R3 vs Ninja 400:
Live Listing Comparison
5 active listings scanned across Craigslist, eBay, CycleTrader & MotoHunt
Riders cross-shopping the R3 and Ninja 400 in 2026 are looking at two of the most talked-about options in the Beginner Sport market. Both bikes bring real credibility — the R3 from Yamaha and the Ninja 400 from Kawasaki each have loyal followings, active used markets, and strong resale value. The right choice comes down to your riding style, budget, and how much you care about the differences in displacement (321cc vs 399cc), MSRP range, and day-to-day ergonomics. This page cuts through the forum noise with live listing data pulled directly from ThrottleScout's nationwide scan of Craigslist, eBay Motors, CycleTrader, and MotoHunt — so every price you see reflects real asking prices, not sticker prices. Use the stats below to figure out which bike is genuinely cheaper on the used market in your area, which has more inventory (more options = more negotiating power), and which deals are worth acting on today.
Spec Snapshot
| Spec | R3 | Ninja 400 |
|---|---|---|
| Make | Yamaha | Kawasaki |
| Displacement | 321cc | 399cc |
| Type | Sport | Sport |
| Segment | Beginner Sport | Beginner Sport |
| MSRP Range (new) | $5,299 – $5,499 | $5,299 – $5,799 |
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FAQ
Based on current listings, the R3 averages $4,150 versus $4,288 for the Ninja 400 — a difference of $138.
The R3 has a 321cc engine; the Ninja 400 has a 399cc engine.
Right now ThrottleScout sees 1 active R3 listings and 4 active Ninja 400 listings nationwide. More inventory means more negotiating power.


