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Gemini 4 Argon vs Qwen3.8 27B

Updated October 21, 2026. 59 benchmarks have a result for both. Coding is ranked on the Vibe Coding Index; every other board is shown as published.

Replace Gemini 4 Argon Replace Qwen3.8 27B
Gemini 4 ArgonGoogle
Coding
80.5
Overall
52.6
Output $/M
$10.00
56
Qwen3.8 27BQwen
Coding
73.6
Overall
33.7
Output $/M
$1.35
3
vs boards won of 59 shared

Decision reading

Pick Gemini 4 Argon for coding: it scores 80.5 on the Vibe Coding Index against 73.6 for Qwen3.8 27B.

Pick Qwen3.8 27B when output tokens cost 7.4x less, or when what matters is Terminal-Bench 2.1 (Vals AI) or LiveBench design, where it leads.

Model AGemini 4 ArgonGoogle80.5/1002 independent benchmarksNo cost per solved taskModel BQwen3.8 27BQwen73.6/1002 independent benchmarks$1.26 per solved task
Shared results
59
Gemini 4 Argon only
33
Qwen3.8 27B only
26
Like-for-like categories
8 of 9

Shared results can support a head-to-head reading. Results only one model has describe coverage, not superiority.

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 Argon 80.5 from 2 benchmarks, Qwen3.8 27B 73.6 from 2 benchmarks.
Widest category
Math, 37.8 points apart on average over 3 shared benchmarks.
Widest single gap
ProofBench: Gemini 4 Argon 99.0% against Qwen3.8 27B 16.0%, 83.0 points apart on a 0 to 100 scale.
Output price
Gemini 4 Argon $10.00 against Qwen3.8 27B $1.35 per million output tokens, 7.4x apart.
Context window
Gemini 4 Argon takes 1.05M tokens, Qwen3.8 27B 1M.

