Gemini 3.1 Flash Lite Preview vs Qwen3.8 27B

Qwen3.8 27B leads Gemini 3.1 Flash Lite Preview on coding, 74.2 to 22.7 on the Vibe Coding Index, and Gemini 3.1 Flash Lite Preview costs 1.7x less per output token ($1.50 vs $2.55 per million). Updated October 22, 2026; 62 benchmarks have a result for both.

Replace Gemini 3.1 Flash Lite Preview Replace Qwen3.8 27B

Gemini 3.1 Flash Lite PreviewGoogle

Coding: 22.7
Overall: 36.6
Output $/M: $1.50

Qwen3.8 27BQwen

Coding: 74.2
Overall: 59.6
Output $/M: $2.55

vs boards won of 62 shared, 1 tied

Gemini 3.1 Flash Lite Preview or Qwen3.8 27B: which to pick

Pick Qwen3.8 27B for coding: it scores 74.2 on the Vibe Coding Index against 22.7 for Gemini 3.1 Flash Lite Preview.

Pick Gemini 3.1 Flash Lite Preview for output tokens 1.7x cheaper ($1.50 vs $2.55 per million) and a lower cost per solved task ($0.18 against $1.26).

Model AGemini 3.1 Flash Lite PreviewGoogle22.7/1003 independent benchmarks$0.18 per solved task Model BQwen3.8 27BQwen74.2/1004 independent benchmarks$1.26 per solved task

621723

Shared results: 62
Gemini 3.1 Flash Lite Preview only: 17
Qwen3.8 27B only: 23
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.

Coding
Vibe Coding Index, six public coding benchmarks
Qwen3.8 27B
Qwen3.8 27B scores 74.2 against 22.7.
3 and 4 benchmarks behind the scores
Intelligence
AA Intelligence Index
Qwen3.8 27B
Qwen3.8 27B leads, 33.7 against 15.6.
Same board, both measured
Agentic work
AA Agentic Index
Qwen3.8 27B
Qwen3.8 27B leads, 45.8 against 1.6.
Same board, both measured
Reasoning
GPQA Diamond
Qwen3.8 27B
Qwen3.8 27B leads, 88.9% against 81.1%.
Same board, both measured
Math
AIME
No call
Only Gemini 3.1 Flash Lite Preview has a AIME result, 83.3%.
Directional only
Knowledge
MMLU Pro
Gemini 3.1 Flash Lite Preview
Gemini 3.1 Flash Lite Preview leads, 86.2% against 84.3%.
Same board, both measured
Web design
Design Arena: websites
No call
Only Gemini 3.1 Flash Lite Preview has a Design Arena: websites result, 1082.
Directional only
Long documents
Listed context window
Gemini 3.1 Flash Lite Preview
Gemini 3.1 Flash Lite Preview takes 1.05M tokens against 1M.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
Gemini 3.1 Flash Lite Preview
Gemini 3.1 Flash Lite Preview $0.0010, Qwen3.8 27B $0.0017 per turn.
List prices
Cost per solved task
One SWE-bench Verified task, solved
Gemini 3.1 Flash Lite Preview
Gemini 3.1 Flash Lite Preview $0.18, Qwen3.8 27B $1.26.
Published attempt cost and pass rate

At a glance

Coding index: Gemini 3.1 Flash Lite Preview 22.7 from 3 benchmarks, Qwen3.8 27B 74.2 from 4 benchmarks.
Widest category: Agentic work, 34.9 points apart on average over 5 shared benchmarks.
Widest single gap: Vibe Code Bench (Vals AI): Gemini 3.1 Flash Lite Preview 0.0% against Qwen3.8 27B 64.8%, 64.8 points apart on a 0 to 100 scale.
Output price: Gemini 3.1 Flash Lite Preview $1.50 against Qwen3.8 27B $2.55 per million output tokens, 1.7x apart.
Context window: Gemini 3.1 Flash Lite Preview 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
Category	Gemini 3.1 Flash Lite Preview	Qwen3.8 27B	Ties
Coding	0	12	1 tie
Intelligence	0	1
Agentic work	0	5
Reasoning	0	7
Math	0	2
Knowledge	5	4
General	8	17
All shared boards	13	48	1 tie

