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Mazda 3 vs Mazda 6 – Dimensions, Fuel Economy, Performance & Reliability

In the world of sedans, Mazda presents two excellent choices: the Mazda 3 and Mazda 6. While both cars offer noteworthy features, distinguishing their nuances is essential for making a decision.

In this article, we’ll break down the dimensions, fuel economy, performance, and reliability of the Mazda 3 Sedan 2.5 S FWD and the Mazda6 Sport Auto.

Dimensions Comparison: mazda 3 vs mazda 6

Dimensions Comparison: mazda 3 vs mazda 6
Dimensions Comparison: mazda 3 vs mazda 6
AspectMazda 3 Sedan 2.5 S FWDMazda6 Sport Auto
Wheelbase107.3 inches111.4 inches
Length183.5 inches192.7 inches
Width70.7 inches72.4 inches
Height56.9 inches57.1 inches
Fuel Tank Capacity13.2 gallons16.4 gallons
Trunk Space13.2 cubic feet14.7 cubic feet
Passenger Volume92.8 cubic feet99.8 cubic feet
Front Head Room38 inches38.4 inches
Front Leg Room42.3 inches42.2 inches
Front Shoulder Room55.7 inches55.9 inches
Front Hip Room54.6 inches53.5 inches
Second Row Head Room37.3 inches37.1 inches
Second Row Leg Room35.1 inches38.7 inches
Second Row Shoulder Room53.5 inches55.1 inches
Second Row Hip Room50.9 inches53.5 inches

Comparing the Mazda 3 Sedan 2.5 S FWD and the Mazda6 Sport Auto reveals distinct spatial differences. The Mazda6 boasts a longer wheelbase (111.4 inches) and greater overall length (192.7 inches) than the Mazda 3 (107.3 inches and 183.5 inches, respectively).

With a wider profile (72.4 inches), the Mazda6 provides a potentially more stable driving experience, while its height (57.1 inches) is comparable to the Mazda 3 (56.9 inches).

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Internally, the Mazda6 excels with a more significant passenger volume (99.8 cubic feet) and spacious second-row dimensions compared to the Mazda 3.

Additionally, the Mazda6 offers a larger fuel tank capacity (16.4 gallons) and slightly more trunk space (14.7 cubic feet) than the Mazda 3 (13.2 gallons and 13.2 cubic feet, respectively).

In summary, the Mazda 3 suits those seeking a compact sedan, while the Mazda6 stands out for those prioritizing spaciousness and stability. The choice depends on individual preferences and specific driving needs.

Read – How Powerful is the 2021 Mazda6 Sedan?

Engine & Performance

Engine & Performance
Engine & Performance
Engine Specifications Comparison

Engine Specifications Comparison

FeatureMazda 3 Sedan 2.5 S FWDMazda6 Sport Auto
Engine TypeRegular Unleaded I-4Regular Unleaded I-4
Displacement2.5 L/1522.5 L/152
Maximum Horsepower @ RPM191 @ 6000187 @ 6000
Maximum Torque @ RPM186 @ 4000186 @ 4000
Transmission6-Speed Automatic w/OD6-Speed Automatic w/OD
DrivetrainFront Wheel DriveFront Wheel Drive

When comparing the engine specifications of the Mazda 3 Sedan 2.5 S FWD and the Mazda6 Sport Auto, it’s clear that both models share common features under Mazda’s SKYACTIV-G engine platform.

Common Engine Traits:

  • Both vehicles feature a Regular Unleaded I-4 engine with a 2.5 L/152 displacement, showcasing Mazda’s SKYACTIV-G DOHC 16-Valve 4-Cyl VVT technology.
  • The inclusion of cylinder deactivation reflects Mazda’s commitment to optimizing power delivery while prioritizing fuel efficiency.

Power Output and Transmission:

  • The Mazda 3 edges ahead with a maximum horsepower of 191 @ 6000 RPM, compared to the Mazda6’s 187 @ 6000 RPM.
  • Both models share identical torque figures at 186 @ 4000 RPM.
  • A 6-Speed Automatic w/OD transmission in both vehicles ensures smooth gear transitions, contributing to a responsive driving experience.

Read – Mazda CX-3 2024 – Specs, Engine, Price, Reliability & Review

Fuel Economy Comparison

In evaluating the fuel economy of the Mazda 3 Sedan 2.5 S FWD and the Mazda6 Sport Auto, both models exhibit a commitment to efficiency, aligning with Mazda’s emphasis on a balance between performance and economy.

