2015 Toyota Prius Plug-in Hybrid MPG and Fuel Economy

On this page, you will find a complete guide to the miles per gallon and fuel efficiency data for the 2015 Toyota Prius Plug-in Hybrid.

The 2015 Toyota Prius Plug-in Hybrid has a 18 kW AC Induction electric motor which is charged via standard charger.

All MPG estimates are "MPG equivalent". This is a conversion of electric energy consumption to a gasoline equivalent.

Whether you are considering a purchase of the car, or just wanting to find out how economical and environmentally friendly (or un-friendly) your 2015 Toyota Prius Plug-in Hybrid is, we have the information you need.

🛣 How Many Miles per Gallon (MPG) Does a 2015 Toyota Prius Plug-in Hybrid Get?

First off, the most commonly asked question. A 2015 Toyota Prius Plug-in Hybrid gets up to 51 miles per gallon in the city, and 49 miles per gallon on the highway.

The combined average MPG for the 2015 Toyota Prius Plug-in Hybrid is 50 miles per gallon.

💵 What is the Average Yearly Fuel Cost for a 2015 Toyota Prius Plug-in Hybrid?

The estimated fuel costs for the 2015 Toyota Prius Plug-in Hybrid is $1,250 per year.

That value has been estimated by government regulators based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.

If you were to compare a 2015 Toyota Prius Plug-in Hybrid to an average vehicle over 5 years, you will save $6,000 on fuel.

🛢 How Many Barrels of Petroleum Does a 2015 Toyota Prius Plug-in Hybrid Consume?

The 2015 Toyota Prius Plug-in Hybrid will consume roughly 4 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.

The majority of the world's petroleum is sourced from countries like Saudi Arabia, Russia, Iraq, and the United States.

💨 How Many Grams of CO2 Does a 2015 Toyota Prius Plug-in Hybrid Emit?

For every mile driven, the 2015 Toyota Prius Plug-in Hybrid will emit 133 grams of CO2, which is about 1,995,000 grams of CO2 per year.

🌳 To help you understand the impact of this, a normal tree will absorb around 21,000 grams of CO2 per year. This means that roughly 68 trees would be needed to offset emissions from the 2015 Toyota Prius Plug-in Hybrid.

Overview

The table below covers all of the miles per gallon, engine specifications, and emission details we have for the 2015 Toyota Prius Plug-in Hybrid.

City MPG51
Highway MPG49
Combined MPG50
Save/Spend vs Average CarSave $6,000
Fuel Cost$1,250
Fuel Type 1Regular Gas and Electricity
Fuel Type 2Electricity
Electric Motor18 kW AC Induction
ATV TypePlug-in Hybrid
Barrels of Petroleum4
Grams of CO21,995,000
Trees Needed to Offset95
DriveFront-Wheel Drive
Cylinders4
Displacement1.8
TransmissionAutomatic (variable gear ratios)
Vehicle ClassMidsize Cars
Start/Stop?Yes
Supercharged?No
Turbocharged?No

Related Toyota Models from 2015

If you're interested in other Toyota models from 2015, you can find them in the table below. You can click the model link to find miles per gallon and emission information for that model.

ModelCombined MPG
4Runner 2WD19
4Runner 4WD18
4Runner 4WD18
Avalon24
Avalon Hybrid40
Camry28
Camry25
Camry Hybrid LE40
Camry Hybrid XLE/SE39
Corolla32
Corolla30
Corolla31
Corolla31
Corolla LE Eco34
Corolla LE Eco33
Highlander 2WD22
Highlander 2WD21
Highlander AWD20
Highlander Hybrid AWD28
Highlander Hybrid AWD LE Plus28

Link To or Reference This Page

If you use this page in your research, please reference MPG Buddy as the source.

  • "2015 Toyota Prius Plug-in Hybrid MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/toyota/prius-plug-in-hybrid/2015.

  • "2015 Toyota Prius Plug-in Hybrid MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/toyota/prius-plug-in-hybrid/2015. Accessed January 3, 2026.

  • 2015 Toyota Prius Plug-in Hybrid MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/toyota/prius-plug-in-hybrid/2015.