Assertion: km | /r/HasProperty | 40 mph
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text: The 1997 Toyota Celica got better fuel-efficiency at 105 km/h (65 mph) than it did at 65 km/h (40 mph) (5.41 L/100 km (43.5 mpg ‑US ) vs 5.53 L/100 km (42.5 mpg ‑US )), although even better at 60 mph (97 km/h) than at 65 mph (105 km/h) (48.4 mpg ‑US (4.86 L/100 km) vs 43.5 mpg ‑US (5.41 L/100 km)), and its best economy (52.6 mpg ‑US (4.47 L/100 km)) at only 25 mph (40 km/h).