Yamaha FZ S FI vs FZS FI V4
The Yamaha FZ series has been the undisputed “Lord of the Streets” since its introduction in 2008, and within this legendary lineup, two popular variants compete for buyer attention – the Yamaha FZ S FI and the FZS FI V4. Both motorcycles share the same mechanical DNA and target urban riders seeking style, reliability, and practical performance. However, subtle differences in features, pricing, and aesthetics create distinct value propositions. This comprehensive 2025 comparison will help you decide which FZ variant deserves your investment.
Table of Contents
Understanding the FZ Family Legacy
The ex-showroom price of Yamaha FZ S FI is ₹1,13,256 and Yamaha FZS FI V4 is ₹1,20,409. 2025 Yamaha FZ-S Fi Price starts at Rs. 1.24 Lakh which is Rs. 4,117 costlier than base model of Yamaha FZS-FI V4 priced at Rs. 1.20 Lakh according to some sources, though pricing varies by location and variant.
It all started with the FZ-16 that was introduced in India back in 2008. It was the bike all the young guns wanted. Fast forward to 2025 and the FZ series continues to dominate the 150cc segment with refined iterations. According to our average user rating, Yamaha FZS FI V4 has a score of 4.6/5 while Yamaha FZ S FI is rated 4.3/5, showing higher satisfaction for the V4 variant.
Design Philosophy: Classic vs Contemporary
Yamaha FZ S FI – Proven Street Fighter
Yamaha FZ S FI is available in 3 colours and 2 variants providing adequate choice for buyers. The design maintains the classic FZ street fighter aesthetic with muscular fuel tank, aggressive stance, and distinctive LED lighting. The overall appearance is bold without being overly radical, appealing to riders appreciating the established FZ design language.
The design caught my eye because it is simple yet sporty. Front design is sharp, body feels compact. Seat looked soft according to owner testimonials. The FZ S FI represents the evolution of the original FZ-16 philosophy with modern updates while maintaining design continuity.
Yamaha FZS FI V4 – Modern Evolution
Yamaha offers the FZS-FI V4 in 7-12 colours depending on reports, providing extensive personalization options. The V4 brings contemporary styling updates including sharper bodywork, updated graphics, and more aggressive proportions. The bike caught my eye because of its bold and aggressive design according to satisfied V4 owners.
The FZS-FI V4 looks definitely more sporty with large muscular body panels that make it look like a larger bike. The design successfully modernizes the FZ character while maintaining the core street fighter DNA. I recently purchased Yamaha FZS-FI V4 and it’s been amazing experience so far. What instantly caught my eyes was its bold and aggressive design – it definitely stands out on the road.
Engine Performance: Identical Mechanical DNA
Shared Powertrain Excellence
The engine in the 2025 FZ-S Fi makes 12.4 PS and 13.3 Nm. On the other hand, the power and torque of FZS-FI V4 stand at 12.4 PS and 13.3 Nm respectively. For the STD version, 149 cc Petrol engine of 2025 FZ-S Fi produces 12.4 PS at 7250 rpm of power and 13.3 Nm at 5500 rpm of torque. Whereas for the STD version, 149 cc Petrol engine of FZS-FI V4 produces 12.4 PS at 7250 rpm of power and 13.3 Nm at 5500 rpm of torque.
The identical power and torque outputs confirm these motorcycles share the same 149cc air-cooled, fuel-injected engine with absolutely no mechanical differences. In technical specifications, 2025 Yamaha FZ-S Fi is powered by 149 cc engine, while Yamaha FZS-FI V4 is powered by 149 cc engine. The performance characteristics remain identical across both variants.
Real-World Performance
Engine pulls nicely, handles tight corners easily. Brakes feel sharp according to V4 owners. The engine is smooth, responsive, and calm. Bike handles tight streets easily. Engine gives good power and decent performance for everyday use. Suspension tuning is soft, making it great for Indian roads.
As per the users experiences the 2025 Yamaha FZ-S Fi has better performance according to some surveys, though mechanically they’re identical. The perceived performance difference likely comes from rider expectations rather than actual mechanical variation.
Weight Comparison
Yamaha FZS FI V4 is heavier (136 kg) than Yamaha FZ S FI (135 kg). This marginal 1 kg weight difference is negligible in real-world riding and wouldn’t be perceptible to riders. Both motorcycles feel light in traffic but stable at speed according to owner testimonials.
The similar weight ensures handling characteristics remain consistent across both variants, with both offering excellent urban maneuverability and confidence-inspiring stability.
Fuel Efficiency Battle: Significant Difference
This is where the variants diverge substantially. The 2025 Yamaha FZ-S Fi Mileage is around 60 kmpl, while the Yamaha FZS-FI V4 Mileage is around 46 kmpl. The claimed mileage of Yamaha 2025 FZ-S Fi is 60 kmpl whereas the mileage of Yamaha FZS-FI V4 is 46 kmpl.
