Side-by-side Instagram profile comparison of Joel Sartore- Photo Ark vs Keith Ladzinski. Followers, engagement, activity, and performance compared.
Profile Overview
Account size, health metrics, and growth indicators
Account Health
@joelsartore
100
Excellent
Account Health
@ladzinski
100
Excellent

Joel Sartore- Photo Ark
@joelsartore
Founder of the @Natgeo Photo Ark, a 25-year project to show the world the beauty of biodiversity and inspire action to save species
1.7M
Followers
51%
414
Following
3.7K
Posts
39%
Healthy ratio

Keith Ladzinski
@ladzinski
National Geographic Photographer Emmy Nominated Director @canonusa Explorer of Light @thinktankphoto Ambassador
1.6M
Followers
49%
2K
Following
5.9K
Posts
61%
Healthy ratio
Key Metrics Head-to-Head
Advanced Metrics
Account Tier
1.7M followers
Range: 1M-10M
@joelsartore
1.6M followers
Range: 1M-10M
@ladzinski
Engagement Quality
@joelsartore
0.28%
Benchmark: 0.2-0.5%
@ladzinski
0.22%
Benchmark: 0.2-0.5%
Following/Followers Ratio
@joelsartore
1:4K
Very influential
@ladzinski
0.0013
Very influential
Comment-to-Like Ratio
Higher = more thoughtful engagement
Virality Potential
Engagement per 1K followers (0-100 scale)
Content Density(posts per 1K followers)
@joelsartore
2.25
Active@ladzinski
3.68
ActiveJolygram Intelligence Metrics
Advanced analytics combining reach, engagement, content quality, and growth patterns
Growth Velocity Index
Recent growth momentum
Audience Quality Score
Quality of follower base
Content Performance Index
Engagement per follower
Overall Influence Index
Combined influence potential
Intelligence Metrics provide deeper insights into creator effectiveness, audience quality, and growth momentum beyond basic follower counts. These metrics help identify authentic influence and sustainable growth patterns.
Top Posts

This juvenile Andean fox doesn’t know it, but throughout its life it will play a vital role in helping many of the plants and animals within its home range to thrive. As a skilled predator, it will aid in population control feeding on small mammals, reptiles, and insects. Andean foxes also eat fruit, making them important seed dispersers of peumo fruit and Peruvian peppers. Photo taken @ufas_unab. #PhotoArk @insidenatgeo
ladzinski has 4.4K more likes on their top post
Hashtag Strategy
12
With Hashtags
0
Without Hashtags
1
With Hashtags
11
Without Hashtags
@joelsartore has stronger hashtag impact
Engagement Trends
-16.4%
Engagement shift
Likes
Comments
+21.6%
Engagement shift
Likes
Comments
@ladzinski shows better recent momentum
Posting Rhythm
@joelsartore
@ladzinski
Consistency score reflects regularity of posting. Higher = more reliable schedule for audience.
Expert Verdict
Overall Verdict:
@joelsartore leads in most key metrics.
Followers
@joelsartore dominates in reach and follower volume.
Engagement Rate
@joelsartore delivers higher engagement relative to audience size.
Quick Summary
Data updated based on recent public posts.
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