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Grand Ballroom at San Antonio Marriott Rivercenter on the River Walk

Published dimensionsLargest room

Grand Ballroom is 79.2 x 48.8 m (260 x 160 ft), 3,865 m² (41,602 sq ft), with a 7.6 m (25 ft) ceiling.

Open in 3D previz

Plan view

79.2 m / 260 ft48.8 m / 160 ft grid 10 m

LED wall that fits

Under a 7.6 m ceiling with 1.5 m trim and 0.3 m clearance you get 11 rows of 500 mm tile flown. Along the 79.2 m wall a Absen PL2.5 Plus V2 wall runs 126 x 11 (25200 x 2200 px, 10,811 kg, 221.8 kW).

PanelPitchWall (cols x rows)SizeResolutionWeightPower (max)
Absen KLCOB 0.780.78 mm105 x 17 = 178563 x 5.7 m80640 x 73448,033 kg / 17,708 lb158 kW, 759 A @ 208 V
Absen PL2.5 Plus V22.5 mm126 x 11 = 138663 x 5.5 m25200 x 220010,811 kg / 23,833 lb221.8 kW, 1066 A @ 208 V
Absen PL3.9 Plus V23.9 mm126 x 11 = 138663 x 5.5 m16128 x 140810,811 kg / 23,833 lb194 kW, 933 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 8,402 theater seats, 3,437 banquet seats at rounds of 10, or 2,363 classroom seats. Back row in theater is roughly 72.2 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.

Other rooms at San Antonio Marriott Rivercenter on the River Walk

Published dimensions (source), fetched 2026-09-05. All rooms at San Antonio Marriott Rivercenter on the River Walk · Venues in San Antonio

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