Highest g-force on a roller coaster

For the other records, click here.
The highest g-force which can be experienced on a roller coaster today is 6.3 g on Tower of Terror at Gold Reef City in South Africa.

Record table

Rank G-Force Name Park Location Manufacturer Record Held
1st 6.3 g Tower of Terror Gold Reef City
Johannesburg, Gauteng, South Africa
Various local companies September 2001 – present
2nd 5.9 g Shock Wave Six Flags Over Texas
Arlington, Texas, USA
Schwarzkopf 1978 – September 2001
3rd 5.5 g Desert Storm Castles N' Coasters
Phoenix, Arizona, USA
Hopkins N/A
4th 5.2 g Boomerang (Vekoma product) Various parks N/A Vekoma N/A
Olympia Looping N/A N/A Schwarzkopf N/A
7th 5 g Diving Machine G5 Janfusun Fancyworld
Koo-Kung Hsiang, Yunelin, Taiwan
Bolliger & Mabillard N/A
Invertigo Various parks N/A Vekoma N/A
Rock 'n' Roller Coaster Starring Aerosmith (Disney's Hollywood Studios) Disney's Hollywood Studios
Lake Buena Vista, Florida, USA
Vekoma N/A
Suspended Looping Coaster Suzhou Amusement Land
Suzhou, Jiangsu, China
Vekoma N/A
Typhoon Bobbejaanland
Lichtaart, Antwerp, Belgium
Gerstlauer N/A
Vortex Siam Park City
Bangkok, Bangkok, Thailand
Vekoma N/A
X Coaster Magic Springs & Crystal Falls
Hot Springs, Arkansas, USA
Maurer AG N/A
Xpress: Platform 13 Walibi Holland
Biddinghuizen, Flevoland, Netherlands
Vekoma N/A
* 5 g Rock 'n' Roller Coaster Starring Aerosmith (Walt Disney Studios Park) Walt Disney Studios Park
Marne la Vallée, Île-de-France, France
Vekoma N/A

Notes

Tower of Terror, which exerts more force on its riders than any other operating roller coaster.

Moonsault Scramble exerted a maximum g-force of 6.5 g on its riders. It operated from 1983 to 2000. Many other defunct roller coasters would appear on this list, however their maximum g-force was never measured or calculated.

Rankings