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2018 BMW X3 Review: Reasonably Reliable Small Luxury SUV With High Ownership Costs

Rating: 4.72
Based on 66 Owner Reviews â–¶
Cathleen V | March 31, 2025
The 2018 BMW X3 marks the beginning of the model's third generation, offering a blend of luxury and practicality in a compact SUV body style. Available trims include the sDrive30i, xDrive30i, and the performance-oriented M40i. New pricing started in the low $40,000s and rose depending on trim and options. The X3 is popular for its sporty handling, premium interior, and advanced technology features making it a desirable choice for those seeking a refined driving experience.
The Good

The 2018 BMW X3 excels in performance, particularly the M40i, offering thrilling acceleration and sporty handling. Its comfortable and luxurious interior provides a refined experience. The X3's appealing design and available technology attract emotionally driven buyers, while its practicality, decent fuel efficiency (depending on engine), and available all-wheel drive appeal to more practical considerations.

The Bad

Some owners have reported issues with the iDrive system, including glitches and software malfunctions. The ride can be firm, especially with larger wheels and sport suspensions. Maintenance and repair costs can be higher compared to some competitors. Also, be aware of potential oil leaks, particularly in higher mileage examples. Check the electronics thoroughly before purchase.

2018 BMW X3: Quick Overview

  • Engine Options:
    • 2.0L Turbocharged Inline-4 (sDrive30i & xDrive30i): 248 hp, 258 lb-ft of torque
    • 3.0L Turbocharged Inline-6 (M40i): 355 hp, 369 lb-ft of torque

  • Horsepower:
    • sDrive30i/xDrive30i: 248 hp
    • M40i: 355 hp

  • Fuel Economy (EPA Estimated):
    • sDrive30i: 23 mpg city / 30 mpg highway
    • xDrive30i: 22 mpg city / 29 mpg highway
    • M40i: 20 mpg city / 27 mpg highway

  • 0-60 Times:
    • sDrive30i/xDrive30i: Approximately 6.0 - 6.3 seconds
    • M40i: Approximately 4.6 - 4.8 seconds

  • Towing Capacity:
    • All trims: Up to 4,400 lbs (when properly equipped)

  • Trim-Level Features:
    • sDrive30i (RWD): Standard features include power front seats, automatic climate control, a rearview camera, BMW's iDrive infotainment system with a 6.5-inch display, and simulated leather upholstery.
    • xDrive30i (AWD): Adds all-wheel drive.
    • M40i (AWD): Upgrades include a more powerful engine, sport suspension, M Sport brakes, aerodynamic body kit, variable sport steering, and unique interior trim. Also features a larger 10.25-inch iDrive screen.
    • Optional Packages: Premium Package (panoramic sunroof, keyless entry, lumbar support), Convenience Package (universal garage door opener, ambient lighting), Technology Package (navigation system, head-up display), Driver Assistance Package (blind spot monitoring, lane departure warning).

2018 BMW X3 Specifications

Vehicle Information
Year 2018
Make BMW
Model X3
Trim -
Style All-Wheel Drive
Type Sport Utility Vehicle
Category Small Sport Utility Vehicle
Manufacturing Details
Made In United States
Manufacturing City GREER
Dimensions
Doors 4-Door
Curb Weight 1940.01 kg
Gross Vehicle Weight Rating 2721.55 kg
Overall Height 167.64 cm
Overall Length 472.69 cm
Overall Width 189.74 cm
Wheelbase Length 286.51 cm
Standard Seating 5
Engine & Performance
Engine 3.0-L I6
Engine Size 3L
Engine Cylinders 6
Transmission 8-Speed Automatic
Transmission Type Automatic
Transmission Speeds 8-Speed
Drivetrain All-Wheel Drive
Additional Features
Anti-Brake System 4-Wheel ABS
Steering Type Rack & Pinion
Pricing
Manufacturer Suggested Retail Price (MSRP) $54,300 USD
Invoice Price $51,000 USD
Delivery Charges $995 USD

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Analysis

What Problems Does the 2018 BMW X3 Have?

The 2018 BMW X3, while generally reliable, has some frequently reported problems. Some owners have noted issues with the electronic systems, particularly the iDrive infotainment system, experiencing glitches, freezing, or slow response times. Another common concern involves the climate control system, with some reports of inconsistent heating or cooling. Oil leaks, particularly from the valve cover gasket or oil filter housing, are also something to watch out for, especially in higher mileage vehicles.

Regarding recalls, it's important to check the National Highway Traffic Safety Administration (NHTSA) website for any specific recalls related to the VIN of the vehicle in question. Recalls can vary and might address issues related to safety systems, airbags, or other critical components.

Long-term reliability concerns often revolve around the typical maintenance requirements of a European luxury vehicle. Expect higher costs for parts and labor compared to domestic or Asian brands. The complexity of the vehicle's systems means that regular maintenance and preventative care are crucial to avoid costly repairs down the line. Issues such as failing sensors, worn suspension components, and drivetrain maintenance should be anticipated over time.

How long will the 2018 BMW X3 last?

