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Platform Portability
Uses Substack subdomain (quadrilateral.substack.com). Migrating would require subscribers to re-subscribe at a new address.
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A year-round newsletter from one of golf’s last independent voices devoted to all things Grand Slam and the best Cup events.
Data updated 1 month ago
Avg Comments
25.3
Avg Likes
42.0
Engagement Rate
0.42%· ~67 likes + comments/post
(comments + likes) / subscribers
Quality Score
Engagement vs Sports
0.42% engagement rate
Score Breakdown
Engagement Score
| Subscriber-only |
vs 181 newsletters in Sports
16K places you in the top 10% of newsletters in this category.
Posts per Week
2.7
median: 1.2
Publishing Consistency
55/100
median: 67/100
Subscribers
16K
median: 1K
1.6K paid
Track revenue changes over time
Start tracking — freeTrack CPM rates as they change
Start tracking — freeWe don't have enough growth data for The Quadrilateral yet. The average Sports newsletter has 1K subscribers.
Based on 455 Sports newsletters tracked
The Long Game
14K subs
The Dumb Zone
10K subs
Hockey Tactics Newsletter
9K subs
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See what's includedGet the full whitespace list with each brand's category fit, audience overlap, and recommended pitch order. Plus a comparison of The Quadrilateral vs the top 15 peer newsletters on sponsor mix, growth, and CPM.
Including Homefield, Weiss & Rosenbloom, Visit StillwaterRing + 29 more.
$300·2-3 working days·refunded if we can't deliver
Publishing Frequency
~3x per week
Last published Mar 31, 2026
2.7 posts/week avg
Sports Pricing
$5/mo median
Above average(+40%)
Monetization Readiness
Already monetizing
100% of similar-size Sports newsletters also have paid tiers
Unlock revenue estimates, CPM benchmarks, and detected sponsors
Start tracking — freePriced at $7/mo, 40% above the Sports median of $5/mo.