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Analysis of Choosing Between Kawasaki Ninja 650 and 400

3 Answers
DiIsabelle
09/05/25 2:48am
Although Kawasaki is considered a popular brand among domestically imported models, its Ninja 650 remains a relatively niche model in China. This is because the Ninja 400, which also features a parallel twin-cylinder engine with similar displacement, holds a price advantage. However, the all-new Ninja 650 might change this situation. It could potentially become the most anticipated mid-weight sports bike in China next year. More details are as follows: For Beginners: Even entry-level riders should consider the more modest Z400 in terms of overall performance, as this model is better suited for beginners to handle. After all, mastering motorcycle riding is a gradual process, and jumping directly to a mid-weight model might not be ideal. Kawasaki 400: Equipped with a twin-cylinder liquid-cooled fuel-injected engine, it has an actual displacement of 399cc, with a maximum power of 33.5kW and a maximum torque of 37.2Nm. The power performance of this bike is also 'lackluster.' As a 400cc-class motorcycle, if its power isn't restricted upon import, it can reach speeds of up to 180km/h, outperforming some 650cc-class models.
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McPatrick
09/17/25 3:28am
As someone who has been riding motorcycles for several years, I'll analyze the choice between the Ninja 650 and 400 from a power perspective. The 650cc engine of the 650 delivers fierce acceleration on highways with strong power delivery, making it suitable for experienced riders seeking thrills. The 400 has a smaller displacement with gentler power output, making it easier for beginners to control. In terms of weight, the 650 is heavier and requires more skill when cornering, while the 400 is lightweight and agile, making lane splitting and overtaking in urban areas extremely convenient. For long-term riding, the 650 has slightly higher fuel consumption but offers better stability on long trips, whereas the 400 is more fuel-efficient and economical, making daily commutes less tiring. Personally, I prefer the 650's strong performance, but if you're just starting out, the 400 is a better entry point as it's less intimidating and allows for gradual skill improvement. Overall, the choice depends on riding habits – choose the 650 for passionate riding or the 400 for beginners and daily commuting. Don't forget to test ride before deciding.
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SanBentley
10/31/25 4:00am
I always focus on practical aspects, and the choice between the Ninja 400 and 650 can be viewed from an urban living perspective. The 400 is lightweight and easy to handle, making stop-and-go commuting effortless, especially when navigating through traffic jams—it's super beginner-friendly for practicing skills. Its low fuel consumption saves money, and a full tank goes a long way. The 650, with more horsepower, is slightly thirstier but performs better on highways. Comfort-wise, the 400 has a softer seat and less vibration, making city rides less tiring, while the 650's higher seat is better for long distances but feels a bit bulky in the city. Insurance for the 400 is usually cheaper, easing the financial burden for commuters. Maintenance-wise, the 400's parts are easier to find and cheaper, whereas the 650, though durable, has higher upkeep costs. I lean toward the 400 as my top choice, especially for carefree rides on nice-weather days.
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