Regal LS4 Surf vs Triumph Bonneville T120 Black 2TN — Depreciation Comparison

Regal LS4 Surf vs Triumph Bonneville T120 Black 2TN: 5-year value retention (64% vs 64%), resale value, and cost of ownership head-to-head. Regal LS4 Surf holds its value better.

On five-year value retention the Regal LS4 Surf comes out ahead, holding about 64% of its value versus 64% for the Triumph Bonneville T120 Black 2TN. Over the first five years the Regal LS4 Surf loses roughly $56,231 while the Triumph Bonneville T120 Black 2TN loses about $5,313 — a gap near $-50918.

First-year drop is the biggest factor: the Regal LS4 Surf sheds about 31% in year one versus 10% for the Triumph Bonneville T120 Black 2TN. If you buy used, the steeper early drop is what the original owner absorbs.

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