Originally Posted by quiltedsunshine

The difference is NG, which stands for "Next Generation." The "old" 570 and the NG 570 are both sold as QE or QEE (with embroidery). I wish Bernina wouldn't re-use their model numbers. It gets so confusing! The NG machines have a bigger throat space, use the Jumbo Bobbin, and have the built-in Dual Feed. The old 570 are smaller, use an oscillating hook and no dual feed. Both have the 9 mm stitch width.