KTM 390 Adventure X vs Bajaj CNG Bike
Prices ex-showroom Delhi, checked 2026-09. On-road and running costs estimated for Delhi.
KTM 390 Adventure X and Bajaj CNG Bike are both sports bikes and turn up together on most shortlists. The 390 Adventure X costs ₹2,45,491 more than the CNG Bike, so the question is whether what it adds is worth roughly 236% extra.
The CNG Bike takes 4 of the 7 categories we score, so this is close and comes down to what you weight. Our overall ratings are 8/10 for the 390 Adventure X and 6.5/10 for the CNG Bike.
Category by category
Price
CNG Bike
The CNG Bike starts ₹2,45,491 lower (₹1,04,237 against ₹3,49,728), about ₹7,780 a month less on a standard loan.
Running cost
CNG Bike
CNG Bike claims 91 kmpl against 28 kmpl. That is roughly ₹22,407 a year in fuel at 30 km a day.
Performance
390 Adventure X
390 Adventure X has the better power-to-weight ratio: 250 against 62 bhp per tonne. It will feel quicker with a pillion and on overtakes.
Safety kit
390 Adventure X
390 Adventure X adds single-channel abs, front disc brake and rear disc brake and more that the CNG Bike does not have on any variant.
Features
390 Adventure X
390 Adventure X gets usd front forks, slipper clutch, projector headlamp and colour tft console and 4 more items.
City manners
CNG Bike
CNG Bike is 32 kg lighter, which you feel in traffic and when parking.
Warranty
CNG Bike
CNG Bike comes with 5 years of standard warranty against 2 on the 390 Adventure X.
Which one should you buy?
Buy the 390 Adventure X if
- you ride two-up or on highways and want the stronger engine
- your priority is highway touring with cruise control
- your priority is riders wanting adventure s performance for less
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
What each really costs
Base variants, Delhi, 30 km a day. Servicing and insurance are class-typical estimates.
| Cost | 390 Adventure X | CNG Bike |
|---|---|---|
| Ex-showroom | ₹3,49,728 | ₹1,04,237 |
| On-road, Delhi | ₹4,00,200 | ₹1,19,400 |
| Fuel, 5 years | ₹1,61,330 | ₹49,295 |
| Servicing, 5 years | ₹30,000 | ₹30,000 |
| Insurance renewals | ₹19,208 | ₹5,732 |
| Five-year total | ₹6,10,738 | ₹2,04,427 |
Full specification comparison
Better figure in each row is shown in green.
| Spec | KTM390 Adventure X | BajajCNG Bike |
|---|---|---|
| Price | ||
| Starting ex-showroom | ₹3,49,728 | ₹1,04,237 |
| Rough EMI / month | ₹11,090 | ₹3,310 |
| Engine | ||
| Engine | 398.6 cc | 125 cc |
| Engine type | 1 Cylinder, Liquid Cooled, 4 Valves | 1 Cylinder, Air Cooled, 2 Valves |
| Power | 45.3 bhp | 9.3 bhp |
| Torque | 39 Nm | 9.7 Nm |
| Claimed mileage | 28 kmpl | 91 kmpl |
| Cooling | Liquid-cooled | Air-cooled |
| Transmission | 6 Speed | 5 Speed |
| Electric | ||
| Top speed | — | 93 km/h |
| Dimensions | ||
| Kerb weight | 181 kg | 149 kg |
| Fuel tank | 14.5 L | — |
| Seat height | 825 mm | 825 mm |
| Ground clearance | 228 mm | 170 mm |
| Wheelbase | 1470 mm | 1340 mm |
| Brakes & suspension | ||
| Front brake | Disc, 320 mm, 2 piston caliper | Drum, 130 mm |
| Rear brake | Disc, 240 mm, 1 piston caliper | Drum, 130 mm |
| ABS / CBS | Switchable ABS | CBS |
| Front suspension | WP APEX USD forks, 43 mm diameter, 200mm travel | Telescopic Fork |
| Rear suspension | WP APEX Monoshock, 205mm wheel travel Adjustable for Preload (10 steps) | Monoshock Absorber |
| Tyres | ||
| Front tyre | 100/90-19 | 90/80-17 |
| Rear tyre | 130/80-17 | 120/70-16 |
390 Adventure X vs CNG Bike: questions people ask
- Which is cheaper, the 390 Adventure X or the CNG Bike?
- The CNG Bike is cheaper by ₹2,45,491 at the base variant (₹1,04,237 against ₹3,49,728 ex-showroom Delhi).
- Which gives better mileage, the 390 Adventure X or the CNG Bike?
- The CNG Bike claims 91 kmpl against 28 kmpl. Real-world figures for both will be lower.
- What is the on-road price difference between the 390 Adventure X and CNG Bike in Delhi?
- About ₹2,80,800: roughly ₹4,00,200 for the 390 Adventure X and ₹1,19,400 for the CNG Bike, 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 ₹6,10,738 for the 390 Adventure X and ₹2,04,427 for the CNG Bike, including purchase, fuel, servicing and insurance renewals. The CNG Bike comes out ₹4,06,311 ahead.
