Qwen 2.5 Plus vs Qwen: Qwen3 VL 8B Thinking benchmark

Qwen: Qwen3 VL 8B Thinking—

Coding Elo

Qwen 2.5 Plus1,460

Qwen: Qwen3 VL 8B Thinking—

LiveBench

Qwen 2.5 Plus63.5%

livebench · Aug 17, 2026

Qwen: Qwen3 VL 8B Thinking—

SWE-bench

Qwen 2.5 Plus59.2%

swebench · Aug 17, 2026

Qwen: Qwen3 VL 8B Thinking—

GPQA Diamond

Qwen 2.5 Plus75.8%

Qwen: Qwen3 VL 8B Thinking—

Time to first token

Qwen 2.5 Plus180 ms

Qwen: Qwen3 VL 8B Thinking—

Output speed

Qwen 2.5 Plus110 tok/s

Qwen: Qwen3 VL 8B Thinking—

Input priceQwen: Qwen3 VL 8B Thinking (+$0.07/1M)

Qwen 2.5 Plus$0.25/1M

Qwen: Qwen3 VL 8B Thinking$0.18/1M

Output priceQwen 2.5 Plus (+$1.1/1M)

Qwen 2.5 Plus$1/1M

Qwen: Qwen3 VL 8B Thinking$2.1/1M

Context windowQwen: Qwen3 VL 8B Thinking (+3k)

Qwen 2.5 Plus128k

Qwen: Qwen3 VL 8B Thinking131k

All Qwen 2.5 Plus matchups →|All Qwen: Qwen3 VL 8B Thinking matchups →

Benchmark	Qwen 2.5 Plus	Qwen: Qwen3 VL 8B Thinking	Advantage Delta
Preference Elo	1,445 lmarena · Aug 17, 2026	—	—
Coding Elo	1,460 lmarena · Aug 17, 2026	—	—
LiveBench	63.5% livebench · Aug 17, 2026	—	—
SWE-bench	59.2% swebench · Aug 17, 2026	—	—
GPQA Diamond	75.8% seed-bootstrap · Aug 1, 2026	—	—
Time to first token	180 ms seed-bootstrap · Aug 1, 2026	—	—
Output speed	110 tok/s seed-bootstrap · Aug 1, 2026	—	—
Input price	$0.25/1M seed-bootstrap · Aug 1, 2026	$0.18/1M openrouter · Aug 17, 2026	Qwen: Qwen3 VL 8B Thinking (+$0.07/1M)
Output price	$1/1M seed-bootstrap · Aug 1, 2026	$2.1/1M openrouter · Aug 17, 2026	Qwen 2.5 Plus (+$1.1/1M)
Context window	128k seed-bootstrap · Aug 1, 2026	131k openrouter · Aug 17, 2026	Qwen: Qwen3 VL 8B Thinking (+3k)

Interactive Simulator (USD)

Workload Cost & Savings Calculator

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

Save up to 37% with Qwen 2.5 Plus

Monthly Volume50M tokens/mo

Quick Presets:

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

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

Qwen 2.5 Plus$23.75 / mo

In: $8.75Out: $15

Qwen: Qwen3 VL 8B Thinking$37.80 / mo

In: $6.3Out: $31.5

Estimated Cost Delta

Qwen 2.5 Plus is estimated to save $14.05/month ($169/year).

Based on 50M tokens (30% gen)

Key Selection Recommendations

1
Qwen 2.5 Plus:Pick Qwen 2.5 Plus when you are optimizing output cost.

Recommended Workload Routing

Repo / coding agentsinsufficient data

Need SWE-bench on both sides.

High-volume chatQwen 2.5 Plus

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

Voice / low-latency UIinsufficient data

Need TTFT on both sides.

Long-document RAGQwen: Qwen3 VL 8B Thinking

Larger window (131k).

Screenshots / visionQwen 2.5 Plus

Qwen 2.5 Plus is the side marked multimodal in the catalog.

Target Workload	Recommended Pick	Evaluation Rationale
Repo / coding agents	insufficient data	Need SWE-bench on both sides.
High-volume chat	Qwen 2.5 Plus	Lower output list price ($1/1M).
Voice / low-latency UI	insufficient data	Need TTFT on both sides.
Long-document RAG	Qwen: Qwen3 VL 8B Thinking	Larger window (131k).
Screenshots / vision	Qwen 2.5 Plus	Qwen 2.5 Plus is the side marked multimodal in the catalog.

