What Is the Best Length for Instagram Reels in 2025?

Posted:
January 5, 2025
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Updated:
January 5, 2025
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Andrew Kozik
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Andrew Kozik
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There are lots of different factors that affect whether your Instagram Reels are going to succeed or not. And length is one of the key factors here. While the platform does allow Reels up to 90 seconds long, you don't necessarily have to use up every second of that limit. 

To find the best length for getting engagement, you need to understand your audience and the platform's preferences. That's what we're going to be looking at below. 

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The Science Behind Finding the Optimal Reel Length

Recent studies and data from Instagram show that the average time spent watching Instagram Reels is pretty short—just 3 seconds! This makes it really important to make the most of every second by optimizing the length of your content.

Key Statistics:

  • Average initial view duration: 3 seconds
  • Optimal length for short-form Reels: 7-15 seconds
  • The ideal length for tutorial-style content: 15-30 seconds
  • Maximum platform limit: 90 seconds

Finding the Ideal Reel Length for Your Account

The most effective length for your videos depends on the type of content you're sharing and your goals. Let's break it down.

Is There a Length That the Algorithm Prefers?

Instagram's algorithm shows a clear preference for shorter Reels. In fact, it tends to favor an average Reel length of under 30 seconds. There are several factors at play here.

For example, shorter Reels typically have a higher completion rate and a rather high likelihood of rewatches. These are the ‘signs’ that the algorithm uses to find out whether it should continue pushing the video or not. 

Make Sure to Optimize Your Reel Length by Content Type

Educational Content

  • Optimal Reel length: 20-30 seconds
  • Focus on a single concept per video
  • Use clear, concise explanations

Entertainment

  • Ideal length: 7-15 seconds
  • Emphasize the hook in the first 3 seconds
  • Keep pacing quick and engaging

Product Showcases

  • Recommended length: 15-20 seconds
  • Highlight key features rapidly
  • Include clear call-to-action

What Is Watch Time on Instagram?

Understanding average watch time Instagram Reels is crucial for optimizing your Reels' performance.

Watch time is the total amount of time your Reel has been played (this also includes all the re-plays). The average watch time is calculated by dividing the watch time by the number of initial views. In a nutshell, the longer a user plays your Reel, the better. If the number is close to or equal to the length of your video, then you have done a great job at keeping the viewers engaged throughout the whole clip. 

Tips for Any Instagram Reel Length

No matter what length you choose, make sure to follow these simple guidelines:

  1. Get the attention of the viewers in the first 3 seconds.
  2. Use simple, clear messages. 
  3. Keep the visual quality high. 
  4. Try to always include captions for accessibility.
  5. End with a strong call-to-action (leave a comment, check out my profile for more Reels like this, tag a friend who needs to see this, etc.)

Common Mistakes When Choosing the Best Length for Instagram Reels

  1. Trying to make your Reels reach the 90-second mark without an actual purpose.
  2. A slow and boring start.
  3. Ignoring audience retention data.
  4. Forcing trending formats and forgetting about your identity. 

How to Find Your Ideal Reel Length

To check out your Reels analytics, just open Instagram and head to your profile. If you've got a Professional or Creator account, you'll see the Insights button there. To see how a specific Reel is doing, just tap on that Reel and click "View Insights."

It's a good idea to test out different reel lengths and keep an eye on the key performance metrics. This will help you figure out what type of content your audience responds to most. 

Discover the Best Way to Create Perfect-Length Reels Efficiently!

We know it can be tricky to get the length of your reels just right. That's where BigMotion can help. It's an AI-powered video creation platform that makes it easier than ever to create engaging content.

BigMotion lets you focus on your content strategy while the AI handles the technical stuff so your Reels look great and perform well in the algorithm. Try it free today and see how it can revolutionize your Reels creation process.

Frequently Asked Questions

What's the absolute best length for Instagram Reels?

As a rule of thumb, 7 to 15 seconds is the ideal length for general content. However, this can fluctuate depending on the type of content you're creating and the engagement patterns of the people you're targeting.

Do longer Reels get less engagement?

Yes, in general. Reels that are longer than 30 seconds usually have lower completion rates and engagement unless the content justifies the length.

How long should tutorial Reels be?

Tutorial Reels work best when they're between 15 and 30 seconds long and focus on one clear concept or step.

How do I know if my Reel length is working?

Keep an eye on your Insights data to see the average watch time Instagram Reels, how many people are actually completing them, and what kind of engagement you're getting.