The Fiat Pulse 1.3 Firefly (99 hp) CVT, launched in 2021, represents an entry-level offering within the Pulse subcompact SUV lineup. Designed primarily for the Brazilian and Latin American markets, the Pulse aimed to capture a segment seeking a stylish, affordable, and relatively fuel-efficient SUV. This particular variant, equipped with the 1.3-liter Firefly engine and a continuously variable transmission (CVT), was positioned as the most accessible option, prioritizing economy and ease of driving over outright performance. It’s built on Fiat’s modified MP1 platform, shared with other Stellantis products in the region.
Technical Specifications
| Brand | Fiat |
| Model | Pulse |
| Type (Engine) | 1.3 Firefly (99 Hp) CVT |
| Start of production | 2021 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | SUV |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 7.63 l/100 km (30.8 US mpg) |
| Fuel consumption (extra urban) | 5.21 l/100 km (45.1 US mpg) |
| Fuel consumption (combined) | 6.1 l/100 km (38.6 US mpg) |
| Fuel Type | Petrol (Gasoline) |
| Maximum speed | 172 km/h (106.88 mph) |
| Weight-to-power ratio | 12 kg/Hp |
| Weight-to-torque ratio | 9.3 kg/Nm |
| Power | 99 Hp @ 6000 rpm |
| Power per litre | 74.3 Hp/l |
| Torque | 128 Nm @ 4000 rpm (94.41 lb.-ft. @ 4000 rpm) |
| Engine layout | Front, Transverse |
| Engine displacement | 1332 cm3 (81.28 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Compression ratio | 13.2:1 |
| Number of valves per cylinder | 2 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | SOHC |
| Kerb Weight | 1187 kg (2616.89 lbs.) |
| Trunk (boot) space (minimum) | 370 l (13.07 cu. ft.) |
| Fuel tank capacity | 47 l (12.42 US gal | 10.34 UK gal) |
| Length | 4099 mm (161.38 in.) |
| Width | 1774 mm (69.84 in.) |
| Height | 1577 mm (62.09 in.) |
| Wheelbase | 2521 mm (99.25 in.) |
| Ride height (ground clearance) | 189 mm (7.44 in.) |
| Minimum turning circle | 10.5 m (34.45 ft.) |
| Drivetrain Architecture | Front wheel drive |
| Number of gears and type of gearbox | 7 gears, automatic transmission CVT |
| Front suspension | Independent, type McPherson with coil spring and anti-roll bar |
| Rear suspension | Semi-independent suspension, longitudinal arms with transverse torsion shafts |
| Front brakes | Disc |
| Rear brakes | Drum |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 195/60 R16 |
Powertrain & Engine Architecture
The heart of this Pulse variant is Fiat’s 1.3-liter Firefly inline-four cylinder engine. This engine, designated as the 325A1.000, is a naturally aspirated unit featuring a single overhead camshaft (SOHC) and two valves per cylinder. The engine utilizes a multi-point fuel injection system, delivering fuel directly into the intake ports. The 13.2:1 compression ratio is relatively high for a naturally aspirated engine, contributing to its efficiency but also requiring higher octane fuel in some regions. The engine is transversely mounted at the front of the vehicle.
Paired with the 1.3 Firefly engine is a CVT (Continuously Variable Transmission). This transmission, sourced from a variety of suppliers depending on the production location, offers seamless gear changes and prioritizes fuel efficiency over sporty acceleration. The CVT simulates seven gear ratios to provide a more familiar driving experience. Unlike traditional automatic transmissions with fixed gear ratios, the CVT uses a belt and pulley system to provide an infinite number of gear ratios within its operating range.
Driving Characteristics
The 1.3 Firefly engine with the CVT delivers modest performance. With 99 horsepower and 128 Nm (94.41 lb-ft) of torque, acceleration is adequate for city driving and highway merging, but it’s not particularly brisk. The CVT helps to keep the engine in its optimal power band, but the lack of distinct gear changes can feel somewhat disconnected to drivers accustomed to traditional automatics. Compared to the higher-output 1.0 Turbo engine option available in the Pulse range, this variant feels noticeably slower. The CVT’s programming prioritizes fuel economy, resulting in a smoother, more relaxed driving experience, but at the expense of responsiveness. The weight-to-power ratio of 12 kg/hp contributes to the somewhat leisurely pace.
Equipment & Trim Levels
The 1.3 Firefly CVT Pulse typically came with a base level of equipment. Standard features generally included air conditioning, power windows, power door locks, a basic audio system with Bluetooth connectivity, and steel wheels with wheel covers. Safety features typically included dual front airbags, ABS brakes, and a basic stability control system. Higher trim levels, such as the Drive and Prestige, added features like alloy wheels, a touchscreen infotainment system, rear parking sensors, and additional safety equipment. The interior upholstery was typically cloth, with a functional but basic design. Optional extras included a sunroof, upgraded audio system, and different exterior color options.
Chassis & Braking
The Fiat Pulse utilizes a McPherson strut suspension setup at the front, providing a comfortable ride and predictable handling. The rear suspension employs a semi-independent torsion beam design, which is a cost-effective solution for compact SUVs. The front brakes are disc brakes, providing adequate stopping power, while the rear brakes are drum brakes, a cost-saving measure for the base model. Electric power steering provides light and easy steering feel, making it well-suited for urban driving. The 195/60 R16 tires offer a balance of comfort and grip.
Market Reception & Comparison
The Fiat Pulse 1.3 Firefly CVT was generally well-received as an affordable and fuel-efficient option in its segment. Critics praised its stylish design and comfortable ride, but noted its lack of performance compared to competitors and higher-trim Pulse models. Fuel economy was a strong point, with combined fuel consumption figures around 6.1 l/100 km (38.6 US mpg). Compared to the 1.0 Turbo versions, the 1.3 Firefly offered lower running costs but significantly less power. The CVT transmission was sometimes criticized for its lack of responsiveness, but it contributed to the vehicle’s overall fuel efficiency.
Legacy
The 1.3 Firefly engine and CVT combination has proven to be relatively reliable, with few widespread mechanical issues reported. The engine is known for its simplicity and durability. In the used car market, the 1.3 Firefly CVT Pulse represents a good value proposition for buyers seeking an affordable and economical SUV. Maintenance costs are generally low, and parts availability is good. However, potential buyers should be aware of the engine’s limited power output and the CVT’s potential for long-term wear and tear, particularly if the transmission fluid has not been regularly serviced. The Pulse, in general, helped Fiat regain some market share in the competitive subcompact SUV segment in Latin America.
