Perplexity vs Synthesia

A detailed comparison to help you choose the right AI tool for your needs.

Perplexity AI

Perplexity AI

4.6
Try Perplexity
Synthesia

Synthesia

4.6
Try Synthesia

Feature Comparison

Feature
Perplexity
Synthesia
Ratings
Overall Rating
4.6
4.6
Coding
3.5
-
Writing
4.2
-
Reasoning
4.4
-
Speed
4.8
4.5
Value
4.7
4.4
Pricing
Monthly Price
$20
$22
Free Tier
Input (per 1M tokens)
-
-
Output (per 1M tokens)
-
-
Features
Context Window
128K
-
Vision/Images
Audio
Video
Code Generation
AI Agents

Perplexity AI

Pros

  • Real-time web access
  • Cites all sources
  • Great for research
  • Fast responses
  • Generous free tier

Cons

  • Not as capable for coding
  • Writing not as polished
  • Limited context for complex tasks

Synthesia

Pros

  • Realistic AI avatars
  • 140+ languages and voices
  • No video production skills needed
  • Fast turnaround
  • Enterprise-ready with SOC 2 compliance

Cons

  • Avatar-based only (no text-to-video)
  • Limited creative flexibility
  • Higher cost for heavy usage
  • Avatars may feel uncanny to some viewers

Choose Perplexity if you need:

Research, fact-checking, current events

Choose Synthesia if you need:

Training videos, corporate communications, localization

Ready to get started?

Both tools offer free tiers or trials. Try them out and see which one works best for your workflow.