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Gemini 3.5 Flash Lite vs Qwen3.5 397B A17B

Gemini 3.5 Flash Lite leads Qwen3.5 397B A17B on the Artificial Analysis Intelligence Index, 22.2 to 21.4, at about the same output price ($2.50 vs $2.34 per million). Updated October 23, 2026; 52 benchmarks have a result for both.

Replace Gemini 3.5 Flash Lite Replace Qwen3.5 397B A17B
Gemini 3.5 Flash LiteGoogle
Coding
48.9
Overall
49.8
Output $/M
$2.50
18
Qwen3.5 397B A17BQwen
Coding
No data
Overall
57.2
Output $/M
$2.34
34
vs boards won of 52 shared

Gemini 3.5 Flash Lite or Qwen3.5 397B A17B: which to pick

Only Gemini 3.5 Flash Lite has a coding score, 48.9 on the Vibe Coding Index; Qwen3.5 397B A17B has none, so the two cannot be ranked on coding.

Pick Qwen3.5 397B A17B for output tokens 1.1x cheaper ($2.34 vs $2.50 per million) and work measured by SciCode or LMArena Text: coding, where it leads.

Model AGemini 3.5 Flash LiteGoogle48.9/1003 independent benchmarks$0.41 per solved taskModel BQwen3.5 397B A17BQwenNot benchmarked1 independent benchmarkNo cost per solved task
Shared results
52
Gemini 3.5 Flash Lite only
33
Qwen3.5 397B A17B only
14
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 3.5 Flash Lite 48.9 from 3 benchmarks, Qwen3.5 397B A17B not benchmarked.
Widest category
Math, 7.4 points apart on average over 4 shared benchmarks.
Widest single gap
OTIS Mock AIME: Gemini 3.5 Flash Lite 71.1% against Qwen3.5 397B A17B 88.9%, 17.8 points apart on a 0 to 100 scale.
Output price
Gemini 3.5 Flash Lite $2.50 against Qwen3.5 397B A17B $2.34 per million output tokens, 1.1x apart.
Context window
Gemini 3.5 Flash Lite takes 1.05M tokens, Qwen3.5 397B A17B 262K.

