Instagram carousel vs reels performance comparison showing carousels dramatically outperforming reels

Slideshows and Carousels are TikTok and Instagram's Hidden Secret

Updated August 2025 • Based on 688,000+ posts analyzed

While everyone's focused on creating the next viral video, there's a content format hiding in plain sight that consistently delivers better results. Analysis of over 688,000 posts shows that carousels and slideshows—those simple multi-image posts—quietly outperform videos across key metrics on both TikTok and Instagram.

Most creators overlook this! They're missing out on a massive opportunity to build genuine engagement while everyone else battles for views with videos.

1. The Data That Changes Everything

Fanpage Karma analyzed over 688,000 posts published between January 1 and May 31, 2025, comparing carousel performance against video content on both TikTok and Instagram. The results reveal a surprising gap that most creators are missing.

TikTok Performance Data

TikTok carousel vs video performance stats
Reach per Follower:Carousels +3.5% advantage
Engagement Rate:Carousels +79% higher
Likes per Reach:Carousels +82% more
Shares per Reach:Carousels -30% fewer

Instagram Performance Data

Instagram carousel vs reels performance stats
Reach per Follower:Carousels +12.6% advantage
Engagement Rate:Carousels +50% higher
Likes per Reach:Carousels +53% more
Shares per Reach:Even performance

Key Takeaways from the Data:

  • 402,000 TikTok posts analyzed: Carousels consistently outperform videos in engagement
  • 286,000 Instagram posts analyzed: Carousels achieve 50% higher engagement than Reels
  • Universal trend: Photo carousels generate more likes and engagement across both platforms
  • Reach advantage: Carousels achieve better organic reach per follower on both platforms

2. Why This Overlooked Format Performs So Well

The performance difference isn't luck—it's psychology. While creators pour resources into video production, carousels tap into fundamental user behaviors that are surprisingly predictable and powerful.

Extended Engagement Time

While videos play passively, carousels require active participation. Users must swipe through each slide, spending 3-5 seconds minimum per slide. A 6-slide carousel can easily hold attention for 20-30 seconds—longer than most viral videos.

Algorithm Impact: Extended engagement signals to algorithms that your content is valuable, boosting organic reach.

Multiple Hooks Per Post

Videos get one chance to hook viewers in the first 3 seconds. Carousels get multiple opportunities—each slide can re-capture attention and provide a new reason to keep swiping.

Content Strategy: Lead with your strongest hook, then use each slide to build curiosity for what comes next.

Completion Rate Advantage

Users who start swiping through a carousel are psychologically committed to seeing the end. This creates completion rates that surpass even the most engaging videos.

User Psychology: The “Zeigarnik Effect” makes people want to complete unfinished tasks—like seeing all slides in a series.

Wide Open Opportunity

While millions of creators saturate platforms with videos, carousel content remains surprisingly underutilized. This creates a massive opportunity for creators willing to embrace this overlooked format.

Market Reality: Less competition in carousel formats means your content has more room to breathe and find its audience.

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4. How to Start Creating High-Performing Carousels

Step 1: Choose High-Engagement Formats

Educational Formats:

  • • "5 Things You Didn't Know About..."
  • • "Before vs After" transformations
  • • Step-by-step tutorials
  • • "Myths vs Facts" breakdowns

Entertainment Formats:

  • • "This or That" comparisons
  • • Quote collections with visuals
  • • Behind-the-scenes photo stories
  • • "Day in the Life" highlights

Step 2: Master the First Slide Hook

Your first slide determines if users will swipe. Use these proven hooks:

Curiosity Gap:

"The secret that changed everything..."

Problem/Solution:

"Struggling with X? Here's how I solved it..."

Bold Claim:

"This outperforms videos by 79%..."

Step 3: Design for Mobile

  • Large, readable text: Minimum 24pt font size
  • High contrast colors: Ensure text stands out against backgrounds
  • Minimal text per slide: 1-2 key points maximum
  • Consistent branding: Use the same colors/fonts throughout
  • 9:16 aspect ratio: Optimize for vertical mobile viewing

5. Common Carousel Mistakes to Avoid

  • • Too much text per slide

    Users should be able to read each slide in 3-5 seconds maximum. Dense text kills engagement.

  • • Weak ending slides

    Your last slide should provide value and include a clear call-to-action. Don't just fade out.

  • • Inconsistent visual style

    Mixing different fonts, colors, or layouts within one carousel looks unprofessional.

  • • No progression between slides

    Each slide should build on the previous one, creating a logical flow that keeps users swiping.

  • • Forgetting platform optimization

    TikTok favors 9:16 vertical carousels, while Instagram performs well with both vertical and square formats.

6. Frequently Asked Questions

Q1: How many slides should a carousel have?

A: The sweet spot is 4-6 slides. This provides enough content for engagement without overwhelming users. TikTok allows up to 35 photos per carousel, but engagement typically peaks at 4-6 slides.

Q2: Do carousels work in every niche?

A: Yes, but the format varies. Educational niches (business, health, finance) see the biggest advantage. Entertainment niches benefit from photo storytelling and behind-the-scenes carousels.

Q3: Should I post carousels exclusively?

A: No, but they should be your primary content type. A good mix is 70% carousels, 30% videos. This maximizes the engagement advantage while maintaining content variety.

Q4: How often should I post carousel content?

A: Daily posting works best for carousels since they're faster to create than videos. Consistent posting builds algorithm favor and audience expectations.

Q5: Can I repurpose the same carousel across platforms?

A: Absolutely. This is one of carousel content's biggest advantages. The same 6-slide educational carousel can perform well on TikTok, Instagram, LinkedIn, and Pinterest with minor adjustments.

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