Mazda 3 Sedan 2.5 S FWD:

  • EPA Ratings: The Mazda 3 boasts an EPA-rated combined/city/highway fuel economy of 31/27/37 mpg, reflecting a harmonious blend of fuel efficiency across various driving scenarios.
  • Driving Range: With a fuel tank capacity of 13.2 gallons, the Mazda 3 offers an impressive range of approximately 356.4 miles in the city and 488.4 miles on the highway.

Mazda6 Sport Auto:

  • EPA Ratings: The Mazda6 showcases a commendable fuel economy with EPA ratings of 29/26/35 mpg (combined/city/highway), demonstrating its efficiency across different driving conditions.
  • Driving Range: Equipped with a larger fuel tank capacity of 16.4 gallons, the Mazda6 provides an extended driving range, reaching approximately 426.4 miles in the city and 574 miles on the highway.

Expert Recommendation:

  • Both the Mazda 3 and Mazda6 demonstrate a commitment to fuel efficiency, making them suitable choices for drivers seeking economical options without sacrificing performance.
  • Buyers should weigh their preferences, considering factors such as driving range, city and highway usage, and overall driving habits to make an informed decision based on their unique needs.

Cargo Area Comparison

  • Mazda 3 Sedan 2.5 S FWD:
    • Trunk Space: 13.2 cubic feet
  • Mazda 6 Sport Auto:
    • Trunk Space: 14.7 cubic feet

The Mazda6 Sport Auto offers a slightly larger cargo area with 14.7 cubic feet compared to the Mazda3 Sedan 2.5 S FWD, which has 13.2 cubic feet of trunk space. This difference may be a consideration for those prioritizing cargo capacity in their sedan choice.

Mazda 3 vs. Mazda 6 – Safety Features

Mazda 3 vs. Mazda 6 - Safety Features
Mazda 3 vs. Mazda 6 – Safety Features

When it comes to safety, both the Mazda 3 Sedan 2.5 S FWD and the Mazda6 Sport Auto prioritize the well-being of occupants. Mazda incorporates advanced safety technologies into both models, ensuring a secure driving experience.

Common Safety Features:

  • Electronic Stability Control (ESC): Both models come equipped with ESC, a vital feature that enhances vehicle stability during challenging driving conditions.
  • ABS and Driveline Traction Control: Anti-lock Braking System (ABS) and driveline traction control contribute to optimal braking performance and prevent wheel spin, enhancing overall control.

Driver Assistance Systems:

  • Blind Spot Monitoring (BSM) and Rear Cross Traffic Alert (RCTA): Both vehicles feature BSM, enhancing awareness of surrounding vehicles, and RCTA, providing alerts when reversing to avoid potential collisions.
  • Lane Keep Assist System (LKAS) with Lane Departure Warning: Both models incorporate LKAS to help drivers stay within their lane and provide warnings if unintentional lane departure occurs.
  • Collision Mitigation-Front and Smart Brake Support (SBS): These systems are designed to detect and prevent frontal collisions, enhancing safety for both the Mazda 3 and Mazda6.

Advanced Airbag Systems:

  • Dual-Stage Driver and Passenger Front Airbags: Both vehicles include dual-stage front airbags to deploy with varying force based on the severity of impact.
  • Curtain 1st and 2nd Row Airbags: For enhanced protection, both models are equipped with curtain airbags covering the first and second rows.

Child Safety and Occupancy Sensors:

  • Rear Child Safety Locks and Airbag Occupancy Sensor: Both models prioritize child safety with rear child safety locks and an airbag occupancy sensor to tailor airbag deployment based on passenger presence.

Read – Mazda 6 vs Mazda 3 – Fuel Economy, Specs, Performance & Reliability

Mazda 3 vs. Mazda 6 – Interior & Entertainment

Mazda 3
Mazda 3

In assessing the interior and entertainment features of the Mazda 3 Sedan 2.5 S FWD and the Mazda6 Sport Auto, both models showcase Mazda’s commitment to providing a comfortable and technologically advanced driving experience.

