Is Klaviyo or Mailchimp more popular?

Mailchimp is used by more websites in our catalog: 13,451 use Klaviyo and 15,641 use Mailchimp.

Does Klaviyo or Mailchimp have higher-authority sites?

Mailchimp sites have the higher median Ahrefs Domain Rating (Klaviyo: 32, Mailchimp: 33).

Is Klaviyo or Mailchimp growing faster?

Between 2026-06 and 2026-07, Klaviyo went from 2.0% to 1.5% of all tracked sites, while Mailchimp went from 2.1% to 1.8%. Mailchimp is gaining ground faster in our index.

Can a site use both Klaviyo and Mailchimp?

No. A site runs a single email / newsletter platform, so Klaviyo and Mailchimp are mutually exclusive.

Where does this Klaviyo vs Mailchimp 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.

Klaviyo vs Mailchimp — Site Stats Database

Klaviyo vs Mailchimp

A side-by-side comparison of two email & newsletter platforms, based on the 128,885 Email Marketing sites tracked by Site Stats Database.

Last updated July 1, 2026

Metric	Klaviyo	Mailchimp
Websites	13,451	15,641
Market share	10%	12%
Share of top 10K sites	1.4%	1.3%

Rank	#4	#2

Median DR	32	33

Average DR	32	35

Median keywords	1,741	1,219

Median referring domains	426	537

Median domain age	13 yrs	14 yrs

Average domain age	15 yrs	16 yrs

Average monthly traffic	76,721	58,343

Combined monthly traffic	1,031,969,412	912,550,146

goldprice.org
LanguageEnglish
DR (Ahrefs)76
Total Keywords40,649
Referring Domains16,234
Domain Age22 yrs
Traffic (Jun 2026)14,000,940
Traffic Trend
TechnologyKlaviyo
christmasinamerica.com
LanguageEnglish
DR (Ahrefs)30
Total Keywords21,030
Referring Domains297
Domain Age3 yrs
Traffic (Jun 2026)7,840,049
Traffic Trend
Technology
provenwinners.com
LanguageEnglish
DR (Ahrefs)74
Total Keywords180,975
Referring Domains11,433
Domain Age28 yrs
Traffic (Jun 2026)7,262,857
Traffic Trend
Technology
visitphilly.com
LanguageEnglish
DR (Ahrefs)77
Total Keywords104,834
Referring Domains21,661
Domain Age26 yrs
Traffic (Jun 2026)6,683,452
Traffic Trend
Technology
shop.mattel.com
LanguageEnglish
DR (Ahrefs)84
Total Keywords101,009
Referring Domains15,292
Domain Age31 yrs
Traffic (Jun 2026)5,948,548
Traffic Trend
Technology
orvis.com
LanguageEnglish
DR (Ahrefs)77
Total Keywords131,555
Referring Domains15,027
Domain Age30 yrs
Traffic (Jun 2026)5,617,128
Traffic Trend
TechnologyKlaviyo
adriannapapell.com
LanguageEnglish
DR (Ahrefs)70
Total Keywords126,741
Referring Domains3,645
Domain Age26 yrs
Traffic (Jun 2026)5,470,030
Traffic Trend
Technology
katzsdelicatessen.com
LanguageEnglish
DR (Ahrefs)70
Total Keywords10,510
Referring Domains4,755
Domain Age15 yrs
Traffic (Jun 2026)4,364,889
Traffic Trend
Technology
historyhit.com
LanguageEnglish
DR (Ahrefs)73
Total Keywords230,590
Referring Domains11,360
Domain Age11 yrs
Traffic (Jun 2026)4,095,352
Traffic Trend
Technology
petalandpup.com
LanguageEnglish
DR (Ahrefs)58
Total Keywords105,609
Referring Domains2,592
Domain Age7 yrs
Traffic (Jun 2026)3,966,604
Traffic Trend
Technology

Website	Language	DR (Ahrefs)	Total Keywords	Referring Domains	Domain Age	Traffic (Jun 2026)	Traffic Trend	Technology
goldprice.org	English	76	40,649	16,234	22 yrs	14,000,940		Klaviyo

whitehouse.gov
LanguageEnglish
DR (Ahrefs)92
Total Keywords337,548
Referring Domains325,961
Domain Age28 yrs
Traffic (Jun 2026)18,429,462
Traffic Trend
TechnologyMailchimp
poetryfoundation.org
LanguageEnglish
DR (Ahrefs)88
Total Keywords271,210
Referring Domains94,233
Domain Age24 yrs
Traffic (Jun 2026)16,849,722
Traffic Trend
Technology
samhsa.gov
LanguageEnglish
DR (Ahrefs)91
Total Keywords163,133
Referring Domains101,916
Domain Age28 yrs
Traffic (Jun 2026)14,327,978
Traffic Trend
Technology
unesco.org
LanguageEnglish
DR (Ahrefs)92
Total Keywords239,464
Referring Domains326,587
Domain Age32 yrs
Traffic (Jun 2026)13,667,866
Traffic Trend
Technology
encyclopedia.com
LanguageEnglish
DR (Ahrefs)84
Total Keywords2,067,067
Referring Domains63,862
Domain Age28 yrs
Traffic (Jun 2026)11,093,656
Traffic Trend
Technology
forbestravelguide.com
LanguageEnglish
DR (Ahrefs)78
Total Keywords159,187
Referring Domains13,032
Domain Age17 yrs
Traffic (Jun 2026)10,425,701
Traffic Trend
Technology
americanpregnancy.org
LanguageEnglish
DR (Ahrefs)83
Total Keywords220,739
Referring Domains27,498
Domain Age23 yrs
Traffic (Jun 2026)9,406,208
Traffic Trend
Technology
theharvestkitchen.com
LanguageEnglish
DR (Ahrefs)41
Total Keywords51,431
Referring Domains2,723
Domain Age11 yrs
Traffic (Jun 2026)9,395,446
Traffic Trend
Technology
whitehousehistory.org
LanguageEnglish
DR (Ahrefs)77
Total Keywords82,544
Referring Domains14,265
Domain Age29 yrs
Traffic (Jun 2026)9,164,085
Traffic Trend
Technology
cookingclassy.com
LanguageEnglish
DR (Ahrefs)76
Total Keywords204,156
Referring Domains50,748
Domain Age14 yrs
Traffic (Jun 2026)7,411,446
Traffic Trend
Technology