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Model comparison

Gemma 4 26B A4B vs Nemotron 3 Ultra

Data verified

Head-to-head evidence from 18 shared benchmark results across 5 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.

57.96/100
No comparison
N/A
0 category wins1 category wins

Public leaderboard positions: Gemma 4 26B A4B #67 (Supported); Nemotron 3 Ultra unranked (Not scored). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.

Evidence parity. Gemma 4 26B A4B and Nemotron 3 Ultra share 18 comparable benchmark results. 1 of 8 categories are comparable. 2 results are unique to Gemma 4 26B A4B; 20 to Nemotron 3 Ultra.

Updated July 18, 2026
Shared results
18
Gemma 4 26B A4B only
2
Nemotron 3 Ultra only
20
Comparable categories
1 / 8

Treat this as a split decision. Gemma 4 26B A4B makes more sense if its workflow fits your team better; Nemotron 3 Ultra is the better fit if knowledge is the priority or you need the larger 1M context window.

Confidence note. This is a partial-evidence comparison with 18 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

Gemma 4 26B A4B and Nemotron 3 Ultra finish on the same BenchAlign overall score, so this is less about a single winner and more about where the edge shows up. The BenchAlign headline says tie; the benchmark table is where the real choice happens.

Nemotron 3 Ultra gives you the larger context window at 1M, compared with 256K for Gemma 4 26B A4B.

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 Gemma 4 26B A4B and Nemotron 3 Ultra
CategoryGemma 4 26B A4BΔNemotron 3 Ultra
KnowledgeGemma 4 26B A4B43.4Margin→ 10.4Nemotron 3 Ultra53.8
AgenticGemma 4 26B A4BNot measuredMarginNo overlapNemotron 3 Ultra51.3
CodingGemma 4 26B A4BNot measuredMarginNo overlapNemotron 3 Ultra58.3
ReasoningGemma 4 26B A4BNot measuredMarginNo overlapNemotron 3 Ultra61.9
MultilingualGemma 4 26B A4BNot measuredMarginNo overlapNemotron 3 Ultra83.0
MultimodalGemma 4 26B A4B73.8MarginNo overlapNemotron 3 UltraNot measured
Inst. FollowingGemma 4 26B A4BNot measuredMarginNo overlapNemotron 3 Ultra81.7

Decisive benchmark drivers

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

More
A · Gemma 4 26B A4BB · Nemotron 3 Ultra

  1. HLE

    Knowledge
    Source ↗
    A 17.2%B 26.7%
    Winner: Nemotron 3 UltraΔ 9.5
    HLE: Gemma 4 26B A4B scored 17.2%; Nemotron 3 Ultra scored 26.7%. Nemotron 3 Ultra wins this benchmark.

  2. MMLU-Pro

    Knowledge
    Source ↗
    A 82.6%B 86.8%
    Winner: Nemotron 3 UltraΔ 4.2
    MMLU-Pro: Gemma 4 26B A4B scored 82.6%; Nemotron 3 Ultra scored 86.8%. Nemotron 3 Ultra wins this benchmark.

Operational comparison

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

MetricGemma 4 26B A4BNemotron 3 UltraComparison
Input / output priceUSD per 1M tokensGemma 4 26B A4B$0 input / $0 outputNemotron 3 Ultra$0 input / $0 outputListed prices are equal.
Generation speedtokens per secondGemma 4 26B A4BNot availableNemotron 3 UltraNot availableA complete speed comparison is not available.
First-answer latencyseconds to first tokenGemma 4 26B A4BNot availableNemotron 3 UltraNot availableA complete latency comparison is not available.
Context windowmaximum listed tokensGemma 4 26B A4B256KNemotron 3 Ultra1MNemotron 3 Ultra lists the larger context window.