Common Interior Features:

  • Seating Comfort: Both models offer comfortable seating for five passengers, with the Mazda 6 providing a slightly larger total passenger volume at 99.8 cubic feet compared to the Mazda 3’s 92.8 cubic feet.
  • Adjustable Front Seats: The Mazda 3 features a 6-way manual adjustable driver’s seat with a seat lifter, while the Mazda6 provides an 8-way driver’s seat for additional customization.
  • Rear Seat Configurations: Both vehicles incorporate a 60-40 folding bench front-facing fold-forward seatback rear seat, enhancing cargo flexibility.
FeatureMazda 3 Sedan 2.5 S FWDMazda6 Sport Auto
Seating Capacity55
Total Passenger Volume (cubic feet)92.899.8
Front Seat Adjustability6-way manual driver’s seat8-way manual driver’s seat
Rear Seat Configuration60-40 folding bench seat60-40 folding bench seat
Infotainment SystemMazda CONNECT with 8.8″ displayMazda CONNECT with 8.0″ display
Audio System6-speaker audio system6-speaker sound system
Display Screen Size8.8 inches8.0 inches
Keyless Entry and IgnitionYesYes
Climate ControlManual Air ConditioningDual-Zone Automatic Air Conditioning

Mazda ensures a well-appointed interior with thoughtful features in both the Mazda 3 and Mazda 6, offering a balance of comfort, convenience, and advanced entertainment options.

Mazda 3 vs Mazda 6 Reliability

Mazda 6 interior
Mazda 6 interior

When considering reliability between the Mazda 3 Sedan 2.5 S FWD and the Mazda6 Sport Auto, it’s essential to note that both models are generally known for their solid reliability.

However, the Mazda6 Sport Auto, being classified as a midsize car, tends to offer a slightly higher level of comfort and potentially more advanced features.

The larger size and additional amenities may contribute to a perception of enhanced reliability.

Conclusion

In summary, when choosing between the Mazda 3 Sedan 2.5 S FWD and the Mazda6 Sport Auto, it comes down to your specific needs. Both models are reliable and well-crafted by Mazda.

If you prefer a compact sedan with nimble handling and good fuel efficiency, the Mazda 3 is a great choice. On the other hand, if you need a slightly larger sedan with more passenger space and potentially advanced features, the Mazda6 Sport Auto is worth considering.

Ultimately, your decision should be based on your preferences regarding size, features, and driving experience.

Read – Mazda CX-5 vs CX-50 2024 Dimensions, Price, Cargo Space & Reviews

Steering and Brakes Comparison: Mazda 3 Sedan 2.5 S FWD vs. Mazda6 Sport Auto

When evaluating the steering and brakes of the Mazda 3 Sedan 2.5 S FWD and the Mazda6 Sport Auto, it’s crucial to understand how these components contribute to the driving experience. Let’s delve into the specifics:

Mazda 3 Sedan 2.5 S FWD:

  • Steering Type: Rack-Pinion
  • Steering Ratio (:1): Not Available
  • Turning Diameter (Curb to Curb): 34.8 feet
  • Brake Type: 4-Wheel Disc
  • Anti-Lock Braking System (ABS): Yes
  • Front Brake Rotors (diameter x thickness): 11 inches
  • Rear Brake Rotors (diameter x thickness): 10.4 inches

Mazda6 Sport Auto:

  • Steering Type: Rack-Pinion
  • Steering Ratio (:1): Not Available
  • Turning Diameter (Curb to Curb): 36.7 feet
  • Brake Type: 4-Wheel Disc
  • Anti-Lock Braking System (ABS): Yes
  • Front Brake Rotors (diameter x thickness): 11.7 inches
  • Rear Brake Rotors (diameter x thickness): 10.9 inches

Key Observations:

  • Both models feature Rack-Pinion steering, providing a precise and responsive feel to the driver.
  • The Mazda6 Sport Auto has a slightly larger turning diameter, indicating a potentially wider turning radius compared to the Mazda 3 Sedan.
  • Both models come equipped with a reliable 4-Wheel Disc Brake System with Anti-Lock Braking, ensuring efficient and controlled braking performance.
  • Front and rear brake rotor sizes vary slightly between the two models, with the Mazda6 having larger front brake rotors.

In terms of steering and brakes, both the Mazda 3 Sedan 2.5 S FWD and Mazda6 Sport Auto are designed to deliver a balanced and confident driving experience, with slight differences that may cater to individual driving preferences.

