Do you need (or want) to stay "connected" on the road? I'm not talking about cell phones in the helmet here, but a way to use email or do online banking on the web. We tried the smart phone route. Then last week tried taking the laptop (it was OK). While packing for a week, the laptop took more space than we liked, so we tried the tablet route.
Here's reasons for doing it and what we ended up with and why on our blog by clicking here. Of course your mileage may vary by preference of operating system or needs.