Sony Mobile has published his Android 4.1 Jelly Bean update plans for Xperia 2012 handsets. Most handsets will get its update during 1Q 2013, but -unfortunately- owners of some models will be left in the cold, with no upgrades planned beyond Android 4.0. Here's the update schedule, sorted alphabetically:
Sony Xperia 2012 Jelly Bean Update Schedule
- Xperia Acro S: April, 2013
- Xperia Go: End of March, 2013
- Xperia Ion: April, 2013
- Xperia J: End of March, 2013
- Xperia Miro: No upgrade planned to Jelly Bean
- Xperia P: End of March, 2013
- Xperia S: April, 2013
- Xperia SL: April, 2013
- Xperia Sola: No upgrade planned to Jelly BeanXperia T: February/March, 2013
- Xperia Tipo: No upgrade planned to Jelly Bean
- Xperia TX: February/March, 2013
- Xperia U: No upgrade planned to Jelly Bean
- Xperia V: February/March, 2013
Please remember availability and rollout timing will vary by market and customer variants (read: you might experience some delay).
Source: Sony Blog