Cal king bed frames are longer and not as wide so using a king mattress will cause sagging on the ends which will end up damaging the mattress.
													
																	California king mattress vs king size. 
									
	
		
	
																	Both california king and king size mattresses come in a variety of pocket depths. 
																	The height variance differs from each mattress model brand and manufacturer. 
																	A standard mattress depth runs 7 to 9 inches a deep pocket stretches 10 to 15 inches and an extra deep pocket. 
																	However if you do not have an adjustable frame a cal king bed frame needs a cal king mattress. 
															
													
									
	
		
	
																	If you want to live like a king it s important to sleep like one. 
																	California king vs king mattress ii. 
																	There is no standard height for a king size mattress or california king size mattress. 
																	A california king size bed or western king is narrower and longer than a standard a k a eastern king size bed though california king beds have become more common over time they are still rarer than standard king size beds. 
															
													
									
	
		
	
																	On the other hand if you have a room with regular dimensions and you appreciate your personal space while sleeping a standard king size would be the better call. 
																	Depending on your own needs and room size will determine which king bed is best for you. 
																	If you have a metal adjustable bed frame you should be able to use a cal king or eastern king mattress and in some cases a queen will even work. 
																	Pros cons iii. 
															
													
									
	
		
	
																	However if you calculate the total surface area of both beds a california aka western king measures 6 048 square inches while the standard king size mattress will measure 6 080. 
																	As long as your room is large enough the only consideration here is whether you have a wider room in which case a king would fit better or a narrower room in which case a california king would be more aesthetically pleasing. 
																	Both are grand in size but there is a difference between california king and king bed particularly in dimensions. 
																	In smaller rooms both cal king and king mattress can feel too large and make a small room feel cramped. 
															
													
									
	
		
	
																	Pros cons iv.