The Hyundai Santro II 1.1 Bi-Fuel, producing 59 horsepower, was a variant of the second-generation Hyundai Santro, launched in 2018. This model was primarily aimed at the Indian and select Asian markets, where fuel efficiency and affordability were key purchasing factors. The Santro II represented a significant update over the original Santro, offering improved styling, features, and a more refined driving experience. The 1.1 Bi-Fuel version specifically catered to consumers seeking the flexibility of running on both petrol and Compressed Natural Gas (CNG), a popular alternative fuel in those regions. It occupied the entry-level position within the Santro II lineup, offering a cost-effective option for first-time car buyers and those prioritizing economy.
Technical Specifications
| Brand | Hyundai |
| Model | Santro |
| Generation | Santro II |
| Type (Engine) | 1.1 Bi-Fuel (59 Hp) |
| Start of production | 2018 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Hatchback |
| Seats | 5 |
| Doors | 5 |
| Fuel Type | Petrol / CNG |
| Power | 59 Hp @ 5500 rpm |
| Power per litre | 54.3 Hp/l |
| Torque | 84 Nm @ 4500 rpm |
| Torque (lb-ft) | 61.96 lb.-ft. @ 4500 rpm |
| Engine layout | Front, Transverse |
| Engine Model/Code | Epsilon / G4HG |
| Engine displacement | 1086 cm3 |
| Engine displacement (cu. in.) | 66.27 cu. in. |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Number of valves per cylinder | 4 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | SOHC |
| Engine oil capacity | 3 l |
| Engine oil capacity (US qt) | 3.17 US qt |
| Engine oil capacity (UK qt) | 2.64 UK qt |
| Coolant capacity | 5 l |
| Coolant capacity (US qt) | 5.28 US qt |
| Coolant capacity (UK qt) | 4.4 UK qt |
| Fuel tank capacity | 60 l |
| Fuel tank capacity (US gal) | 15.85 US gal |
| Fuel tank capacity (UK gal) | 13.2 UK gal |
| Length | 3610 mm |
| Length (in.) | 142.13 in. |
| Width | 1645 mm |
| Width (in.) | 64.76 in. |
| Height | 1560 mm |
| Height (in.) | 61.42 in. |
| Wheelbase | 2400 mm |
| Wheelbase (in.) | 94.49 in. |
| Drivetrain Architecture | Internal Combustion engine (ICE) drives the front wheels |
| Drive wheel | Front wheel drive |
| Number of gears | 5 |
| Gearbox type | Manual transmission |
| Front suspension | Independent type McPherson |
| Rear suspension | Independent torsion suspension |
| Front brakes | Disc |
| Rear brakes | Drum |
| Assisting systems | ABS (Anti-lock braking system) |
| Tires size | 155/80 R13; 165/70 R14 |
| Wheel rims size | 13; 14 |
Powertrain & Engine Architecture
The Santro II 1.1 Bi-Fuel was powered by Hyundai’s Epsilon engine, specifically the G4HG code. This 1086cc, inline-four cylinder engine featured a single overhead camshaft (SOHC) valvetrain with four valves per cylinder. The engine utilized a multi-point fuel injection system, which helped to improve fuel efficiency and reduce emissions compared to earlier carburetor-based systems. The bi-fuel capability allowed the engine to seamlessly switch between petrol and CNG operation, with the CNG system typically reducing running costs in regions where CNG was subsidized. The engine’s relatively simple design prioritized reliability and ease of maintenance. The 5-speed manual transmission was the only gearbox option available with this engine, chosen for its affordability and contribution to fuel economy.
Driving Characteristics
The 59 horsepower output of the 1.1-liter engine resulted in modest performance. Acceleration was leisurely, and the Santro II 1.1 Bi-Fuel was best suited for city driving rather than highway cruising. The 5-speed manual transmission offered a reasonable spread of gears, allowing the driver to keep the engine in its optimal power band. Compared to the slightly more powerful 1.2-liter petrol variant, the 1.1 Bi-Fuel felt noticeably slower, particularly when fully loaded. However, the CNG mode further reduced power output, making it even more suitable for urban commutes. The gear ratios were tuned for economy, prioritizing fuel efficiency over spirited driving. The steering was light and easy to use, making it maneuverable in tight city streets.
Equipment & Trim Levels
The Santro II 1.1 Bi-Fuel typically came with a basic level of equipment, reflecting its position as the entry-level model. Standard features generally included air conditioning, power steering, and basic instrumentation. Interior upholstery was typically cloth, and the dashboard design was functional rather than luxurious. Optional extras, depending on the market and trim level, could include power windows, central locking, and an audio system. Safety features were also basic, typically limited to ABS (Anti-lock Braking System) and airbags for higher trims. The focus was on providing essential features at an affordable price point.
Chassis & Braking
The Santro II utilized a McPherson strut independent suspension system at the front, providing a comfortable ride quality. The rear suspension employed a torsion beam setup, which was cost-effective and space-efficient. The front brakes were disc brakes, offering adequate stopping power, while the rear brakes were drum brakes, a common feature in this segment to keep costs down. The ABS system helped to prevent wheel lock-up during hard braking, improving stability and control. Tire sizes varied depending on the trim level, with 155/80 R13 and 165/70 R14 being common options. The chassis was designed to be lightweight, contributing to fuel efficiency.
Market Reception & Comparison
The Hyundai Santro II 1.1 Bi-Fuel was generally well-received in its target markets, particularly among budget-conscious buyers. Critics praised its fuel efficiency, affordability, and ease of driving. However, the engine’s limited power output was often noted as a drawback. Compared to other vehicles in its class, such as the Maruti Suzuki Alto 800 and the Renault Kwid, the Santro II offered a more spacious interior and a more refined driving experience. The bi-fuel option provided a significant advantage in regions with readily available and affordable CNG. Reliability was generally good, with the Epsilon engine proving to be durable and relatively trouble-free.
Legacy
The Hyundai Santro II, including the 1.1 Bi-Fuel variant, played a significant role in establishing Hyundai as a major player in the Indian and Asian automotive markets. The model’s success demonstrated Hyundai’s ability to produce affordable, reliable, and fuel-efficient vehicles that met the needs of local consumers. In the used car market, the Santro II 1.1 Bi-Fuel remains a popular choice for those seeking a low-cost, economical vehicle. The Epsilon engine is known for its longevity, and parts availability is generally good. While not a performance car, the Santro II 1.1 Bi-Fuel continues to provide reliable transportation for many owners.
