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--ar Aspect Ratio beginner IMCSEIAN Midjourney Parameters Tutorial

Aspect Ratio: --ar Parameter

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AI Summary
R Ram Pothuraju Reading…
IMCSEIAN Midjourney Master Course

Aspect Ratio: --ar Parameter

Control image dimensions with --ar.

Phase 1 Beginner Lesson BE-08 Difficulty: Beginner 7 min read
Course: Midjourney Phase 1 Beginner 7 min read Last verified: 2026-08-31

What You Will Learn

  • Use --ar parameter.
  • Create widescreen images.
  • Create portrait images.
  • Create square images.
  • Match aspect ratio to use case.

Why This Matters

Aspect ratio transforms the composition. --ar is the most-used parameter.

Concept Explained

--ar controls aspect ratio: --ar 16:9 (widescreen), --ar 9:16 (portrait/mobile), --ar 1:1 (square, default), --ar 3:2 (photo), --ar 2:3 (portrait photo).

How It Works

See the step-by-step tutorial below for practical implementation.

Step-by-Step Tutorial

1. Step 1

Review the concept and why this matters.

2. Step 2

Follow the practical steps.

3. Step 3

Create your own images.

4. Step 4

Evaluate results.

5. Step 5

Iterate based on findings.

Real-World Example

An artist applied this technique and significantly improved their AI art quality.

Common Mistakes

  • Vague prompts.
  • Not using parameters.
  • Ignoring aspect ratio.
  • Not iterating.

Best Practices

  • Start simple.
  • Use parameters.
  • Iterate on prompts.
  • Save successful prompts.
  • Study other artists.

Troubleshooting

ProblemHow to Fix
IssueFix: iterate on prompt and parameters.

Practical Exercise

Your Turn

Apply this to your own image creation. Document what you learn.

Key Takeaways

  • --ar controls aspect ratio.
  • --ar 16:9 for widescreen, desktop, YouTube.
  • --ar 9:16 for mobile, Instagram stories.
  • --ar 1:1 for Instagram posts (default).
  • --ar 3:2 for photography.

Frequently Asked Questions

Question?
Answer.
Another?
Another answer.

Further Reading

Official References

SEO Metadata

SEO title: Aspect Ratio: --ar Parameter

Meta description: Control image dimensions with --ar.

Primary keyword: midjourney aspect ratio

Secondary keywords: midjourney --ar, midjourney widescreen, midjourney portrait, midjourney image dimensions

Search intent: Informational

URL slug: /midjourney-aspect-ratio-ar-parameter

Categories: AI Tools, Midjourney

Tags: Midjourney, Beginner, Parameters, --ar, Aspect Ratio, IMCSEIAN, Tutorial, IMCSEIAN

Featured image concept: IMCSEIAN Midjourney lesson card for Aspect Ratio: --ar Parameter

IMCSEIAN World-Class AI Learning Hub imcseian.com Midjourney Master Course Phase B Lesson BE-08
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