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 ArgonBarsQwen3.8 27BTies
Coding121
Intelligence20
Agentic work90
Reasoning70
Math30
Knowledge60
Web design01
General171
All shared boards563
CodingLike-for-likeFour of these boards feed the Vibe Coding Index121
Coding benchmarks for Gemini 4 Argon and Qwen3.8 27B
BenchmarkGemini 4 ArgonQwen3.8 27BLeader
LiveBench coding89.7%86.8%Gemini 4 Argon
LMArena WebDev16781593Gemini 4 Argon
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)57.6%Not measuredOnly Gemini 4 Argon measured
Vibe Code Bench (Vals AI)91.9%64.8%Gemini 4 Argon
Code migration (Vals AI)68.2%14.2%Gemini 4 Argon
ProgramBench (Vals AI)2.5%0.0%Gemini 4 Argon
IOI (Vals AI)100.0%39.1%Gemini 4 Argon
Terminal-Bench 2.1 (Vals AI)57.7%58.4%Qwen3.8 27B
SWE-bench Multimodal (Vals AI)56.0%Not measuredOnly Gemini 4 Argon measured
Vibe Code Bench 1-100 (Vals AI)21.2%Not measuredOnly Gemini 4 Argon measured
SkillsBench (Vals AI)Not measured38.1%Only Qwen3.8 27B measured
CyberBench (Vals AI)77.9%67.8%Gemini 4 Argon
SciCode61.8%46.6%Gemini 4 Argon
FrontierCode47.5%Not measuredOnly Gemini 4 Argon measured
FrontierSWE55.0%Not measuredOnly Gemini 4 Argon measured
ALE-Bench2100.1Not measuredOnly Gemini 4 Argon measured
LMArena Text: coding15461483Gemini 4 Argon
LMArena Text: software and IT15561478Gemini 4 Argon
LMArena WebDev: React16921602Gemini 4 Argon
LMArena WebDev: HTML16431570Gemini 4 Argon
LMArena WebDev: from an imageNot measured1577Only Qwen3.8 27B measured
Neither model has a result on the other 14 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index20
Intelligence benchmarks for Gemini 4 Argon and Qwen3.8 27B
BenchmarkGemini 4 ArgonQwen3.8 27BLeader
AA Intelligence Index52.633.7Gemini 4 Argon
Epoch Capabilities Index166.4151.7Gemini 4 Argon
Agentic workLike-for-likePublic boards, shown as published, kept out of the index90
Agentic work benchmarks for Gemini 4 Argon and Qwen3.8 27B
BenchmarkGemini 4 ArgonQwen3.8 27BLeader
AA Agentic IndexNot measured45.8Only Qwen3.8 27B measured
Design Arena: spreadsheets1151Not measuredOnly Gemini 4 Argon measured
LiveBench research83.1%59.4%Gemini 4 Argon
LiveBench browser92.0%32.0%Gemini 4 Argon
LiveBench long agentic69.9%27.9%Gemini 4 Argon
SREBench (Vals AI)44.3%Not measuredOnly Gemini 4 Argon measured
Finance Agent (Vals AI)65.4%48.5%Gemini 4 Argon
Tax Agent Bench (Vals AI)44.6%30.9%Gemini 4 Argon
Legal Research Bench (Vals AI)54.8%36.1%Gemini 4 Argon
Harvey's Legal Agent Benchmark (Vals AI)27.1%Not measuredOnly Gemini 4 Argon measured
Excel Modeling Benchmark (Vals AI)75.2%59.7%Gemini 4 Argon
BioMysteryBench (Vals AI)76.3%Not measuredOnly Gemini 4 Argon measured
Terminal-Bench-Science (Vals AI)44.3%0.0%Gemini 4 Argon
Vals Science Index55.4%Not measuredOnly Gemini 4 Argon measured
Time Horizon Index (Vals AI)52.5%Not measuredOnly Gemini 4 Argon measured
CUA-bench (Vals AI)4.8%Not measuredOnly Gemini 4 Argon measured
Robo-bench (Vals AI)0.8%Not measuredOnly Gemini 4 Argon measured
APEX-Agents82.4%47.5%Gemini 4 Argon
Vending-Bench 2$13,718Not measuredOnly Gemini 4 Argon measured
Neither model has a result on the other 20 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index70
Reasoning benchmarks for Gemini 4 Argon and Qwen3.8 27B
BenchmarkGemini 4 ArgonQwen3.8 27BLeader
GPQA DiamondNot measured88.9%Only Qwen3.8 27B measured
LiveBench reasoning95.1%80.0%Gemini 4 Argon
MysteryMechanism (Vals AI)45.5%Not measuredOnly Gemini 4 Argon measured
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)57.1%33.9%Gemini 4 Argon
GPQA Diamond (Epoch AI run)96.4%Not measuredOnly Gemini 4 Argon measured
ARC-AGI98.5%87.5%Gemini 4 Argon
ARC-AGI-291.3%42.4%Gemini 4 Argon
Chess puzzles59.0%Not measuredOnly Gemini 4 Argon measured
Mystery game puzzles64.0%Not measuredOnly Gemini 4 Argon measured
EBR-bench64.8%Not measuredOnly Gemini 4 Argon measured
LMArena Text: hard prompts15461459Gemini 4 Argon
LMArena Text: expert15501479Gemini 4 Argon
LMArena Text: hard prompts in English15481461Gemini 4 Argon
LMArena Vision: diagramsNot measured1285Only Qwen3.8 27B measured
LMArena Vision: homeworkNot measured1295Only Qwen3.8 27B measured
Neither model has a result on the other 4 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index30
Math benchmarks for Gemini 4 Argon and Qwen3.8 27B
BenchmarkGemini 4 ArgonQwen3.8 27BLeader
OTIS Mock AIME100.0%Not measuredOnly Gemini 4 Argon measured
FrontierMath, tiers 1 to 386.0%Not measuredOnly Gemini 4 Argon measured
FrontierMath, tier 478.0%Not measuredOnly Gemini 4 Argon measured
ProofBench99.0%16.0%Gemini 4 Argon
LMArena Text: math15361455Gemini 4 Argon
LMArena Text: mathematical work15571458Gemini 4 Argon
Neither model has a result on the other 7 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index60
Knowledge benchmarks for Gemini 4 Argon and Qwen3.8 27B
BenchmarkGemini 4 ArgonQwen3.8 27BLeader
MMLU ProNot measured84.3%Only Qwen3.8 27B measured
LegalBench (Vals AI)88.3%82.4%Gemini 4 Argon
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)58.8%28.7%Gemini 4 Argon
SimpleQA Verified76.0%Not measuredOnly Gemini 4 Argon measured
LMArena Text: science15481467Gemini 4 Argon
LMArena Text: medicine and healthcare15551437Gemini 4 Argon
LMArena Text: legal and government15481447Gemini 4 Argon
LMArena Text: business and finance15251438Gemini 4 Argon
Neither model has a result on the other 7 boards here
Web designLike-for-likePublic boards, shown as published, kept out of the index01
Web design benchmarks for Gemini 4 Argon and Qwen3.8 27B
BenchmarkGemini 4 ArgonQwen3.8 27BLeader
Design Arena: websites1315Not measuredOnly Gemini 4 Argon measured
Design Arena: UI components1333Not measuredOnly Gemini 4 Argon measured
Design Arena: game dev1377Not measuredOnly Gemini 4 Argon measured
Design Arena: data viz1334Not measuredOnly Gemini 4 Argon measured
Design Arena: 3D1389Not measuredOnly Gemini 4 Argon measured
Design Arena: all code categories1328Not measuredOnly Gemini 4 Argon measured
LiveBench design73.7%75.9%Qwen3.8 27B
Neither model has a result on the other 2 boards here
GeneralLike-for-likePublic boards, shown as published, kept out of the index171
General benchmarks for Gemini 4 Argon and Qwen3.8 27B
BenchmarkGemini 4 ArgonQwen3.8 27BLeader
Vals Index69.2%Not measuredOnly Gemini 4 Argon measured
LiveBench data analysis85.2%76.6%Gemini 4 Argon
Public Benefits Bench (Vals AI)69.8%Not measuredOnly Gemini 4 Argon measured
SAGE (Vals AI)53.6%52.4%Gemini 4 Argon
MedScribe (Vals AI)87.4%83.8%Gemini 4 Argon
Long context reasoning (AA-LCR)79.7%82.0%Qwen3.8 27B
DTBench97.6%88.0%Gemini 4 Argon
LMCA63.7%41.4%Gemini 4 Argon
Surface Evolver BenchNot measured45.0%Only Qwen3.8 27B measured
Furniture assembly72.5%Not measuredOnly Gemini 4 Argon measured
LMArena Text15321440Gemini 4 Argon
LMArena Text: instruction following15341436Gemini 4 Argon
LMArena Text: creative writing15271383Gemini 4 Argon
LMArena VisionNot measured1269Only Qwen3.8 27B measured
LMArena Text: English15381448Gemini 4 Argon
LMArena Text: non-English15221428Gemini 4 Argon
LMArena Text: Chinese16111501Gemini 4 Argon
LMArena Text: GermanNot measured1443Only Qwen3.8 27B measured
LMArena Text: JapaneseNot measured1387Only Qwen3.8 27B measured
LMArena Text: KoreanNot measured1384Only Qwen3.8 27B measured
LMArena Text: FrenchNot measured1465Only Qwen3.8 27B measured
LMArena Text: Spanish15031449Gemini 4 Argon
LMArena Text: Russian15341415Gemini 4 Argon
LMArena Text: PolishNot measured1439Only Qwen3.8 27B measured
LMArena Text: multi-turn15561440Gemini 4 Argon
LMArena Text: longer queries15471448Gemini 4 Argon
LMArena Text: writing and language15291405Gemini 4 Argon
LMArena Text: entertainment and media15271393Gemini 4 Argon
LMArena Vision: EnglishNot measured1267Only Qwen3.8 27B measured
LMArena Vision: ChineseNot measured1326Only Qwen3.8 27B measured
LMArena Vision: reading textNot measured1281Only Qwen3.8 27B measured
LMArena Vision: humorNot measured1235Only Qwen3.8 27B measured
LMArena Vision: creative writingNot measured1237Only Qwen3.8 27B measured
Neither model has a result on the other 13 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Gemini 4 Argon and Qwen3.8 27B
BenchmarkGemini 4 ArgonQwen3.8 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 Argon$0.0070Fits in one request
Qwen3.8 27B$0.0007Fits in one request

