When you press the shutter release on a camera ... numbers I collected for the Nikon Coolpix 4600: First time is time to retract lens, second time is worst-case buffer-clearing time.
I routinely shoot this series of images to show the field of view for each camera, with the lens at full wide angle, at maximum telephoto (3x, in this case), and at full telephoto with the digital ...
The Nikon Coolpix A900 is available for around £329 which makes it good value for money. Alternatives to look at, include the following cameras, all of them include Wi-Fi connectivity.