Jaguar XJ (X350)
Car comparison
Jaguar XJ (X350) 4.2 V8 32VvsJaguar XJ (X300) 6.0 V12 Classic
Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.
New comparisonJaguar XJ (X300)
6.0 V12 Classic
Comparison overview
Use the estimates as comparison hints and verify exact figures before making decisions.
Best choices
Jaguar XJ (X350) 4.2 V8 32V
- Quickest 0-100 km/h6.6 s
- Fastest top speed260 km/h162 mph Unrestricted250 km/h155 mph Restricted
- Lightest1,615 kg3,560 lb
- Best power-to-weight186 hp/t139 kW/t5.4 kg/hp
- Lowest combined fuel consumption10.9 L/100 km21.6 mpg US25.9 mpg UK
- Best estimated range780 km485 mi
- Largest trunk470 L
- Best overall score66/100
- Best performance score62/100
- Best economy score78/100
- Best practicality score75/100
Jaguar XJ (X300) 6.0 V12 Classic
- Most powerful311 hp232 kW
- Highest torque475 Nm350 lb-ft
Specification comparison
| Model | JaguarXJ (X350)4.2 V8 32V | JaguarXJ (X300)6.0 V12 Classic |
|---|---|---|
| Power | 300hp224kW | 311hp232kW |
| Torque | 411Nm303lb-ft | 475Nm350lb-ft |
| Curb weight | 1,615kg3,560lb | 1,975kg4,354lb |
| Gross weight | 2,200kg4,850lb | 2,395kg5,280lb |
| Top speed | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated | 254 km/h 158 mph |
| To 99% top speed | 67.8s99% target: 257 km/h / 160 mph Calculated | 73.2s99% target: 251 km/h / 156 mph Calculated |
| 0-100 km/h | 6.6s | 7.2s |
| 0-200 km/h | 20.7s Calculated | 23.4s Calculated |
| 0-60 mph | 6.3s Calculated | 6.9s Calculated |
| Fuel consumption | 10.9L/100 km21.6mpg US25.9mpg UK | 15.7L/100 km15mpg US18.0mpg UK |
| Fuel consumption city | 16L/100 km14.7mpg US17.7mpg UK | - |
| Fuel consumption highway | 8.1L/100 km29mpg US34.9mpg UK | - |
| Quarter mile | 14.5s Calculated | 15.1s Calculated |
| Power-to-weight | 186hp/t139kW/t84hp/1000 lb Calculated | 157hp/t117kW/t71hp/1000 lb Calculated |
| Torque-to-weight | 254Nm/t170lb-ft/ton Calculated | 241Nm/t161lb-ft/ton Calculated |
| Estimated range | 780km485mi Calculated | 548km340mi Calculated |
| Displacement | 4,196cc256cu in | 5,993cc366cu in |
| Length | 5,090mm200in | 5,023mm198in |
| Width | 1,860mm73in | 1,798mm71in |
| Height | 1,448mm57in | 1,314mm52in |
| Wheelbase | 3,034mm119in | 2,870mm113in |
| Front track | 1,556mm61in | 1,500mm59in |
| Rear track | 1,546mm61in | 1,498mm59in |
| Trunk volume | 470L | 430L |
| Doors | 4 | 4 |
| Seats | 5 | 5 |
| Fuel tank | 85L | 86L |
Performance charts
Use the estimates as comparison hints and verify exact figures before making decisions.
Dyno simulation
Estimated stock-style power and torque curves by engine speed.
- Jaguar XJ (X350) 4.2 V8 32V: Power / Torque
- Jaguar XJ (X300) 6.0 V12 Classic: Power / Torque
| Vehicle | Peak power RPM | Peak torque RPM | Max engine speed |
|---|---|---|---|
| JaguarXJ (X350)4.2 V8 32V | 6,000 rpm | 4,100 rpm | 6,250 rpm |
| JaguarXJ (X300)6.0 V12 Classic | 5,350 rpm | 2,850 rpm | 5,600 rpm |
Acceleration curve
Estimated speed over time for selected vehicles.
