MyMoto Bike Profile
Kawasaki Ninja 400
399cc · ~45 hp · seat 785 mm · ~$4,300
One of the strongest used beginner sport bikes: light, friendly, sporty-looking, and much less risky than a 600cc supersport. Ideal rider: A rider who wants a real sport-style motorcycle that still behaves like a sensible learning platform.
Photo: Rikita, CC BY-SA 4.0, via Wikimedia Commons
Quick specs
| Engine | 399cc |
| Power | ~45 hp |
| Wet weight | ~168 kg |
| Seat height | 785 mm |
| Price (new) | ~$4,300 |
| Typical used range | $3500 - $5500 (used, condition varies) |
| Years | 2018-2023 USA;2018-present global |
| Licence fit | A2;US beginner |
Figures are catalog approximations and vary by model year and market; always verify the exact spec and price for your region.
Who it is for
Newer riders who want real sport-bike looks with forgiving weight, friendly seat height, and a strong used market.
Where it fits best: Newer riders wanting sport-bike looks; A2 riders; used buyers; riders comparing Ninja 500, R3, RC 390, and CBR500R.
Who should skip it
Avoid if the rider wants upright comfort, luggage practicality, or brand-new USA availability. Popular used beginner sport bike; check crash damage, fairings, levers, tires, chain, clutch abuse, and track-use signs.
Can create regret if bought because it looks like a supersport but the rider expects 600cc performance. Used damage is the bigger trap.
The honest reality
- For beginners
- Very beginner-friendly for a sport bike if the rider respects the throttle and avoids buying a crashed example.
- In the city
- Good for city use compared with bigger sport bikes, but a naked bike is still easier in dense traffic.
- On the highway
- Capable of highway use, though wind, revs, and small-bike feel are part of the deal.
- Engine character
- 399cc parallel twin; smooth, revvy, and friendlier than a 600.
- Owning it
- Kawasaki ownership is generally practical; the real risk is buying a dropped, abused, or modified used example.
Buying used
Check fairings, bars, levers, pegs, frame/fork alignment, tires, chain, clutch, brake discs, service records, exhaust/tune mods, and signs of track use. Typical asking range: $3500 - $5500 (used, condition varies).
Bikes riders cross-shop
Kawasaki Ninja 500 · Yamaha YZF-R3 · KTM RC 390 · Honda CBR500R · Kawasaki Z400.
Does the Kawasaki Ninja 400 actually fit you?
A spec sheet cannot weigh your height, budget, roads, experience, and the regret risks that show up after buying. MyMoto's free advisor can. Tell it about yourself and see whether this bike, or something better for you, comes out on top.
Chat with the MyMoto advisor
MyMoto is an early beta. Always verify current specs, pricing, licence rules, insurance, and local availability before buying any motorcycle. Figures are sourced from our verified catalog and may vary by model year and market.
Deep dive: Kawasaki Ninja 400 vs Ninja 500 →
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