Benchmark Deep Dive

Agentic
BenchmarkGemma 4 26B A4BNemotron 3 UltraResult
AA Agentic IndexSource 11.0%27.4%Nemotron 3 Ultra leads
τ²-bench resultsSource 43.6%83.3%Nemotron 3 Ultra leads
GDPval-AASource 13.1%33.2%Nemotron 3 Ultra leads
GDPval-AASource 7611164Nemotron 3 Ultra leads
Terminal-Bench 2.0Source —56.4%Not comparable
PinchBenchSource —90.0%Not comparable
BrowseCompSource —44.4%Not comparable
τ³-bench resultsSource —70.9%Not comparable
HLE w/ toolsSource —37.4%Not comparable
AA BriefcaseSource —870Not comparable
AA EnterpriseOps-GymSource —28.9%Not comparable
AA Harvey LABSource —3.3%Not comparable
terminalBenchHardSource —36.4%Not comparable
Coding
BenchmarkGemma 4 26B A4BNemotron 3 UltraResult
AA Coding IndexSource 39.3%49.3%Nemotron 3 Ultra leads
AA-SciCodeSource 40.0%39.9%Gemma 4 26B A4B leads
SWE-bench VerifiedSource —71.9%Not comparable
SWE MultilingualSource —67.7%Not comparable
SciCodeSource —44.6%Not comparable
Terminal-Bench 2.0Source —56.4%Not comparable
Reasoning
BenchmarkGemma 4 26B A4BNemotron 3 UltraResult
AA-LCRSource 55.7%67.0%Nemotron 3 Ultra leads
CritPtSource 0.0%3.1%Nemotron 3 Ultra leads
LongBench v2Source —61.9%Not comparable
KnowledgeNemotron 3 Ultra wins
BenchmarkGemma 4 26B A4BNemotron 3 UltraResult
MMLU-ProSource 82.6%86.8%Nemotron 3 Ultra leads
HLESource 17.2%26.7%Nemotron 3 Ultra leads
HLE w/o toolsSource 8.7%26.7%Nemotron 3 Ultra leads
Artificial Analysis Intelligence IndexSource 25.7%37.8%Nemotron 3 Ultra leads
AA-GPQA DiamondSource 79.2%86.7%Nemotron 3 Ultra leads
AA-HLESource 18.3%26.6%Nemotron 3 Ultra leads
AA-Omniscience IndexSource -48.1%-0.8%Nemotron 3 Ultra leads
AA-Omniscience AccuracySource 18.2%21.6%Nemotron 3 Ultra leads
AA-Omniscience Hallucination RateSource 80.9%28.5%Nemotron 3 Ultra leads
GPQASource —87%Not comparable
GPQA-DSource —87.0%Not comparable
AA Openness IndexSource —83.3%Not comparable
Multilingual
BenchmarkGemma 4 26B A4BNemotron 3 UltraResult
MMLU-ProXSource —83%Not comparable
Multimodal
BenchmarkGemma 4 26B A4BNemotron 3 UltraResult
MMMU-ProSource 73.8%—Not comparable
AA-MMMU-ProSource 69.2%—Not comparable
Design Arena WebsiteSource —1131Not comparable
Inst. Following
BenchmarkGemma 4 26B A4BNemotron 3 UltraResult
AA-IFBenchSource 72.4%81.4%Nemotron 3 Ultra leads
IFBenchSource —81.7%Not comparable
Frequently Asked Questions (2)

Which is better, Gemma 4 26B A4B or Nemotron 3 Ultra?

Gemma 4 26B A4B and Nemotron 3 Ultra are tied on the BenchAlign overall score, so the right pick depends on which category matters most for your use case.

Which is better for knowledge tasks, Gemma 4 26B A4B or Nemotron 3 Ultra?

Nemotron 3 Ultra has the edge for knowledge tasks in this comparison, averaging 53.8 versus 43.4. Inside this category, AA-Omniscience Hallucination Rate is the benchmark that creates the most daylight between them.

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Last updated: July 18, 2026

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