource 70.9%—Not comparable
GDPval-AASource 33.2%—Not comparable
HLE w/ toolsSource 37.4%—Not comparable
AA Agentic IndexSource 27.4%—Not comparable
τ²-bench resultsSource 83.3%93.9%Qwen3.5-27B leads
GDPval-AASource 1164—Not comparable
AA BriefcaseSource 870—Not comparable
AA EnterpriseOps-GymSource 28.9%—Not comparable
AA Harvey LABSource 3.3%—Not comparable
OSWorld-VerifiedSource —56.2%Not comparable
Gert LabsSource —39.41%Not comparable
CodingQwen3.5-27B wins
BenchmarkNemotron 3 UltraQwen3.5-27BResult
SWE-bench VerifiedSource 71.9%72.4%Qwen3.5-27B leads
SWE MultilingualSource 67.7%—Not comparable
LiveCodeBench v6Source 89.0%—Not comparable
SciCodeSource 44.6%—Not comparable
Terminal-Bench 2.0Source 56.4%—Not comparable
AA Coding IndexSource 49.3%—Not comparable
Terminal-Bench HardSource 36.4%32.6%Nemotron 3 Ultra leads
AA-SciCodeSource 39.9%39.5%Nemotron 3 Ultra leads
SWE-RebenchSource —58.9%Not comparable
ReasoningNemotron 3 Ultra wins
BenchmarkNemotron 3 UltraQwen3.5-27BResult
AA-LCRSource 67.0%67.3%Qwen3.5-27B leads
CritPtSource 3.1%0.9%Nemotron 3 Ultra leads
LongBench v2Source 61.9%60.6%Nemotron 3 Ultra leads
KnowledgeQwen3.5-27B wins
BenchmarkNemotron 3 UltraQwen3.5-27BResult
GPQASource 87%85.5%Nemotron 3 Ultra leads
GPQA-DSource 87.0%—Not comparable
HLESource 26.7%—Not comparable
HLE w/o toolsSource 26.7%—Not comparable
MMLU-ProSource 86.8%86.1%Nemotron 3 Ultra leads
AA-Omniscience AccuracySource 21.6%21.0%Nemotron 3 Ultra leads
Artificial Analysis Intelligence IndexSource 37.8%33.8%Nemotron 3 Ultra leads
AA-GPQA DiamondSource 86.7%85.8%Nemotron 3 Ultra leads
AA-HLESource 26.6%22.2%Nemotron 3 Ultra leads
AA-Omniscience IndexSource -0.8%-42.0%Nemotron 3 Ultra leads
AA-Omniscience Hallucination RateSource 28.5%79.7%Nemotron 3 Ultra leads
AA Openness IndexSource 83.3%—Not comparable
SuperGPQASource —65.6%Not comparable
MultilingualNemotron 3 Ultra wins
BenchmarkNemotron 3 UltraQwen3.5-27BResult
MMLU-ProXSource 83%82.2%Nemotron 3 Ultra leads
Multimodal
BenchmarkNemotron 3 UltraQwen3.5-27BResult
Design Arena WebsiteSource 1132—Not comparable
MMMUSource —82.3%Not comparable
MMVUSource —73.3%Not comparable
MathVisionSource —86.0%Not comparable
V*Source —93.7%Not comparable
AA-MMMU-ProSource —75.0%Not comparable
Inst. FollowingQwen3.5-27B wins
BenchmarkNemotron 3 UltraQwen3.5-27BResult
IFBenchSource 81.7%—Not comparable
AA-IFBenchSource 81.4%75.6%Nemotron 3 Ultra leads
IFEvalSource —95%Not comparable
Frequently Asked Questions (7)

Which is better, Nemotron 3 Ultra or Qwen3.5-27B?

Nemotron 3 Ultra is ahead on BenchLM's provisional leaderboard, 60 to 59. The biggest single separator in this matchup is BrowseComp, where the scores are 44.4% and 61%.

Which is better for knowledge tasks, Nemotron 3 Ultra or Qwen3.5-27B?

Qwen3.5-27B has the edge for knowledge tasks in this comparison, averaging 82.8 versus 54.2. Inside this category, AA-Omniscience Hallucination Rate is the benchmark that creates the most daylight between them.

Which is better for coding, Nemotron 3 Ultra or Qwen3.5-27B?

Qwen3.5-27B has the edge for coding in this comparison, averaging 64.9 versus 58.3. Inside this category, Terminal-Bench Hard is the benchmark that creates the most daylight between them.

Which is better for reasoning, Nemotron 3 Ultra or Qwen3.5-27B?

Nemotron 3 Ultra has the edge for reasoning in this comparison, averaging 61.9 versus 60.6. Inside this category, CritPt is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Nemotron 3 Ultra or Qwen3.5-27B?

Qwen3.5-27B has the edge for agentic tasks in this comparison, averaging 52 versus 51.3. Inside this category, BrowseComp is the benchmark that creates the most daylight between them.

Which is better for instruction following, Nemotron 3 Ultra or Qwen3.5-27B?

Qwen3.5-27B has the edge for instruction following in this comparison, averaging 95 versus 81.7. Inside this category, AA-IFBench is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Nemotron 3 Ultra or Qwen3.5-27B?

Nemotron 3 Ultra has the edge for multilingual tasks in this comparison, averaging 83 versus 82.2. Inside this category, MMLU-ProX is the benchmark that creates the most daylight between them.

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