California king and standard king beds are often assumed to be the same — they're not. The difference is small on paper but can matter a lot depending on your room shape and how tall you are.
The Actual Size Difference
- Standard King: 76 inches wide x 80 inches long
- California King: 72 inches wide x 84 inches long
A California king is narrower but longer — four extra inches of length, four fewer inches of width, compared to a standard king.
Which One Should You Choose?
- Choose California King if: you or your partner are taller than 6 feet, or your bedroom is narrower but longer in shape
- Choose Standard King if: you want maximum shoulder-to-shoulder width, or your room is more square-shaped
- Consider sheet availability: standard king sheets are more widely available and often less expensive than California king sheets, which can be a real ongoing cost difference
Room Size Considerations
Both sizes need roughly the same total floor space, but the shape of the footprint differs slightly. Measure your room and leave at least 24–30 inches of clearance around the bed on walking sides for comfortable movement.
Shop King and California King Beds at J Design Gallery
See our full range of king and California king bed frames online — nationwide shipping starts at $199, calculated automatically at checkout. Want it delivered and set up in your home? Add White Glove Delivery at checkout. Local to the Bay Area? Visit our Pleasanton or Milpitas showroom in person.