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 3.5 Flash LiteBarsQwen3.5 397B A17BTies
Coding33
Intelligence11
Agentic work10
Reasoning27
Math04
Knowledge04
General1115
All shared boards1834
CodingLike-for-likeSix of these boards feed the Vibe Coding Index33
Coding benchmarks for Gemini 3.5 Flash Lite and Qwen3.5 397B A17B
BenchmarkGemini 3.5 Flash LiteQwen3.5 397B A17BLeader
LMArena WebDev14341400Gemini 3.5 Flash Lite
AA Coding Index49.3Not measuredOnly Gemini 3.5 Flash Lite measured
LiveCodeBench (Vals AI)79.0%Not measuredOnly Gemini 3.5 Flash Lite measured
SWE-bench Verified (Vals AI)75.0%Not measuredOnly Gemini 3.5 Flash Lite measured
Vibe Code Bench (Vals AI)37.2%Not measuredOnly Gemini 3.5 Flash Lite measured
Code migration (Vals AI)6.2%Not measuredOnly Gemini 3.5 Flash Lite measured
ProgramBench (Vals AI)0.0%Not measuredOnly Gemini 3.5 Flash Lite measured
Terminal-Bench 2.1 (Vals AI)50.2%Not measuredOnly Gemini 3.5 Flash Lite measured
CyberBench (Vals AI)59.1%Not measuredOnly Gemini 3.5 Flash Lite measured
SciCode41.3%44.8%Qwen3.5 397B A17B
Terminal-Bench Hard (Artificial Analysis run)Not measured40.9%Only Qwen3.5 397B A17B measured
WeirdML39.0%Not measuredOnly Gemini 3.5 Flash Lite measured
ALE-Bench765.3621.9Gemini 3.5 Flash Lite
LMArena Text: coding14531465Qwen3.5 397B A17B
LMArena Text: software and IT14501463Qwen3.5 397B A17B
LMArena WebDev: React14061388Gemini 3.5 Flash Lite
LMArena WebDev: HTMLNot measured1409Only Qwen3.5 397B A17B measured
LMArena WebDev: from an image1448Not measuredOnly Gemini 3.5 Flash Lite measured
SciCode6.2%Not measuredOnly Gemini 3.5 Flash Lite measured
Neither model has a result on the other 24 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index11
Intelligence benchmarks for Gemini 3.5 Flash Lite and Qwen3.5 397B A17B
BenchmarkGemini 3.5 Flash LiteQwen3.5 397B A17BLeader
AA Intelligence Index22.221.4Gemini 3.5 Flash Lite
Epoch Capabilities Index144.9146.8Qwen3.5 397B A17B
Agentic workLike-for-likePublic boards, shown as published, kept out of the index10
Agentic work benchmarks for Gemini 3.5 Flash Lite and Qwen3.5 397B A17B
BenchmarkGemini 3.5 Flash LiteQwen3.5 397B A17BLeader
AA Agentic Index14.3Not measuredOnly Gemini 3.5 Flash Lite measured
Finance Agent (Vals AI)47.4%Not measuredOnly Gemini 3.5 Flash Lite measured
Tax Agent Bench (Vals AI)7.2%Not measuredOnly Gemini 3.5 Flash Lite measured
Legal Research Bench (Vals AI)13.9%Not measuredOnly Gemini 3.5 Flash Lite measured
Excel Modeling Benchmark (Vals AI)43.2%Not measuredOnly Gemini 3.5 Flash Lite measured
τ²-Bench TelecomNot measured95.6%Only Qwen3.5 397B A17B measured
APEX-Agents29.3%24.9%Gemini 3.5 Flash Lite
Neither model has a result on the other 35 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index27
Reasoning benchmarks for Gemini 3.5 Flash Lite and Qwen3.5 397B A17B
BenchmarkGemini 3.5 Flash LiteQwen3.5 397B A17BLeader
GPQA Diamond83.8%Not measuredOnly Gemini 3.5 Flash Lite measured
MMMU Pro (Vals AI)83.6%Not measuredOnly Gemini 3.5 Flash Lite measured
GPQA Diamond (Artificial Analysis run)83.8%89.3%Qwen3.5 397B A17B
Humanity's Last Exam (Artificial Analysis run)18.8%29.0%Qwen3.5 397B A17B
GPQA Diamond (Epoch AI run)83.3%86.4%Qwen3.5 397B A17B
ARC-AGI53.5%Not measuredOnly Gemini 3.5 Flash Lite measured
ARC-AGI-210.3%Not measuredOnly Gemini 3.5 Flash Lite measured
Chess puzzles21.0%Not measuredOnly Gemini 3.5 Flash Lite measured
Mystery game puzzles19.0%18.0%Gemini 3.5 Flash Lite
LMArena Text: hard prompts14411448Qwen3.5 397B A17B
LMArena Text: expert14331462Qwen3.5 397B A17B
LMArena Text: hard prompts in English14401450Qwen3.5 397B A17B
LMArena Vision: diagrams12841277Gemini 3.5 Flash Lite
LMArena Vision: homework12911292Qwen3.5 397B A17B
Neither model has a result on the other 9 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index04
Math benchmarks for Gemini 3.5 Flash Lite and Qwen3.5 397B A17B
BenchmarkGemini 3.5 Flash LiteQwen3.5 397B A17BLeader
OTIS Mock AIME71.1%88.9%Qwen3.5 397B A17B
FrontierMath, tiers 1 to 326.0%31.2%Qwen3.5 397B A17B
FrontierMath, tier 40.0%Not measuredOnly Gemini 3.5 Flash Lite measured
ProofBench13.0%Not measuredOnly Gemini 3.5 Flash Lite measured
LMArena Text: math14351454Qwen3.5 397B A17B
