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Gemini 4 Hydrogen vs Qwen3.8 27B

Gemini 4 Hydrogen leads Qwen3.8 27B on coding, 77.9 to 69.7 on the Vibe Coding Index, and Qwen3.8 27B costs 2.9x less per output token ($2.55 vs $7.50 per million). Updated November 14, 2026; 42 benchmarks have a result for both.

Replace Gemini 4 Hydrogen Replace Qwen3.8 27B
Gemini 4 HydrogenGoogle
Coding
77.9
Overall
77.1
Output $/M
$7.50
42
Qwen3.8 27BQwen
Coding
69.7
Overall
54.1
Output $/M
$2.55
0
vs boards won of 42 shared

Gemini 4 Hydrogen or Qwen3.8 27B: which to pick

Pick Gemini 4 Hydrogen for coding: it scores 77.9 on the Vibe Coding Index against 69.7 for Qwen3.8 27B.

Pick Qwen3.8 27B for output tokens 2.9x cheaper ($2.55 vs $7.50 per million).

Model AGemini 4 HydrogenGoogle77.9/1004 independent benchmarksNo cost per solved taskModel BQwen3.8 27BQwen69.7/1004 independent benchmarks$1.26 per solved task
Shared results
42
Gemini 4 Hydrogen only
8
Qwen3.8 27B only
51
Like-for-like categories
7 of 9

Only benchmarks that tested both models count toward a pick; a result only one model has is shown but not compared.

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
Gemini 4 Hydrogen 77.9 from 4 benchmarks, Qwen3.8 27B 69.7 from 4 benchmarks.
Widest category
Agentic work, 32.7 points apart on average over 5 shared benchmarks.
Widest single gap
LiveBench browser: Gemini 4 Hydrogen 77.1% against Qwen3.8 27B 24.2%, 52.9 points apart on a 0 to 100 scale.
Output price
Gemini 4 Hydrogen $7.50 against Qwen3.8 27B $2.55 per million output tokens, 2.9x apart.
Context window
Gemini 4 Hydrogen takes 1.05M tokens, Qwen3.8 27B 1.02M.

Benchmark by benchmark

First the score: boards each model leads, per category, where both have a result. Then every board, a category to a fold; bars are each result on a 0 to 100 scale, so compare the two in a row, not one row with another.

