Large wasp-like insect

Large wasp-like insect

Observation - Large wasp-like insect. Description: My apologies for the poor photography, but being somewhat wary of wasps, I didn't want to get too close to this chap who was at least 2.5cm in length. Any ideas? Was it a hornet?

My apologies for the poor photography, but being somewhat wary of wasps, I didn't want to get too close to this chap who was at least 2.5cm in length. Any ideas? Was it a hornet?