1
Google+ Sign-In Button is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.
2
In terms of market share, Twitter Login is clearly lagging behind, losing to Google+ Sign-In Button in all segments.
1
Google+ Sign-In Button has better usage coverage in more websites categories. Including Computers Electronics & Technology, Science & Education, Jobs & Career, Business & Consumer Services and 20 other categories.
2
Twitter Login hasn't got a lead over Google+ Sign-In Button in any websites category.
1
Google+ Sign-In Button is leading in most countries, including United States, India, United Kingdom, Japan and 160 other countries.
2
Twitter Login hasn't got a lead over Google+ Sign-In Button in any country.