The Mazda 3 IV Hatchback 2.5 e-Skyactiv G (140 Hp) represents Mazda’s fourth-generation offering in the highly competitive compact hatchback segment. Introduced in June 2024, this variant builds upon the platform (shared with the Mazda 3 sedan) known for its refined driving dynamics and upscale interior. Positioned as a mid-range option within the 3 IV lineup, it slots between the base 1.5L engine and the more powerful turbocharged variants. The “e-Skyactiv G” designation indicates Mazda’s commitment to efficiency through mild hybrid technology, aiming to balance performance with reduced emissions. This model is primarily targeted towards the European and Asian markets, where compact hatchbacks remain exceptionally popular, though it is also available in North America.
Technical Specifications
| Brand | Mazda |
| Model | 3 |
| Generation | IV Hatchback |
| Type (Engine) | 2.5 e-Skyactiv G (140 Hp) |
| Start of production | June, 2024 |
| Powertrain Architecture | MHEV (Mild Hybrid Electric Vehicle) |
| Body type | Hatchback |
| Seats | 5 |
| Doors | 5 |
| Combined fuel consumption (WLTP) | 5.9-6.0 l/100 km (39.9 – 39.2 US mpg, 47.9 – 47.1 UK mpg, 16.9 – 16.7 km/l) |
| CO2 emissions (WLTP) | 133-135 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 9.5 sec |
| Acceleration 0 – 62 mph | 9.5 sec |
| Acceleration 0 – 60 mph | 9 sec |
| Maximum speed | 206 km/h (128 mph) |
| Emission standard | Euro 6e |
| Weight-to-power ratio | 9.6 kg/Hp, 104.2 Hp/tonne |
| Weight-to-torque ratio | 5.6 kg/Nm, 177.1 Nm/tonne |
| Power | 140 Hp @ 5000 rpm |
| Power per litre | 56.3 Hp/l |
| Torque | 238 Nm @ 3300 rpm (175.54 lb.-ft. @ 3300 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | PY |
| Engine displacement | 2488 cm3 (151.83 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 89 mm (3.5 in.) |
| Piston Stroke | 100 mm (3.94 in.) |
| Compression ratio | 13:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection |
| Engine aspiration | Naturally aspirated engine |
| Engine systems | Start & Stop System, Particulate filter |
| Kerb Weight | 1344-1388 kg (2963.01 – 3060.02 lbs.) |
| Max. weight | 1904 kg (4197.6 lbs.) |
| Max load | 516-560 kg (1137.59 – 1234.59 lbs.) |
| Trunk (boot) space – minimum | 351 l (12.4 cu. ft.) |
| Trunk (boot) space – maximum | 1022 l (36.09 cu. ft.) |
| Fuel tank capacity | 51 l (13.47 US gal | 11.22 UK gal) |
| Permitted trailer load with brakes (8%) | 1300 kg (2866.01 lbs.) |
| Permitted trailer load with brakes (12%) | 1300 kg (2866.01 lbs.) |
| Permitted trailer load without brakes | 600 kg (1322.77 lbs.) |
| Length | 4460 mm (175.59 in.) |
| Width | 1795 mm (70.67 in.) |
| Width including mirrors | 2028 mm (79.84 in.) |
| Height | 1435 mm (56.5 in.) |
| Wheelbase | 2725 mm (107.28 in.) |
| Ride height (ground clearance) | 140 mm (5.51 in.) |
| Minimum turning circle | 10.6 m (34.78 ft.) |
| Drivetrain Architecture | ICE and electric motor drive the front wheels in mixed mode |
| Drive wheel | Front wheel drive |
| Number of gears and type of gearbox | 6 gears, manual transmission |
| Front suspension | Independent type McPherson |
| Rear suspension | Torsion |
| Front brakes | Disc |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 205/60 R16; 215/45 R18 |
| Wheel rims size | 16; 18 |
Powertrain & Engine Architecture
At the heart of the Mazda 3 IV 2.5 e-Skyactiv G lies the PY engine, a 2.5-liter inline-four cylinder gasoline engine. This engine is a key component of Mazda’s Skyactiv technology, which prioritizes efficiency and responsiveness. The engine utilizes direct injection, optimizing fuel delivery for improved combustion and power output. It boasts a relatively high compression ratio of 13:1, contributing to its thermal efficiency. The mild hybrid system incorporates a 24V electrical system and a small electric motor that provides assistance during acceleration and allows for engine start-stop functionality, further enhancing fuel economy. The six-speed manual transmission is standard, offering precise gear changes and a more engaging driving experience. The engine’s valvetrain features dual overhead camshafts (DOHC) and four valves per cylinder, maximizing airflow for optimal performance.
Driving Characteristics
The 140 hp output, coupled with the six-speed manual transmission, delivers a balanced driving experience. Acceleration from 0-60 mph takes approximately 9 seconds, which is competitive within its class but not particularly sporty. The engine provides adequate torque (238 Nm or 175.54 lb-ft) at 3300 rpm, making it reasonably responsive in everyday driving situations. Compared to higher-output turbocharged versions of the Mazda 3, this variant offers less outright performance, but it excels in fuel efficiency and provides a smoother, more linear power delivery. The manual transmission’s gear ratios are well-matched to the engine’s characteristics, allowing for comfortable cruising and effortless overtaking. The mild hybrid system provides a subtle boost during acceleration, enhancing responsiveness without significantly altering the driving feel.
Equipment & Trim Levels
The 2.5 e-Skyactiv G trim typically includes standard features such as Mazda’s infotainment system with an 8.8-inch display, Apple CarPlay and Android Auto integration, and a suite of safety features including lane departure warning, lane keep assist, and automatic emergency braking. Interior upholstery is typically cloth, with options for leatherette or full leather available as upgrades. Dashboard configuration is modern and minimalist, with a focus on driver ergonomics. Optional extras often include a premium sound system, heated front seats, a sunroof, and adaptive cruise control. The trim level generally sits in the middle of the Mazda 3 range, offering a good balance of features and affordability.
Chassis & Braking
The Mazda 3 IV utilizes a front-wheel-drive platform with an independent McPherson strut suspension at the front and a torsion beam suspension at the rear. This setup provides a comfortable ride quality while maintaining responsive handling. The chassis is relatively lightweight, contributing to the car’s agility. Braking duties are handled by disc brakes on all four wheels, providing ample stopping power. ABS (Anti-lock Braking System) is standard, enhancing safety during emergency braking situations. Stabilizer bars are fitted to both the front and rear axles, reducing body roll during cornering.
Market Reception & Comparison
The Mazda 3 IV 2.5 e-Skyactiv G has been generally well-received by automotive critics, who praise its refined driving dynamics, upscale interior, and fuel efficiency. Compared to other trims in the Mazda 3 lineup, this variant offers a more affordable entry point while still delivering a satisfying driving experience. Its fuel economy (5.9-6.0 l/100 km) is competitive with other compact hatchbacks in its class. Reliability is expected to be good, based on Mazda’s reputation for building durable vehicles. However, some critics note that the 140 hp output may feel underpowered for drivers seeking a more sporty driving experience.
Legacy
The PY engine, and the Skyactiv technology it embodies, represents a significant step forward in Mazda’s engineering philosophy. The 2.5 e-Skyactiv G powertrain is expected to be reliable and durable, offering years of trouble-free service. In the used car market, this variant is likely to hold its value well, thanks to Mazda’s strong brand reputation and the car’s overall quality. The mild hybrid system, while not a full hybrid, demonstrates Mazda’s commitment to reducing emissions and improving fuel efficiency, paving the way for future electrified models.
