Model year 2018 · Minicompact Cars, Two Seaters

2018 Porsche 911: recalls, fuel economy and safety ratings

EPA rates the 2018 Porsche 911 at 16–25 mpg combined across 41 versions. NHTSA lists 2 safety recalls and 2 owner complaints for this model year.

Safety recalls

EPA combined mpg

16–25

NHTSA overall rating

—

Recall file dated Oct 28, 2026 · EPA file dated Sep 29, 2026 · updated Oct 28, 2026, 7:36 AM EDT

NHTSA lists this vehicle as 911 GT2 RS, 911 GT3.

Check your own car: enter your 17-character VIN at nhtsa.gov/recalls to see open recalls for that exact vehicle, and contact a Porsche dealer to schedule the repair — safety recall repairs are free. The list below covers the whole model year, so not every recall applies to every car.

2018 Porsche 911 recalls

NHTSA's recall file lists 2 safety recalls for the 2018 Porsche 911, newest first.

Child seat and 1 more component

NHTSA 19V875000 Reported Dec 11, 2019

Filed by: Porsche Cars North America, Inc. (manufacturer recall no. AKC0)
Components: Child seat; Equipment: Other: Owners/service/other manual
Units affected: 15,501 (estimate)
Problem: Porsche Cars North America, Inc. (Porsche) is recalling certain 2014 Cayman and Cayman S, 2014-2016 911 GT3, 2016 911 GT3 RS and 911 R, 2018 911 GT3 and 911 GT2 RS and 2019 911 GT3 RS, 911 GT3, and 911 GT2 RS vehicles. The Child Restraint System (CRS) instructions within the Owner's Manual may not provide enough specificity for proper installation. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 225, "Child Restraint Anchorage Systems."
Risk: Improper CRS installation increases the risk of an injury to the occupant in the event of a crash.
Remedy: Porsche will notify owners, and dealers will provide a an Owner's Manual supplement with proper CRS installation instructions, free of charge. The recall began February 7, 2020. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AKC0.

Full recall record on nhtsa.gov

Air bags

NHTSA 19V179000 Reported Mar 6, 2019

Filed by: Porsche Cars North America, Inc. (manufacturer recall no. AKA4)
Units affected: 417 (estimate)
Problem: Porsche Cars North America, Inc. (Porsche) is recalling certain 2018 718 Boxster, Boxster S and Boxster GTS, 718 Cayman, Cayman S and Cayman GTS, 911 Carrera, Carrera T, Targa 4 GTS, Carrera 4, Carrera S, Carrera 4S, Carrera GTS, Carrera 4 GTS, Carrera Cabriolet, Carrera S Cabriolet, Carrera 4S Cabriolet, Carrera GTS Cabriolet, Carrera 4 GTS Cabriolet, Targa 4, Targa 4S, Turbo, Turbo S, Turbo S Exclusive Series, Turbo Cabriolet, Turbo S Cabriolet and GT3 vehicles. The side air bag impact sensors may not have been properly tightened to the vehicle.
Risk: In the event of a crash, the air bags may not deploy, increasing the risk of injury.
Remedy: Porsche will notify owners, and dealers will tighten the air bag sensors, as necessary, free of charge. The recall began May 17, 2019. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AKA4.

Full recall record on nhtsa.gov

Recall summaries are written by NHTSA from manufacturers' defect reports. Dates are when NHTSA received the report.

2018 Porsche 911 fuel economy by version

EPA city/highway/combined estimates for each engine, transmission and drive combination. Annual fuel cost is EPA's estimate for 15,000 miles a year (55% city, 45% highway) at EPA's current fuel-price assumptions; your cost will vary.