| Metric | JaguarXJ (X350)4.2 V8 32V | JaguarXJ (X300)6.0 V12 Classic |
|---|---|---|
| Acceleration checkpoints | ||
0-60 mph 0-97 km/h | 6.3 s | 6.9 s |
0-100 km/h 0-62 mph | 6.6 s | 7.2 s |
0-200 km/h 0-124 mph | 20.7 s | 23.4 s |
| Top speed | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Likely limited | 254 km/h 158 mph |
| Drag race simulation | ||
60 ft 18 m | 2.6 s | 2.7 s |
330 ft 101 m | 6.6 s | 6.8 s |
1/8 mile 201 m | 9.7 s | 10.1 s |
1000 ft 305 m | 12.3 s | 12.8 s |
1/4 mile 402 m | 14.5 s | 15.1 s |
Trap speed 1/4 mile 402 m | 168 km/h 104 mph | 162 km/h 101 mph |
Power comparison
Bar comparison chart for Power. Higher is better · hp / kW
| Vehicle | Value |
|---|---|
| JaguarXJ (X350)4.2 V8 32V | 300 hp 224 kW |
| JaguarXJ (X300)6.0 V12 Classic | 311 hp 232 kW |
Jaguar XJ (X300) 6.0 V12 Classic has 11 hp more than Jaguar XJ (X350) 4.2 V8 32V.
The biggest power difference is between Jaguar XJ (X350) 4.2 V8 32V and Jaguar XJ (X300) 6.0 V12 Classic: 11 hp (8 kW).
Torque comparison
Bar comparison chart for Torque. Higher is better · Nm / lb-ft
| Vehicle | Value |
|---|---|
| JaguarXJ (X350)4.2 V8 32V | 411 Nm 303 lb-ft |
| JaguarXJ (X300)6.0 V12 Classic | 475 Nm 350 lb-ft |
Curb weight comparison
Bar comparison chart for Curb weight. Lower is better · kg / lb
| Vehicle | Value |
|---|---|
| JaguarXJ (X350)4.2 V8 32V | 1,615 kg 3,560 lb |
| JaguarXJ (X300)6.0 V12 Classic | 1,975 kg 4,354 lb |
Top speed without limiter comparison
Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph
| Vehicle | Value |
|---|---|
| JaguarXJ (X350)4.2 V8 32V | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph |
| JaguarXJ (X300)6.0 V12 Classic | 254 km/h 158 mph |
0-100 km/h comparison
Bar comparison chart for 0-100 km/h. Lower is better · seconds
| Vehicle | Value |
|---|---|
| JaguarXJ (X350)4.2 V8 32V | 6.6 s |
| JaguarXJ (X300)6.0 V12 Classic | 7.2 s |
Although Jaguar XJ (X300) 6.0 V12 Classic has more power, Jaguar XJ (X350) 4.2 V8 32V is quicker from 0-100 km/h.
The biggest 0-100 km/h difference is between Jaguar XJ (X350) 4.2 V8 32V and Jaguar XJ (X300) 6.0 V12 Classic: 0.6 s.
Fuel consumption comparison
Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK
| Vehicle | Value |
|---|---|
| JaguarXJ (X350)4.2 V8 32V | 10.9 L/100 km 21.6 mpg US 25.9 mpg UK |
| JaguarXJ (X300)6.0 V12 Classic | 15.7 L/100 km 15.0 mpg US 18.0 mpg UK |
The biggest fuel consumption difference is between Jaguar XJ (X350) 4.2 V8 32V and Jaguar XJ (X300) 6.0 V12 Classic: 4.8 L/100 km.
Power-to-weight comparison
Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t
| Vehicle | Value |
|---|---|
| JaguarXJ (X350)4.2 V8 32V | 186 hp/t 139 kW/t 5.4 kg/hp |
| JaguarXJ (X300)6.0 V12 Classic | 157 hp/t 117 kW/t 6.4 kg/hp |
Estimated range comparison
Bar comparison chart for Estimated range. Higher is better · km / mi
| Vehicle | Value |
|---|---|
| JaguarXJ (X350)4.2 V8 32V | 780 km 485 mi |
| JaguarXJ (X300)6.0 V12 Classic | 548 km 340 mi |
Performance spider chart
Radar chart comparing normalized performance and fuel-consumption scores.
| Vehicle | Power | Acceleration | Top speed |
|---|---|---|---|
| JaguarXJ (X350)4.2 V8 32V | 300 hp 224 kW | 6.6 s | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph |
| JaguarXJ (X300)6.0 V12 Classic | 311 hp 232 kW | 7.2 s | 254 km/h 158 mph |
Most attractive quadrant
Scatter chart with performance score on the X axis and practicality score on the Y axis.
| Vehicle | Performance score | Practicality score | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| JaguarXJ (X350)4.2 V8 32V |
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| JaguarXJ (X300)6.0 V12 Classic |
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Performance vs fuel economy
Cars closer to the top-right corner combine stronger performance with better fuel economy scores.
| Vehicle | Performance score | Fuel economy score | ||||||
|---|---|---|---|---|---|---|---|---|
| JaguarXJ (X350)4.2 V8 32V |
| 10.9 L/100 km 21.6 mpg US 25.9 mpg UK | ||||||
| JaguarXJ (X300)6.0 V12 Classic |
| 15.7 L/100 km 15.0 mpg US 18.0 mpg UK | ||||||
Jaguar XJ (X350) 4.2 V8 32V is closest to the top-right balance target for performance and fuel economy.
