Over 100bhp separates these two Spyders, but will it be big power and four-wheel drive or light weight and rear drive that makes for the fastest lap time? 424bhp Audi R8 Spyder V8 tackles 316bhp Porsche Boxster Spyder. See the video below, and read the full test in evo 167 – on sale now.[video src="track_battle_spyders_BR_DI_16_x_9.flv"/]
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