Model Comparison

Qwen3 4B 2507 Instruct
vs. Solar Pro 2 (Preview) (Non-reasoning)

Comparing 2 AI models · 12 benchmarks · Alibaba, Upstage

Recommended Pick

Upstage logoSolar Pro 2 (Preview) (Non-reasoning)6 metric wins

Strongest on: Reasoning, Intelligence, GPQA

Lowest Price

Alibaba logo

Qwen3 4B 2507 Instruct

$0.00/1M input price

Best Reasoning

Upstage logo

Solar Pro 2 (Preview) (Non-reasoning)

37.0 reasoning score

Blends available reasoning benchmarks

Composite Indices

Higher is better; speed and price are normalized

Standard Benchmarks

Only benchmarks with data are shown

Differences That Matter

Reasoning gap

Solar Pro 2 (Preview) (Non-reasoning) leads Qwen3 4B 2507 Instruct by 3.4 points on reasoning.

Top-pick rationale

Solar Pro 2 (Preview) (Non-reasoning) wins 6 measurable categories, including Reasoning, Intelligence, GPQA, MMLU Pro.

Live compare

Response Face-Off

Run one prompt through the selected models and compare response quality with live speed and cost context.

Alibaba logo

Qwen3 4B 2507 Instruct

Alibaba

Waiting

TTFT

Time

tok/s

Tokens

Cost

Waiting
Upstage logo

Solar Pro 2 (Preview) (Non-reasoning)

Upstage

Waiting

TTFT

Time

tok/s

Tokens

Cost

Waiting

Which answer was more useful?

Chat with leading AI models

Use Claude, ChatGPT, Gemini alongside with EU-Hosted Models like Deepseek, Qwen & Kimi.

EU-hosted inference

Servers in Germany & Finland. Designed to meet strict GDPR and ISO 27001 compliance requirements.

Full Comparison

Metric
Alibaba logoQwen3 4B 2507 Instruct
Alibaba
Top Pick
Upstage logoSolar Pro 2 (Preview) (Non-reasoning)
Upstage
Pricing per 1M tokens
Input Cost$0.00/1M$0.00/1M
Output Cost$0.00/1M$0.00/1M
Specifications
OrganizationAlibabaUpstage
Release DateAug 6, 2025May 20, 2025
Performance & Speed
Throughput
TTFT
Latency
Composite Indices
Reasoning Score33.637.0
Intelligence7.110.0
Math52.3
Standard Benchmarks
GPQA51.7%54.4%
MMLU Pro67.2%72.5%
HLE4.7%3.8%
LiveCodeBench37.7%38.5%
MATH 50087.1%
AIME 202552.3%
AIME (Original)29.7%
SciCode18.1%27.2%
LCR7.3%
IFBench33.5%
TAU-bench v226.6%
TerminalBench Hard4.5%

Key Takeaways

Qwen3 4B 2507 Instruct offers the best value at $0.00/1M,making it ideal for high-volume applications and cost-conscious projects.

Solar Pro 2 (Preview) (Non-reasoning) has the strongest reasoning profile with a 37.0 reasoning score,combining the available reasoning-heavy benchmarks.

All models support context windows of ∞+ tokens,suitable for processing lengthy documents and maintaining extended conversations.

When to Choose Each Model

Alibaba logo

Qwen3 4B 2507 Instruct

  • Cost-sensitive applications
  • High-volume processing
Upstage logo

Solar Pro 2 (Preview) (Non-reasoning)

  • Complex reasoning tasks
  • Research & analysis