SAASPOCALYPSEcase · head-to-head
wedge comparison
subjects of investigation
adp.comvsslack.com
which is stronger?
clone time
6 months
contested6 months
adp.com
enterprise payroll, HR & tax platform
39/ 100
wedge scorefull report ↗
→vs←
clone time
3 months
contested3 months
slack.com
team messaging & AI work platform
43/ 100
wedge scorefull report ↗
moat
how deep is each moat.
adp.com · aggregate
6.1/10real moat
moat delta-0.4
slack.com · aggregate
5.7/10real moat
8.5
capital-3.5 →
5.0
5.0
technical-1.0 →
4.0
3.0
network+5.0 →
8.0
5.0
switching+1.0 →
6.0
6.0
data-3.0 →
3.0
9.0
regulatory-7.0 →
2.0
3.6
distribution+4.8 →
8.4
floor
cost + time, side by side.
monthly floorslack.com wins
adp.com
$53 + usage
slack.com
$47
delta +$6slack.com costs less per month to keep the lights on.
time to cloneslack.com wins
adp.com
6 months
slack.com
3 months
delta −2× faster3 months vs. 6 months.
overlap
where they fight, where they don't.
features only one ships, plus the small middle they share.
only adp.com · 11
tax compliance
shared · 11
serverless / edge platform
only slack.com · 33
api platformcloud file storagesubscriptions
stack
what they're built on.
shared infra and the differentiating bits.
only adp.com · 55
PuppeteerRailsReactSegmentSentry
shared infra · 77
CloudflareNext.jsPostgresCloudflare R2ResendSupabaseVercel
only slack.com · 44
MeilisearchNextAuthSalesforceSupabase Auth
the verdict
TOO CLOSE TO CALL
adp and slack land on the same moat depth, sit in the same tier, and present the same wall. either is a defensible angle of attack — the choice is taste, not difficulty.
the read
matched tiermatched wedge scoreland on the same moat depth
full reportcontested · 39
→ read the adp.com report
full reportcontested · 43
→ read the slack.com report
← saaspocalypse · directoryhead-to-head