The reported mileage of Yamaha FZ bikes ranges from 46 kmpl to 60 kmpl. Among the various Yamaha FZ models, the 2025 Yamaha FZ-S Fi stands out as the most fuel-efficient, with an actual mileage of 60 kmpl. On the other hand, the Yamaha FZS-FI V4 is considered the least fuel-efficient model, averaging around 46 kmpl.
This 14 kmpl advantage for the FZ S FI represents approximately 30% better fuel efficiency – a massive difference considering identical engines. The variation likely stems from different tuning, gearing, or hybrid technology in the 2025 FZ-S Fi. I have Purchased FZS FI V4. Bike have good mileage of 51 kmpl according to actual user reports, suggesting real-world V4 figures may be slightly better than claimed.
Features and Technology
FZ S FI Equipment
The FZ S FI focuses on essential features without excessive complexity. It includes LED lighting, digital instrumentation, fuel injection for crisp throttle response, and single-channel ABS for safe braking. The feature set prioritizes reliability and functionality over cutting-edge connectivity.
FZS FI V4 Advanced Features
Yamaha FZS-FI V4 has Low Oil Indicator, Pillion Footrest, Call/SMS Alerts, Engine Kill Switch, Side Stand Indicator. The V4 brings smartphone connectivity as a key differentiator. I mostly like Mobile connectivity. Sporty looks every eye with your side according to satisfied V4 owners.
The FZS-FI V4 comes with the Yamaha Connect X Bluetooth module that allows you to monitor your bike’s activities as well as remotely lock it. The smartphone connectivity enables call and SMS alerts directly on the instrument cluster, enhancing convenience without distracting from riding.
Riding Comfort and Ergonomics
Riding comfort is top notch especially during long ride. The seat is wide and well cushioned and the upright riding posture helps a lot in city traffic according to V4 testimonials. Seat is comfortable both for rider and pillion. Riding feels natural with easy handle.
The riding position is comfortable, and I like the accelerated response from the throttle. It is perfect for both the commuting and typical highway ride of the city. Small bumps do not disturb ride. Daily travel feels easy and safe. Bike is light and stable.
Both variants share identical ergonomics with comfortable seating positions suitable for extended riding. Long rides as well as short ones are comfortable. Suspension works perfectly on bad roads and provides a comfortable experience.
Which FZ Should You Choose?
Choose Yamaha FZ S FI If
Maximum fuel efficiency of 60 kmpl is your top priority. You want the lowest running costs for daily commuting. Lower price saves approximately Rs 4,000-7,000. Essential features meet all your practical needs. You prefer simpler motorcycle without smartphone connectivity. Classic FZ design language appeals more. Three color options provide adequate choice. Comfort, maintenance and safety are priorities. You don’t need call/SMS alerts while riding. The proven design has timeless appeal.
Choose Yamaha FZS FI V4 If
Smartphone connectivity with call/SMS alerts matters. The Yamaha Connect X Bluetooth module appeals. More contemporary, aggressive styling resonates. Seven to twelve color options provide maximum personalization. You appreciate the bolder, more muscular design. Higher user rating of 4.6/5 provides confidence. Modern features justify the premium. You want the latest FZ evolution. Remote bike monitoring adds security. Sporty looks that turn heads are important. You prioritize style and features over fuel efficiency.
The Final Verdict
65% users have chosen Yamaha 2025 FZ-S Fi over Yamaha FZS-FI V4 in a survey, showing preference for fuel efficiency and value. However, as per the users experiences Yamaha 2025 FZ-S Fi is a winner for you if you are seriously looking for comfort, maintenance and safety in your bike. But Yamaha FZS-FI V4 is better on the grounds of mileage, performance and features according to some reports, though this contradicts the fuel efficiency data.
Both motorcycles deliver identical performance from the same 149cc engine, ensuring neither choice compromises on riding experience. The decision ultimately comes down to priorities – fuel efficiency versus modern features and styling.
The Yamaha FZ S FI excels with exceptional 60 kmpl fuel efficiency, lower purchase price, and proven reliability. It’s perfect for budget-conscious commuters prioritizing running costs and simple, effective transportation. The 14 kmpl advantage over the V4 translates to significant annual savings.
The Yamaha FZS FI V4 provides modern connectivity, bolder styling, more color options, and contemporary features that enhance ownership experience. The smartphone connectivity, call/SMS alerts, and remote monitoring justify the premium for tech-savvy riders. The higher user rating of 4.6/5 reflects satisfaction with the complete package.
Yes, I’d recommend this model if you value worry-free ownership and good after-sales support. It may not be the fastest out there but if you want a solid, comfortable, reliable bike for city and some open roads, this is a good bet according to satisfied owners.
Visit Yamaha dealerships, test ride both variants, and honestly assess your priorities. If maximum fuel efficiency and value matter most, choose the FZ S FI. If modern features, connectivity, and contemporary styling are priorities, select the FZS FI V4. Either choice provides the legendary FZ reliability, smooth performance, and street fighter character that has made this series the “Lord of the Streets” for nearly two decades.
