Streetfighter V4 2026 vs 990 Duke R 2026

If straight-line speed is your priority, the Streetfighter V4 takes the lead. With 77 HP more than the 990 Duke R, 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 1kg difference between them, so handling characteristics will depend more on center-of-gravity than raw weight. Bottom Line: While both are capable, the streetfighter-v4 offers a superior power-to-weight ratio, making it the more exciting machine for experienced riders.