Kawasaki Z650 2021 vs. Kawasaki Ninja 400 2023

When comparing the Kawasaki Z650 2021 and the Kawasaki Ninja 400 2023, there are several key differences to consider.

In terms of engine specifications, the Z650 has a larger displacement of 649cc compared to the Ninja 400's 399cc. This results in the Z650 producing more power with 68.2 HP compared to the Ninja 400's 45 HP. The Z650 also has a higher torque output of 65.7 Nm compared to the Ninja 400's 37 Nm. Additionally, the Z650 has a slightly higher compression ratio of 10.8 compared to the Ninja 400's 11.5.

Both bikes feature a liquid-cooled, inline engine configuration with two cylinders and four valves per cylinder. They also both have fuel injection systems and use a monoshock suspension setup at the rear. The Z650 has a telescopic fork front suspension with a diameter of 41 mm, while the Ninja 400 shares the same front suspension setup.

Kawasaki Z650 2021

In terms of braking, the Z650 features double disc brakes with a diameter of 300 mm and double piston calipers at the front, while the Ninja 400 has a single disc brake with a larger diameter of 310 mm and double piston calipers. Both bikes utilize petal technology for their brakes.

In terms of dimensions and weights, the Z650 has a slightly wider front tire width of 120 mm compared to the Ninja 400's 110 mm. The Z650 also has a larger fuel tank capacity of 15 liters compared to the Ninja 400's 14 liters. The Z650 has a wheelbase of 1410 mm, while the Ninja 400 has a slightly shorter wheelbase of 1370 mm. The Z650 also has a higher seat height of 790 mm compared to the Ninja 400's 785 mm. The Z650 is also heavier, with a kerb weight of 187.1 kg compared to the Ninja 400's 168 kg.

Kawasaki Ninja 400 2023

In terms of strengths, the Z650 offers an accessible two-cylinder engine, compact dimensions, a low seat height, a stable chassis, and a TFT display with connectivity. It also has a grown-up look. On the other hand, the Ninja 400 offers a good combination of stability and playful handling, a robust and reliable appearance, a well-controllable engine, a wide usable rev range, and a pleasant seating position.

In terms of weaknesses, the Z650 may be uncomfortable for tall riders and may have a lower adrenaline level in the saddle compared to its competition. The Ninja 400 has limited space for larger pilots.

Overall, the Z650 and Ninja 400 cater to different riding preferences. The Z650 offers more power and a larger displacement, making it suitable for riders who prioritize performance. The Ninja 400, on the other hand, offers a more nimble and playful handling experience, making it suitable for riders who prioritize agility and maneuverability.