Copilot vs Grammarly
A comprehensive 2026 comparison to help you choose the right AI tool for your needs. We tested both extensively.
Quick Verdict: Copilot vs Grammarly
Both GitHub Copilot and Grammarly are excellent choices in 2026, with nearly identical performance across our benchmarks. Your decision should come down to specific features, pricing that fits your budget, and your primary use case.
Feature Comparison Table
Side-by-side comparison of key features and capabilities
When to Use Copilot vs Grammarly
Choose Copilot When You Need:
- Daily coding, boilerplate code, learning new languages
- Superior coding assistance and code generation
- Processing longer documents with 128K context
- Testing capabilities with a free tier before committing
Choose Grammarly When You Need:
- Grammar checking, professional emails, academic writing
- Better quality content writing and creative tasks
- Faster response times for time-sensitive work
- Testing capabilities with a free tier before committing
In-Depth Analysis: Copilot vs Grammarly
Performance & Capabilities
In our comprehensive testing for 2026, we evaluated both GitHub Copilot and Grammarly across multiple dimensions including coding tasks, creative writing, reasoning problems, and general conversation quality.
GitHub Copilot scored 4.7/5 on coding tasks, making it an excellent choice for developers. In comparison, Grammarly also performs well in this category.
Pricing & Value
When it comes to pricing, both tools offer free tiers, making them accessible for testing. For paid plans, GitHub Copilot is more affordable at $10/month compared to $12/month.
Use Cases & Target Audience
GitHub Copilot is particularly well-suited for Daily coding, boilerplate code, learning new languages. Its strengths make it ideal for professionals who need advanced coding help, and reliable AI assistance.
Grammarly, on the other hand, excels at Grammar checking, professional emails, academic writing. Users who prioritize fast response times, complex reasoning, will find it particularly valuable.
GitHub Copilot Pros & Cons
Pros
- Excellent IDE integration
- Fast code suggestions
- Chat feature for explanations
- Affordable pricing
- Free for students
Cons
- Suggestions can be repetitive
- Limited reasoning for complex tasks
- Privacy concerns for enterprise
Grammarly Pros & Cons
Pros
- Works everywhere (browser, desktop, mobile)
- Excellent grammar and spelling
- Tone detection
- Plagiarism checker
- GrammarlyGO AI assistant
Cons
- Not for creative writing
- Premium features require subscription
- Can be overly corrective
Best For: Copilot
Daily coding, boilerplate code, learning new languages
Best For: Grammarly
Grammar checking, professional emails, academic writing
Frequently Asked Questions
Common questions about Copilot vs Grammarly
Is GitHub Copilot better than Grammarly in 2026?
Both GitHub Copilot and Grammarly are excellent AI tools with similar overall ratings. The best choice depends on your specific needs and use case.
What is the price difference between Copilot and Grammarly?
GitHub Copilot offers a free tier and costs $10/month for paid plans. Grammarly offers a free tier and costs $12/month for paid plans.
Which is better for coding: Copilot or Grammarly?
Both tools can assist with coding tasks. Check our detailed comparison above to see benchmark results.
Can I use Copilot and Grammarly for free?
GitHub Copilot does offer a free tier with limited features. Grammarly does offer a free tier with limited features. Both tools offer trial periods or limited free access for new users.
Which AI has a larger context window: Copilot or Grammarly?
GitHub Copilot has a larger context window at 128,000 tokens, compared to 50,000 tokens. Larger context windows allow processing more text in a single conversation.
Is Copilot faster than Grammarly?
In our speed tests, Grammarly is faster with a speed rating of 5.0/5. Response times can vary based on server load and query complexity.
Which is better for writing content: Copilot or Grammarly?
Both AI tools are capable of generating quality content. Your choice may depend on your specific writing style preferences.
Do Copilot and Grammarly support image generation?
GitHub Copilot does not have built-in image capabilities. Grammarly does not have built-in image capabilities. For dedicated image generation, consider specialized tools like DALL-E or Midjourney.
Which AI should beginners choose: Copilot or Grammarly?
For beginners, we recommend starting with either - both offer free tiers to experiment. Both have intuitive interfaces suitable for new users.
Can I switch from Copilot to Grammarly easily?
Yes, switching between AI tools is straightforward since they use similar prompting interfaces. Your conversation history won't transfer, but you can export important outputs. Many professionals use both tools depending on the task - GitHub Copilot for Daily coding, boilerplate code, learning new languages and Grammarly for Grammar checking, professional emails, academic writing.
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Ready to Get Started?
Both tools offer free tiers or trials. Try them out and see which one works best for your workflow in 2026.