Mazda RX-7

vs

Mazda 787B

Japan vs Japan — 1992 vs 1991

Mazda RX-7 (1992)
Mazda 787B (1991)
Specifications
RX-7 FD3S Twin Turbo787B
Horsepower255 hp700 hp
Torque217 lb-ft448 lb-ft
Engine Size1,308 cc2,616 cc
0-60 mph5.0 sec
Top Speed155 mph225 mph
¼ Mile13.7 sec
Weight2,888 lbs1,830 lbs
Wheelbase2,425 mm2,610 mm
Length4,285 mm4,782 mm
Units Produced68,5893
Original MSRP$31,300
Value (Excellent)$90,000$35,000,000
Collectibility9/1010/10
Rarity7/1010/10
The Verdict

The 1991 Mazda 787B emerges ahead in most objective measures, offering more power, higher top speed, lighter weight. The 1992 Mazda RX-7 FD3S Twin Turbo counters with better value, but the numbers favor its rival. Still, both are remarkable machines, and the final choice often comes down to which driving experience speaks to you.

Overview

The 1992 Mazda RX-7 FD3S Twin Turbo and 1991 Mazda 787B share a manufacturer in Mazda, but that's where the similarities get interesting. These two models reveal the versatility and ambition of the Mazda brand. The 1991 Mazda 787B holds a clear advantage in raw power with 700 hp compared to 255 hp, a 445-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Mazda RX-7 uses a Twin-Rotor Wankel 13B-REW Twin Turbo displacing 1,308 cc, while the Mazda 787B relies on a Quad-Rotor Wankel (R26B) with 2,616 cc. The 1991 Mazda 787B claims a higher top speed at 225 mph compared to 155 mph. The Mazda 787B carries a weight advantage, tipping the scales 1058 lbs lighter. Rarity plays a significant role here — with only 3 units built, the 1991 Mazda 787B is considerably scarcer than the Mazda RX-7's 68,589 examples. On the collector market, the 1991 Mazda 787B commands a significant premium over the 1992 Mazda RX-7 FD3S Twin Turbo, reflecting differences in prestige and rarity.