Bajaj CNG Bike vs Honda Dio
Prices ex-showroom Delhi, checked 2026-09. On-road and running costs estimated for Delhi.
Bajaj CNG Bike and Honda Dio are from different segments and turn up together on most shortlists. The CNG Bike costs ₹29,417 more than the Dio, so the question is whether what it adds is worth roughly 39% extra.
On our category count it is a draw at 3 each, which usually means the two are aimed at different riders rather than one being better.
Category by category
Price
Dio
The Dio starts ₹29,417 lower (₹74,820 against ₹1,04,237), about ₹940 a month less on a standard loan.
Running cost
CNG Bike
CNG Bike claims 91 kmpl against 48 kmpl. That is roughly ₹8,822 a year in fuel at 30 km a day.
Performance
Dio
Dio has the better power-to-weight ratio: 73 against 62 bhp per tonne. It will feel quicker with a pillion and on overtakes.
Safety kit
Tie
Braking and safety equipment are matched.
Features
CNG Bike
CNG Bike gets alloy wheels, rear monoshock, led headlamp and led daytime running lamp and 2 more items.
City manners
Dio
Dio is 43 kg lighter and lower in the seat (765 mm), which you feel in traffic and when parking.
Warranty
CNG Bike
CNG Bike comes with 5 years of standard warranty against 3 on the Dio.
Which one should you buy?
Buy the CNG Bike if
- mileage matters more to you than outright performance
- a longer standard warranty gives you peace of mind
- your priority is daily high-mileage commuting
- your priority is fuel-cost-conscious riders
Buy the Dio if
- you want the lower purchase price and EMI
- you ride two-up or on highways and want the stronger engine
- you are a new rider or shorter and want the lighter bike
- your priority is first scooter
What each really costs
Base variants, Delhi, 30 km a day. Servicing and insurance are class-typical estimates.
| Cost | CNG Bike | Dio |
|---|---|---|
| Ex-showroom | ₹1,04,237 | ₹74,820 |
| On-road, Delhi | ₹1,19,400 | ₹87,100 |
| Fuel, 5 years | ₹49,295 | ₹93,405 |
| Servicing, 5 years | ₹30,000 | ₹17,500 |
| Insurance renewals | ₹5,732 | ₹4,180 |
| Five-year total | ₹2,04,427 | ₹2,02,185 |
Full specification comparison
Better figure in each row is shown in green.
| Spec | BajajCNG Bike | HondaDio |
|---|---|---|
| Price | ||
| Starting ex-showroom | ₹1,04,237 | ₹74,820 |
| Rough EMI / month | ₹3,310 | ₹2,370 |
| Engine | ||
| Engine | 125 cc | 109.5 cc |
| Engine type | 1 Cylinder, Air Cooled, 2 Valves | 1 Cylinder, Fan Cooled, 2 Valves |
| Power | 9.3 bhp | 7.8 bhp |
| Torque | 9.7 Nm | 9.0 Nm |
| Claimed mileage | 91 kmpl | 48 kmpl |
| Cooling | Air-cooled | — |
| Transmission | 5 Speed | CVT automatic |
| Electric | ||
| Top speed | 93 km/h | 83 km/h |
| Dimensions | ||
| Kerb weight | 149 kg | 106 kg |
| Fuel tank | — | 5.3 L |
| Seat height | 825 mm | 765 mm |
| Ground clearance | 170 mm | 160 mm |
| Wheelbase | 1340 mm | 1260 mm |
| Length | — | 1808 mm |
| Width | — | 677 mm |
| Height | — | 1151 mm |
| Brakes & suspension | ||
| Front brake | Drum, 130 mm | Drum, 130 mm |
| Rear brake | Drum, 130 mm | Drum, 130 mm |
| ABS / CBS | CBS | CBS |
| Front suspension | Telescopic Fork | Telescopic Suspension |
| Rear suspension | Monoshock Absorber | Unit Swing |
| Tyres | ||
| Front tyre | 90/80-17 | 90/90-12 |
| Rear tyre | 120/70-16 | 90/100-10 |
CNG Bike vs Dio: questions people ask
- Which is cheaper, the CNG Bike or the Dio?
- The Dio is cheaper by ₹29,417 at the base variant (₹74,820 against ₹1,04,237 ex-showroom Delhi).
- Which gives better mileage, the CNG Bike or the Dio?
- The CNG Bike claims 91 kmpl against 48 kmpl. Real-world figures for both will be lower.
- What is the on-road price difference between the CNG Bike and Dio in Delhi?
- About ₹32,300: roughly ₹1,19,400 for the CNG Bike and ₹87,100 for the Dio, 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 ₹2,02,185 for the Dio, including purchase, fuel, servicing and insurance renewals. The Dio comes out ₹2,242 ahead.
