0–100 km/h: 8 of 8 variants rated.
Daihatsu Copen Type S tops the Daihatsu Copen ranking by 0–100 km/h, at 11.7 s.
Across 8 ranked variants, 0–100 km/h spans from 9.0 s to 11.7 s.
| # | Variant | Year | Body | Fuel | 0–100 km/h |
|---|---|---|---|---|---|
| 1 | Daihatsu Copen Type S | 2004 | Convertible | Petrol | 11.7 s |
| 2 | Daihatsu Copen Type 1 | 2004 | Convertible | Petrol | 11.7 s |
| 3 | Daihatsu Copen Type 2 | 2004 | Convertible | Petrol | 11.7 s |
| 4 | Daihatsu Copen Type 3 | 2004 | Convertible | Petrol | 11.7 s |
| 5 | Daihatsu Copen Roadster 1.3 16V DVVT | 2006 | Convertible | Petrol | 9.0 s |
| 6 | Daihatsu Copen Roadster 1.3 16V DVVT Sport | 2006 | Convertible | Petrol | 9.0 s |
| 7 | Daihatsu Copen Roadster 1.3 16V DVVT Classic | 2006 | Convertible | Petrol | 9.0 s |
| 8 | Daihatsu Copen Roadster 1.3 16V DVVT GT | 2006 | Convertible | Petrol | 9.0 s |