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© 2026 CompareLLM. Public benchmark data aggregated from Arena Elo, LiveBench, SWE-bench & OpenRouter.

Every score has a dated snapshot.

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  3. Qwen3.8 27B vs Perplexity: Sonar Pro Search

Pairwise benchmark snapshot · Aug 17, 2026noindex (thin pair)

Qwen3.8 27B vs Perplexity: Sonar Pro Search benchmark

In this head-to-head showdown, Qwen3.8 27B is more budget-friendly at $3.2/1M per 1M output tokens. Review the complete breakdown below to determine which model best fits your performance and budget requirements.

Executive Comparison Verdict

Bottom Line: Both Qwen3.8 27B and Perplexity: Sonar Pro Search present distinct architectural strengths. Compare the verified benchmark matrix below to choose the model tailored to your specific application requirements.
Share Analysis:
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Alibaba
Qwen3.8 27B

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

27B DenseElo 1,398$3.1999999999999997/1M out
perplexity
Perplexity: Sonar Pro Search

Auto-discovered from OpenRouter (perplexity/sonar-pro-search). Preview until a second source matches.

$15/1M out

Qwen 3 Series Family & Variants (4)

Speed, cost, and intelligence tradeoffs across the Alibaba lineup

vs Base Model
Qwen 3 Max
Alibaba
Base Model
Elo1518
Speed80 t/s
In /1M$0.78
Out /1M$3.9
View specs →vs this
Qwen3 235B
Alibaba
235B MoE
Elo1440
Speed74 t/s
In /1M$0.455
Out /1M$1.82
-78 Elo-53% price0.9x speed
View specs →vs this
Qwen QwQ 32B
Alibaba
QwQ Reasoning
Reasoning
Elo1495
Speed68 t/s
In /1M$0.3
Out /1M$1.2
-23 Elo-69% price0.8x speed
View specs →vs this
Qwen3.8 27B
Alibaba
27B Dense
Elo1398
Speed152 t/s
In /1M$0.45
Out /1M$3.2
-120 Elo-18% price1.9x speed
Selected
Top Rival Showdowns for Qwen3.8 27B
All Matchups
Compare vs:vs Claude Opus 4.5vs GPT-5vs Gemini 3 Provs Grok 4.6vs DeepSeek V4 Pro
Preference Leader

No shared data

Single model data

Throughput Leader

No shared data

No latency data

Value per Dollar Leader

Qwen3.8 27B

$3.1999999999999997 / 1M output

Capability Percentiles

Relative percentile scores computed across all active models in the benchmark catalog.

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 AdvantageQwen3.8 27B 6/6
Head-to-Head Comparison

Overall Matchup Breakdown

Category wins across reasoning intelligence, generation speed, and token cost.

Qwen3.8 27B (10)vsPerplexity: Sonar Pro Search (0)
Qwen3.8 27B: 10W (100%)Overall: Qwen3.8 27BPerplexity: Sonar Pro Search: 0W (0%)
← Qwen3.8 27BPerplexity: Sonar Pro Search →
Qwen3.8 27B (5/5)

Intelligence & Reasoning

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

Preference Elo
1,398vs—
Coding Elo
1,422vs—
SWE-bench
58.8%vs—
LiveBench
60.6%vs—
GPQA Diamond
73.4%vs—
Qwen3.8 27B: 5WPerplexity: Sonar Pro Search: 0W
Qwen3.8 27B (2/2)

Speed & Latency

Generation throughput and time to first token responsiveness

Output speed
152 tok/svs—
Time to first token
140 msvs—
Qwen3.8 27B: 2WPerplexity: Sonar Pro Search: 0W
Qwen3.8 27B (3/3)

Pricing & Capacity

Cost per million tokens and max context window length

Output price
$3.2/1Mvs$15/1M
Input price
$0.45/1Mvs$3/1M
Context window
262kvs200k
Qwen3.8 27B: 3WPerplexity: Sonar Pro Search: 0W