With diligent maintenance, a 2018 BMW X3 can easily achieve 150,000 to 200,000 miles or 10-15 years of service. Regular oil changes (every 5,000-7,500 miles with synthetic oil), timely fluid replacements (transmission, coolant, brake fluid), and addressing minor issues promptly are crucial.

Long-term weaknesses can include suspension component wear (struts, control arms), potential for oil leaks as seals age, and the gradual degradation of electronic components. The plastic cooling system components can also become brittle over time. Preventative maintenance targeting these areas can significantly extend the vehicle's lifespan.

What Technology & Safety Features are Included?

The 2018 BMW X3 boasts a range of impressive tech, entertainment, driver-assistance, and safety features. Standard tech includes BMW's iDrive infotainment system with a 6.5-inch display, Bluetooth connectivity, a rearview camera, and USB ports. Higher trims and optional packages add a larger 10.25-inch touchscreen, navigation, Apple CarPlay compatibility, and a Harman Kardon surround-sound system.

Driver-assistance features include standard features like stability control and anti-lock brakes. Optional features available include blind-spot monitoring, lane departure warning, forward collision warning with automatic emergency braking, adaptive cruise control, and parking assist. These systems enhance safety and driver convenience.

Safety features include a comprehensive airbag system, including front, side, and curtain airbags. The X3 also features active headrests and tire pressure monitoring.

Crash-test ratings for the 2018 BMW X3 are generally excellent. The Insurance Institute for Highway Safety (IIHS) awarded the 2018 X3 a “Top Safety Pick+” rating, indicating its strong performance in various crash tests. The National Highway Traffic Safety Administration (NHTSA) also gave the X3 a 5-star overall safety rating. It's always recommended to consult both the IIHS and NHTSA websites for the most up-to-date and detailed crash test results.

What Colors Options are Available?

Exterior Colors
Alpine White
Jet Black
Black Sapphire Metallic
Glacier Silver Metallic
Mineral White Metallic
Mediterranean Blue Metallic
Sunstone Metallic
Terra Brown Metallic
Melbourne Red Metallic
Interior Colors
Cognac Vernasca Leather
Black Vernasca Leather
Oyster Vernasca Leather
Mocha Vernasca Leather
Black Nevada Leather
Beige Nevada Leather
Coral Red Nevada Leather
Saddle Brown Nevada Leather
Aluminum Rhombicle Trim
Fineline Cove Matte Finish Wood Trim
Carbon Fiber Trim

2018 BMW X3 Prices and Market Value

When new, the 2018 BMW X3 had a starting MSRP in the low $40,000s, with the M40i trim reaching into the mid-$50,000s with options. Current used market prices range from approximately $20,000 to $35,000, depending on condition, mileage, and trim.

The X3 experiences moderate depreciation, typical for a luxury SUV. Factors affecting resale value include mileage, condition (interior and exterior), service history, and the presence of desirable options. M40i models tend to hold their value better due to their increased performance and desirability. A clean Carfax report and documented maintenance are essential for maximizing resale value.

2018 BMW X3 Cost of Ownership

The 2018 BMW X3 is generally considered moderately costly to own. Insurance premiums are higher than average due to its luxury status and repair costs. Fuel costs vary depending on the engine, with the M40i being less fuel-efficient. Maintenance, including scheduled servicing and repairs, is more expensive than non-luxury brands. Expect higher costs for parts and specialized labor. Long-term ownership requires budgeting for potential repairs associated with German luxury vehicles.

2018 BMW X3 Fuel Efficiency

Fuel Type Gasoline
Fuel Capacity 39.39 liters
City Mileage 4.97 km/l
Highway Mileage 3.66 km/l

2018 BMW X3 Safety Rating

2018 BMW X3 Warranty

Basic
Original warranty 48 months / 50,000 miles
Estimated remaining Expired
Powertrain
Original warranty 48 months / 50,000 miles
Estimated remaining Expired
Rust
Original warranty 144 months / unlimited miles
Estimated remaining 60 months / unlimited miles

2018 BMW X3 Insurance

Insurance for a 2018 BMW X3 is moderately priced, reflecting its status as a Sport Utility Vehicle with strong safety ratings and
reasonable repair costs.

How Does the 2018 BMW X3 Compare to Other Sport Utility Vehicle?

The 2018 BMW X3 competes with the Mercedes-Benz GLC, Audi Q5, Acura RDX, and Lexus NX.

Performance: The X3, especially the M40i, often outperforms rivals in handling and acceleration. The GLC offers a comfortable ride, while the Q5 provides a balanced experience.

Features: The X3 offers a comprehensive suite of tech and luxury features, comparable to the GLC and Q5. The RDX provides excellent value with a generous standard feature set, while the NX focuses on reliability.

Reliability: The Lexus NX generally enjoys a reputation for superior reliability. The Acura RDX is also considered more reliable than the X3. The BMW X3 reliability is considered average in the luxury segment.

Price: The X3's price is competitive within the segment, though options can quickly escalate the price. The RDX offers better value for money.

