Grand Ballroom at Hyatt Regency Chicago
Grand Ballroom is 47.5 x 47.5 m (156 x 156 ft), 2,256 m² (24,287 sq ft), with a 3.1 m (10 ft) ceiling.
Open in 3D previzPlan view
LED wall that fits
Under a 3.1 m ceiling with 1.5 m trim and 0.3 m clearance you get 2 rows of 500 mm tile flown, which is tight; ground-stack or go lower on trim. Along the 47.5 m wall a Absen A2 Pro wall runs 76 x 2 (12768 x 336 px, 1,520 kg, 28.1 kW).
| Panel | Pitch | Wall (cols x rows) | Size | Resolution | Weight | Power (max) |
|---|---|---|---|---|---|---|
| 9thPanel DW1.9 S Pro | 1.875 mm | 63 x 3 = 189 | 37.8 x 1 m | 20160 x 540 | 907 kg / 2,000 lb | 48 kW, 231 A @ 208 V |
| Absen A2 Pro | 2.97 mm | 76 x 2 = 152 | 38 x 1 m | 12768 x 336 | 1,520 kg / 3,351 lb | 28.1 kW, 135 A @ 208 V |
| Absen A3 Pro | 3.9 mm | 76 x 2 = 152 | 38 x 1 m | 9728 x 256 | 1,444 kg / 3,183 lb | 24.3 kW, 117 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 holds about 4,827 theater seats, 1,974 banquet seats at rounds of 10, or 1,357 classroom seats. Back row in theater is roughly 40.5 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.
Other rooms at Hyatt Regency Chicago
- Riverside Exhibit Hall80.7 x 80.7 m (265 x 265 ft) · 3.1 m ceiling
- Regency Ballroom39.2 x 39.2 m (129 x 129 ft) · 3.1 m ceiling
- Crystal Ballroom30.3 x 30.3 m (99 x 99 ft) · 3.1 m ceiling
- Plaza Ballroom15.7 x 15.7 m (52 x 52 ft) · 3.1 m ceiling
Published dimensions (source), fetched 2026-09-05. All rooms at Hyatt Regency Chicago · Venues in Chicago