The other interesting feature of this device is the optional keyboard dock accessory which comes with the device. (goodereader.com)
That being said, the Transformer 1 is still a really nice tablet and it offers more versatility over the iPad with the additional ports and optional keyboard dock accessory, which makes typing a lot easier. (the-ebook-reader.com)
The iPad supported external keyboards through its keyboard dock accessory and via Bluetooth, but carrying yet another item along with the iPad wasn't appealing to early adopters. (lifewire.com)