The quotes you have highlighted are discussing two different things.
Obama is referring to the phone metadata database.
Snowden is referring to what an analyst sees after an email address is targeted, meaning that an active surveillance process has been started for that specific email address and that the email provider has begun to provide access.
So of course these two statements are different, because they are talking about different things. The operative phrase in Snowden's statement is "If I target", which should be read as "after I start data collection for an email address...".
Obama is referring to the phone metadata database.
Snowden is referring to what an analyst sees after an email address is targeted, meaning that an active surveillance process has been started for that specific email address and that the email provider has begun to provide access.
So of course these two statements are different, because they are talking about different things. The operative phrase in Snowden's statement is "If I target", which should be read as "after I start data collection for an email address...".