Turn 1: Sheares (Turn 1) A tight left-hander under the Benjamin Sheares Bridge, named for Singapore's second president, and a classic opening-lap contact point where both Ferraris were wiped out in 2017.
Turn 2: Turn 2 An unnamed right-hander, the middle of the opening left-right-left sequence.
Turn 3: Turn 3 A left-hander closing the opening sequence, where Norris ran too deep on the opening lap of 2025.
Turn 4: Turn 4 A fast, flowing kink on Republic Boulevard rather than a hard braking zone.
Turn 5: Turn 5 A right-hander where Nico Hulkenberg and Carlos Sainz collided on lap 1 of 2019.
Turn 6: Turn 6 A flat-out stretch on Raffles Boulevard, part of a DRS zone, leading to the fastest point of the lap.
Turn 7: Memorial (Turn 7) Named for the nearby Civilian War Memorial, the heaviest braking zone on the lap and a prime overtaking spot, where Lewis Hamilton crashed in the 2022 race.
Turn 8: Turn 8 A right-hander onto Stamford Road, where Romain Grosjean put George Russell into the wall in 2019.
Turn 9: Turn 9 A braking zone before the fast run past the Padang.
Turn 10: Singapore Sling (Turn 10) Once a chicane Lewis Hamilton called the worst corner in Formula 1, removed in 2013 and now a single left-hander; George Russell clipped its wall and lost a podium on the last lap of 2023.
Turn 11: Turn 11 A right-hander reprofiled in 2015 to kink left on entry, giving a slightly slower corner.
Turn 12: Turn 12 The fast left-hander over the historic Anderson Bridge, revised in 2015 to use the far side of the bridge.
Turn 13: Turn 13 The hairpin in front of the Fullerton Hotel, widened by a metre in 2015 to open an overtaking line.
Turn 14: Turn 14 A right-hander onto Raffles Avenue, reached after the Esplanade Bridge crossing that carries a DRS zone.
Turn 15: Turn 15 The start of the flat-out section built in the 2023 revision, running into a new straight on Raffles Avenue.
Turn 16: Turn 16 A heavy braking point at the end of the new 2023 straight, the corner that was Turn 20 before the old grandstand section was removed.
Turn 17: Turn 17 A left-hander taken close to the wall on exit to gain speed toward Turn 18.
Turn 18: Turn 18 A flat-out corner at around 180 km/h alongside the Singapore Flyer.
Turn 19: Turn 19 The final flat-out kink onto the pit straight, past the Singapore Flyer.