Acceleration vs fuel consumption
Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.
| Vehicle | Fuel consumption, L/100 km | 0-100 km/h, s |
|---|---|---|
| JaguarXJ (X350)4.2 V8 32V | 10.9 L/100 km 21.6 mpg US 25.9 mpg UK | 6.6 s |
| JaguarXJ (X300)6.0 V12 Classic | 15.7 L/100 km 15.0 mpg US 18.0 mpg UK | 7.2 s |
Power-to-weight vs fuel consumption
The shaded area favors higher power-to-weight with lower combined fuel consumption.
| Vehicle | Power-to-weight, hp/t | Fuel consumption, L/100 km |
|---|---|---|
| JaguarXJ (X350)4.2 V8 32V | 186 hp/t 139 kW/t 5.4 kg/hp | 10.9 L/100 km 21.6 mpg US 25.9 mpg UK |
| JaguarXJ (X300)6.0 V12 Classic | 157 hp/t 117 kW/t 6.4 kg/hp | 15.7 L/100 km 15.0 mpg US 18.0 mpg UK |
Detailed score breakdown
| Vehicle | JaguarXJ (X350)4.2 V8 32V | JaguarXJ (X300)6.0 V12 Classic | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power | 300 hp 224 kW | 311 hp 232 kW | ||||||||||||||||
| Torque | 411 Nm 303 lb-ft | 475 Nm 350 lb-ft | ||||||||||||||||
| Acceleration | 6.6 s | 7.2 s | ||||||||||||||||
| Top speed | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph | 254 km/h 158 mph | ||||||||||||||||
| Lightness | 1,615 kg 3,560 lb | 1,975 kg 4,354 lb | ||||||||||||||||
| Fuel consumption | 10.9 L/100 km 21.6 mpg US 25.9 mpg UK | 15.7 L/100 km 15.0 mpg US 18.0 mpg UK | ||||||||||||||||
| Practicality |
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| Range score | 780 km 485 mi | 548 km 340 mi | ||||||||||||||||
| Trunk score | 470 L 16.6 cu ft | 430 L 15.2 cu ft | ||||||||||||||||
| Power-to-weight score | 186 hp/t 139 kW/t 5.4 kg/hp | 157 hp/t 117 kW/t 6.4 kg/hp | ||||||||||||||||
| Overall | Fixed score | Fixed score |
Fuel cost and annual usage
Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.
Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.
LC = Local Currency
| Vehicle | Jaguar XJ (X350) 4.2 V8 32V | Jaguar XJ (X300) 6.0 V12 Classic |
|---|---|---|
| Consumption | 10.9 L/100 km21.6 mpg US25.9 mpg UK | 15.7 L/100 km15 mpg US18 mpg UK |
| Cost / 100 km | 19.08 LC100 km | 27.47 LC100 km |
| Cost / 100 mi | 30.70 LC100 mi | 44.22 LC100 mi |
| Annual fuel used | 1,635 L432 US gal360 UK gal | 2,355 L622 US gal518 UK gal |
| Annual fuel cost | 2,861 LC/year | 4,121 LC/year |
Head-to-head comparisons
Jaguar XJ (X350) 4.2 V8 32V
- Is 360 kg lighter
- Is 0.6 s quicker from 0-100 km/h
- Has 6 km/h (4 mph) higher top speed
- Uses 4.8 L/100 km less fuel
- Has 28 hp/t better power-to-weight
- Has 232 km (144 mi) more estimated range
- Has 40 L more trunk volume
Pros
- Quickest 0-100 km/h in this comparison
- Highest top speed
- Lightest
- Lowest combined fuel consumption
- Best power-to-weight ratio
- Best estimated range
- Largest trunk
Cons
- Lowest power
Jaguar XJ (X300) 6.0 V12 Classic
- Has 11 hp more
- Has 64 Nm more
Pros
- Most powerful
- Highest torque
Cons
- Slowest 0-100 km/h
- Highest combined fuel consumption
- Heaviest
- Lowest top speed
- Smallest trunk
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