The mass of a roller coaster car (or train) at Six Flags varies significantly by coaster type, manufacturer, and capacity. There is no single figure—but here are realistic ranges.
| Coaster Type | Typical Car Mass (Empty) | Notes |
|---|---|---|
| B&M Hyper/Giga (e.g., Goliath, Fury 325) | 1,200–1,800 kg (2,600–4,000 lb) | 4-across, 2-row cars; steel box chassis |
| B&M Invert/Floorless (e.g., Batman, Medusa) | 1,000–1,500 kg (2,200–3,300 lb) | Below-track / floorless chassis |
| Intamin Mega/Strata (e.g., Millennium Force, Kingda Ka) | 1,500–2,500 kg (3,300–5,500 lb) | 2-across "rocket" cars; heavier restraints |
| RMC Hybrid (e.g., Twisted Colossus, Steel Vengeance) | 1,300–1,800 kg (2,900–4,000 lb) | IBox track, articulated trains |
| Premier / Sky Rocket II (e.g., Superman UF) | 800–1,200 kg (1,800–2,600 lb) | Compact LSM launch cars |
| Wooden (PTC, GCI, GG) | 800–1,400 kg (1,800–3,100 lb) | Articulated 3-bench cars (PTC) or Millennium Flyers |
| Family / Mine Train (Vekoma, Zamperla) | 400–800 kg (900–1,800 lb) | Smaller, lighter restraints |
Multiply by number of cars (typically 6–10) + riders (avg 75 kg / 165 lb each).
Proprietary. Request from Six Flags Safety/Engineering or the manufacturer (B&M, Intamin, RMC, etc.) for a specific ride. Maintenance manuals list "vehicle mass" and "max payload."