Standardized resolution
Improved color scheme
Improved terminal font
Beautiful /etc/issue artwork
Beneficial sound effects, for improved touch typing
Efficient, automatic shell chooser
Removal of networking, for security
Removal of window manager, for efficiency
Removal of ACPI features, for simplicity
Increased CPU usage
Increased ISO size
Known issues:
That said, i really wish Netsurf would polish the SDL variant more as it seems to be more forgiving to get going than trying to get it to agree with GTK...