Pairwise benchmark snapshot · Aug 16, 2026

Gemini 3.6 Flash vs Qwen3.8 27B benchmark

Name: Gemini 3.6 Flash vs Qwen3.8 27B AI benchmark comparison
Creator: CompareLLM
License: https://creativecommons.org/licenses/by/4.0/

This page compares Gemini 3.6 Flash (Google) and Qwen3.8 27B (Alibaba) using the latest snapshots we have as of Aug 16, 2026. On preference Elo, Gemini 3.6 Flash is ahead by 108 points (1,506 vs 1,398; seed-bootstrap (Aug 16, 2026)). On SWE-bench coding, Gemini 3.6 Flash resolves 70.8% versus 58.8% (seed-bootstrap (Aug 16, 2026)). Gemini 3.6 Flash streams faster (198 tok/s) while Qwen3.8 27B is the cheaper output token ($3.2/1M). Gemini 3.6 Flash has the larger context window (1M tokens). Every cell below is a dated snapshot from a named public source — we do not invent missing scores, and we do not run SWE-bench ourselves.

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Google

Gemini 3.6 Flash

Google Jul 21 workhorse. Now shares the 3.7 Flash introductory $0.75/$3.75 rate through Dec 31 2026.

Elo 1,506$3.75/1M out

Alibaba

Qwen3.8 27B

Alibaba open-weight 27B drop dated Aug 14 2026. Dense enough to self-host; not a frontier MoE.

Elo 1,398$3.1999999999999997/1M out

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Interactive Comparison Diagram

Matchup Breakdown

Tug-of-War Matchup Matrix

Category wins across intelligence, speed, and pricing efficiency.

Gemini 3.6 Flash (8)vsQwen3.8 27B (2)

Gemini 3.6 Flash: 8W (80%)Overall: Gemini 3.6 FlashQwen3.8 27B: 2W (20%)

← Gemini 3.6 FlashQwen3.8 27B →

Gemini 3.6 Flash (5/5)

Intelligence & Reasoning

Preference Elo, Coding proficiency, SWE-bench & LiveBench accuracy

Preference Elo

1,506vs1,398

Coding Elo

1,514vs1,422

SWE-bench

70.8%vs58.8%

LiveBench

67.2%vs60.6%

GPQA Diamond

79.6%vs73.4%

Gemini 3.6 Flash: 5WQwen3.8 27B: 0W

Gemini 3.6 Flash (2/2)

Speed & Latency

Generation throughput and time to first token responsiveness

Output speed

198 tok/svs152 tok/s

Time to first token

92 msvs140 ms

Gemini 3.6 Flash: 2WQwen3.8 27B: 0W

Qwen3.8 27B (2/3)

Pricing & Capacity

Cost per million tokens and max context window length

Output price

$3.75/1Mvs$3.2/1M

Input price

$0.75/1Mvs$0.45/1M

Context window

1Mvs262k

Gemini 3.6 Flash: 1WQwen3.8 27B: 2W

Capability Matchup Radar

Multi-Dimensional Capability Radar

Each spoke is a skill. Farther from the center is better (0–100th percentile). Tap any dot to inspect details.

Tap any node to inspect

Percentile 0–100

Dimensional AdvantageGemini 3.6 Flash 5/6

Preference Elo

Gemini 3.6 Flash

108 pts advantage

Throughput Speed

Gemini 3.6 Flash

46 tok/s faster

Price Efficiency

Qwen3.8 27B

$0.55/1M cheaper

Full Benchmark Score Matrix

—

Elo

High is better

+8%1,506

EloHigh is better

1,398

Code Elo

High is better

+6%1,514

Code EloHigh is better

1,422

LiveBench

High is better

+11%67.2%

LiveBenchHigh is better

60.6%

SWE-bench

High is better

+20%70.8%

SWE-benchHigh is better

58.8%

GPQA

High is better

+8%79.6%

GPQAHigh is better

73.4%

TTFT

Low is better

+52%92 ms

TTFTLow is better

140 ms

Speed

High is better

+30%198 tok/s

SpeedHigh is better

152 tok/s

In $

Low is better

$0.75/1M

In $Low is better

$0.45/1M+67%

Out $

Low is better

$3.75/1M

Out $Low is better

$3.2/1M+17%

Context

High is better

+300%1M

ContextHigh is better

262k

Interactive Simulator

Workload Cost & Savings Calculator

Simulate monthly production API costs based on published $/1M tokens.

Save up to 23% with Qwen3.8 27B

Monthly Volume50M tokens/mo

Quick Presets:

Token Ratio (In vs Out)70% In / 30% Out

RAG / Search (10% out)Coding / Chat (50% out)

Gemini 3.6 Flash$82.50 / mo

In: $26.25Out: $56.25

Qwen3.8 27B$63.75 / mo

In: $15.75Out: $48.00

Estimated Cost Delta

Qwen3.8 27B is estimated to save $18.75/month ($225/year).

