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Model comparison

Gemma 4 12B vs ZAYA1-8B

Data verified

Head-to-head evidence from 4 shared benchmark results across 2 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.

47.29/100
No comparison
Zyphra
N/A
1 category wins1 category wins

Public leaderboard positions: Gemma 4 12B #137 (Estimated); ZAYA1-8B unranked (Not scored). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.

Evidence parity. Gemma 4 12B and ZAYA1-8B share 4 comparable benchmark results. 2 of 8 categories are comparable. 19 results are unique to Gemma 4 12B; 7 to ZAYA1-8B.

Updated July 23, 2026
Shared results
4
Gemma 4 12B only
19
ZAYA1-8B only
7
Comparable categories
2 / 8

Treat this as a split decision. Gemma 4 12B makes more sense if knowledge is the priority or you need the larger 256K context window; ZAYA1-8B is the better fit if mathematics is the priority.

Confidence note. This is a partial-evidence comparison with 4 shared benchmark results across 2 evidence categories; 2 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 12B and ZAYA1-8B 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.

Gemma 4 12B gives you the larger context window at 256K, compared with 131K for ZAYA1-8B.

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 12B and ZAYA1-8B
CategoryGemma 4 12BΔZAYA1-8B
KnowledgeGemma 4 12B77.5Margin 3.9ZAYA1-8B73.6
MathGemma 4 12B77.5Margin 2.9ZAYA1-8B80.4
ReasoningGemma 4 12B43.4MarginNo overlapZAYA1-8BNot measured
MultimodalGemma 4 12B69.1MarginNo overlapZAYA1-8BNot measured
Inst. FollowingGemma 4 12BNot measuredMarginNo overlapZAYA1-8B64.1

Decisive benchmark drivers

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

More
A · Gemma 4 12BB · ZAYA1-8B
  1. AIME26

    Math
    Source ↗
    A 77.5%B 89.1%
    Winner: ZAYA1-8BΔ 11.6
    AIME26: Gemma 4 12B scored 77.5%; ZAYA1-8B scored 89.1%. ZAYA1-8B wins this benchmark.
  2. GPQA

    Knowledge
    Source ↗
    A 78.8%B 71%
    Winner: Gemma 4 12BΔ 7.8
    GPQA: Gemma 4 12B scored 78.8%; ZAYA1-8B scored 71%. Gemma 4 12B wins this benchmark.
  3. MMLU-Pro

    Knowledge
    Source ↗
    A 77.2%B 74.2%
    Winner: Gemma 4 12BΔ 3
    MMLU-Pro: Gemma 4 12B scored 77.2%; ZAYA1-8B scored 74.2%. Gemma 4 12B wins this benchmark.

Operational comparison

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

MetricGemma 4 12BZAYA1-8BComparison
Input / output priceUSD per 1M tokensGemma 4 12BNot availableZAYA1-8B$0 input / $0 outputA complete price comparison is not available.
Generation speedtokens per secondGemma 4 12BNot availableZAYA1-8BNot availableA complete speed comparison is not available.
First-answer latencyseconds to first tokenGemma 4 12BNot availableZAYA1-8BNot availableA complete latency comparison is not available.
Context windowmaximum listed tokensGemma 4 12B256KZAYA1-8B131KGemma 4 12B lists the larger context window.

Benchmark Deep Dive

Agentic
BenchmarkGemma 4 12BZAYA1-8BResult
τ²-bench resultsSource 36.3%Not comparable
BFCL v4Source 39.2%Not comparable
Coding
BenchmarkGemma 4 12BZAYA1-8BResult
AA-SciCodeSource 38.2%Not comparable
LiveCodeBench v6Source 65.8%Not comparable
Reasoning
BenchmarkGemma 4 12BZAYA1-8BResult
BBHSource 53%Not comparable
MRCRv2Source 43.4%Not comparable
AA-LCRSource 55.3%Not comparable
CritPtSource 0.0%Not comparable
KnowledgeGemma 4 12B wins
BenchmarkGemma 4 12BZAYA1-8BResult
GPQASource 78.8%71%Gemma 4 12B leads
GPQA-DSource 78.8%71.0%Gemma 4 12B leads
MMLU-ProSource 77.2%74.2%Gemma 4 12B leads
HLE w/o toolsSource 5.2%Not comparable
MMMLUSource 83.4%Not comparable
Artificial Analysis Intelligence IndexSource 22.0%Not comparable
AA-GPQA DiamondSource 75.3%Not comparable
AA-HLESource 14.8%Not comparable
AA-Omniscience IndexSource -51.9%Not comparable
AA-Omniscience AccuracySource 16.0%Not comparable
AA-Omniscience Hallucination RateSource 80.8%Not comparable
MathZAYA1-8B wins
BenchmarkGemma 4 12BZAYA1-8BResult
AIME26Source 77.5%89.1%ZAYA1-8B leads
HMMT Feb 2026Source 71.6%Not comparable
IMOAnswerBenchSource 59.3%Not comparable
ApexSource 32.2%Not comparable
Multimodal
BenchmarkGemma 4 12BZAYA1-8BResult
MMMU-ProSource 69.1%Not comparable
MathVisionSource 79.7%Not comparable
MedXpertQA (MM)Source 48.7%Not comparable
AA-MMMU-ProSource 69.7%Not comparable
Inst. Following
BenchmarkGemma 4 12BZAYA1-8BResult
AA-IFBenchSource 73.5%Not comparable
IFEvalSource 85.6%Not comparable
IFBenchSource 52.6%Not comparable
Frequently Asked Questions (3)

Which is better, Gemma 4 12B or ZAYA1-8B?

Gemma 4 12B and ZAYA1-8B 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 12B or ZAYA1-8B?

Gemma 4 12B has the edge for knowledge tasks in this comparison, averaging 77.5 versus 73.6. Inside this category, GPQA is the benchmark that creates the most daylight between them.

Which is better for math, Gemma 4 12B or ZAYA1-8B?

ZAYA1-8B has the edge for math in this comparison, averaging 80.4 versus 77.5. Inside this category, AIME26 is the benchmark that creates the most daylight between them.

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Last updated: July 23, 2026

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