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2018 Mazda6 Turbo Delivers Competitive Mileage
2018 Mazda6 Turbo: Elevating Performance in the Midsize Sedan Segment
Key Takeaway: The 2018 Mazda6's available turbocharged 2.5L engine delivers 250hp on premium fuel while maintaining competitive fuel economy at 23/31/26 mpg (city/highway/combined), positioning it as a compelling alternative to segment leaders like the Honda Accord and Hyundai Sonata.
Turbocharged Performance Meets Efficiency
Mazda made waves in the automotive world by introducing a turbocharged engine option to its flagship Mazda6 sedan for the 2018 model year. This powerful 2.5-liter four-cylinder, borrowed from the CX-9 SUV, represents a significant upgrade for driving enthusiasts while maintaining respectable fuel efficiency figures.
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Engine Specifications and Fuel Economy
| Engine Type | Horsepower | Torque | Fuel Economy (city/hwy/combined) | Fuel Requirement |
|---|---|---|---|---|
| 2.5L Turbocharged | 250 hp (premium) 227 hp (regular) |
310 lb-ft | 23/31/26 mpg | Premium recommended |
| 2.5L Naturally Aspirated | 184 hp | 185 lb-ft | 26/35/29 mpg (auto) 24/33/27 mpg (manual) |
Regular unleaded |
The turbocharged engine's flexibility to run on regular unleaded (with slightly reduced output) provides owners with cost-saving flexibility, while still delivering robust performance. This engineering achievement gives the Mazda6 a unique position in its class.
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Competitive Landscape: How the Mazda6 Turbo Stacks Up
When compared to other turbocharged midsize sedans, the 2018 Mazda6 holds its own in both performance and efficiency:
- Honda Accord 2.0T:
23/34/27 mpg with 252 hp- Hyundai Sonata 2.0T:
23/32/26 mpg with 245 hp- Ford Fusion 2.0T:
21/31/25 mpg with 245 hp- Kia Optima 2.0T:
22/32/26 mpg with 245 hp
While the Mazda6's highway mileage slightly trails the segment-leading Accord, its combination of premium interior materials and engaging driving dynamics creates a compelling package for buyers prioritizing both luxury and performance.
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Trim Levels and the New Signature Model
Mazda expanded the Mazda6 lineup for 2018 with several noteworthy updates:
Available Trim Configurations
- Sport: Base model with 2.5L naturally aspirated engine, available with 6-speed manual transmission
- Touring: Adds premium features like leatherette seats and advanced safety tech
- Grand Touring: Includes turbo engine option, LED lighting, and premium audio
- Signature: New top-tier trim with genuine leather, real wood accents, and turbo standard
The introduction of the Signature trim marked Mazda's push into near-luxury territory, featuring:
- Hand-stitched Nappa leather upholstery
- Japanese Sen wood trim accents
- 360-degree camera system
- Heated rear seats
- Premium 11-speaker Bose audio system
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Driving Dynamics and Technological Advancements
Beyond its impressive powertrain options, the 2018 Mazda6 received numerous chassis and technology upgrades:
Performance Enhancements
Mazda's engineers focused on improving driving dynamics through:
- Revised suspension tuning for better cornering stability
- Enhanced steering feedback and precision
- Additional sound insulation for reduced cabin noise
- Standard G-Vectoring Control (GVC) for smoother cornering
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Technology and Safety Features
The 2018 model year brought significant tech upgrades:
| Category | Available Features |
|---|---|
| Infotainment | Mazda Connect system with 8" display, Apple CarPlay/Android Auto (late availability) |
| Safety | i-Activsense suite including adaptive cruise, lane keep assist, automatic emergency braking |
| Comfort | Heated/ventilated front seats, heated steering wheel, dual-zone automatic climate control |
Design Evolution: Exterior and Interior Updates
Mazda's KODO "Soul of Motion" design language received subtle but effective refinements for 2018:
Exterior Styling Updates
- Revised front grille with more prominent chrome accents
- New LED lighting signatures front and rear
- Updated wheel designs ranging from 17" to 19"
- Additional chrome trim elements on higher trims
Interior Refinements
The cabin received particular attention, especially in Signature trim:
- Redesigned center console with improved ergonomics
- Higher-quality soft-touch materials throughout
- Available Ultrasuede headliner
- Improved seat bolstering for better support
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Market Positioning and Buyer Considerations
The 2018 Mazda6 occupies a unique space in the midsize sedan market, offering:
Distinct Advantages: More engaging driving dynamics than most competitors, premium interior materials at lower price points than luxury brands, and one of the few remaining available manual transmissions in the segment (on base models).
Ideal Buyer Profiles
The Mazda6 appeals to several distinct buyer types:
- Driving Enthusiasts: Those who prioritize handling and available manual transmission
- Value-Conscious Premium Seekers: Buyers wanting luxury features without luxury brand pricing
- Design-Aware Consumers: Those attracted to Mazda's sophisticated styling language
Long-Term Ownership Considerations
Prospective buyers should weigh several factors when considering a 2018 Mazda6:
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Reliability and Maintenance
Based on industry data and owner reports:
- The 2.5L naturally aspirated engine has proven extremely reliable
- Turbocharged models may have slightly higher maintenance costs
- Mazda's 3-year/36,000-mile basic warranty is competitive
- 5-year/60,000-mile powertrain coverage provides peace of mind
Cost of Ownership
When compared to segment averages:
- Fuel costs slightly higher than some competitors but lower than V6 alternatives
- Insurance costs typically in line with other midsize sedans
- Depreciation slightly steeper than Honda/Toyota but better than most domestic rivals
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Conclusion: A Compelling Choice in a Competitive Segment
The 2018 Mazda6 with its available turbocharged engine represents one of the most compelling options in the midsize sedan segment. By combining:
- Class-above interior quality
- Engaging driving dynamics
- Competitive fuel efficiency
- Available premium features
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Mazda successfully created a sedan that appeals to both rational and emotional buying decisions. While it may not match the absolute efficiency of some rivals or the brand cachet of luxury marques, the Mazda6 offers a balanced package that continues to age well in the used car market.
For buyers seeking a pre-owned midsize sedan that delivers more personality and driving pleasure than typical segment offerings, the 2018 Mazda6—particularly in turbocharged Grand Touring or Signature trims—deserves serious consideration.
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Last Updated On May, 06-2025