I've heard some folks lament that the K10D is much bigger than the K100D. Obviously how a camera's size, weight and balance "feels" in your hand is a personal matter, and that's why it's so important to spend time handling an slr before buying it. Yes, the K10D body is approximately 3/8" wider and 3/8" taller than the K100D. However, most people who have held it will likely comment that it has a compact yet solid feel to it. And, even with the battery grip it still feels lighter and more manageable than other high-end slrs I have owned. I've added two photos at the end of this post that compare the K10D (with battery grip) next to my EOS 1D-MkII. Of course, these two cameras are targeted to two entirely different shooters. However, I think one perspective in viewing the K10D is not to immediately compare how much bigger it is versus an entry-level type of body (K100D), but how much smaller it is versus higher performance and more expensive bodies that offer advanced features including weather sealing.
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