Grand Ballroom FGH at Hyatt Regency O'Hare Chicago
Grand Ballroom FGH is 40.8 x 18.6 m (134 x 61 ft), 759 m² (8,169 sq ft), with a 7 m (23 ft) ceiling.
Open in 3D previzPlan view
LED wall that fits
Under a 7 m ceiling with 1.5 m trim and 0.3 m clearance you get 10 rows of 500 mm tile flown. Along the 40.8 m wall a Absen A2 Pro wall runs 65 x 10 (10920 x 1680 px, 6,500 kg, 120.3 kW).
| Panel | Pitch | Wall (cols x rows) | Size | Resolution | Weight | Power (max) |
|---|---|---|---|---|---|---|
| 9thPanel DW1.9 S Pro | 1.875 mm | 54 x 15 = 810 | 32.4 x 5.1 m | 17280 x 2700 | 3,888 kg / 8,571 lb | 205.7 kW, 989 A @ 208 V |
| Absen A2 Pro | 2.97 mm | 65 x 10 = 650 | 32.5 x 5 m | 10920 x 1680 | 6,500 kg / 14,330 lb | 120.3 kW, 578 A @ 208 V |
| Absen A3 Pro | 3.9 mm | 65 x 10 = 650 | 32.5 x 5 m | 8320 x 1280 | 6,175 kg / 13,613 lb | 104 kW, 500 A @ 208 V |
Wall sizing assumes 1.5 m trim to the bottom edge, 0.3 m clearance under the ceiling, and a wall no wider than 80% of the longest wall. Weight and power are tile totals from the panel spec sheet; add processing, rigging, and cable.
Seating estimate
After a 12 x 7 m stage, Grand Ballroom FGH holds about 1,499 theater seats, 613 banquet seats at rounds of 10, or 421 classroom seats. Back row in theater is roughly 33.8 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.
Other rooms at Hyatt Regency O'Hare Chicago
- Grand Ballroom69.2 x 40.8 m (227 x 134 ft) · 7 m ceiling
- Grand ABCD46 x 56.1 m (151 x 184 ft) · 7 m ceiling
- Grand EFGH46 x 56.1 m (151 x 184 ft) · 7 m ceiling
- Grand ABCDE46 x 40.8 m (151 x 134 ft) · 7 m ceiling
- Grand DEFGH46 x 40.8 m (151 x 134 ft) · 7 m ceiling
- Rosemont Ballroom Complex37.4 x 37.4 m (123 x 123 ft) · 5.6 m ceiling
- International Ballroom40.2 x 25.3 m (132 x 83 ft) · 2.6 m ceiling
- Rosemont Ballroom36.2 x 24.7 m (119 x 81 ft) · 5.6 m ceiling
- Grand ABC40.8 x 18.6 m (134 x 61 ft) · 7.6 m ceiling
- Grand Ballroom Foyer27.3 x 27.3 m (90 x 90 ft) · 3.1 m ceiling
- Grand Ballroom AB22.7 x 22.7 m (74 x 74 ft) · 7 m ceiling
- Grand Ballroom BC22.7 x 22.7 m (74 x 74 ft) · 7 m ceiling
Published dimensions (source), fetched 2026-09-05. All rooms at Hyatt Regency O'Hare Chicago · Venues in Rosemont