2018 Porsche 911 EPA fuel economy
Version	Engine	Transmission	Drive	Fuel	City/Hwy/Comb	Fuel cost/yr	CO2 g/mi
911 Carrera	3.0L 6-cyl turbo	Manual 7-spd	Rear-Wheel Drive	Premium	20/29/23 mpg	$3,550	382
911 Carrera	3.0L 6-cyl turbo	Automatic 7-speed	Rear-Wheel Drive	Premium	22/30/25 mpg	$3,300	355
911 Carrera 4	3.0L 6-cyl turbo	Manual 7-spd	4-Wheel Drive	Premium	20/28/23 mpg	$3,550	389
911 Carrera 4	3.0L 6-cyl turbo	Automatic 7-speed	4-Wheel Drive	Premium	22/28/24 mpg	$3,400	362
911 Carrera 4 Cabriolet	3.0L 6-cyl turbo	Automatic 7-speed	4-Wheel Drive	Premium	21/28/24 mpg	$3,400	370
911 Carrera 4 Cabriolet	3.0L 6-cyl turbo	Manual 7-spd	4-Wheel Drive	Premium	19/28/22 mpg	$3,750	395
911 Carrera 4 GTS	3.0L 6-cyl turbo	Manual 7-spd	4-Wheel Drive	Premium	18/26/21 mpg	$3,900	414
911 Carrera 4 GTS	3.0L 6-cyl turbo	Automatic 7-speed	4-Wheel Drive	Premium	20/26/22 mpg	$3,750	400
911 Carrera 4 GTS Cabriolet	3.0L 6-cyl turbo	Manual 7-spd	4-Wheel Drive	Premium	18/26/21 mpg	$3,900	419
911 Carrera 4 GTS Cabriolet	3.0L 6-cyl turbo	Automatic 7-speed	4-Wheel Drive	Premium	20/25/22 mpg	$3,750	402
911 Carrera 4S	3.0L 6-cyl turbo	Manual 7-spd	4-Wheel Drive	Premium	20/28/23 mpg	$3,550	392
911 Carrera 4S	3.0L 6-cyl turbo	Automatic 7-speed	4-Wheel Drive	Premium	21/28/24 mpg	$3,400	373
911 Carrera 4S Cabriolet	3.0L 6-cyl turbo	Automatic 7-speed	4-Wheel Drive	Premium	21/28/24 mpg	$3,400	371
911 Carrera 4S Cabriolet	3.0L 6-cyl turbo	Manual 7-spd	4-Wheel Drive	Premium	19/28/22 mpg	$3,750	396
911 Carrera Cabriolet	3.0L 6-cyl turbo	Manual 7-spd	Rear-Wheel Drive	Premium	20/29/23 mpg	$3,550	388
911 Carrera Cabriolet	3.0L 6-cyl turbo	Automatic 7-speed	Rear-Wheel Drive	Premium	22/28/24 mpg	$3,400	365
911 Carrera GTS	3.0L 6-cyl turbo	Manual 7-spd	Rear-Wheel Drive	Premium	18/26/21 mpg	$3,900	418
911 Carrera GTS	3.0L 6-cyl turbo	Automatic 7-speed	Rear-Wheel Drive	Premium	20/26/23 mpg	$3,550	391
911 Carrera GTS Cabriolet	3.0L 6-cyl turbo	Manual 7-spd	Rear-Wheel Drive	Premium	18/26/21 mpg	$3,900	415
911 Carrera GTS Cabriolet	3.0L 6-cyl turbo	Automatic 7-speed	Rear-Wheel Drive	Premium	20/26/22 mpg	$3,750	400
911 Carrera S	3.0L 6-cyl turbo	Manual 7-spd	Rear-Wheel Drive	Premium	20/29/23 mpg	$3,550	389
911 Carrera S	3.0L 6-cyl turbo	Automatic 7-speed	Rear-Wheel Drive	Premium	22/28/24 mpg	$3,400	363
911 Carrera S Cabriolet	3.0L 6-cyl turbo	Manual 7-spd	Rear-Wheel Drive	Premium	20/28/23 mpg	$3,550	391
911 Carrera S Cabriolet	3.0L 6-cyl turbo	Automatic 7-speed	Rear-Wheel Drive	Premium	22/28/24 mpg	$3,400	367
911 Carrera T	3.0L 6-cyl turbo	Manual 7-spd	Rear-Wheel Drive	Premium	16/25/19 mpg	$4,350	461
911 Carrera T	3.0L 6-cyl turbo	Automatic 7-speed	Rear-Wheel Drive	Premium	20/26/22 mpg	$3,750	399
911 GT2 RS	3.8L 6-cyl turbo	Automatic 7-speed	Rear-Wheel Drive	Premium	15/21/17 mpg	$4,850	507
911 GT3	4.0L 6-cyl	Automatic 7-speed	Rear-Wheel Drive	Premium	15/20/17 mpg	$4,850	522
911 GT3	4.0L 6-cyl	Manual 6-spd	Rear-Wheel Drive	Premium	13/21/16 mpg	$5,150	566
911 GT3 Touring	4.0L 6-cyl	Manual 6-spd	Rear-Wheel Drive	Premium	14/21/17 mpg	$4,850	538
911 Targa 4	3.0L 6-cyl turbo	Automatic 7-speed	4-Wheel Drive	Premium	22/28/24 mpg	$3,400	367
911 Targa 4	3.0L 6-cyl turbo	Manual 7-spd	4-Wheel Drive	Premium	19/28/22 mpg	$3,750	395
911 Targa 4 GTS	3.0L 6-cyl turbo	Manual 7-spd	4-Wheel Drive	Premium	18/26/21 mpg	$3,900	428
911 Targa 4 GTS	3.0L 6-cyl turbo	Automatic 7-speed	4-Wheel Drive	Premium	20/26/22 mpg	$3,750	404
911 Targa 4S	3.0L 6-cyl turbo	Manual 7-spd	4-Wheel Drive	Premium	19/28/22 mpg	$3,750	396
911 Targa 4S	3.0L 6-cyl turbo	Automatic 7-speed	4-Wheel Drive	Premium	21/27/24 mpg	$3,400	376
911 Turbo	3.8L 6-cyl turbo	Automatic 7-speed	All-Wheel Drive	Premium	19/24/21 mpg	$3,900	428
911 Turbo Cabriolet	3.8L 6-cyl turbo	Automatic 7-speed	All-Wheel Drive	Premium	19/24/21 mpg	$3,900	430
911 Turbo S	3.8L 6-cyl turbo	Automatic 7-speed	All-Wheel Drive	Premium	19/24/21 mpg	$3,900	428
911 Turbo S Cabriolet	3.8L 6-cyl turbo	Automatic 7-speed	All-Wheel Drive	Premium	19/24/21 mpg	$3,900	430
911 Turbo S Exclusive	3.8L 6-cyl turbo	Automatic 7-speed	All-Wheel Drive	Premium	17/23/19 mpg	$4,350	459