LMArena Text: mathematical work14331454Qwen3.5 397B A17B
MathArenaNot measured19.2%Only Qwen3.5 397B A17B measured
Neither model has a result on the other 7 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index04
Knowledge benchmarks for Gemini 3.5 Flash Lite and Qwen3.5 397B A17B
BenchmarkGemini 3.5 Flash LiteQwen3.5 397B A17BLeader
MMLU Pro85.8%Not measuredOnly Gemini 3.5 Flash Lite measured
LegalBench (Vals AI)84.1%Not measuredOnly Gemini 3.5 Flash Lite measured
CorpFin (Vals AI)60.7%Not measuredOnly Gemini 3.5 Flash Lite measured
TaxEval (Vals AI)72.6%Not measuredOnly Gemini 3.5 Flash Lite measured
MortgageTax (Vals AI)68.7%Not measuredOnly Gemini 3.5 Flash Lite measured
MedCode (Vals AI)43.5%Not measuredOnly Gemini 3.5 Flash Lite measured
LMArena Text: science14511457Qwen3.5 397B A17B
LMArena Text: medicine and healthcare14381455Qwen3.5 397B A17B
LMArena Text: legal and government14311441Qwen3.5 397B A17B
LMArena Text: business and finance14231435Qwen3.5 397B A17B
FACTS Benchmark Suite53.5%Not measuredOnly Gemini 3.5 Flash Lite measured
Neither model has a result on the other 9 boards here
Web designDirectional onlyPublic boards, shown as published, kept out of the index7 boards, none shared
Web design benchmarks for Gemini 3.5 Flash Lite and Qwen3.5 397B A17B
BenchmarkGemini 3.5 Flash LiteQwen3.5 397B A17BLeader
Design Arena: websitesNot measured1190Only Qwen3.5 397B A17B measured
Design Arena: UI componentsNot measured1161Only Qwen3.5 397B A17B measured
Design Arena: game devNot measured1140Only Qwen3.5 397B A17B measured
Design Arena: data vizNot measured1175Only Qwen3.5 397B A17B measured
Design Arena: 3DNot measured1162Only Qwen3.5 397B A17B measured
Design Arena: all code categoriesNot measured1179Only Qwen3.5 397B A17B measured
Design Arena: SVGNot measured1139Only Qwen3.5 397B A17B measured
Neither model has a result on the other 2 boards here
GeneralLike-for-likePublic boards, shown as published, kept out of the index1115
General benchmarks for Gemini 3.5 Flash Lite and Qwen3.5 397B A17B
BenchmarkGemini 3.5 Flash LiteQwen3.5 397B A17BLeader
Public Benefits Bench (Vals AI)51.8%Not measuredOnly Gemini 3.5 Flash Lite measured
SAGE (Vals AI)47.3%Not measuredOnly Gemini 3.5 Flash Lite measured
MedScribe (Vals AI)70.9%Not measuredOnly Gemini 3.5 Flash Lite measured
IFBenchNot measured78.8%Only Qwen3.5 397B A17B measured
Long context reasoning (AA-LCR)76.0%77.3%Qwen3.5 397B A17B
DTBench83.5%87.5%Qwen3.5 397B A17B
LMCA37.6%37.9%Qwen3.5 397B A17B
LMArena Text14351438Qwen3.5 397B A17B
LMArena Text: instruction following14191423Qwen3.5 397B A17B
LMArena Text: creative writing14211402Gemini 3.5 Flash Lite
LMArena Vision12691262Gemini 3.5 Flash Lite
LMArena Text: English14381443Qwen3.5 397B A17B
LMArena Text: non-English14271430Qwen3.5 397B A17B
LMArena Text: Chinese14671499Qwen3.5 397B A17B
LMArena Text: German14541444Gemini 3.5 Flash Lite
LMArena Text: Japanese14261430Qwen3.5 397B A17B
LMArena Text: Korean14071385Gemini 3.5 Flash Lite
LMArena Text: French14501462Qwen3.5 397B A17B
LMArena Text: Spanish14421441Gemini 3.5 Flash Lite
LMArena Text: Russian14441430Gemini 3.5 Flash Lite
LMArena Text: Polish14371448Qwen3.5 397B A17B
LMArena Text: multi-turn14451447Qwen3.5 397B A17B
LMArena Text: longer queries14351441Qwen3.5 397B A17B
LMArena Text: writing and language14271416Gemini 3.5 Flash Lite
LMArena Text: entertainment and media14151399Gemini 3.5 Flash Lite
LMArena Vision: English12691268Gemini 3.5 Flash Lite
LMArena Vision: Chinese13111314Qwen3.5 397B A17B
LMArena Vision: reading text12801271Gemini 3.5 Flash Lite
LMArena Vision: humor12871262Gemini 3.5 Flash Lite
LMArena Vision: captioningNot measured1230Only Qwen3.5 397B A17B measured
LMArena Vision: recognizing thingsNot measured1265Only Qwen3.5 397B A17B measured
LMArena Vision: creative writing12601260Qwen3.5 397B A17B
Neither model has a result on the other 16 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Gemini 3.5 Flash Lite and Qwen3.5 397B A17B
BenchmarkGemini 3.5 Flash LiteQwen3.5 397B A17BLeader
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 3.5 Flash Lite$0.0015Fits in one request
Qwen3.5 397B A17B$0.0016Fits in one request