Read – Mazda CX-5 vs Mazda CX-50 Specs

Mazda 3 Trims and Pricing

  1. 2.5 S
    • Starting at $24,170
    • Engine Type: SKYACTIV®-G 2.5 DOHC 4-cylinder with VVT and Cylinder Deactivation
    • Drivetrain: Front-wheel drive (FWD)
    • EPA-Estimated Fuel Economy (FWD, Automatic Transmission): 27 / 37 / 31 MPG (City/Highway/Combined)
  2. 2.5 S SELECT SPORT
    • Starting at $24,690
    • Engine Type: SKYACTIV®-G 2.5 DOHC 4-cylinder with VVT and Cylinder Deactivation
    • Drivetrain: Front-wheel drive (FWD)
    • EPA-Estimated Fuel Economy (FWD, Automatic Transmission): 28 / 37 / 31 MPG (City/Highway/Combined)
  3. 2.5 S PREFERRED
    • Starting at $26,190
    • Engine Type: SKYACTIV®-G 2.5 DOHC 4-cylinder with VVT and Cylinder Deactivation
    • Drivetrain: Front-wheel drive (FWD)
    • EPA-Estimated Fuel Economy (FWD, Automatic Transmission): 28 / 37 / 31 MPG (City/Highway/Combined)
  4. 2.5 S CARBON EDITION
    • Starting at $29,060
    • Engine Type: SKYACTIV®-G 2.5 DOHC 4-cylinder with VVT and Cylinder Deactivation
    • Drivetrain: Front-wheel drive (FWD)
    • EPA-Estimated Fuel Economy (FWD, Automatic Transmission): 28 / 37 / 31 MPG (City/Highway/Combined)
  5. 2.5 CARBON TURBO
    • Starting at $31,750
    • Engine Type: SKYACTIV®-G 2.5 DOHC 4-cylinder with VVT and Cylinder Deactivation
    • Drivetrain: i-ACTIV AWD®
    • EPA-Estimated Fuel Economy (Not Specified)
  6. 2.5 TURBO PREMIUM PLUS
    • Starting at $35,450
    • Engine Type: SKYACTIV®-G 2.5 DOHC 4-cylinder with VVT and Cylinder Deactivation
    • Drivetrain: Front-wheel drive (FWD)
    • EPA-Estimated Fuel Economy (FWD, Automatic Transmission): 28 / 37 / 31 MPG (City/Highway/Combined)

Mazda 6 Trims and Pricing

  1. Mazda 6 Grand Touring Reserve
    • Starting MSRP: $25,470
  2. Mazda 6 Carbon Edition
    • Starting MSRP: $28,070
  3. Mazda 6 Signature
    • Starting MSRP: $31,170
  4. Additional Options Available:
    • Mazda 6 Grand Touring Reserve
      • Starting MSRP: $33,670
    • Mazda 6 Carbon Edition
      • Starting MSRP: $33,945
    • Mazda 6 Signature
      • Starting MSRP: $36,895

Frequently Asked Questions

What is the key difference between the Mazda 3 Sedan and Mazda6 Sport Auto?

The Mazda 3 is a compact sedan, while the Mazda6 Sport Auto is classified as a midsize sedan. The primary distinction lies in their size and, subsequently, available space and features.

Are these models known for reliability?

Yes, both the Mazda 3 Sedan 2.5 S FWD and Mazda6 Sport Auto are known for their reliability. Mazda has a reputation for producing well-engineered and dependable vehicles.

What are the key features of the Mazda 3 Sedan 2.5 S FWD?

The Mazda 3 Sedan features a 2.5L engine, front-wheel drive, a 6-speed automatic transmission, and a compact design suitable for urban driving. It prioritizes efficiency and agile handling.

Which model is more suitable for city driving?

The Mazda 3 Sedan, with its compact size, is well-suited for city driving. Its agility and smaller dimensions make it easier to navigate through urban environments.

How do the warranties compare between the two models?

Both the Mazda 3 Sedan and Mazda6 Sport Auto come with a standard 3-year/36,000-mile basic warranty, a 5-year/60,000-mile drivetrain warranty, and a 3-year/36,000-mile roadside assistance package.

Can I customize these models with additional features?

Yes, both Mazda models typically offer various trim levels and optional packages, allowing customers to customize their vehicles with additional features and amenities.

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