From edmunds.com:

90 300E

Exterior
Length: 187.2 in.
Width: 68.5 in.
Height: 56.3 in.
Weight: 3315 lbs.
Wheel Base: 110.2 in.
Interior
Front Head Room: 36.9 in.
Front Hip Room: 55.4 in.
Front Shoulder Room: 55.7 in.
Rear Head Room: 36.9 in.
Rear Shoulder Room: 55.7 in.
Rear Hip Room: 55.4 in.
Front Leg Room: 41.7 in.
Rear Leg Room: 33.5 in.
Luggage Capacity: 14.6 cu. ft.
Maximum Seating: 5

98 Toyota Camry

Exterior
Length: 188.5 in.
Width: 70.1 in.
Height: 55.4 in.
Weight: 3120 lbs.
Wheel Base: 105.2 in.
Interior
Front Head Room: 38.6 in.
Front Hip Room: 54 in.
Front Shoulder Room: 56.2 in.
Rear Head Room: 37.6 in.
Rear Shoulder Room: 56.1 in.
Rear Hip Room: 54.1 in.
Front Leg Room: 43.5 in.
Rear Leg Room: 35.5 in.
Luggage Capacity: 14.1 cu. ft.
Maximum Seating: 5

Looks like you give up front and rear hip room and a half cubic feet of trunk space and a gain some everywhere else with a Camry [flame suit on]

Sixto
91 300SE
87 300SDL
83 300SD