Jaguar XK150 3.4 Drophead 

  • built in England
  • 1957-1959
  • 190 HP 3.4L
  • 130 mph
Jaguar described the roadster as “the same as the Hardtop Coupe, but with a convertible top, covered in the finest mohair, with fully lined interior, completely concealing the hood mechanism.
The third and final model in the XK line was the XK150.

Road Tests Real world tests of the Jaguar XK150 3.4 Drophead


Jaguar XK150 3.4 Drophead
7.6 s
2.7 s

Top speed

Jaguar XK150 3.4 Drophead
130 mph
253 mph

Data points Key details of the Jaguar XK150 3.4 Drophead


Jaguar XK150 3.4 Drophead
190 HP
987 HP

Engine size

Jaguar XK150 3.4 Drophead
3,400 cc
7,993 cc

In The News From around the web


Jaguar XK150 3.4 Drophead Coupe
” One of the most important developments of the XK150 was the adoption of Dunlop disc brakes.
Above and beyond the SE model was the S-Type which used a straight-port cylinder head and three HD8 SU carburetors for 250 bhp @ 5500 rpm.

Specifications Full list of technical specs


Brand Jaguar
Type of car Production car
Year 1957-1959

power & handling

Power-to-weight ratio 16.79 lb/hp
Maximum hp 190 HP @ 5,500 RPM
Engine placement Front
Steering system Rack and pinion


Displacement 3,400 cc
Air compressor None
Fuels Gas
Compression ratio 8:1
Bore/stroke 3.3 in / 4.2 in
Valvetrain DOHC
Valves per cylinder 2 valves

road tests

Top speed 130 mph
0-60mph 7.6 s


Drivetrain RWD
Shift system Manual
Gearing Traditional
# of gears 4 gears

suspension, wheels & brakes

Front brakes Disc
Rear brakes Disc

physical dimensions

Curb weight 3,190 lb
Width 52.5 in
Front track width 51.6 in
Wheelbase 102 in
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