The Mazda BT-50 Dual Cab III 1.9d (150 hp) 4×4 Automatic represents Mazda’s entry into the mid-size pickup truck market, specifically tailored for regions demanding robust utility and off-road capability. Introduced in December 2021, this variant is part of the third generation of the BT-50, a model jointly developed with Isuzu – sharing its platform with the Isuzu D-Max. Positioned as a workhorse and family vehicle, the 1.9d 4×4 Automatic offers a balance between fuel efficiency, towing capacity, and affordability within the BT-50 lineup. It serves as a more accessible option compared to the higher-output engine choices, targeting buyers prioritizing practicality over outright performance.
Technical Specifications
| Brand | Mazda |
| Model | BT-50 |
| Generation | BT-50 Dual Cab III |
| Type (Engine) | 1.9d (150 Hp) 4×4 Automatic |
| Start of production | December, 2021 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Pick-up |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (urban) | 8.1 l/100 km (29 US mpg, 34.9 UK mpg, 12.3 km/l) |
| Fuel consumption (extra urban) | 6.3 l/100 km (37.3 US mpg, 44.8 UK mpg, 15.9 km/l) |
| Fuel consumption (combined) | 6.9 l/100 km (34.1 US mpg, 40.9 UK mpg, 14.5 km/l) |
| Fuel Type | Diesel |
| Emission standard | Euro stage V |
| Weight-to-power ratio | 12.9 kg/Hp, 77.5 Hp/tonne |
| Weight-to-torque ratio | 5.5 kg/Nm, 180.9 Nm/tonne |
| Power | 150 Hp @ 3600 rpm |
| Power per litre | 79 Hp/l |
| Torque | 350 Nm @ 1800-2600 rpm (258.15 lb.-ft. @ 1800-2600 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | RZ4E-TC GEN2 |
| Engine displacement | 1898 cm3 (115.82 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 80 mm (3.15 in.) |
| Piston Stroke | 94.4 mm (3.72 in.) |
| Compression ratio | 16.5:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Valvetrain | DOHC |
| Engine oil capacity | 6.6 l (6.97 US qt | 5.81 UK qt) |
| Coolant capacity | 10 l (10.57 US qt | 8.8 UK qt) |
| Kerb Weight | 1935 kg (4265.94 lbs.) |
| Max. weight | 3100 kg (6834.33 lbs.) |
| Max load | 1165 kg (2568.39 lbs.) |
| Fuel tank capacity | 76 l (20.08 US gal | 16.72 UK gal) |
| Permitted trailer load (braked) | 3000 kg (6613.87 lbs.) |
| Permitted trailer load (unbraked) | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 350 kg (771.62 lbs.) |
| Length | 5280 mm (207.87 in.) |
| Width | 1870 mm (73.62 in.) |
| Width with mirrors folded | 1926 mm (75.83 in.) |
| Width including mirrors | 2160 mm (85.04 in.) |
| Height | 1785 mm (70.28 in.) |
| Wheelbase | 3125 mm (123.03 in.) |
| Front track | 1570 mm (61.81 in.) |
| Rear track | 1570 mm (61.81 in.) |
| Front overhang | 905 mm (35.63 in.) |
| Rear overhang | 1250 mm (49.21 in.) |
| Ride height (ground clearance) | 235 mm (9.25 in.) |
| Minimum turning circle | 12.5 m (41.01 ft.) |
| Approach angle | 30° |
| Departure angle | 23.9° |
| Ramp-over angle | 23.3° |
| Wading depth | 800 mm (31.5 in.) |
| Drivetrain Architecture | All wheel drive (4×4). ICE drives rear wheels, front wheels engaged via clutch. |
| Drive wheel | All wheel drive (4×4) |
| Number of gears | 6 |
| Gearbox type | Automatic transmission |
| Front suspension | Double wishbone, Transverse stabilizer |
| Rear suspension | Leaf spring |
| Front brakes | Ventilated discs, 320 mm |
| Rear brakes | Drum, 295 mm |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 255/65 R17 |
| Wheel rims size | 7.0J x 17 |
Powertrain & Engine Architecture
The BT-50 1.9d 4×4 Automatic is powered by the RZ4E-TC GEN2, a 1.9-liter inline-four cylinder diesel engine. This engine utilizes a turbocharger with an intercooler to boost power and efficiency. The engine employs a common rail direct injection system, delivering fuel directly into the combustion chamber at high pressure for optimized combustion. The engine features a Double Overhead Camshaft (DOHC) valvetrain with four valves per cylinder, enhancing breathing and contributing to its power output. The automatic transmission is a six-speed unit, providing smooth gear changes and enhancing drivability. The engine is longitudinally mounted, a common configuration for trucks and SUVs, optimizing space utilization and drivetrain layout.
Driving Characteristics
The 150 hp output and 350 Nm of torque, available from 1800-2600 rpm, provide adequate performance for everyday driving and moderate towing needs. While not as quick as higher-powered BT-50 variants, the 1.9d offers a usable powerband for hauling loads and navigating varied terrain. The automatic transmission is tuned for fuel efficiency and smooth operation, but may exhibit some hesitation during quick acceleration. The 4×4 system provides enhanced traction in off-road conditions, making it suitable for gravel roads, muddy trails, and light off-roading. Compared to a manual transmission, the automatic prioritizes ease of use over driver engagement, and may result in slightly lower fuel economy.
Equipment & Trim Levels
The BT-50 Dual Cab III 1.9d 4×4 Automatic typically comes standard with features such as air conditioning, power windows, power door locks, and a basic audio system. Safety features include ABS, airbags, and a rearview camera. Higher trim levels add features like alloy wheels, a touchscreen infotainment system with smartphone integration, and advanced driver-assistance systems (ADAS) such as lane departure warning and automatic emergency braking. Interior upholstery is typically cloth, with options for leather in higher trims. The dashboard layout is functional and straightforward, prioritizing usability over luxury.
Chassis & Braking
The BT-50 utilizes a robust chassis designed to withstand the demands of pickup truck duty. The front suspension consists of a double wishbone setup with a transverse stabilizer bar, providing a comfortable ride and stable handling. The rear suspension employs leaf springs, a traditional design known for its load-carrying capacity. The braking system features ventilated discs on the front wheels and drum brakes on the rear. The use of drum brakes on the rear is a cost-saving measure common in this class of vehicle, and may result in slightly longer stopping distances compared to all-disc setups.
Market Reception & Comparison
The BT-50 1.9d 4×4 Automatic was generally well-received as a practical and affordable pickup truck option. Critics praised its fuel efficiency and robust build quality. However, some reviewers noted that the 150 hp engine could feel underpowered when fully loaded or tackling steep inclines. Compared to the more powerful 3.0-liter engine options available in the BT-50 lineup, the 1.9d prioritizes fuel economy and affordability over outright performance. Against competitors like the Toyota Hilux and Nissan Navara, the BT-50 offered a competitive price point and a comfortable ride.
Legacy
The RZ4E-TC GEN2 engine has proven to be a relatively reliable powertrain, with few widespread issues reported. The six-speed automatic transmission is also generally considered durable. In the used car market, the BT-50 1.9d 4×4 Automatic represents a good value proposition for buyers seeking a capable and fuel-efficient pickup truck. Its relatively simple design and robust construction contribute to its long-term reliability and affordability, making it a popular choice for both work and recreational use.
