Want this question answered?
http://www.amazon.com/Canon-PowerShot-Digital-Camera-Optical/dp/B000EMU4HS One is more expensive and claims to be better of course. They are virtually the exact same camera.
Newest Canon Powershot CameraThe newest Canon Powershot camera is The canon powershot sd3500is
No
Canon PowerShot was created in 1995.
My favorite Powershot is the A550. My favorite powershot is the newest canon A2000
The price of a Canon powershot a520 depends from where it is bought. For example, on Amazon it costs $100; however, on eBay it costs $55. The price might be lower elsewhere.
PowerShot A520
A Canon A540 is a good investment for a photographer if he's a professional looking to make money in a business environment. You can take some great looking shots with it.
There are plenty of sites where you can get an useful information about canon powershot like at Canon Website
One can read the reviews on the Canon PowerShot A640 by visiting Amazon which has many reviews created by customers who purchased the Canon PowerShot A640.
SanDisk is a brand of memory card. The Canon A540 takes a certain type of card, see its instrucvtion book, probably it's a CompactFlash, but it may be a SecureDigital (SD). Take the camera to a pghoto retsailer and get the right card - many cameras are fussy about just which manifestation of card they can accept. SanDisk will almost certainly make a card to suit your camera.
There are many prices for a replacement battery for a Canon Powershot. However, typically a replacement battery for a Canon Powershot costs anywhere between two and twenty dollars.