Monster SP 2024 vs 990 Duke R 2025

If straight-line speed is your priority, the 990 Duke R takes the lead. With 15 HP more than the Monster SP, it offers a more spirited ride that will be noticeable on highway overtakes or track days. Both bikes share a similar footprint on the scale, with only a negligible 4kg difference between them, so handling characteristics will depend more on center-of-gravity than raw weight. Bottom Line: While both are capable, the 990duke offers a superior power-to-weight ratio, making it the more exciting machine for experienced riders.