CodingLike-for-likeSix of these boards feed the Vibe Coding Index012

Coding benchmarks for Gemini 3.1 Flash Lite Preview and Qwen3.8 27B
Benchmark	Gemini 3.1 Flash Lite Preview	Qwen3.8 27B	Leader
LiveBench coding	Not measured	86.8%	Only Qwen3.8 27B measured
LMArena WebDev	1257	1593	Qwen3.8 27B
AA Coding Index	34.7	68.1	Qwen3.8 27B
LiveCodeBench (Vals AI)	80.1%	84.0%	Qwen3.8 27B
SWE-bench Verified (Vals AI)	62.8%	86.0%	Qwen3.8 27B
Vibe Code Bench (Vals AI)	0.0%	64.8%	Qwen3.8 27B
Code migration (Vals AI)	4.6%	14.2%	Qwen3.8 27B
ProgramBench (Vals AI)	0.0%	0.0%	Tie
IOI (Vals AI)	Not measured	39.1%	Only Qwen3.8 27B measured
Terminal-Bench 2.1 (Vals AI)	34.1%	58.4%	Qwen3.8 27B
SkillsBench (Vals AI)	Not measured	38.1%	Only Qwen3.8 27B measured
CyberBench (Vals AI)	Not measured	67.8%	Only Qwen3.8 27B measured
SciCode	Not measured	46.6%	Only Qwen3.8 27B measured
ALE-Bench	797.7	Not measured	Only Gemini 3.1 Flash Lite Preview measured
LMArena Text: coding	1400	1483	Qwen3.8 27B
LMArena Text: software and IT	1413	1478	Qwen3.8 27B
LMArena WebDev: React	1245	1602	Qwen3.8 27B
LMArena WebDev: HTML	1276	1570	Qwen3.8 27B
LMArena WebDev: from an image	1336	1577	Qwen3.8 27B
SciCode	4.6%	Not measured	Only Gemini 3.1 Flash Lite Preview measured
Neither model has a result on the other 19 boards here

IntelligenceLike-for-likePublic boards, shown as published, kept out of the index01

Intelligence benchmarks for Gemini 3.1 Flash Lite Preview and Qwen3.8 27B
Benchmark	Gemini 3.1 Flash Lite Preview	Qwen3.8 27B	Leader
AA Intelligence Index	15.6	33.7	Qwen3.8 27B
Epoch Capabilities Index	Not measured	151.7	Only Qwen3.8 27B measured

Agentic workLike-for-likePublic boards, shown as published, kept out of the index05

Agentic work benchmarks for Gemini 3.1 Flash Lite Preview and Qwen3.8 27B
Benchmark	Gemini 3.1 Flash Lite Preview	Qwen3.8 27B	Leader
AA Agentic Index	1.6	45.8	Qwen3.8 27B
LiveBench research	Not measured	59.4%	Only Qwen3.8 27B measured
LiveBench browser	Not measured	32.0%	Only Qwen3.8 27B measured
LiveBench long agentic	Not measured	27.9%	Only Qwen3.8 27B measured
Finance Agent (Vals AI)	30.0%	48.5%	Qwen3.8 27B
Tax Agent Bench (Vals AI)	3.1%	30.9%	Qwen3.8 27B
Legal Research Bench (Vals AI)	3.4%	36.1%	Qwen3.8 27B
Excel Modeling Benchmark (Vals AI)	8.6%	59.7%	Qwen3.8 27B
Terminal-Bench-Science (Vals AI)	Not measured	0.0%	Only Qwen3.8 27B measured
APEX-Agents	Not measured	47.5%	Only Qwen3.8 27B measured
Neither model has a result on the other 31 boards here

ReasoningLike-for-likePublic boards, shown as published, kept out of the index07

Reasoning benchmarks for Gemini 3.1 Flash Lite Preview and Qwen3.8 27B
Benchmark	Gemini 3.1 Flash Lite Preview	Qwen3.8 27B	Leader
GPQA Diamond	81.1%	88.9%	Qwen3.8 27B
LiveBench reasoning	Not measured	80.0%	Only Qwen3.8 27B measured
MMMU Pro (Vals AI)	82.5%	83.9%	Qwen3.8 27B
GPQA Diamond (Artificial Analysis run)	Not measured	90.5%	Only Qwen3.8 27B measured
Humanity's Last Exam (Artificial Analysis run)	Not measured	33.9%	Only Qwen3.8 27B measured
ARC-AGI	Not measured	87.5%	Only Qwen3.8 27B measured
ARC-AGI-2	Not measured	42.4%	Only Qwen3.8 27B measured
LMArena Text: hard prompts	1407	1459	Qwen3.8 27B
LMArena Text: expert	1398	1479	Qwen3.8 27B
LMArena Text: hard prompts in English	1403	1461	Qwen3.8 27B
LMArena Vision: diagrams	1242	1285	Qwen3.8 27B
LMArena Vision: homework	1271	1295	Qwen3.8 27B
Neither model has a result on the other 10 boards here

MathLike-for-likePublic boards, shown as published, kept out of the index02

Math benchmarks for Gemini 3.1 Flash Lite Preview and Qwen3.8 27B
Benchmark	Gemini 3.1 Flash Lite Preview	Qwen3.8 27B	Leader
AIME	83.3%	Not measured	Only Gemini 3.1 Flash Lite Preview measured
ProofBench	Not measured	16.0%	Only Qwen3.8 27B measured
LMArena Text: math	1428	1455	Qwen3.8 27B
LMArena Text: mathematical work	1417	1458	Qwen3.8 27B
Neither model has a result on the other 9 boards here