Boards won, where both have a result
CategoryGemini 4 HydrogenBarsQwen3.8 27BTies
Coding90
Agentic work50
Reasoning60
Math20
Knowledge50
Web design10
General140
All shared boards420
CodingLike-for-likeSix of these boards feed the Vibe Coding Index90
Coding benchmarks for Gemini 4 Hydrogen and Qwen3.8 27B
BenchmarkGemini 4 HydrogenQwen3.8 27BLeader
LiveBench coding78.5%69.3%Gemini 4 Hydrogen
LMArena WebDev17041590Gemini 4 Hydrogen
AA Coding IndexNot measured68.1Only Qwen3.8 27B measured
LiveCodeBench (Vals AI)Not measured84.0%Only Qwen3.8 27B measured
SWE-bench Verified (Vals AI)Not measured86.0%Only Qwen3.8 27B measured
Terminal-Bench 4 (Vals AI)54.0%Not measuredOnly Gemini 4 Hydrogen measured
Vibe Code Bench (Vals AI)87.8%64.8%Gemini 4 Hydrogen
Code migration (Vals AI)Not measured14.2%Only Qwen3.8 27B measured
ProgramBench (Vals AI)Not measured0.0%Only Qwen3.8 27B measured
IOI (Vals AI)Not measured39.1%Only Qwen3.8 27B measured
Terminal-Bench 2.1 (Vals AI)Not measured58.4%Only Qwen3.8 27B measured
SkillsBench (Vals AI)Not measured38.1%Only Qwen3.8 27B measured
CyberBench (Vals AI)Not measured67.8%Only Qwen3.8 27B measured
SciCodeNot measured46.6%Only Qwen3.8 27B measured
Terminal-Bench 4.0 (Artificial Analysis run)54.0%5.6%Gemini 4 Hydrogen
FrontierCode 2.039.0%14.9%Gemini 4 Hydrogen
LMArena Text: coding15161479Gemini 4 Hydrogen
LMArena Text: software and IT15131474Gemini 4 Hydrogen
LMArena WebDev: React17241596Gemini 4 Hydrogen
LMArena WebDev: HTML17431570Gemini 4 Hydrogen
LMArena WebDev: from an imageNot measured1574Only Qwen3.8 27B measured
GameBench 2Not measured43.8Only Qwen3.8 27B measured
CursorBench 4.057.8%Not measuredOnly Gemini 4 Hydrogen measured
Neither model has a result on the other 29 boards here
IntelligenceDirectional onlyPublic boards, shown as published, kept out of the index2 boards, none shared
Intelligence benchmarks for Gemini 4 Hydrogen and Qwen3.8 27B
BenchmarkGemini 4 HydrogenQwen3.8 27BLeader
AA Intelligence IndexNot measured20.1Only Qwen3.8 27B measured
Epoch Capabilities IndexNot measured152.6Only Qwen3.8 27B measured
Agentic workLike-for-likePublic boards, shown as published, kept out of the index50
Agentic work benchmarks for Gemini 4 Hydrogen and Qwen3.8 27B
BenchmarkGemini 4 HydrogenQwen3.8 27BLeader
AA Agentic IndexNot measured45.8Only Qwen3.8 27B measured
LiveBench research86.8%61.3%Gemini 4 Hydrogen
LiveBench browser77.1%24.2%Gemini 4 Hydrogen
LiveBench long agentic61.8%15.9%Gemini 4 Hydrogen
Finance Agent (Vals AI)Not measured48.5%Only Qwen3.8 27B measured
Tax Agent Bench (Vals AI)52.3%30.9%Gemini 4 Hydrogen
Legal Research Bench (Vals AI)53.8%36.1%Gemini 4 Hydrogen
Harvey's Legal Agent Benchmark (Vals AI)11.3%Not measuredOnly Gemini 4 Hydrogen measured
Excel Modeling Benchmark (Vals AI)Not measured59.7%Only Qwen3.8 27B measured
Terminal-Bench-Science (Vals AI)Not measured0.0%Only Qwen3.8 27B measured
APEX-AgentsNot measured47.5%Only Qwen3.8 27B measured
Neither model has a result on the other 33 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index60
Reasoning benchmarks for Gemini 4 Hydrogen and Qwen3.8 27B
BenchmarkGemini 4 HydrogenQwen3.8 27BLeader
GPQA DiamondNot measured88.9%Only Qwen3.8 27B measured
LiveBench reasoning88.6%80.0%Gemini 4 Hydrogen
MMMU Pro (Vals AI)Not measured83.9%Only Qwen3.8 27B measured
GPQA Diamond (Artificial Analysis run)Not measured90.5%Only Qwen3.8 27B measured
Humanity's Last Exam (Artificial Analysis run)Not measured33.9%Only Qwen3.8 27B measured
HLE-Diamond (Artificial Analysis run)58.8%15.3%Gemini 4 Hydrogen
CritPt v2, hard subset (Artificial Analysis run)66.0%16.5%Gemini 4 Hydrogen
ARC-AGINot measured87.5%Only Qwen3.8 27B measured
ARC-AGI-2Not measured42.4%Only Qwen3.8 27B measured
SimpleBenchNot measured60.2%Only Qwen3.8 27B measured
LMArena Text: hard prompts15201456Gemini 4 Hydrogen
LMArena Text: expert15581479Gemini 4 Hydrogen
LMArena Text: hard prompts in English15141462Gemini 4 Hydrogen
LMArena Vision: diagramsNot measured1281Only Qwen3.8 27B measured
LMArena Vision: homeworkNot measured1284Only Qwen3.8 27B measured