Based on 50M tokens (30% gen)

Key Selection Recommendations

1
Gemini 3.6 Flash:Pick Gemini 3.6 Flash when repo-level coding accuracy is the constraint.
2
Qwen3.8 27B:Pick Qwen3.8 27B when you are optimizing output cost.
3
Gemini 3.6 Flash:Pick Gemini 3.6 Flash when time-to-first-token matters more than peak Elo.

Recommended Workload Routing

Repo / coding agentsGemini 3.6 Flash

Higher SWE-bench (70.8%).

High-volume chatQwen3.8 27B

Lower output list price ($3.2/1M).

Voice / low-latency UIGemini 3.6 Flash

Lower TTFT (92 ms).

Long-document RAGGemini 3.6 Flash

Larger window (1M).

Screenshots / visionGemini 3.6 Flash

Gemini 3.6 Flash is the side marked multimodal in the catalog.

Target Workload	Recommended Pick	Evaluation Rationale
Repo / coding agents	Gemini 3.6 Flash	Higher SWE-bench (70.8%).
High-volume chat	Qwen3.8 27B	Lower output list price ($3.2/1M).
Voice / low-latency UI	Gemini 3.6 Flash	Lower TTFT (92 ms).
Long-document RAG	Gemini 3.6 Flash	Larger window (1M).
Screenshots / vision	Gemini 3.6 Flash	Gemini 3.6 Flash is the side marked multimodal in the catalog.

Related Editorial Dispatches & Benchmark Notes

View all news

launchAug 14, 2026

Qwen3.8 27B (Aug 14): dense enough to self-host, not a frontier MoE

Alibaba open-weight 27B drop. Local/open-weight lists should see it. It will not win frontier-agents.

priceAug 13, 2026

Gemini 3.6 Flash (Jul 21) now shares the 3.7 intro rate

Jul 21 workhorse that inherited $0.75/$3.75 through year-end. Keep the row; 3.7 is the newer sibling.

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LIVE

Google

Gemini 3.6 Flash

Elo 1,506

LiveBench67.2%

SWE-bench70.8%

Speed198 tok/s

Output cost$3.75/1M

Alibaba

Qwen3.8 27B

Elo 1,398

LiveBench60.6%

SWE-bench58.8%

Speed152 tok/s

Output cost$3.2/1M

Frequently Asked Questions

Which is better overall, Gemini 3.6 Flash or Qwen3.8 27B?: Gemini 3.6 Flash has the higher preference Elo in our latest snapshot (1,506). “Better” still depends on coding, price, and latency — see the table.
Which is better at coding, Gemini 3.6 Flash or Qwen3.8 27B?: Gemini 3.6 Flash leads SWE-bench at 70.8% vs 58.8%. SWE-bench is one harness, not your repo.
Which is cheaper to run in production?: Qwen3.8 27B output tokens are $3.2/1M versus $3.75/1M. Input prices and retry rates still move the real bill.
Which is faster, Gemini 3.6 Flash or Qwen3.8 27B?: Gemini 3.6 Flash has the lower time-to-first-token (92 ms vs 140 ms). Tokens/sec is a separate column if you care about long completions.
Which has the larger context window?: Gemini 3.6 Flash accepts 1M tokens versus 262k.
Can I self-host either model?: Qwen3.8 27B is marked open-weights in our catalog. The other side is a closed API. Check the provider license before you ship weights.
Are these scores from CompareLLM’s own evals?: No. V1 aggregates public leaderboards (and optional first-party latency pings). Each cell names its source and date. Read /methodology.
What does preference Elo mean on this page?: Preference Elo is a crowd vote from LMArena / Arena. People see two hidden answers and pick the one they like more. The model that wins more often gets a higher Elo. That means people preferred it — not that it passed a school test. It is not SWE-bench, not accuracy, and not a number we invent. Gemini 3.6 Flash and Qwen3.8 27B Elo cells are dated snapshots from the named source — we do not compute Arena ourselves.

Similar Head-to-Head Comparisons

All Gemini 3.6 Flash matchups →|All Qwen3.8 27B matchups →

Gemini 3.6 Flash vs Gemini 3 Flash (previous gemini-flash)Gemini 3.6 Flash vs Gemini 3.7 Flash (next gemini-flash)Qwen3.8 27B vs Qwen 3 Max (previous qwen)Qwen QwQ 32B vs Gemini 3.6 Flash Qwen 3 Max vs Gemini 3.6 Flash Gemini 2.0 Flash Thinking vs Gemini 3.6 Flash

Gemini 3.6 Flash vs Qwen3.8 27B benchmark

Interactive Comparison Diagram

Matchup Breakdown

Tug-of-War Matchup Matrix

Category wins across intelligence, speed, and pricing efficiency.