KnowledgeLike-for-likePublic boards, shown as published, kept out of the index54

Knowledge benchmarks for Gemini 3.1 Flash Lite Preview and Qwen3.8 27B
Benchmark	Gemini 3.1 Flash Lite Preview	Qwen3.8 27B	Leader
MMLU Pro	86.2%	84.3%	Gemini 3.1 Flash Lite Preview
LegalBench (Vals AI)	83.8%	82.4%	Gemini 3.1 Flash Lite Preview
CaseLaw (Vals AI)	55.0%	Not measured	Only Gemini 3.1 Flash Lite Preview measured
CorpFin (Vals AI)	59.4%	Not measured	Only Gemini 3.1 Flash Lite Preview measured
TaxEval (Vals AI)	71.8%	70.8%	Gemini 3.1 Flash Lite Preview
MortgageTax (Vals AI)	68.0%	64.9%	Gemini 3.1 Flash Lite Preview
MedCode (Vals AI)	47.6%	28.7%	Gemini 3.1 Flash Lite Preview
LMArena Text: science	1425	1467	Qwen3.8 27B
LMArena Text: medicine and healthcare	1428	1437	Qwen3.8 27B
LMArena Text: legal and government	1418	1447	Qwen3.8 27B
LMArena Text: business and finance	1389	1438	Qwen3.8 27B
FACTS Benchmark Suite	51.4%	Not measured	Only Gemini 3.1 Flash Lite Preview measured
Neither model has a result on the other 6 boards here

Web designDirectional onlyPublic boards, shown as published, kept out of the index9 boards, none shared

Web design benchmarks for Gemini 3.1 Flash Lite Preview and Qwen3.8 27B
Benchmark	Gemini 3.1 Flash Lite Preview	Qwen3.8 27B	Leader
Design Arena: websites	1082	Not measured	Only Gemini 3.1 Flash Lite Preview measured
Design Arena: UI components	1069	Not measured	Only Gemini 3.1 Flash Lite Preview measured
Design Arena: game dev	1029	Not measured	Only Gemini 3.1 Flash Lite Preview measured
Design Arena: data viz	1045	Not measured	Only Gemini 3.1 Flash Lite Preview measured
Design Arena: 3D	1047	Not measured	Only Gemini 3.1 Flash Lite Preview measured
Design Arena: all code categories	1072	Not measured	Only Gemini 3.1 Flash Lite Preview measured
Design Arena: SVG	1052	Not measured	Only Gemini 3.1 Flash Lite Preview measured
Design Arena: ASCII art	1167	Not measured	Only Gemini 3.1 Flash Lite Preview measured
LiveBench design	Not measured	75.9%	Only Qwen3.8 27B measured

GeneralLike-for-likePublic boards, shown as published, kept out of the index817

General benchmarks for Gemini 3.1 Flash Lite Preview and Qwen3.8 27B
Benchmark	Gemini 3.1 Flash Lite Preview	Qwen3.8 27B	Leader
LiveBench data analysis	Not measured	76.6%	Only Qwen3.8 27B measured
SAGE (Vals AI)	49.5%	52.4%	Qwen3.8 27B
MedScribe (Vals AI)	63.9%	83.8%	Qwen3.8 27B
Vals Multimodal Index	41.4%	Not measured	Only Gemini 3.1 Flash Lite Preview measured
Long context reasoning (AA-LCR)	Not measured	82.0%	Only Qwen3.8 27B measured
DTBench	Not measured	88.0%	Only Qwen3.8 27B measured
LMCA	Not measured	41.4%	Only Qwen3.8 27B measured
Surface Evolver Bench	Not measured	45.0%	Only Qwen3.8 27B measured
LMArena Text	1416	1440	Qwen3.8 27B
LMArena Text: instruction following	1377	1436	Qwen3.8 27B
LMArena Text: creative writing	1401	1383	Gemini 3.1 Flash Lite Preview
LMArena Vision	1240	1269	Qwen3.8 27B
LMArena Text: English	1414	1448	Qwen3.8 27B
LMArena Text: non-English	1410	1428	Qwen3.8 27B
LMArena Text: Chinese	1460	1501	Qwen3.8 27B
LMArena Text: German	1430	1443	Qwen3.8 27B
LMArena Text: Japanese	1413	1387	Gemini 3.1 Flash Lite Preview
LMArena Text: Korean	1392	1384	Gemini 3.1 Flash Lite Preview
LMArena Text: French	1424	1465	Qwen3.8 27B
LMArena Text: Spanish	1421	1449	Qwen3.8 27B
LMArena Text: Russian	1420	1415	Gemini 3.1 Flash Lite Preview
LMArena Text: Polish	1443	1439	Gemini 3.1 Flash Lite Preview
LMArena Text: multi-turn	1417	1440	Qwen3.8 27B
LMArena Text: longer queries	1394	1448	Qwen3.8 27B
LMArena Text: writing and language	1408	1405	Gemini 3.1 Flash Lite Preview
LMArena Text: entertainment and media	1386	1393	Qwen3.8 27B
LMArena Vision: English	1232	1267	Qwen3.8 27B
LMArena Vision: Chinese	1278	1326	Qwen3.8 27B
LMArena Vision: reading text	1246	1281	Qwen3.8 27B
LMArena Vision: humor	1266	1235	Gemini 3.1 Flash Lite Preview
LMArena Vision: captioning	1259	Not measured	Only Gemini 3.1 Flash Lite Preview measured
LMArena Vision: recognizing things	1308	Not measured	Only Gemini 3.1 Flash Lite Preview measured
LMArena Vision: creative writing	1248	1237	Gemini 3.1 Flash Lite Preview
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 3.1 Flash Lite Preview and Qwen3.8 27B
Benchmark	Gemini 3.1 Flash Lite Preview	Qwen3.8 27B	Leader
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 3.1 Flash Lite Preview$0.0010Fits in one request

