head-to-head- moat comparison
calendly.comvssemrush.com
which is easier to compete with?
- attack calendly first.smaller monthly bill, shallower moat.
clone time
2 weeks
contested2 weeks
calendly.com
online appointment scheduling platform
59/ 100
wedge scorefull report ↗
→vs←
clone time
3 months
contested3 months
semrush.com
all-in-one SEO & digital marketing platform
47/ 100
wedge scorefull report ↗
moat
how deep is each moat.
+1.2
calendly.com · aggregate
4.1/10shallow moat
moat delta+1.2
semrush.com · aggregate
5.3/10real moat
0.0
capital+7.0 →
7.0
3.6
technical+2.0 →
5.6
0.0
network±0
0.0
0.0
switching+4.0 →
4.0
4.0
data±0
4.0
0.0
regulatory±0
0.0
9.3
distribution±0
9.3
overlap
where they fight, where they don't.
features only one ships, plus the small middle they share.
only calendly.com · 11
appointment booking
shared · 22
proprietary datasetsocial login
only semrush.com · 22
seo & search intelligence platformuser data storage
stack
what they're built on.
shared infra and the differentiating bits.
only calendly.com · 44
CloudFrontDigitalOceanGoogle Calendar APIGTM
shared infra · 77
CloudflareNext.jsPostgresRenderResendSupabaseVercel
only semrush.com · 44
IntercomPlaywrightCloudflare R2Sentry
floor
cost + time, side by side.
monthly floorcalendly.com wins
calendly.com
$1
semrush.com
$47 + usage
delta −$46semrush.com costs ~47× more per month to keep alive.
time to clonecalendly.com wins
calendly.com
2 weeks
semrush.com
3 months
delta −6× faster2 weeks vs. 3 months.
the verdict
same comparison surface, two different walls. give the calendly attack a month. circle back to semrush only if you genuinely need what it does that the other doesn't.
full reportcontested · 59
→ read the calendly.com report
full reportcontested · 47
→ read the semrush.com report
← saaspocalypse · directoryhead-to-head