The A20 has a higher resolution of 2.11 mega pixels for photo quality images and sharper prints of up to A5 size. Coupled with the built in digital zoom, the A10 provides up to 6x seamless zoom while the A20 provides up to 7.5x seamless zoom. Related Links Digital photography fun from Canon Great camera at great cost With the high precision auto-white balance function, you will be able to take pictures in a wide variety of lighting conditions. You can then browse through the pictures and choose to print them directly or save them to your hard drive. This is significantly different from other digital cameras in the market such as the Sony Cybershot and Kodak DX3500.
AA batteries are definitely cheaper and more convenient.
If you forget to charge your camera, you can just buy them off the shelf and you are ready to shoot. SPH AsiaOne Ltd. All rights reserved.