Will a king mattress (76"×80"×12") (193x191x36 cm) fit in a room?
Expert analysis
A king mattress (76"×80"×12") measuring 76 in × 75 in × 14 in fits in a room, with about 6 ft 8 in to spare at the tightest point.
A king mattress (76"×80"×12") measuring 76 in × 75 in × 14 in fits in a room, with about 6 ft 8 in to spare at the tightest point.
Your king mattress (76"×80"×12") will fit in the room, with comfortable walkway space around it.
Handling: Position the item in the room using the orientation that maximizes walkway clearance.
| Axis-aligned check (before rotation) | ||||||
| WIDTH | 6 ft 4 in | ≤ | 13 ft | +6 ft 8 in | (+51.3%) | |
| DEPTH | 6 ft 3 in | ≤ | 13 ft 10 in | +7 ft 6.5 in | (+54.7%) | |
| HEIGHT | 14 in | ≤ | 8 ft | +6 ft 10 in | (+85.4%) | |
| Orientation | Min walkway | Strategy | Result |
|---|---|---|---|
| 0° (as-is), short wall | 3.33 ft | centered | ✓ |
| ✓ chosen0° (as-is), short wall | 6.67 ft | wall_left | ✓ |
| 0° (as-is), short wall | 6.67 ft | wall_right | ✓ |
| 0° (as-is), short wall | 3.33 ft | floating | ✓ |
| 0° (as-is), long wall | 3.73 ft | centered | ✓ |
| 0° (as-is), long wall | 6.75 ft | wall_left | ✓ |
| 0° (as-is), long wall | 6.75 ft | wall_right | ✓ |
| 0° (as-is), long wall | 3.37 ft | floating | ✓ |
| 90° rotated, short wall | 3.37 ft | centered | ✓ |
| 90° rotated, short wall | 6.75 ft | wall_left | ✓ |
| 90° rotated, short wall | 6.75 ft | wall_right | ✓ |
| 90° rotated, short wall | 3.37 ft | floating | ✓ |
| 90° rotated, long wall | 3.77 ft | centered | ✓ |
| 90° rotated, long wall | 6.67 ft | wall_left | ✓ |
| 90° rotated, long wall | 6.67 ft | wall_right | ✓ |
| 90° rotated, long wall | 3.33 ft | floating | ✓ |
| 1° diagonal | 3.28 ft | centered | ✓ |
Margins shown are calculated; allow ±¼ in for tape-measure precision.
A room is a 2D footprint — width and depth matter for placement, plus the walkway gap left between the item and walls or other obstacles.
Walkway thresholds use standard ergonomic minimums; a confident mover may negotiate gaps tighter than the recommended tier.
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