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DeepSeek vs Perplexity comparison

 

Comparison Buyer's Guide

Executive Summary

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

DeepSeek
Ranking in AI-Powered Chatbots
9th
Average Rating
3.0
Reviews Sentiment
3.7
Number of Reviews
1
Ranking in other categories
Large Language Models (LLMs) (3rd)
Perplexity
Ranking in AI-Powered Chatbots
11th
Average Rating
3.0
Number of Reviews
1
Ranking in other categories
No ranking in other categories
 

Featured Reviews

Malte Landwehr - PeerSpot reviewer
Experience frequent delays and privacy concerns with current research tool
I advise not to use the web interface or the mobile app. If you think you should use it, use the self-hosted version. I gave DeepSeek a rating of 3 out of 10 because the core product, when it works, is actually good. But so often it's not working that I just can't give it a higher score.
Malte Landwehr - PeerSpot reviewer
Attempts to be versatile but falls short of specialized performance
I use Perplexity primarily as an online search engine when I need information I use Perplexity primarily as an online search engine when I need information. However, I cannot recommend it as Google is a better web search engine, and ChatGPT is a better LLM-based answer engine. I find information…
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Top Industries

By visitors reading reviews
Educational Organization
19%
University
16%
Outsourcing Company
7%
Wholesaler/Distributor
5%
Media Company
13%
University
10%
Comms Service Provider
8%
Financial Services Firm
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
No data available
 

Questions from the Community

What needs improvement with DeepSeek?
I have data privacy concerns. The product is often extremely slow, and queries frequently fail due to system overload. DeepSeek needs to improve in stability, uptime, speed, and ensuring the tool i...
What is your primary use case for DeepSeek?
I use DeepSeek ( /products/deepseek-reviews ) for conducting research on complex questions and performing reasoning on complex questions. There have been countless instances where I needed to find ...
What advice do you have for others considering DeepSeek?
I advise not to use the web interface or the mobile app. If you think you should use it, use the self-hosted version. I gave DeepSeek a rating of 3 out of 10 because the core product, when it works...
What needs improvement with Perplexity?
The core feature and the core ranking algorithm of Perplexity should be improved. Perplexity is trying to be everything at once, such as providing stock information and e-commerce, and should make ...
What is your primary use case for Perplexity?
I use Perplexity primarily as an online search engine when I need information.
What advice do you have for others considering Perplexity?
I would advise using something else instead. Perplexity has nothing that makes it unique, and it tries to do everything at once but does nothing well. Its competitors are better in every way. I rat...
 

Comparisons

 

Overview

Find out what your peers are saying about ServiceNow, Moveworks, Darktrace and others in AI-Powered Chatbots. Updated: June 2025.
858,327 professionals have used our research since 2012.