Source: FuelEconomy.gov (U.S. DOE and EPA), file dated Sep 29, 2026. Each version links to its FuelEconomy.gov record.

EPA estimates come from standardized lab tests so cars can be compared fairly; real-world mileage depends on speed, weather, load, tires and driving style.

2018 Porsche 911 crash-test ratings

NHTSA 5-Star Safety Ratings for the tested versions. More stars mean a lower chance of serious injury in that type of crash. Rollover risk is NHTSA's estimated chance of rolling over in a single-vehicle crash.

2018 Porsche 911 NHTSA 5-Star Safety Ratings
Tested vehicle	Overall	Frontal	Side	Rollover	Rollover risk	Forward collision warning
2018 Porsche 911 Carrera 2 DR RWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 Carrera 4 2 DR AWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 Carrera 4 Cabriolet C AWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 Carrera 4 GTS 2 DR AWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 Carrera 4 GTS Cabriolet C AWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 Carrera 4S 2 DR AWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 Carrera 4S Cabriolet C AWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 Carrera Cabriolet C RWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 Carrera GTS 2 DR RWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 Carrera GTS Cabriolet C RWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 Carrera S 2 DR RWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 Carrera S Cabriolet C RWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 GT3 2 DR RWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 Targa 4 2 DR AWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 Targa 4 GTS 2 DR AWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 Targa 4S 2 DR AWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 Turbo 2 DR AWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 Turbo Cabriolet C AWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 Turbo S 2 DR AWD	Not rated	Not rated	Not rated	Not rated	—	No
2018 Porsche 911 Turbo S Cabriolet C AWD	Not rated	Not rated	Not rated	Not rated	—	No

Source: NHTSA 5-Star Safety Ratings (New Car Assessment Program), checked Oct 26, 2026.

Star ratings compare vehicles of similar size and weight; a frontal rating for a large pickup is not directly comparable with one for a small car.

2018 Porsche 911 owner complaints

Owners have filed 2 complaints with NHTSA about the 2018 Porsche 911, most recently on Oct 19, 2023. 0 mention a crash, 0 a fire, 0 injured people and 0 deaths. These are unverified reports; a complaint is not proof of a defect.

Most-cited components in 2018 Porsche 911 complaints
Component named in complaints	Mentions
Back over prevention: Sensing system: Camera	1
Electrical system: Ignition: Switch	1

Source: NHTSA consumer complaint files (complaints received since January 1, 2015). One complaint can name several components.

Had a safety problem with your vehicle? You can report it to NHTSA at nhtsa.gov/report-a-safety-problem.

Other Porsche 911 model years

Porsche 911 by model year
Year	Combined	Recalls	Complaints	Overall rating
2026 911	15–21 mpg	0	1	—
2025 911	16–21 mpg	2	2	—
2024 911	15–21 mpg	5	7	—
2023 911	16–21 mpg	8	3	—
2022 911	16–21 mpg	8	10	—
2021 911	17–21 mpg	8	6	—
2020 911	20 mpg	8	7	—
2019 911	16–25 mpg	3	2	—
2017 911	21–25 mpg	5	6	—
2016 911	16–23 mpg	3	2	—
2015 911	17–23 mpg	2	8	—

All Porsche 911 years compared · Decode a VIN

Other 2018 Porsche models

2018 Porsche Boxster 2018 Porsche Cayenne 2018 Porsche Cayman 2018 Porsche Macan 2018 Porsche Panamera

Sources

Recalls: NHTSA recall flat file (FLAT_RCL_POST_2010), dated Oct 28, 2026, plus a live check of api.nhtsa.gov in your browser.
Complaints: NHTSA consumer complaint flat files (COMPLAINTS_RECEIVED), counts only — we do not republish complaint text.
Crash tests: NHTSA 5-Star Safety Ratings API.
Fuel economy: FuelEconomy.gov vehicles file (U.S. DOE and EPA), dated Sep 29, 2026.
NHTSA, EPA and DOE do not endorse OpenVIN. Vehicle names identify vehicles only; OpenVIN is not affiliated with Porsche.