Is HubSpot CMS Hub or Substack more popular?

HubSpot CMS Hub is used by more websites in our catalog: 3,190 use HubSpot CMS Hub and 463 use Substack.

Does HubSpot CMS Hub or Substack have higher-authority sites?

HubSpot CMS Hub sites have the higher median Ahrefs Domain Rating (HubSpot CMS Hub: 48, Substack: 32).

Is HubSpot CMS Hub or Substack growing faster?

Between 2026-06 and 2026-07, HubSpot CMS Hub went from 0.45% to 0.36% of all tracked sites, while Substack went from 0.06% to 0.05%. Substack is gaining ground faster in our index.

Can a site use both HubSpot CMS Hub and Substack?

No. A site runs a single CMS / website platform, so HubSpot CMS Hub and Substack are mutually exclusive.

Where does this HubSpot CMS Hub vs Substack data come from?

Adoption is counted from Site Stats Database's own crawl; Domain Rating comes from Ahrefs and traffic from DataForSEO. Figures reflect the sites we track and refresh at least monthly.

HubSpot CMS Hub vs Substack — Site Stats Database

HubSpot CMS Hub vs Substack

A side-by-side comparison of two content management systems, based on the 515,058 CMS sites tracked by Site Stats Database.

Last updated July 1, 2026

Metric	HubSpot CMS Hub	Substack
Websites	3,190	463
Market share	0.62%	0.09%
Share of top 10K sites	0.21%	0.02%
Share of top 100K sites

Rank	#16	#45

Median DR	48	32

Average DR	46	34

Median keywords	1,273	957

Median referring domains	685	435

Median domain age	18 yrs	8 yrs

Average domain age	18 yrs	10 yrs

Average monthly traffic	58,042	258,619

Combined monthly traffic	185,155,004	119,740,796

baseball-reference.com
LanguageEnglish
DR (Ahrefs)81
Total Keywords421,618
Referring Domains30,500
Domain Age26 yrs
Traffic (Jun 2026)57,651,263
Traffic Trend
TechnologyHubSpot CMS Hub
memrise.com
LanguageEnglish
DR (Ahrefs)78
Total Keywords166,719
Referring Domains22,465
Domain Age17 yrs
Traffic (Jun 2026)3,653,050
Traffic Trend
TechnologyHubSpot CMS Hub
hubspot.com
LanguageEnglish
DR (Ahrefs)93
Total Keywords400,372
Referring Domains394,716
Domain Age21 yrs
Traffic (Jun 2026)3,456,090
Traffic Trend
TechnologyHubSpot CMS Hub
kasasa.com
LanguageEnglish
DR (Ahrefs)66
Total Keywords8,705
Referring Domains2,886
Domain Age18 yrs
Traffic (Jun 2026)2,139,997
Traffic Trend
TechnologyHubSpot CMS Hub
blog.nasm.org
LanguageEnglish
DR (Ahrefs)81
Total Keywords91,070
Referring Domains8,163
Domain Age29 yrs
Traffic (Jun 2026)2,063,488
Traffic Trend
Technology
pureflix.com
LanguageEnglish
DR (Ahrefs)71
Total Keywords77,126
Referring Domains6,674
Domain Age21 yrs
Traffic (Jun 2026)1,894,005
Traffic Trend
Technology
kellyservices.com
LanguageEnglish
DR (Ahrefs)70
Total Keywords18,809
Referring Domains4,993
Domain Age31 yrs
Traffic (Jun 2026)1,749,429
Traffic Trend
Technology
betterup.com
LanguageEnglish
DR (Ahrefs)83
Total Keywords218,432
Referring Domains29,055
Domain Age23 yrs
Traffic (Jun 2026)1,709,991
Traffic Trend
Technology
sallie.com
LanguageEnglish
DR (Ahrefs)74
Total Keywords94,374
Referring Domains4,137
Domain Age25 yrs
Traffic (Jun 2026)1,636,167
Traffic Trend
TechnologyHubSpot CMS Hub
grandsierraresort.com
LanguageEnglish
DR (Ahrefs)65
Total Keywords21,781
Referring Domains5,245
Domain Age21 yrs
Traffic (Jun 2026)1,539,449
Traffic Trend
Technology

Website	Language	DR (Ahrefs)	Total Keywords	Referring Domains	Domain Age	Traffic (Jun 2026)	Traffic Trend	Technology
baseball-reference.com	English	81	421,618	30,500	26 yrs	57,651,263		HubSpot CMS Hub

cbsnews.com
LanguageEnglish
DR (Ahrefs)92
Total Keywords5,029,881
Referring Domains486,461
Domain Age31 yrs
Traffic (Jun 2026)59,376,408
Traffic Trend
TechnologySubstack
substack.com
LanguageEnglish
DR (Ahrefs)94
Total Keywords5,643,513
Referring Domains561,764
Domain Age16 yrs
Traffic (Jun 2026)51,156,090
Traffic Trend
Technology
thefp.com
LanguageEnglish
DR (Ahrefs)76
Total Keywords39,018
Referring Domains17,521
Domain Age24 yrs
Traffic (Jun 2026)738,323
Traffic Trend
TechnologySubstack
azdesertswarm.com
LanguageEnglish
DR (Ahrefs)51
Total Keywords11,126
Referring Domains6,455
Domain Age17 yrs
Traffic (Jun 2026)664,536
Traffic Trend
Technology
thebulwark.com
LanguageEnglish
DR (Ahrefs)75
Total Keywords23,103
Referring Domains13,098
Domain Age15 yrs
Traffic (Jun 2026)259,028
Traffic Trend
Technology
brokenpalate.com
LanguageEnglish
DR (Ahrefs)40
Total Keywords3,164
Referring Domains295
Domain Age5 yrs
Traffic (Jun 2026)214,374
Traffic Trend
Technology
r-bloggers.com
LanguageEnglish
DR (Ahrefs)75
Total Keywords27,627
Referring Domains8,306
Domain Age16 yrs
Traffic (Jun 2026)212,820
Traffic Trend
Technology
donaldrobertson.name
LanguageEnglish
DR (Ahrefs)45
Total Keywords1,679
Referring Domains874
Domain Age12 yrs
Traffic (Jun 2026)202,345
Traffic Trend
Technology
noahpinion.blog
LanguageEnglish
DR (Ahrefs)73
Total Keywords10,103
Referring Domains5,453
Domain Age3 yrs
Traffic (Jun 2026)174,978
Traffic Trend
Technology
jonathanlack.com
LanguageEnglish
DR (Ahrefs)11
Total Keywords6,130
Referring Domains697
Domain Age14 yrs
Traffic (Jun 2026)174,145
Traffic Trend
Technology