Kingda Ka at Six Flags Great Adventure (Jackson, New Jersey) holds both records since 2005:
| Stat | Value |
|---|---|
| Height | 139 m (456 ft) |
| Speed | 206 km/h (128 mph) in 3.5 sec |
| Track length | 950 m (3,118 ft) |
| Ride time | 28 seconds |
| Type | Steel launched strata coaster (Intamin) |
| Launch | Hydraulic launch (20,800 hp) |
| Train | 4 cars × 4 riders = 18 per dispatch |
| Height restriction | 137 cm (54 in) |
Records refer to complete-circuit steel coasters. Ring Racer (Nürburgring) claimed 216 km/h but never operated reliably. Formula Rossa (Ferrari World Abu Dhabi) hits 240 km/h but is a launched shuttle coaster (not full circuit).