Side-by-Side Benchmark Matrix

Preference Elo
Qwen3.8 27B1,398
lmarena · Aug 16, 2026
Perplexity: Sonar Pro Search—
Coding Elo
Qwen3.8 27B1,422
lmarena · Aug 16, 2026
Perplexity: Sonar Pro Search—
LiveBench
Qwen3.8 27B60.6%
livebench · Aug 16, 2026
Perplexity: Sonar Pro Search—
SWE-bench
Qwen3.8 27B58.8%
swebench · Aug 16, 2026
Perplexity: Sonar Pro Search—
GPQA Diamond
Qwen3.8 27B73.4%
seed-bootstrap · Aug 16, 2026
Perplexity: Sonar Pro Search—
Time to first token
Qwen3.8 27B140 ms
seed-bootstrap · Aug 16, 2026
Perplexity: Sonar Pro Search—
Output speed
Qwen3.8 27B152 tok/s
seed-bootstrap · Aug 16, 2026
Perplexity: Sonar Pro Search—
Input priceQwen3.8 27B (+$2.55/1M)
Qwen3.8 27B$0.45/1M
openrouter · Aug 17, 2026
Perplexity: Sonar Pro Search$3/1M
openrouter · Aug 17, 2026
Output priceQwen3.8 27B (+$11.8/1M)
Qwen3.8 27B$3.2/1M
openrouter · Aug 17, 2026
Perplexity: Sonar Pro Search$15/1M
openrouter · Aug 17, 2026
Context windowQwen3.8 27B (+62k)
Qwen3.8 27B262k
openrouter · Aug 17, 2026
Perplexity: Sonar Pro Search200k
openrouter · Aug 17, 2026
BenchmarkQwen3.8 27BPerplexity: Sonar Pro SearchAdvantage Delta
Preference Elo
1,398
lmarena · Aug 16, 2026
——
Coding Elo
1,422
lmarena · Aug 16, 2026
——
LiveBench
60.6%
livebench · Aug 16, 2026
——
SWE-bench
58.8%
swebench · Aug 16, 2026
——
GPQA Diamond
73.4%
seed-bootstrap · Aug 16, 2026
——
Time to first token
140 ms
seed-bootstrap · Aug 16, 2026
——
Output speed
152 tok/s
seed-bootstrap · Aug 16, 2026
——
Input price
$0.45/1M
openrouter · Aug 17, 2026
$3/1M
openrouter · Aug 17, 2026
Qwen3.8 27B (+$2.55/1M)
Output price
$3.2/1M
openrouter · Aug 17, 2026
$15/1M
openrouter · Aug 17, 2026
Qwen3.8 27B (+$11.8/1M)
Context window
262k
openrouter · Aug 17, 2026
200k
openrouter · Aug 17, 2026
Qwen3.8 27B (+62k)
Interactive Simulator (USD)

Workload Cost & Savings Calculator

Simulate monthly production API costs in USD (US Dollar).

Save up to 81% 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)
Qwen3.8 27B$63.75 / mo
In: $15.75Out: $48
Perplexity: Sonar Pro Search$330.00 / mo
In: $105Out: $225
Estimated Cost Delta

Qwen3.8 27B is estimated to save $266.25/month ($3,195/year).

Based on 50M tokens (30% gen)

Key Selection Recommendations

  • 1
    Qwen3.8 27B:Pick Qwen3.8 27B when you are optimizing output cost.

Recommended Workload Routing

Repo / coding agentsinsufficient data

Need SWE-bench on both sides.

High-volume chatQwen3.8 27B

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

Voice / low-latency UIinsufficient data

Need TTFT on both sides.

Long-document RAGQwen3.8 27B

Larger window (262k).

Screenshots / visionPerplexity: Sonar Pro Search

Perplexity: Sonar Pro Search is the side marked multimodal in the catalog.

Target WorkloadRecommended PickEvaluation Rationale
Repo / coding agentsinsufficient dataNeed SWE-bench on both sides.
High-volume chatQwen3.8 27BLower output list price ($3.2/1M).
Voice / low-latency UIinsufficient dataNeed TTFT on both sides.
Long-document RAGQwen3.8 27BLarger window (262k).
Screenshots / visionPerplexity: Sonar Pro SearchPerplexity: Sonar Pro Search 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.

Community Sentiment

Cast Your Matchup Vote

0 total votes

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CompareLLM Matrix

Verified head-to-head card

LIVE
VS
Alibaba

Qwen3.8 27B

Elo 1,398
LiveBench60.6%
SWE-bench58.8%
Speed152 tok/s
Output cost$3.2/1M
perplexity

Perplexity: Sonar Pro Search

Elo n/a
LiveBench—
SWE-bench—
Speed—
Output cost$15/1M

Frequently Asked Questions

Which is better overall, Qwen3.8 27B or Perplexity: Sonar Pro Search?
We do not have preference Elo for both models, so we do not declare an overall winner. Compare the metrics that exist.
Which is better at coding, Qwen3.8 27B or Perplexity: Sonar Pro Search?
SWE-bench is missing for at least one model, so we do not rank coding from a single number.
Which is cheaper to run in production?
Qwen3.8 27B output tokens are $3.2/1M versus $15/1M. Input prices and retry rates still move the real bill.
Which is faster, Qwen3.8 27B or Perplexity: Sonar Pro Search?
We do not have TTFT for both models.
Which has the larger context window?
Qwen3.8 27B accepts 262k tokens versus 200k.
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. Qwen3.8 27B and Perplexity: Sonar Pro Search Elo cells are dated snapshots from the named source — we do not compute Arena ourselves.

Related news

  • launch · Aug 14, 2026

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

Similar Head-to-Head Comparisons

All Qwen3.8 27B matchups →|All Perplexity: Sonar Pro Search matchups →
Qwen QwQ 32B vs Qwen3.8 27BQwen 3 Max vs Qwen3.8 27BQwen 2.5 Coder 32B vs Qwen3.8 27BQwen2.5 Coder 32B Instruct vs Qwen3.8 27BQwen3 235B vs Qwen3.8 27BQwen 2.5 Plus vs Qwen3.8 27B