Perplexity vs ChatGPT

Updated 2026-06-18 · This is not a retelling of marketing claims. We compare the models using daily benchmark data from over 350 models.

How we test

Every day we evaluate the models we track on Scandinavian languages using standardised tasks.

The public page shows language, instruction following, speed, price and overall score. Exact tasks and weighting are proprietary.

Results — Perplexity vs ChatGPT

Perplexity: Sonar Pro Search

6.4/10

hvilkenAI score

Language6.0/10

Instruction10.0/10

Speed—

Price$3.00/1M

OpenAI: GPT-5.5

7.1/10

hvilkenAI score

Language4.0/10

Instruction10.0/10

Speed—

Price$5.00/1M

Main finding: OpenAI: GPT-5.5 leads in today’s data. Perplexity is strongest when you need sources and web research. ChatGPT is broader as a general-purpose assistant.

Price — what are you paying for?

The premium plans are often priced similarly. Perplexity gives sources and web research; ChatGPT gives broader product features, files, coding and ecosystem.

Who are they for?

Research and sourced answers

Choose Perplexity when you need fresh web answers and clickable sources.

General-purpose assistant

Choose ChatGPT when you need breadth, coding, files, images and integrations.

Nordic-language work

Check today’s benchmark before choosing. The best model may be a third option.

The important point

Paid does not always mean best. Free and budget models can beat both on some Nordic-language tasks. Gratis AI.

FAQ

Is Perplexity better than ChatGPT?

For research and sourced answers: often yes. As a broad assistant, ChatGPT is often more complete.

What do they cost?

Premium plans are often around $20 per month, but features differ.

Can Perplexity replace Google Search?

For many factual and research tasks, yes. For shopping and navigation, classic search is still useful.

Is Perplexity free?

Yes, with limits. Pro increases limits and features.

Which one is fastest?

ChatGPT is often faster. Perplexity spends time searching and citing sources.