'it can't save raw or uncompressed TIFF files, only JPEGs.'
'The S400's rechargeable lithium ion battery did not last long in our tests, holding out for only 214 shots, or about 1.25 hours.'
'Another quality Digital Elph in the PowerShot line, the PowerShot S400 is both elegant and powerful.'
'The 1.5-inch LCD viewfinder is sharp, bright, and responsive, but the optical viewfinder has no focusable diopter (a dial to correct the viewfinder for astigmatism, near- or farsightedness, and so on).'
'The LCD is bright enough to see in most settings and the default preview, the time an image is displayed after you take a shot, is just long enough to decide if you need to retake the picture or not.'