Based on data from 17 vehicles, 667 fuel-ups and 98,754 miles of driving, the 2017 Triumph Bonneville T120 gets a combined Avg MPG of 50.65 with a 0.57 MPG margin of error.

Any Engine Type Any Body Style

Below you can see a distribution of the fuel-ups with 2 outliers (0.30%) removed.

Following shows the average MPG of each of the 17 vehicles in the system.

• Bonneville

  2017 Triumph Bonneville T120
  Added Feb 2017 • 85 Fuel-ups

  Property of Xavibcn

• 46.7 Avg MPG

• b) Bonneville

  2017 Triumph Bonneville T120
  Added Dec 2023 • 3 Fuel-ups

  Property of pedorro

• 51.4 Avg MPG

• Bonnie

  2017 Triumph Bonneville T120
  Added Apr 2018 • 41 Fuel-ups

  Property of rbegnoche

• 54.7 Avg MPG

• 2017 Triumph Bonneville T120

  2017 Triumph Bonneville T120
  Added May 2020 • 21 Fuel-ups

  Property of jahorsle

• 55.3 Avg MPG

• 2017 Triumph Bonneville T120

  2017 Triumph Bonneville T120
  Added Jun 2018 • 18 Fuel-ups

  Property of coalminer

• 50.5 Avg MPG

• Triumph Bonneville

  2017 Triumph Bonneville T120
  Added Aug 2020 • 61 Fuel-ups

  Property of donjohnson8

• 57.6 Avg MPG

• Bonnie

  2017 Triumph Bonneville T120
  Added Feb 2019 • 10 Fuel-ups

  Property of ibmiked

• 50.6 Avg MPG

• T120

  2017 Triumph Bonneville T120
  Added Feb 2017 • 85 Fuel-ups

  Property of ms820

• 52.8 Avg MPG

• Bonnie

  2017 Triumph Bonneville T120
  Added Dec 2018 • 37 Fuel-ups

  Property of roguebird

• 48.9 Avg MPG

• Bonneville

  2017 Triumph Bonneville T120
  Added Dec 2017 • 7 Fuel-ups

  Property of Peheca

• 51.0 Avg MPG

• 2017 T120

  2017 Triumph Bonneville T120
  Added Feb 2017 • 52 Fuel-ups

  Property of SiDziner

• 54.2 Avg MPG

• My Triumph T120

  2017 Triumph Bonneville T120
  Added Aug 2017 • 31 Fuel-ups

  Property of CMan

• 44.9 Avg MPG

• Vera

  2017 Triumph Bonneville T120
  Added Jul 2017 • 25 Fuel-ups

  Property of Serenity99

• 41.3 Avg MPG

• 2017 Bonneville T120

  2017 Triumph Bonneville T120
  Added Aug 2016 • 89 Fuel-ups

  Property of keith0718

• 45.3 Avg MPG

• Bonnie (Old Data)

  2017 Triumph Bonneville T120
  Added Apr 2018 • 16 Fuel-ups

  Property of rbegnoche

• 53.7 Avg MPG

• Blackberry

  2017 Triumph Bonneville T120
  Added Jan 2017 • 108 Fuel-ups

  Property of lanslide

• 53.4 Avg MPG

• 2017 Bonneville: Domino

  2017 Triumph Bonneville T120
  Added Apr 2017 • 9 Fuel-ups

  Property of scottyamen

• 49.6 Avg MPG