42/100
1991Subcompact CarsRegular

1991 Mitsubishi Eclipse

EPA ID: 7650
21
City MPG
23
Combined MPG
23MPG· Average
28
Highway MPG

Fuel Economy Overview

The 1991 Mitsubishi Eclipse achieves an EPA-estimated 23 MPG in combined city and highway driving, with 21 MPG in the city and 28 MPG on the highway. Powered by a 1.8L 4-cylinder engine paired with a automatic 4-spd, this subcompact cars features Front-Wheel Drive drive.

In terms of environmental impact, the 1991 Eclipse produces approximately 386 grams of CO2 per mile. This figure is measured under standardized EPA test conditions and represents tailpipe emissions only. For context, the average new vehicle sold in the United States produces approximately 400 grams of CO2 per mile, meaning this Eclipse performs better than the national average in this regard.

The estimated annual fuel cost for this vehicle is $2,600, based on 15,000 miles of driving per year and current national average fuel prices. Compared to the average new vehicle, you would save $2,250 over a 5-year period. This calculation accounts for differences in fuel consumption efficiency and provides a practical measure of long-term ownership costs attributable to fuel economy.

Energy DNA

Vehicle ClassSubcompact Cars
Fuel TypeRegular
Engine1.8L 4-cyl
AspirationNaturally Aspirated
TransmissionAutomatic 4-spd
Drive TypeFront-Wheel Drive

Green Scorecard

CO2 Emissions386 g/mi
Start-Stop SystemNot Equipped
GHG Score-1/10
Smog RatingN/A
Est. Annual Cost$2,600
5-Year Cost DeltaSave $2,250

Personalized Commute CalculatorEPA defaults to 55% City / 45% Hwy

55% City45% Highway

Adjust the slider to match your daily driving habits. City driving involves stop-and-go traffic under 45mph, while highway driving represents sustained speeds over 55mph.

Your Real MPG
23.7
Impact vs EPA
$-64
/ year
💨

Aerodynamic Speed Penalty

EPA highway tests average roughly 48 mph. Driving at 75 mph increases aerodynamic drag exponentially. Expect your real-world highway fuel economy to drop by roughly 15-20% at interstate speeds.

5-Year Total Cost of Ownership

Estimated Monthly Cost
$528/mo
Includes estimated depreciation, fuel, insurance, and state fees over 5 years. Does not include loan interest.
15,000 mi
Value Depreciation
Est. value lost over 60 months
$12,500
39.4%
Fuel & Electricity
Based on National Average rates ($3.50/gal)
$11,413
36.0%
Estimated Insurance
Based on vehicle class risk profile
$7,375
23.3%
State Registration Fees
Based on National Average DMV base rates
$400
1.3%
Total 5-Year Cost$31,688

Recall Intelligence

Campaign #09E012000·2009-05-11
critical
Component: EXTERIOR LIGHTING

SABERSPORT IS RECALLING 16,270 COMBINATION CORNER AND BUMPER LAMP ASSEMBLIES OF VARIOUS PART NUMBERS SOLD FOR USE AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES. THESE HEADLAMPS FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, "LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT." THESE LAMPS DO NOT CONTAIN THE REQUIRED AMBER SIDE REFLECTORS.

Consequence & Remedy

Consequence: DECREASED LIGHTING VISIBILITY MAY RESULT IN A VEHICLE CRASH.

Remedy: SABERSPORT WILL NOTIFY OWNERS AND OFFER A FULL REFUND FOR THE NONCOMPLIANT COMBINATION LAMPS. THE SAFETY RECALL BEGAN ON MAY 11, 2009. OWNERS MAY CONTACT SABERSPORT AT 1-909-598-7589.

Campaign #06E065000·2006-07-31
critical
Component: EXTERIOR LIGHTING

CERTAIN AJ MOTORSPORT COMBINATION LAMPS SOLD AS REPLACEMENT LAMPS FOR USE ON THE ABOVE LISTED PASSENGER VEHICLES. COMBINATION LAMPS NOT EQUIPPED WITH AMBER SIDE REFLECTORS FAIL TO CONFORM WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT.

Consequence & Remedy

Consequence: LACK OF AMBER SIDE REFLECTORS IN THE LAMPS WILL DECREASE LIGHTING VISIBILITY TO OTHER DRIVERS AND MAY POSSIBLY RESULT IN A VEHICLE CRASH.

