Ather Energy 450X vs Yamaha Aerox 155
Prices ex-showroom Delhi, checked 2026-09. On-road and running costs estimated for Delhi.
Ather Energy 450X and Yamaha Aerox 155 are from different segments and turn up together on most shortlists. They are priced within ₹6,264 of each other, so this comes down to what each does with the money.
The 450X takes 4 of the 6 categories we score. Our overall ratings are 8/10 for the 450X and 7/10 for the Aerox 155.
Category by category
Price
450X
The 450X starts ₹6,264 lower (₹1,40,000 against ₹1,46,264), about ₹200 a month less on a standard loan.
Running cost
450X
The 450X is electric and costs a fraction per kilometre to run, though its purchase price and battery replacement risk need weighing against that.
Performance
Aerox 155
Aerox 155 has the better power-to-weight ratio: 117 against 77 bhp per tonne. It will feel quicker with a pillion and on overtakes.
Safety kit
Aerox 155
Aerox 155 adds single-channel abs, tubeless tyres and traction control that the 450X does not have on any variant.
City manners
450X
450X is 15 kg lighter and lower in the seat (780 mm), which you feel in traffic and when parking.
Warranty
450X
450X comes with 3 years of standard warranty against 2 on the Aerox 155.
Which one should you buy?
Buy the 450X if
- you want the lower purchase price and EMI
- you are a new rider or shorter and want the lighter bike
- a longer standard warranty gives you peace of mind
- your priority is ride quality over range
Buy the Aerox 155 if
- you ride two-up or on highways and want the stronger engine
- you live where Yamaha's bigger service network matters
- your priority is performance-focused scooter buyers
- your priority is two-up highway rides
What each really costs
Base variants, Delhi, 30 km a day. Servicing and insurance are class-typical estimates.
| Cost | 450X | Aerox 155 |
|---|---|---|
| Ex-showroom | ₹1,40,000 | ₹1,46,264 |
| On-road, Delhi | ₹1,46,900 | ₹1,69,100 |
| Energy, 5 years | ₹10,390 | ₹1,15,235 |
| Servicing, 5 years | ₹10,000 | ₹17,500 |
| Insurance renewals | ₹7,052 | ₹8,116 |
| Five-year total | ₹1,74,342 | ₹3,09,951 |
Full specification comparison
Better figure in each row is shown in green.
| Spec | Ather Energy450X | YamahaAerox 155 |
|---|---|---|
| Price | ||
| Starting ex-showroom | ₹1,40,000 | ₹1,46,264 |
| Rough EMI / month | ₹4,440 | ₹4,640 |
| Engine | ||
| Engine | — | 155 cc |
| Engine type | — | 1 Cylinder, Liquid Cooled, 4 Valves |
| Power | — | 14.8 bhp |
| Torque | — | 13.9 Nm |
| Claimed mileage | — | 40 kmpl |
| Cooling | — | Liquid-cooled |
| Transmission | Belt drive, PMSM motor | CVT automatic |
| Electric | ||
| Peak motor power | 6.4 kW | — |
| Battery | 3.7 kWh | — |
| Claimed range | 161 km | — |
| Charging time | 5.5 hrs | — |
| Top speed | 90 km/h | 115 km/h |
| Dimensions | ||
| Kerb weight | 111 kg | 126 kg |
| Fuel tank | — | 5.5 L |
| Seat height | 780 mm | 790 mm |
| Ground clearance | 170 mm | 145 mm |
| Wheelbase | 1296 mm | 1350 mm |
| Length | — | 1980 mm |
| Width | — | 700 mm |
| Height | — | 1150 mm |
| Under-seat storage | 22 L | — |
| Brakes & suspension | ||
| Front brake | Disc | Disc, 230 mm, 1 piston caliper |
| Rear brake | Disc | Drum, 130 mm |
| ABS / CBS | CBS with regen | Single Channel ABS |
| Front suspension | Telescopic | Telescopic fork |
| Rear suspension | Monoshock | Unit swing |
| Tyres | ||
| Front tyre | 90/90-12 | 110/80-14 |
| Rear tyre | 90/90-12 | 140/70-14 |
450X vs Aerox 155: questions people ask
- Which is cheaper, the 450X or the Aerox 155?
- The 450X is cheaper by ₹6,264 at the base variant (₹1,40,000 against ₹1,46,264 ex-showroom Delhi).
- What is the on-road price difference between the 450X and Aerox 155 in Delhi?
- About ₹22,200: roughly ₹1,46,900 for the 450X and ₹1,69,100 for the Aerox 155, 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 ₹1,74,342 for the 450X and ₹3,09,951 for the Aerox 155, including purchase, energy, servicing and insurance renewals. The 450X comes out ₹1,35,609 ahead.
