Comparing the Kawasaki Z900 and the Aprilia RS 457 side by side helps you weigh how each motorcycle fits your riding needs before you decide. On the engine front, the Kawasaki Z900 comes with a 948cc unit compared to the Aprilia RS 457's 457 cc, producing 125 PS @ 9500 rpm and 47.6 PS (≈ 35 kW) at 9,400 rpm respectively. Fuel efficiency stands at 20.83 for the Kawasaki Z900 versus 30 kmpl for the Aprilia RS 457. The full specification, pricing and feature breakdown for both motorcycles is available in the table below.
| Specification | ||
|---|---|---|
Engine Specifications |
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| Cooling System | Liquid Cooled | Liquid-cooled |
| Displacement | 948cc | 457 cc |
| Engine Type | Liquid Cooled, 4 Stroke Inline Four, 16 valves, DOHC | 2 parallel forward-facing cylinders, 4 valves per cylinder |
| Power | 125 PS @ 9500 rpm | 47.6 PS (≈ 35 kW) at 9,400 rpm |
| Torque | 98.6 Nm @ 7700 rpm | 43.5 Nm at 6,700 rpm |
Performance & Efficiency |
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| Fuel Tank Capacity | 17L | 13L |
| Mileage | 20.83 | 30 kmpl |
Dimensions & Weight |
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| Kerb Weight | 212 | 175 |
| Seat Height | 830 | 800 |
Brakes & Suspension |
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| ABS | Dual Channel | Dual Channel |
| Front Brake | Disc, 300 mm, 4 piston caliper | Disc 320 mm 4 Piston |
| Front Suspension | Ø41 mm Inverted Fork with rebound damping and spring preload adjustability/120 mm | 41mm upside-down fork, adjustable preload, 120mm travel |
| Rear Brake | Disc, 250 mm, 1 piston caliper | Disc 220 mm 1 Piston |
| Rear Suspension | Horizontal Back-link with rebound damping and spring preload adjustability/140 mm | Monoshock, adjustable preload, 130 mm wheel travel |
Tyres & Wheels |
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| Front Tyre | Front - 120/70 - ZR17 | 110/70 - 17 |
| Rear Tyre | Rear - 180/55 - ZR17 | 150/60 - 17 |
| Tyre Type | Tubeless | Tubeless |
| Wheel Type | Alloy | Alloy |
Features & Technology |
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| Headlight | Triple-pod LED (dual low beam + single high beam) | LED |
Other Specifications |
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| Battery | 12V, 8.6ah, MF (Maintenance-Free) | 12v MF |
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| Color Options | Metallic Matte Graphenesteel Gray/Metallic Flat Spark BlackCandy Lime Green/Metallic Carbon Gray | Racing StripesPrismatic DarkOpalescent LightGP ReplicaCoral Snake blueArsenic yellow |
| Fuel System | Fuel injection | Fuel injection |
| Price Variants | Standard | 999000 | Dual channel ABS | Metallic Matte Graphenesteel Gray / Metallic Flat Spark Black | Candy Lime Green / Metallic Carbon Gray | STD | 422229 GP Replica | 437228 |
| Starter | Self start | Self start |
| Transmission | 6 Speed manual | 6-speed manual |