Alternatives: If reliability is a top priority, the Lexus NX or Acura RDX might be better choices. If a more comfortable ride is desired, the Mercedes-Benz GLC is a strong contender. For all-out performance, the X3 M40i is hard to beat within its class.

Ranks #545 SUV

1 2023 Toyota 4Runner (5.0★)
2 2023 Honda CR-V Hybrid (5.0★)
3 2023 Lexus GX (0.0★)
4 2024 Mazda CX-90 PHEV (0.0★)
5 2024 Subaru Crosstrek (5.0★)
6 2024 BMW iX (0.0★)
7 2023 Ford Bronco Sport (3.0★)
8 2023 Mercedes-Benz EQB (0.0★)
9 2024 Chevrolet Trax (5.0★)
10 2023 Audi A4 allroad (0.0★)
11 2023 Hyundai Kona N (0.0★)
12 2023 Nissan ARIYA (5.0★)
545 2018 BMW X3 (5.0★)

Final Verdict: Is the 2018 BMW X3 a Good Sport Utility Vehicle?

The 2018 BMW X3 is a compelling choice for those seeking a sporty and luxurious compact SUV. It's ideal for drivers who prioritize performance and handling, particularly the M40i trim. It's worth buying if you appreciate the BMW driving experience and are prepared for potentially higher maintenance costs.

A used 2018 X3 can represent good value, provided it has a solid service history and has been well-maintained. Consider a pre-purchase inspection by a qualified mechanic to identify any potential issues. The xDrive30i offers a good balance of performance and fuel efficiency. Avoid models with extensive deferred maintenance.

2018 BMW X3 Owner Reviews

4.72
Consumer Rating, Based on 66 Consumer Reviews
Overall rating
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J D Cal on December 27, 2023

Sorry but it's back to Lexus for me

I have owned this car from new. At 50k miles the windshield washer tank had to be replaced since the o-ring shrank and it was leaking all over the place. Never had that happen to me in my almost 50 years of driving. Now, at 54k, front axle and right front wheel bearing hub/assembly has to be replaced. I also own a 2006 Lexus GS 300 in mint shape which I bought new. At 133k miles hardly any issues. After all this Covid xx and overpricing is over with, hopefully next year, I'll be in the market for another car. It'll be a Lexus. It may not look as nice or drive as sporty but it's sure as heck more dependable. The X3 also makes an occasional loud noise when it starts which we haven't gotten to yet. Can't wait to see how much that sets me back.

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Gene on August 2, 2023

Serious Design Problem! Do not purchase X3

The liftgate gasket design is wrong! If you check the car's roof, the roof bar's gaskets go directly to under liftgate gasket's! It means a couple of years later rainwater goes under the liftgate gaskets and inside the backside: all stereos, main battery on the back. The car goes toasted! I had a 2018 X3 M40i. It was just 24K miles. The car messed up in 2023 summer. I just checked the problem dealer service asking $300.00 just inspection fee + all problem cover needs $5,000.00. The best way; 1- Do not purchase X3. 2- if you bought, definitely every two years, change the gasket of the liftgate. (Note- I checked the X5 models, and they do not have this bad design.)

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Sue C on May 28, 2021

Loving my X3

I am new to BMW and so far I am loving it, especially the way it handles the road and the overall comfort of the car

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Rita on March 28, 2021

Love it!

My second X3 and love it more than the first!I especially like driving in the sport mode. Great feel and ride and the gas mileage stays about the same.

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Vic on March 26, 2021

Beautiful smooth riding inside and out

This car met all my needs. Comfortable, roomy, classy,sporty and much more than expected. After purchasing the 430i I switched to the x3 best decision I ever made....

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David on February 27, 2021

A lot of luxury for a SUV. Great safety features.

Surprised with the number of safety features on a 2018 model. Also, the ride was very comfortable and quiet. Has a great sound system and fair amount of technology. Much better than the 2016 BMW 328i that I traded in.

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MarcJB on June 8, 2020

BNW X3 is a Great Car !

The BMW X3 is sporty and fun to drive. It has outstanding technology and the ride is amazing. It is reliable and safe as well.

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Uyghur Khanate on May 21, 2020

Most reliable car I have owned so far

The car is has very good performance. It is top of the line when it comes to fuel economy despite the sporty performance. Very well priced for its value.

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Don on May 5, 2020

Great driving SUV

Very quite great acceleration , sport seats very comfortable on long trips . Fuel MPG is a lot better than our 2011 X3 averaging 25 MPG.

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JPC on December 8, 2019

X3 M40i model is a performance beast!

Everything from interior to exhaust is incredible. 3D View is amazing, safety features prevented two for sure accidents for me when backing up. Headlights look around the corner for you, this car is smarter than me.

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Cathleen V

Cathleen is an exceptional freelance writer covering hot topics in the automotive world from a gearhead's perspective. Her articles delve into various aspects of automotive technology and history, offering readers detailed insights into engine performance, reliability, and maintenance. Through her engaging and informative writing, Cathleen provides valuable information to automotive enthusiasts and consumers alike, helping them make informed decisions about vehicle maintenance and purchases.