Neither model has a result on the other 11 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index20
Math benchmarks for Gemini 4 Hydrogen and Qwen3.8 27B
BenchmarkGemini 4 HydrogenQwen3.8 27BLeader
ProofBenchNot measured16.0%Only Qwen3.8 27B measured
LMArena Text: math15071455Gemini 4 Hydrogen
LMArena Text: mathematical work15341461Gemini 4 Hydrogen
Neither model has a result on the other 11 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index50
Knowledge benchmarks for Gemini 4 Hydrogen and Qwen3.8 27B
BenchmarkGemini 4 HydrogenQwen3.8 27BLeader
MMLU ProNot measured84.3%Only Qwen3.8 27B measured
LegalBench (Vals AI)Not measured82.4%Only Qwen3.8 27B measured
TaxEval (Vals AI)Not measured70.8%Only Qwen3.8 27B measured
MortgageTax (Vals AI)Not measured64.9%Only Qwen3.8 27B measured
MedCode (Vals AI)Not measured28.7%Only Qwen3.8 27B measured
AA-Omniscience46.3-6.4Gemini 4 Hydrogen
GeoBenchNot measured38.0%Only Qwen3.8 27B measured
LMArena Text: science15191463Gemini 4 Hydrogen
LMArena Text: medicine and healthcare14881439Gemini 4 Hydrogen
LMArena Text: legal and government15321446Gemini 4 Hydrogen
LMArena Text: business and finance14861440Gemini 4 Hydrogen
Neither model has a result on the other 10 boards here
Web designLike-for-likePublic boards, shown as published, kept out of the index10
Web design benchmarks for Gemini 4 Hydrogen and Qwen3.8 27B
BenchmarkGemini 4 HydrogenQwen3.8 27BLeader
Design Arena: websites1320Not measuredOnly Gemini 4 Hydrogen measured
Design Arena: game dev1369Not measuredOnly Gemini 4 Hydrogen measured
Design Arena: 3D1415Not measuredOnly Gemini 4 Hydrogen measured
Design Arena: all code categories1333Not measuredOnly Gemini 4 Hydrogen measured
LiveBench design77.3%72.4%Gemini 4 Hydrogen
Neither model has a result on the other 4 boards here
GeneralLike-for-likePublic boards, shown as published, kept out of the index140
General benchmarks for Gemini 4 Hydrogen and Qwen3.8 27B
BenchmarkGemini 4 HydrogenQwen3.8 27BLeader
Vals Index68.5%Not measuredOnly Gemini 4 Hydrogen measured
LiveBench data analysis83.2%76.6%Gemini 4 Hydrogen
MedScribe (Vals AI)Not measured83.8%Only Qwen3.8 27B measured
Long context reasoning (AA-LCR)Not measured82.0%Only Qwen3.8 27B measured
GDPval-AANot measured1426Only Qwen3.8 27B measured
DTBenchNot measured88.0%Only Qwen3.8 27B measured
LMCANot measured41.4%Only Qwen3.8 27B measured
Surface Evolver BenchNot measured45.0%Only Qwen3.8 27B measured
LMArena Text15021437Gemini 4 Hydrogen
LMArena Text: instruction following15191431Gemini 4 Hydrogen
LMArena Text: creative writing15091377Gemini 4 Hydrogen
LMArena VisionNot measured1270Only Qwen3.8 27B measured
LMArena Text: English14991447Gemini 4 Hydrogen
LMArena Text: non-English14951424Gemini 4 Hydrogen
LMArena Text: Chinese16311493Gemini 4 Hydrogen
LMArena Text: GermanNot measured1436Only Qwen3.8 27B measured
LMArena Text: JapaneseNot measured1398Only Qwen3.8 27B measured
LMArena Text: KoreanNot measured1389Only Qwen3.8 27B measured
LMArena Text: French15121466Gemini 4 Hydrogen
LMArena Text: Spanish14941443Gemini 4 Hydrogen
LMArena Text: Russian14921408Gemini 4 Hydrogen
LMArena Text: PolishNot measured1441Only Qwen3.8 27B measured
LMArena Text: multi-turn14851436Gemini 4 Hydrogen
LMArena Text: longer queries15241446Gemini 4 Hydrogen
LMArena Text: writing and language15001401Gemini 4 Hydrogen
LMArena Text: entertainment and media15031388Gemini 4 Hydrogen
LMArena Vision: EnglishNot measured1272Only Qwen3.8 27B measured
LMArena Vision: ChineseNot measured1327Only Qwen3.8 27B measured
LMArena Vision: reading textNot measured1280Only Qwen3.8 27B measured
LMArena Vision: humorNot measured1245Only Qwen3.8 27B measured
LMArena Vision: creative writingNot measured1234Only Qwen3.8 27B measured
Neither model has a result on the other 18 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Gemini 4 Hydrogen and Qwen3.8 27B
BenchmarkGemini 4 HydrogenQwen3.8 27BLeader
Neither model has a result on 5 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