Gemini 3.5 Flash Lite costs less

Repository review

50K input + 3K output tokens

Gemini 3.5 Flash Lite$0.022Fits in one request
Qwen3.5 397B A17B$0.027Fits in one request

Gemini 3.5 Flash Lite costs less

Agent loop

200K input + 10K output tokens

Gemini 3.5 Flash Lite$0.085Fits in one request
Qwen3.5 397B A17B$0.101Fits in one request

Gemini 3.5 Flash Lite 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 3.5 Flash Lite and Qwen3.5 397B A17B
SpecificationGoogle Gemini 3.5 Flash LiteQwen3.5 397B A17B
MakerGoogleQwen
WeightsNo public weights listedOpen weights
ReleasedJuly 21, 2026February 16, 2026
Context window1.05M262K
Input $/Mtok$0.30$0.39
Output $/Mtok$2.50$2.34
Coding index48.9Not benchmarked
Independent measurements behind it31
Cost per solved task$0.41Not computable
SourceOpenRouter listingOpenRouter listing

Questions

Is Gemini 3.5 Flash Lite better than Qwen3.5 397B A17B for coding?

Only Gemini 3.5 Flash Lite has a coding score, 48.9 on the Vibe Coding Index; Qwen3.5 397B A17B has none, so the two cannot be ranked on coding. Pick Qwen3.5 397B A17B for output tokens 1.1x cheaper ($2.34 vs $2.50 per million) and work measured by SciCode or LMArena Text: coding, where it leads.

Which is cheaper, Gemini 3.5 Flash Lite or Qwen3.5 397B A17B?

Gemini 3.5 Flash Lite costs $0.30 per million input tokens and $2.50 per million output tokens; Qwen3.5 397B A17B costs $0.39 and $2.34. Cost per solved task is known for Gemini 3.5 Flash Lite only.

Which has the bigger context window, Gemini 3.5 Flash Lite or Qwen3.5 397B A17B?

Gemini 3.5 Flash Lite, with 1.05M tokens against 262K.

How many benchmarks is the Gemini 3.5 Flash Lite vs Qwen3.5 397B A17B comparison based on?

52 benchmarks have a result for both models as of October 23, 2026. Gemini 3.5 Flash Lite's coding index rests on 3 independent benchmarks and Qwen3.5 397B A17B's on 1. Where only one model has a result, the page says so instead of naming a winner.

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