Remedy: AJ MOTORSPORT WILL NOTIFY OWNERS AND OFFER REIMBURSEMENT FOR THE LAMPS. THE RECALL BEGAN ON JULY 31, 2006. OWNERS MAY CONTACT AJ MOTORSPORT AT 626-618-2026.

Campaign #98V069001·1998-04-20
critical
Component: POWER TRAIN:AUTOMATIC TRANSMISSION

VEHICLE DESCRIPTION: PASSENGER VEHICLES. LOCKUP OF THE TRANSFER CASE CAN OCCUR DUE TO INSUFFICIENT LUBRICATION.

Consequence & Remedy

Consequence: THIS CONDITION CAN CAUSE A LOSS OF VEHICLE CONTROL, INCREASING THE RISK OF A CRASH.

Remedy: DEALERS WILL INSPECT THE VEHICLES FOR ADEQUACY OF THE TRANSFER CASE OIL VOLUME, TRANSFER CASE OIL LEAKAGE, AND OPERATIONAL DEGRADATION OF THE TRANSFER CASE MECHANISM. IF OIL VOLUME IS INSUFFICIENT, THE APPROPRIATE AMOUNT OF OIL WILL BE ADDED. IF THERE IS TRANSFER CASE OIL LEAKAGE, AFFECTED COMPONENTS WILL BE REPLACED. IF THE TRANSFER CASE SHOWS OPERATIONAL DEGRADATION, THE TRANSFER CASE WILL BE REPLACED.

Campaign #95V103004·1995-11-01
critical
Component: SEAT BELTS:FRONT:BUCKLE ASSEMBLY

THE FRONT SAFETY BELT BUCKLE RELEASE BUTTONS CAN BREAK. THESE RED PLASTIC RELEASE BUTTONS ARE MARKED "PRESS." IF A BUTTON BREAKS, PIECES CAN FALL INTO THE BUCKLE ASSEMBLY CAUSING THE BUCKLE TO OPERATE IMPROPERLY.

Consequence & Remedy

Consequence: THE SAFETY BELTS WOULD NOT PROVIDE ADEQUATE PROTECTION TO AN OCCUPANT IN A VEHICLE CRASH.

Remedy: OWNERS SHOULD PROMPTLY CHECK THE CONDITION AND OPERATION OF BOTH FRONT SAFETY BELT BUCKLES AND CAREFULLY INSPECT THE RED RELEASE BUTTON FOR ANY BREAKS OR CRACKS. THEY SHOULD ENSURE THAT BOTH BUCKLES ARE OPERATING PROPERLY BY INSERTING EACH LATCH PLATE INTO ITS BUCKLE, TUGGING ON THE BELT TO MAKE SURE THE LATCH IS SECURELY LOCKED, AND THEN PRESSING THE RELEASE BUTTON. THE LATCH PLATE SHOULD POP OUT OF THE BUCKLE WHEN THE BUTTON IS PRESSED. IF EITHER RELEASE BUTTON SHOWS A SIGN OF BREAKING OR CRACKING OR IF EITHER BUCKLE FAILS TO OPERATE PROPERLY, OWNERS SHOULD PROMPTLY CONTACT THEIR AUTHORIZED DEALER TO SCHEDULE AN APPOINTMENT TO HAVE THE BUCKLE REPLACED OR REPAIRED, FREE OF CHARGE. THE MANUFACTURER IS DEVELOPING A REMEDY DESIGNED TO PREVENT FAILURE OF THE BUTTONS THAT ARE NOT CURRENTLY BROKEN.

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Looking for comprehensive historical data?

NHTSA FARS (Fatal Crash History) and broader generational safety trends are aggregated at the model level rather than by specific engine configurations. View the complete historical data profile for all Mitsubishi Eclipse configurations.

View Model History

Similar 1991 Subcompact Cars Alternatives

Fuel Cost Analysis

Annual Fuel Cost$2,600
vs. Avg Vehicle (5 yrs)Save $2,250

Based on 15,000 miles/year and current fuel prices.

Efficiency Breakdown

City21 MPG
Highway28 MPG
Combined23 MPG

Estimated Lifetime Carbon Footprint

(Based on 200,000 miles driven)

77.3 metric tons CO₂
Equivalent To:
🌳 96 tree seedlings grown for 10 yrs
✈️ 6.4 cross-country flights/yr

Data Provenance

Data directly from the EPA National Vehicle and Fuel Emissions Laboratory. The combined rating is a weighted average (55% city, 45% highway). For official figures, visit fueleconomy.gov.