Gemini 4 Hydrogen$0.0053Fits in one request
Qwen3.8 27B$0.0017Fits in one request

Qwen3.8 27B costs less

Repository review

50K input + 3K output tokens

Gemini 4 Hydrogen$0.098Fits in one request
Qwen3.8 27B$0.029Fits in one request

Qwen3.8 27B costs less

Agent loop

200K input + 10K output tokens

Gemini 4 Hydrogen$0.375Fits in one request
Qwen3.8 27B$0.111Fits in one request

Qwen3.8 27B 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 Gemini 4 Hydrogen and Qwen3.8 27B
SpecificationGoogle Gemini 4 HydrogenQwen3.8 27B
MakerGoogleQwen
WeightsNo public weights listedOpen weights
ReleasedNovember 12, 2026August 14, 2026
Context window1.05M1.02M
Input $/Mtok$1.50$0.425
Output $/Mtok$7.50$2.55
Coding index77.969.7
Independent measurements behind it44
Cost per solved taskNot computable$1.26
SourceOpenRouter listingOpenRouter listing

Questions

Is Gemini 4 Hydrogen better than Qwen3.8 27B for coding?

Pick Gemini 4 Hydrogen for coding: it scores 77.9 on the Vibe Coding Index against 69.7 for Qwen3.8 27B. Pick Qwen3.8 27B for output tokens 2.9x cheaper ($2.55 vs $7.50 per million).

Which is cheaper, Gemini 4 Hydrogen or Qwen3.8 27B?

Gemini 4 Hydrogen costs $1.50 per million input tokens and $7.50 per million output tokens; Qwen3.8 27B costs $0.425 and $2.55. Cost per solved task is known for Qwen3.8 27B only.

Which has the bigger context window, Gemini 4 Hydrogen or Qwen3.8 27B?

Gemini 4 Hydrogen, with 1.05M tokens against 1.02M.

How many benchmarks is the Gemini 4 Hydrogen vs Qwen3.8 27B comparison based on?

42 benchmarks have a result for both models as of November 14, 2026. Gemini 4 Hydrogen's coding index rests on 4 independent benchmarks and Qwen3.8 27B's on 4. Where only one model has a result, the page says so instead of naming a winner.

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<iframe src="https://llmbenchmark.ai/embed/compare/gemini-4-hydrogen-vs-qwen3-8-27b" title="Gemini 4 Hydrogen vs Qwen3.8 27B, LLMBenchmark.ai" width="100%" height="360" style="border:0;max-width:100%" loading="lazy"></iframe>
<p style="font:13px/1.4 sans-serif;margin:6px 0 0">Source: <a href="https://llmbenchmark.ai/compare/gemini-4-hydrogen-vs-qwen3-8-27b">LLMBenchmark.ai, Gemini 4 Hydrogen vs Qwen3.8 27B</a></p>