google.com vs. photos.google.com

Domain:
google.com google.com 
photos.google.com photos.google.com
HTTP/2 Support:
  
  
HTTPS Support:
  
  
Daily Unique Visitors:
2,791,642,578 
 2,993,451,181
Monthly Visits:
84,586,770,113 
 90,701,570,784
PageViews per user:
8.75 
 n/a
Daily Pageviews:
24,417,057,022 
 54,780,156,608
Avg. visit duration:
10:41 
 11:07
Bounce Rate:
28.04 
 29.02
Global Reach:
56.6264579% 
 60.72%
HypeRank:
1 
 1
SemRush Rank:
8 
 4
SimilarWeb Rank:
1 
 n/a
Total Backlinks:
3,630,472,685 
 22,472,385
Follow Links:
2,987,067,259 
 18,419,932
Nofollow Links:
643,405,425 
 4,052,452
Referring Domains:
1,286,292 
 82,897
Referring IPs:
317,166 
 43,983
Authority Domain Score:
100 
 n/a
Page Load Time:
450ms 
 150ms
Page Speed Score Desktop:
98 
 77
Page Speed Score Mobile:
69 
 81
Organic Keywords:
189,202,384 
266,583,851
Organic Traffic:
508,949,042 
 681,895,595
Organic Cost:
 $1,438,810,224.00 
 $1,307,640,154.00
Moz Domain Authority:
94 
 100
Moz Page Authority:
89 
 85
MozRank:
9 
 6
Daily Revenue:
$92,569,770.70 
 $119,709,432.83
Website Value:
$134,530,806,733.57 
 $154,909,847,984.71