Quick comparison
The Ferrari 308 GTB/GTS / 308 GTBi/GTSi appeared in 1975, the Ferrari 328 GTB / GTS in 1985 – 10 years later. Both have a V8 engine, mounted as a mid-engine. The more powerful one is the Ferrari 328 GTB / GTS: 270 PS versus 255 PS. The lighter one is the Ferrari 308 GTB/GTS / 308 GTBi/GTSi: 1090 kg versus 1263 kg.
Ferrari 308 GTB/GTS / 308 GTBi/GTSiFerrari 328 GTB / GTS
1975–1983Period1985–1989
2.9 l Tipo F106 AB V8 (GTB/GTS); 2.9 l Tipo F106 BB V8 (GTBi/GTSi)Engine3.2 l Tipo F105CB V8
2900 cm³Displacement3200 cm³
255 PS (Europe), 240 PS (USA)Power270 PS
–Top speed263 km/h
1090 kgWeight1263 kg
3219 GTS and 2897 GTB (1975–1980)Units built–
5-speed manualTransmission5-speed manual
Mid-engine, rear-wheel driveLayoutMid-engine, rear-wheel drive
Berlinetta (GTB); Targa (GTS)BodyBerlinetta (GTB); Spider / Targa (GTS)
Leonardo Fioravanti at PininfarinaDesignLeonardo Fioravanti at Pininfarina
–Wheelbase2350 mm
–L × W × H4255 × 1730 × 1128 mm
All values come from the data sheets of the two models (sources listed there). The better value is highlighted in green wherever both data sheets give a comparable figure. Photos – Ferrari 308 GTB/GTS / 308 GTBi/GTSi: Original: Steve Glover from Bolton, Lancs., England / Derivative work: Danyele, CC BY 2.0; Ferrari 328 GTB / GTS: Alexandre Prévot from Nancy, France, CC BY-SA 2.0. Licenses and originals: Sources & image credits.