FORTUNE -- It's often been said that Android's share of the U.S. smartphone market has come chiefly out of the hides of Research in Motion's (BBRY) BlackBerry and Microsoft's (MSFT) Windows Phone, but nothing shows this quite as clearly as Horace Dediu's charts at Asymco.com.
For more on these market shifts, see Dediu's Measuring Platform Churn.
But Samsung isn't falling behind the iPhone as fast as it was in February or March.
FORTUNE -- Google's (GOOG) Android, at 52%, took the largest share of U.S. smartphone sales in the three month period (Jan. - Mar.) covered by comScore's report Friday. But it managed to lose 1.4 percentage points sequentially, while Apple (AAPL), at 39%, gained 2.7.
In the Apple vs. Samsung competition, Apple widened its U.S. lead, which MOREPhilip Elmer-DeWitt - May 4, 2013 10:56 AM ET
The arc of grey bars tells the story of Android in the second largest smartphone market
FORTUNE -- According to the chart above, drawn from comScore data and posted Friday by Asymco's Horace Dediu, sales of Google (GOOG) Android smartphones in the U.S. peaked in December 2011.
Sales of Apple (AAPL) iPhones, by contrast, continue to grow in the U.S. Dediu attributes that to broader distribution (three of the four major U.S. MOREPhilip Elmer-DeWitt - Apr 6, 2013 6:28 AM ET
Of the 10.4 million new smartphone users between Nov. and Feb., 85% went to Apple.
FORTUNE -- One way to view the U.S. smartphone data released Thursday by comScore (spreadsheets below) is to look at the total number of new subscribers in the 3-month period covered (November 2012 to February 2013) and compare the number of users who bought Apple (AAPL) iPhones with those who chose Google (GOOG) Android phones.
Total new MOREPhilip Elmer-DeWitt - Apr 5, 2013 7:13 AM ET
According to ComScore, Kindle Fire outsells Samsung's Galaxy tablets 4 to 1 in the U.S.
FORTUNE -- One of the surprises in ComScore's chart-packed Mobile Future in Focus "webinar" Wednesday was the relative sizes of the orange Amazon (AMZN) and red Samsung bands in the chart above.
Apple (AAPL) maintained its position as the No. 1 tablet manufacturer, but in battle for dominance among the Android tablet makers in the U.S. market -- MOREPhilip Elmer-DeWitt - Mar 21, 2013 7:01 AM ET
It's increasingly a two-platform race -- at least for now
Click to enlarge.
FORTUNE -- ComScore released dozens of useful slides in its Mobile Future in Focus "webinar" Wednesday. The one above shows that not once since the iPhone was introduced in 2007 has Apple's (AAPL) platform had the largest share of the U.S. smartphone market.Philip Elmer-DeWitt - Mar 20, 2013 5:57 PM ET
Sales of Apple's iPhone have moved further ahead of Samsung's offerings
FORTUNE -- Two new pieces of data for Wall Street to ignore as Apple's (AAPL) share price continues to fall:
According to a press release issued Wednesday by ComScore, Apple's iPhone moved ahead of Samsung and gained ground on Google's (GOOG) Android in the U.S. market during the three month period that ended in January.
Android is still the top smartphone platform with MOREPhilip Elmer-DeWitt - Mar 6, 2013 2:01 PM ET
Apple's iOS and Google's Android now control 90% of the global smartphone market
FORTUNE: Hard on the heels of Gartner's Worldwide Mobile Phone Sales report Wednesday, IDC and comScore both released colorful bar graphs Thursday representing their view of the current state of the smartphone wars -- the world war (top) from IDC, and U.S. war (bottom) from comScore.
A few observations:
The extent to which the smartphone wars have become a two-man MOREPhilip Elmer-DeWitt - Feb 14, 2013 2:50 PM ET
New subscriptions for Android phones have been falling in the U.S. for four months
FORTUNE -- Drilling down into data released Friday by comScore, Asymco's Horace Dediu spots two interesting trends:
The rate at which mobile phone owners are switching from feature phones to smartphones in the U.S. has fallen off dramatically, to 300,000 per week in the three-month period ending in April from 1.5 million per week in the November survey.
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* According to a new report from comScore, Amazon's (AMZN) Kindle Fire now accounts for nearly 54% of all Android tablets in the U.S. Also: Amazon blew away estimates with its latest quarterly earnings: $13.2 billion in revenues and $130 million in net income. (Electronista and CNNMoney)
* Zynga (ZNGA) topped estimates MOREJP Mangalindan, Writer - Apr 27, 2012 8:45 AM ET
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