Gemini 3.6 Flash (8)vsQwen3.8 27B (2)

Gemini 3.6 Flash: 8W (80%)Overall: Gemini 3.6 FlashQwen3.8 27B: 2W (20%)

← Gemini 3.6 FlashQwen3.8 27B →

Gemini 3.6 Flash (5/5)

Intelligence & Reasoning

Preference Elo, Coding proficiency, SWE-bench & LiveBench accuracy

Preference Elo

1,506vs1,398

Coding Elo

1,514vs1,422

SWE-bench

70.8%vs58.8%

LiveBench

67.2%vs60.6%

GPQA Diamond

79.6%vs73.4%

Gemini 3.6 Flash: 5WQwen3.8 27B: 0W

Gemini 3.6 Flash (2/2)

Speed & Latency

Generation throughput and time to first token responsiveness

Output speed

198 tok/svs152 tok/s

Time to first token

92 msvs140 ms

Gemini 3.6 Flash: 2WQwen3.8 27B: 0W

Qwen3.8 27B (2/3)

Pricing & Capacity

Cost per million tokens and max context window length

Output price

$3.75/1Mvs$3.2/1M

Input price

$0.75/1Mvs$0.45/1M

Context window

1Mvs262k

Gemini 3.6 Flash: 1WQwen3.8 27B: 2W

Recommended Workload Routing

Repo / coding agentsGemini 3.6 Flash

Higher SWE-bench (70.8%).

High-volume chatQwen3.8 27B

Lower output list price ($3.2/1M).

Voice / low-latency UIGemini 3.6 Flash

Lower TTFT (92 ms).

Long-document RAGGemini 3.6 Flash

Larger window (1M).

Screenshots / visionGemini 3.6 Flash

Gemini 3.6 Flash is the side marked multimodal in the catalog.

Target Workload	Recommended Pick	Evaluation Rationale
Repo / coding agents	Gemini 3.6 Flash	Higher SWE-bench (70.8%).
High-volume chat	Qwen3.8 27B	Lower output list price ($3.2/1M).
Voice / low-latency UI	Gemini 3.6 Flash	Lower TTFT (92 ms).
Long-document RAG	Gemini 3.6 Flash	Larger window (1M).
Screenshots / vision	Gemini 3.6 Flash	Gemini 3.6 Flash is the side marked multimodal in the catalog.

Frequently Asked Questions

Which is better overall, Gemini 3.6 Flash or Qwen3.8 27B?

Gemini 3.6 Flash has the higher preference Elo in our latest snapshot (1,506). “Better” still depends on coding, price, and latency — see the table.

Which is better at coding, Gemini 3.6 Flash or Qwen3.8 27B?

Gemini 3.6 Flash leads SWE-bench at 70.8% vs 58.8%. SWE-bench is one harness, not your repo.

Which is cheaper to run in production?

Qwen3.8 27B output tokens are $3.2/1M versus $3.75/1M. Input prices and retry rates still move the real bill.

Which is faster, Gemini 3.6 Flash or Qwen3.8 27B?

Gemini 3.6 Flash has the lower time-to-first-token (92 ms vs 140 ms). Tokens/sec is a separate column if you care about long completions.

Which has the larger context window?

Gemini 3.6 Flash accepts 1M tokens versus 262k.

Can I self-host either model?

Qwen3.8 27B is marked open-weights in our catalog. The other side is a closed API. Check the provider license before you ship weights.

Are these scores from CompareLLM’s own evals?

No. V1 aggregates public leaderboards (and optional first-party latency pings). Each cell names its source and date. Read /methodology.

What does preference Elo mean on this page?

Preference Elo is a crowd vote from LMArena / Arena. People see two hidden answers and pick the one they like more. The model that wins more often gets a higher Elo. That means people preferred it — not that it passed a school test. It is not SWE-bench, not accuracy, and not a number we invent. Gemini 3.6 Flash and Qwen3.8 27B Elo cells are dated snapshots from the named source — we do not compute Arena ourselves.

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Interactive Comparison Diagram

Tug-of-War Matchup Matrix

Intelligence & Reasoning

Speed & Latency

Pricing & Capacity

Multi-Dimensional Capability Radar

Gemini 3.6 Flash

Gemini 3.6 Flash

Qwen3.8 27B

Full Benchmark Score Matrix

Workload Cost & Savings Calculator

Key Selection Recommendations

Recommended Workload Routing

Related Editorial Dispatches & Benchmark Notes

Qwen3.8 27B (Aug 14): dense enough to self-host, not a frontier MoE

Gemini 3.6 Flash (Jul 21) now shares the 3.7 intro rate

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CompareLLM Matrix

Gemini 3.6 Flash

Qwen3.8 27B

Frequently Asked Questions

Related news

Similar Head-to-Head Comparisons

Swap or Add Any Model to this Matchup

Interactive Comparison Diagram

Tug-of-War Matchup Matrix

Intelligence & Reasoning

Speed & Latency

Pricing & Capacity

Multi-Dimensional Capability Radar

Gemini 3.6 Flash

Gemini 3.6 Flash

Qwen3.8 27B

Full Benchmark Score Matrix

Workload Cost & Savings Calculator

Key Selection Recommendations

Recommended Workload Routing

Related Editorial Dispatches & Benchmark Notes

Qwen3.8 27B (Aug 14): dense enough to self-host, not a frontier MoE

Gemini 3.6 Flash (Jul 21) now shares the 3.7 intro rate

Cast Your Matchup Vote

Community Discussions (0)

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CompareLLM Matrix

Gemini 3.6 Flash

Qwen3.8 27B

Frequently Asked Questions

Related news

Similar Head-to-Head Comparisons