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CompareLLM Matrix

Verified head-to-head card

LIVE

Alibaba

Qwen 2.5 Plus

Elo 1,445

LiveBench63.5%

SWE-bench59.2%

Speed110 tok/s

Output cost$1/1M

Alibaba

Qwen: Qwen3 VL 8B Thinking

Elo n/a

LiveBench—

SWE-bench—

Speed—

Output cost$2.1/1M

Frequently Asked Questions

Which is better overall, Qwen 2.5 Plus or Qwen: Qwen3 VL 8B Thinking?: 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, Qwen 2.5 Plus or Qwen: Qwen3 VL 8B Thinking?: 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?: Qwen 2.5 Plus output tokens are $1/1M versus $2.1/1M. Input prices and retry rates still move the real bill.
Which is faster, Qwen 2.5 Plus or Qwen: Qwen3 VL 8B Thinking?: We do not have TTFT for both models.
Which has the larger context window?: Qwen: Qwen3 VL 8B Thinking accepts 131k tokens versus 128k.
Can I self-host either model?: Neither model is marked open-weights here. You are comparing hosted APIs.
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. Qwen 2.5 Plus and Qwen: Qwen3 VL 8B Thinking Elo cells are dated snapshots from the named source — we do not compute Arena ourselves.

Similar Head-to-Head Comparisons

Qwen 2.5 Plus vs Qwen2.5 Coder 32B Instruct (previous qwen)Qwen 2.5 Plus vs Qwen 2.5 Coder 32B (next qwen)Qwen 3 Max vs Qwen 2.5 Plus Qwen QwQ 32B vs Qwen 2.5 Plus Qwen3 235B vs Qwen 2.5 Plus Mistral Large 3 vs Qwen 2.5 Plus

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 AdvantageQwen 2.5 Plus 5/6

Side-by-Side Benchmark Matrix

Preference Elo

Qwen 2.5 Plus1,445

Qwen: Qwen3 VL 8B Thinking—

Coding Elo

Qwen 2.5 Plus1,460

Qwen: Qwen3 VL 8B Thinking—

LiveBench

Qwen 2.5 Plus63.5%

livebench · Aug 17, 2026

Qwen: Qwen3 VL 8B Thinking—

SWE-bench

Qwen 2.5 Plus59.2%

swebench · Aug 17, 2026

Qwen: Qwen3 VL 8B Thinking—

GPQA Diamond

Qwen 2.5 Plus75.8%

Qwen: Qwen3 VL 8B Thinking—

Time to first token

Qwen 2.5 Plus180 ms

Qwen: Qwen3 VL 8B Thinking—

Output speed

Qwen 2.5 Plus110 tok/s

Qwen: Qwen3 VL 8B Thinking—

Input priceQwen: Qwen3 VL 8B Thinking (+$0.07/1M)

Qwen 2.5 Plus$0.25/1M

Qwen: Qwen3 VL 8B Thinking$0.18/1M

Output priceQwen 2.5 Plus (+$1.1/1M)

Qwen 2.5 Plus$1/1M

Qwen: Qwen3 VL 8B Thinking$2.1/1M

Context windowQwen: Qwen3 VL 8B Thinking (+3k)

Qwen 2.5 Plus128k

Qwen: Qwen3 VL 8B Thinking131k

Benchmark

Qwen 2.5 Plus

Qwen: Qwen3 VL 8B Thinking

Advantage Delta

Preference Elo

1,445

—

Coding Elo

1,460

—

LiveBench

63.5%

livebench · Aug 17, 2026

—

SWE-bench

59.2%

swebench · Aug 17, 2026

—

GPQA Diamond

75.8%

—

Time to first token

180 ms

—

Output speed

110 tok/s

—

Input price

$0.25/1M

$0.18/1M

Qwen: Qwen3 VL 8B Thinking (+$0.07/1M)

Output price

$1/1M

$2.1/1M

Qwen 2.5 Plus (+$1.1/1M)

Context window

128k

131k