Fade	Atlantis	Dry Gulch	Gilbert	Myst
Memory occupation?	13.6M/~0	121M/~0	5.7M/~0	24M/~0	890k/~0 Flash player + 28M/0 main program
Genre	Text adventure with clickable images	FP view	Text adventure with static images	Lucasarts/Sierra	FP view
Maze?	-	?	?	?	?
7th Guest-type of puzzles?	-	?	?	-	+
Speech with undertitles?	(no speech)	+	(no speech)	+	-
Number of save slots	4, with date/place	6, just a pic	5	many	4?
In-game options (speaker volume etc)	-	-	-	+	It's Flash-based so it has very limited controls
In-game music	-	- (the same 2 tones)	-	+	Sometimes; ambient voice always
Authentication	-	Just once	PDA-based registration, also based on Handango token	In-game?	Just once
No. of images	~300 + 130 zoomed mages	A lot	?		A lot
No. of sound effects	109	A lot; all is spoken	? there are some	A lot	Almost always
Not hackable gfx/sound file format	-; can be freely browsed/hacked /overwritten	+	?	+	+ (haven't checked the Flash hackability)
Not readable text format	+	?	+	+	+
Native VGA support?	-	-	- (the text is indeed rendered in VGA, but the images not)	-	-; text in books is VGA
WM2003SE / VGA compliance?	+ (as of 1.09)	+	+	+ (1.07; previous versions didn't)	+