Model Comparison

Phi-3 Mini Instruct 3.8B
vs. Sonar Reasoning Pro

Comparing 2 AI models · 12 benchmarks · Microsoft, Perplexity

Recommended Pick

Perplexity logoSonar Reasoning Pro4 metric wins

Strongest on: Reasoning, Intelligence, MATH 500

Lowest Price

Microsoft logo

Phi-3 Mini Instruct 3.8B

$0.00/1M input price

Best Reasoning

Perplexity logo

Sonar Reasoning Pro

64.2 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

Sonar Reasoning Pro leads Phi-3 Mini Instruct 3.8B by 51.1 points on reasoning.

Top-pick rationale

Sonar Reasoning Pro wins 4 measurable categories, including Reasoning, Intelligence, MATH 500, AIME (Original).

Live compare

Response Face-Off

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

Microsoft logo

Phi-3 Mini Instruct 3.8B

Microsoft

Waiting

TTFT

Time

tok/s

Tokens

Cost

Waiting
Perplexity logo

Sonar Reasoning Pro

Perplexity

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
Microsoft logoPhi-3 Mini Instruct 3.8B
Microsoft
Top Pick
Perplexity logoSonar Reasoning Pro
Perplexity
Pricing per 1M tokens
Input Cost$0.00/1M$0.00/1M
Output Cost$0.00/1M$0.00/1M
Specifications
OrganizationMicrosoftPerplexity
Release DateApr 23, 2024Jan 28, 2025
Performance & Speed
Throughput
TTFT
Latency
Composite Indices
Reasoning Score13.064.2
Intelligence4.617.8
Math0.3
Standard Benchmarks
GPQA31.9%
MMLU Pro43.5%
HLE4.4%
LiveCodeBench11.6%
MATH 50045.7%95.7%
AIME 20250.3%
AIME (Original)4.0%79.0%
SciCode9.0%
LCR2.0%
IFBench23.9%
TAU-bench v20.0%
TerminalBench Hard0.0%

Key Takeaways

Phi-3 Mini Instruct 3.8B offers the best value at $0.00/1M,making it ideal for high-volume applications and cost-conscious projects.

Sonar Reasoning Pro has the strongest reasoning profile with a 64.2 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

Microsoft logo

Phi-3 Mini Instruct 3.8B

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

Sonar Reasoning Pro

  • Complex reasoning tasks
  • Research & analysis