Torquepedia

Z650RS 2026 vs Z900RS 2026

If straight-line speed is your priority, the Z900RS takes the lead. With 48 HP more than the Z650RS, it offers a more spirited ride that will be noticeable on highway overtakes or track days. When it comes to agility, the Z650RS has a clear advantage. Weighing in 29kg less than the Z900RS, it will feel significantly easier to handle in low-speed traffic, parking maneuvers, and twisty corners. Riders with a shorter inseam should lean towards the Z650RS. Its seat height is 35mm lower than the Z900RS, making it much easier to flat-foot at stoplights and increasing confidence during stops. Bottom Line: While both are capable, the z900rs offers a superior power-to-weight ratio, making it the more exciting machine for experienced riders.

Kawasaki Z650RS 2026Z650RS
2026649 cc • 67 hp
Kawasaki Z900RS 2026Z900RS
2026948 cc • 115 hp
SpecZ650RSZ900RS
Displacement649948
Power67115
Cylinders24
Weight187216
Seat height800835
MSRP (US)899912899
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