KAWASAKI Z400 vs KTM 390 DUKE
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Scores, summary & seat (optional) Estimates and auto text from specs — open if you want them.
Technical score (estimate)
Weighted mix of power, torque, power-to-weight, top speed and lighter weight within this comparison only. Not a real-world verdict — riding style and roads matter.
Usage fit (estimate)
Rough scores for city riding, touring, sporty riding and new riders — mix of specs and bike category. Same caveats as the technical score: traffic, skill and tyres matter.
City / commute
Touring / long rides
Sporty riding
New rider friendly
Seat height (cm)
Figures are as in the database; boots, suspension sag and road surface change how tall the bike feels.
- KAWASAKI Z400 78.5 cm Lowest seat here
- KTM 390 DUKE 83 cm Tallest seat here
Spread in this comparison: about 4.5 cm.
Rough guide: comfortable flat-foot reach often needs inseam roughly in the same ballpark as seat height (varies a lot by ergonomics).
Auto summary from specs
Generated from the numbers in the comparison — not a review.
- Power spans 44 hp (KTM 390 DUKE) up to 45 hp (KAWASAKI Z400).
- Torque spans 37 Nm (KTM 390 DUKE) up to 37.2 Nm (KAWASAKI Z400).
- Weight spans 149 kg (KTM 390 DUKE) to 167 kg (KAWASAKI Z400).
- Engine sizes are very close.
Reader votes so far — total 1: KAWASAKI Z400 (1); KTM 390 DUKE (0).
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| Specification | KAWASAKI Z400 | KTM 390 DUKE |
|---|---|---|
| Brand | KAWASAKI | KTM |
| Model | KAWASAKI Z400 | KTM 390 DUKE |
| Engine size | 400cc | 400cc |
| Power | 45hp | 44hp |
| Torque | 37.2nm. | 37nm. |
| Cylinders / valves | Twin cylinder, 8 valves | Single cylinder, 4 valves |
| Weight | 167kg | 149kg |
| Front brake | 310 mm petal discs. Single balanced actuation, dual-piston caliper | Four-piston radial fixed calliper, brake disc |
| Rear brake | 220 mm single petal disc. Dual-piston caliper | Single-piston floating calliper, brake disc |
| Seat height (cm) | 78.5cm | 83cm |
| Front tyre | 110/70R17 M/C 54H | 110/70 17 |
| Rear tyre | 150/60R17 M/C 66H | 150/60 17 |
| Cooling | Liquid cooling | Liquid cooling |
| Front suspension | 41mm telescopic fork | WP APEX 43 |
| Rear suspension | Bottom-Link Uni-Trak, gas-charged, preload adjustable | WP APEX - Monoshock |
| Motorcycle type | Naked | Naked |
| Top speed | 185km/h | 170km/h |
| Fuel capacity / consumption | 14 L – 3.5 L/100km | 13.4 L – 3.5 L/100km |
| Service network | ||
| Service quality | ||
| Parts availability | ||
| Price | $5399 | $5899 |
| Brand price lists | View KAWASAKI price list | View KTM price list |
| Extra features | -New Slipper Clutch -Economical Riding Indicator |
-TFT Display, slipper clutch |
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2023 KAWASAKI Z400 vs 2023 KTM 390 DUKE: listed specifications
The 2023 KAWASAKI Z400 and 2023 KTM 390 DUKE are closely matched in peak power and torque, while the Z400 has the higher listed top speed, and the 390 DUKE has a lower listed weight.
Engine displacement
Z400 and 390 DUKE have very similar engine displacement (400 cc vs 400 cc).
Peak power
Z400 and 390 DUKE have very similar peak power (45 hp vs 44 hp).
Torque
Z400 and 390 DUKE have very similar listed torque (37.2 Nm vs 37 Nm).
Listed top speed
Z400 has a modest listed top-speed advantage (185 km/h vs 170 km/h).
Cooling
Both motorcycles are listed as liquid-cooled.
Weight and seat height
390 DUKE is notably lighter on the listed weight (149 kg vs 167 kg). There is a noticeable listed seat-height difference: 390 DUKE is listed higher (83 cm) than Z400 (78.5 cm).
Conclusion
The measurable differences are therefore concentrated in listed top speed, weight and seat height, while displacement, peak power and torque remain relatively close.
Frequently asked questions
What is the top speed of KAWASAKI Z400 vs KTM 390 DUKE?
KAWASAKI Z400 is listed at 185 km/h (115 mph) vs 170 km/h (106 mph) for KTM 390 DUKE.
Which has more horsepower, KAWASAKI Z400 or KTM 390 DUKE?
KAWASAKI Z400 has 45 hp compared with 44 hp on the KTM 390 DUKE.
Which is lighter, KAWASAKI Z400 or KTM 390 DUKE?
KTM 390 DUKE is lighter at 149 kg vs 167 kg for KAWASAKI Z400.
Which is better, KAWASAKI Z400 or KTM 390 DUKE?
It depends on your riding style. Compare top speed, weight, fuel use and price in the table on this page, then vote for the bike you prefer.
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