Based on data from 19 vehicles, 771 fuel-ups and 208,236 miles of driving, the 2020 Suzuki Swift gets a combined Avg MPG of 36.07 with a 0.66 MPG margin of error.

Any Engine Type 1.2L L4 GAS (12) 1.4L L4 GAS (4) GAS (1) Any Body Style Hatchback (11) Any Submodel Boosterjet Sport (4) GLX (5) GLS (7) Other (3)

Below you can see a distribution of the fuel-ups with 22 outliers (2.77%) removed.

Following shows the average MPG of each of the 19 vehicles in the system.

• My Swift

  2020 Suzuki Swift Boosterjet Sport 1.4L L4 GAS Manual 5 Speed
  Added Nov 2025 • 78 Fuel-ups

  Property of Lenjames

• 32.1 Avg MPG

• Ghost

  2020 Suzuki Swift Boosterjet Sport 1,4L L4 GAS Automatic 6 Speed
  Added Oct 2023 • 63 Fuel-ups

  Property of NormGetSwifty

• 29.5 Avg MPG

• Swift

  2020 Suzuki Swift GL Navigator With Safety
  Added Apr 2020 • 158 Fuel-ups

  Property of armod

• 42.9 Avg MPG

• Swift

  2020 Suzuki Swift GLS 1,2L L4 GAS Manual 5 Speed Hatchback
  Added Aug 2023 • 25 Fuel-ups

  Property of zebraland

• 36.7 Avg MPG

• My New Swift

  2020 Suzuki Swift 1.2 GL MT GAS
  Added Jul 2020 • 96 Fuel-ups

  Property of R1ch4rd

• 35.9 Avg MPG

• Törpilla

  2020 Suzuki Swift GLX 1,2L L4 GAS Manual 5 Speed Hatchback
  Added Apr 2024 • 37 Fuel-ups

  Property of Zettisch

• 42.2 Avg MPG

• Suzuki Swift

  2020 Suzuki Swift GLS 1,2L L4 GAS Manual 5 Speed Hatchback
  Added Apr 2025 • 13 Fuel-ups

  Property of Buks_Burger

• 46.5 Avg MPG

• AthenaThe1.2Bru

  2020 Suzuki Swift GLX 1.2L L4 GAS Manual 5 Speed
  Added May 2025 • 21 Fuel-ups

  Property of Athenatheswift

• 36.1 Avg MPG

• My Swift

  2020 Suzuki Swift GLS 1.2L L4 GAS Automatic CVT
  Added Mar 2024 • 10 Fuel-ups

  Property of JAG212

• 27.3 Avg MPG

• Swift Sport

  2020 Suzuki Swift Boosterjet Sport 1.4L L4 GAS Automatic 6 Speed Hatchback
  Added Sep 2021 • 159 Fuel-ups

  Property of quetzasau

• 31.3 Avg MPG

• Törpilla

  2020 Suzuki Swift GLX 1,2L L4 GAS Manual 5 Speed Hatchback
  Added Mar 2022 • 28 Fuel-ups

  Property of arnyekzz

• 42.5 Avg MPG

• Danielle’s Swift

  2020 Suzuki Swift GLS 1.2L L4 GAS Manual 5 Speed
  Added Feb 2024 • 8 Fuel-ups

  Property of Danielle_Oli4

• 38.5 Avg MPG

• Swift

  2020 Suzuki Swift GLX 1,2L L4 GAS Manual 5 Speed Hatchback
  Added Feb 2020 • 82 Fuel-ups

  Property of bradleylanning

• 39.1 Avg MPG

• Suzuki Swift

  2020 Suzuki Swift GLS 1,2L L4 GAS Manual 5 Speed Hatchback
  Added Apr 2022 • 60 Fuel-ups

  Property of GenoDK

• 48.6 Avg MPG

• My Swift

  2020 Suzuki Swift GLX 1.2L L4 GAS Manual 5 Speed
  Added Sep 2022 • 12 Fuel-ups

  Property of invictorolmos

• 64.6 Avg MPG

• Swift

  2020 Suzuki Swift GLS 1.2L L4 GAS Manual 5 Speed Hatchback
  Added Aug 2022 • 21 Fuel-ups

  Property of adityabhatt25

• 42.6 Avg MPG

• Kirsty’s Swift

  2020 Suzuki Swift GLS 1.2L L4 GAS Automatic CVT
  Added Jan 2021 • 8 Fuel-ups

  Property of MatthewGrantAU

• 38.0 Avg MPG

• Swift Sport

  2020 Suzuki Swift Boosterjet Sport 1.4L L4 GAS Hatchback
  Added Dec 2020 • 6 Fuel-ups

  Property of beatreality

• 30.1 Avg MPG

• My Swift

  2020 Suzuki Swift ZXI+
  Added Jan 2021 • 4 Fuel-ups

  Property of Ishan9

• 40.8 Avg MPG