Opera Mediaworks released a report showing mobile ad traffic and revenue, where for the first time, Android has overcome iOS in mobile traffic impressions.
The report shows Android with a 42.83% share in mobile ad traffic, with iOS trailing at 38.17%, followed by Blackberry with 1.14%. On the revenue end, iOS has 52.27% followed by Android with 33.46% and then 1.15% for Blackberry. On the tablet end, iOS is still by far the winer both on ad impressions and ad revenue.
Here is a chart showing the data, click on it to enlarge:
Here is a breakdown showing the UK data, showing iOS still dominates in the UK compared to the world.
Of Android devices, Samsung is by far the most dominate with 60% of impressions.
For more data on mobile ad traffic and revenues by device and category, see the report here.