2025 KTM 1390 SUPER DUKE GT vs KAWASAKI Z900
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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.
- 2025 KTM 1390 SUPER DUKE GT 83.4 cm Tallest seat here
- KAWASAKI Z900 82 cm Lowest seat here
Spread in this comparison: about 1.4 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 125 hp (KAWASAKI Z900) up to 188 hp (2025 KTM 1390 SUPER DUKE GT).
- Torque spans 98.6 Nm (KAWASAKI Z900) up to 145 Nm (2025 KTM 1390 SUPER DUKE GT).
- Weight spans 212 kg (KAWASAKI Z900) to 213 kg (2025 KTM 1390 SUPER DUKE GT).
- Displacement spans 900 cc (KAWASAKI Z900) to 1100 cc (2025 KTM 1390 SUPER DUKE GT).
All values look the same; turn off the filter.
| Specification | 2025 KTM 1390 SUPER DUKE GT | KAWASAKI Z900 |
|---|---|---|
| Brand | KTM | KAWASAKI |
| Model | 2025 KTM 1390 SUPER DUKE GT | KAWASAKI Z900 |
| Engine size | Above 1000cc | 900cc |
| Power | 188hp | 125hp |
| Torque | 145nm. | 98.6nm. |
| Cylinders / valves | Twin cylinder, 8 valves | 4 cylinders, 16 valves |
| Weight | 213kg | 212kg |
| Front brake | Brembo Stylema Monoblock 4-piston radial-mounted caliper, dual 320mm discs w/ ABS | 300 mm dual disc, 4-piston caliper |
| Rear brake | Brembo 2-piston fixed caliper, 240mm disc w/ ABS | 250 mm single disc, single-piston caliper |
| Seat height (cm) | 83.4cm | 82cm |
| Front tyre | 120/70-17 | 120/70ZR17 |
| Rear tyre | 200/55-17 | 180/55ZR17 |
| Cooling | Liquid cooling | Liquid cooling |
| Front suspension | 48mm WP Apex inverted fork, semi-active (Gen 3); 4.9 in. travel | 41 mm inverted fork, continuously adjustable compression and rebound damping, and spring preload adjustable |
| Rear suspension | WP Apex linkage shock, semi-active (Gen 3); 5.5 in. travel | Horizontal back-link, continuously adjustable rebound damping, spring preload, and preload adjustability |
| Motorcycle type | Touring | Adventure |
| Top speed | 280km/h | 240km/h |
| Fuel capacity / consumption | 19.5 L – 8 L/100km | 17 L – 6 L/100km |
| Service network | ||
| Service quality | ||
| Parts availability | ||
| Price | $25000 | $9899 |
| Brand price lists | View KTM price list | View KAWASAKI price list |
| Extra features | – 8.8" TFT touchscreen with speedometer, tachometer, odometer, gear indicator, fuel gauge, trip meter, clock – LED lights, cornering lights |
-Assist Slipper Clutch -Economical Riding Indicator |
Opinions
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2025 KTM 1390 SUPER DUKE GT vs 2023 KAWASAKI Z900: listed specifications
The 2025 KTM 1390 SUPER DUKE GT and 2023 KAWASAKI Z900 are closely matched in weight, while the 1390 SUPER DUKE GT has more displacement, peak power and torque, and the higher listed top speed.
Engine displacement
1390 SUPER DUKE GT has a clearly larger listed engine displacement (1100 cc vs 900 cc).
Peak power
1390 SUPER DUKE GT has a clear listed power advantage (188 hp vs 125 hp).
Torque
1390 SUPER DUKE GT has a clear listed torque advantage (145 Nm vs 98.6 Nm).
Listed top speed
1390 SUPER DUKE GT has a clear listed top-speed advantage (280 km/h vs 240 km/h).
Cooling
Both motorcycles are listed as liquid-cooled.
Weight and seat height
1390 SUPER DUKE GT and Z900 have very similar listed weights (213 kg vs 212 kg). Z900 has a lower listed seat height (82 cm vs 83.4 cm).
Conclusion
The measurable differences are therefore concentrated in displacement, peak power, torque, listed top speed and seat height, while weight remains relatively close.
Frequently asked questions
What is the top speed of 2025 KTM 1390 SUPER DUKE GT vs KAWASAKI Z900?
2025 KTM 1390 SUPER DUKE GT is listed at 280 km/h (174 mph) vs 240 km/h (149 mph) for KAWASAKI Z900.
Which has more horsepower, 2025 KTM 1390 SUPER DUKE GT or KAWASAKI Z900?
2025 KTM 1390 SUPER DUKE GT has 188 hp compared with 125 hp on the KAWASAKI Z900.
Which is lighter, 2025 KTM 1390 SUPER DUKE GT or KAWASAKI Z900?
KAWASAKI Z900 is lighter at 212 kg vs 213 kg for 2025 KTM 1390 SUPER DUKE GT.
Which is better, 2025 KTM 1390 SUPER DUKE GT or KAWASAKI Z900?
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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