Qwen3.8 27B$0.0017Fits in one request

Gemini 3.1 Flash Lite Preview costs less

Repository review

50K input + 3K output tokens

Gemini 3.1 Flash Lite Preview$0.017Fits in one request

Qwen3.8 27B$0.029Fits in one request

Gemini 3.1 Flash Lite Preview costs less

Agent loop

200K input + 10K output tokens

Gemini 3.1 Flash Lite Preview$0.065Fits in one request

Qwen3.8 27B$0.111Fits in one request

Gemini 3.1 Flash Lite Preview 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 3.1 Flash Lite Preview and Qwen3.8 27B
Specification	Google Gemini 3.1 Flash Lite Preview	Qwen3.8 27B
Maker	Google	Qwen
Weights	No public weights listed	Open weights
Released	March 3, 2026	August 14, 2026
Context window	1.05M	1M
Input $/Mtok	$0.25	$0.425
Output $/Mtok	$1.50	$2.55
Coding index	22.7	74.2
Independent measurements behind it	3	4
Cost per solved task	$0.18	$1.26
Source	OpenRouter listing	OpenRouter listing

Questions

Is Gemini 3.1 Flash Lite Preview better than Qwen3.8 27B for coding?

Pick Qwen3.8 27B for coding: it scores 74.2 on the Vibe Coding Index against 22.7 for Gemini 3.1 Flash Lite Preview. Pick Gemini 3.1 Flash Lite Preview for output tokens 1.7x cheaper ($1.50 vs $2.55 per million) and a lower cost per solved task ($0.18 against $1.26).

Which is cheaper, Gemini 3.1 Flash Lite Preview or Qwen3.8 27B?

Gemini 3.1 Flash Lite Preview costs $0.25 per million input tokens and $1.50 per million output tokens; Qwen3.8 27B costs $0.425 and $2.55. Per solved SWE-bench Verified task, Gemini 3.1 Flash Lite Preview costs $0.18 and Qwen3.8 27B $1.26.

Which has the bigger context window, Gemini 3.1 Flash Lite Preview or Qwen3.8 27B?

Gemini 3.1 Flash Lite Preview, with 1.05M tokens against 1M.

How many benchmarks is the Gemini 3.1 Flash Lite Preview vs Qwen3.8 27B comparison based on?

62 benchmarks have a result for both models as of October 22, 2026. Gemini 3.1 Flash Lite Preview's coding index rests on 3 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.

Compare next

Embed this comparison on your site

Free under CC BY 4.0, while the source link stays visible. Preview the frame · Terms and other embeds

<iframe src="https://llmbenchmark.ai/embed/compare/gemini-3-1-flash-lite-preview-vs-qwen3-8-27b" title="Gemini 3.1 Flash Lite Preview 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-3-1-flash-lite-preview-vs-qwen3-8-27b">LLMBenchmark.ai, Gemini 3.1 Flash Lite Preview vs Qwen3.8 27B</a></p>

Gemini 3.1 Flash Lite Preview or Qwen3.8 27B: which to pick

Which one for your work

Coding

Intelligence

Agentic work

Reasoning

Math

Knowledge

Web design

Long documents

Everyday cost

Cost per solved task

At a glance

Benchmark by benchmark

What each workload costs

Chat turn

Repository review

Agent loop

Specification differences

Questions

Compare next