Bajaj CNG Bike vs Suzuki Gixxer SF 250 Flex Fuel
Prices ex-showroom Delhi, checked 2026-09. On-road and running costs estimated for Delhi.
Bajaj CNG Bike and Suzuki Gixxer SF 250 Flex Fuel are both sports bikes and turn up together on most shortlists. The Gixxer SF 250 Flex Fuel costs ₹96,610 more than the CNG Bike, so the question is whether what it adds is worth roughly 93% extra.
The CNG Bike takes 4 of the 6 categories we score. Our overall ratings are 6.5/10 for the CNG Bike and 6.5/10 for the Gixxer SF 250 Flex Fuel.
Category by category
Price
CNG Bike
The CNG Bike starts ₹96,610 lower (₹1,04,237 against ₹2,00,847), about ₹3,060 a month less on a standard loan.
Running cost
CNG Bike
CNG Bike claims 91 kmpl against 35 kmpl. That is roughly ₹15,493 a year in fuel at 30 km a day.
Performance
Gixxer SF 250 Flex Fuel
Gixxer SF 250 Flex Fuel has the better power-to-weight ratio: 162 against 62 bhp per tonne. It will feel quicker with a pillion and on overtakes.
Safety kit
Gixxer SF 250 Flex Fuel
Gixxer SF 250 Flex Fuel adds dual-channel abs, front disc brake and rear disc brake that the CNG Bike does not have on any variant.
City manners
CNG Bike
CNG Bike is 12 kg lighter and taller in the seat (825 mm), which you feel in traffic and when parking.
Warranty
CNG Bike
CNG Bike comes with 5 years of standard warranty against 2 on the Gixxer SF 250 Flex Fuel.
Which one should you buy?
Buy the CNG Bike if
- you want the lower purchase price and EMI
- mileage matters more to you than outright performance
- you are a new rider or shorter and want the lighter bike
- a longer standard warranty gives you peace of mind
Buy the Gixxer SF 250 Flex Fuel if
- you ride two-up or on highways and want the stronger engine
- dual-channel ABS is non-negotiable for you
- your priority is ethanol-fuel availability areas
- your priority is highway touring
What each really costs
Base variants, Delhi, 30 km a day. Servicing and insurance are class-typical estimates.
| Cost | CNG Bike | Gixxer SF 250 Flex Fuel |
|---|---|---|
| Ex-showroom | ₹1,04,237 | ₹2,00,847 |
| On-road, Delhi | ₹1,19,400 | ₹2,29,000 |
| Fuel, 5 years | ₹49,295 | ₹1,26,760 |
| Servicing, 5 years | ₹30,000 | ₹30,000 |
| Insurance renewals | ₹5,732 | ₹10,992 |
| Five-year total | ₹2,04,427 | ₹3,96,752 |
Full specification comparison
Better figure in each row is shown in green.
| Spec | BajajCNG Bike | SuzukiGixxer SF 250 Flex Fuel |
|---|---|---|
| Price | ||
| Starting ex-showroom | ₹1,04,237 | ₹2,00,847 |
| Rough EMI / month | ₹3,310 | ₹6,370 |
| Engine | ||
| Engine | 125 cc | 249 cc |
| Engine type | 1 Cylinder, Air Cooled, 2 Valves | 1 Cylinder, Oil Cooled, 4 Valves |
| Power | 9.3 bhp | 26.1 bhp |
| Torque | 9.7 Nm | 22.2 Nm |
| Claimed mileage | 91 kmpl | 35 kmpl |
| Cooling | Air-cooled | Oil-cooled |
| Transmission | 5 Speed | 6 Speed |
| Electric | ||
| Top speed | 93 km/h | 150 km/h |
| Dimensions | ||
| Kerb weight | 149 kg | 161 kg |
| Fuel tank | — | 12 L |
| Seat height | 825 mm | 800 mm |
| Ground clearance | 170 mm | 165 mm |
| Wheelbase | 1340 mm | 1345 mm |
| Length | — | 2010 mm |
| Width | — | 740 mm |
| Height | — | 1035 mm |
| Brakes & suspension | ||
| Front brake | Drum, 130 mm | Disc, 300 mm, 2 piston caliper |
| Rear brake | Drum, 130 mm | Disc, 220 mm, 1 piston caliper |
| ABS / CBS | CBS | Dual Channel ABS |
| Front suspension | Telescopic Fork | Telescopic |
| Rear suspension | Monoshock Absorber | Monoshock |
| Tyres | ||
| Front tyre | 90/80-17 | 110/70-R17 |
| Rear tyre | 120/70-16 | 150/60-R17 |
CNG Bike vs Gixxer SF 250 Flex Fuel: questions people ask
- Which is cheaper, the CNG Bike or the Gixxer SF 250 Flex Fuel?
- The CNG Bike is cheaper by ₹96,610 at the base variant (₹1,04,237 against ₹2,00,847 ex-showroom Delhi).
- Which gives better mileage, the CNG Bike or the Gixxer SF 250 Flex Fuel?
- The CNG Bike claims 91 kmpl against 35 kmpl. Real-world figures for both will be lower.
- What is the on-road price difference between the CNG Bike and Gixxer SF 250 Flex Fuel in Delhi?
- About ₹1,09,600: roughly ₹1,19,400 for the CNG Bike and ₹2,29,000 for the Gixxer SF 250 Flex Fuel, base variants, including road tax, registration and insurance.
- Which costs less to own over five years?
- Our estimate for five years at 30 km a day in Delhi is ₹2,04,427 for the CNG Bike and ₹3,96,752 for the Gixxer SF 250 Flex Fuel, including purchase, fuel, servicing and insurance renewals. The CNG Bike comes out ₹1,92,325 ahead.