Qwen3.8 27B costs less

Repository review

50K input + 3K output tokens

Gemini 4 Argon$0.130Fits in one request
Qwen3.8 27B$0.0060Fits in one request

Qwen3.8 27B costs less

Agent loop

200K input + 10K output tokens

Gemini 4 Argon$0.500Fits in one request
Qwen3.8 27B$0.021Fits 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 Argon and Qwen3.8 27B
SpecificationGoogle Gemini 4 ArgonQwen3.8 27B
MakerGoogleQwen
WeightsNo public weights listedOpen weights
ReleasedOctober 13, 2026August 14, 2026
Context window1.05M1M
Input $/Mtok$2.00$0.04
Output $/Mtok$10.00$1.35
Coding index80.573.6
Independent measurements behind it22
Cost per solved taskNot computable$1.26
SourceOpenRouter listingOpenRouter listing

Questions

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

Pick Gemini 4 Argon for coding: it scores 80.5 on the Vibe Coding Index against 73.6 for Qwen3.8 27B. Pick Qwen3.8 27B when output tokens cost 7.4x less, or when what matters is Terminal-Bench 2.1 (Vals AI) or LiveBench design, where it leads.

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

Gemini 4 Argon costs $2.00 per million input tokens and $10.00 per million output tokens; Qwen3.8 27B costs $0.04 and $1.35. Cost per solved task is known for Qwen3.8 27B only.

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

Gemini 4 Argon, with 1.05M tokens against 1M.

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

59 benchmarks have a result for both models as of October 21, 2026. Gemini 4 Argon's coding index rests on 2 independent benchmarks and Qwen3.8 27B's on 2. Where only one model has a result, the page says so instead of naming a winner.

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