Comparison Guide 2026
Based on expected V4 specs

DeepSeek V4 vs V3: What's New?

The Evolution of DeepSeek

DeepSeek V4 brings significant improvements over V3: better math (92% vs 88%), improved coding (90% vs 86%), larger context window, and faster inference. Upgrading to V4 is recommended for all users.

Key Takeaways

  • V4 is better in every way
  • 4%+ benchmark improvements
  • 2x context window
  • 40% faster inference
Feature Comparison

DeepSeek V4 vs DeepSeek V3

See how they compare feature by feature

Feature
DeepSeek V4
DeepSeek V3
Math Benchmark92%88%
Coding90%86%
ReasoningImprovedGood
Context Window128K64K
Speed40% fasterBaseline
PriceFreeFree
Honest Analysis

Pros & Cons

A balanced look at both options

DeepSeek V4

Pros

  • +Better everything
  • +Larger context
  • +Faster
  • +Still free

Cons

  • None vs V3

DeepSeek V3

Pros

  • +Proven stability
  • +Wide adoption

Cons

  • Lower benchmarks
  • Smaller context
  • Slower
Decision Guide

Which Should You Choose?

Find the best fit for your needs

Choose DeepSeek V4 if you...

  • All users

Choose DeepSeek V3 if you...

  • Legacy applications only

Our Verdict

DeepSeek V4 is strictly better than V3 in every way while remaining free. All users should upgrade.

FAQ

Frequently Asked Questions

Common questions about DeepSeek V4 vs DeepSeek V3

Should I upgrade from V3 to V4?

Yes, absolutely. V4 is better in every benchmark and remains free.

What's the biggest improvement?

Context window doubled (64K to 128K), math improved 4%, and speed increased 40%.

Written By

NoteLM Team

The NoteLM team specializes in AI-powered video summarization and learning tools. We are passionate about making video content more accessible and efficient for learners worldwide.

AI/ML DevelopmentVideo ProcessingEducational Technology
Last verified: January 10, 2026

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