Facts and figures
| BMW 730Ld SE | Jaguar XJ L 3,0d | Mercedes S350 L | |
| On the road price/total as tested | £61,215/£83,930 | £63,135/£68,560 | £65,410/£108,910 |
| Residual value (after 3yrs/36,000) | £24,621/40.2% | £26,068/41.3% | £27,132/41.5% |
| Depreciation | £36,594 | £37,067 | £38,278 |
| Annual tax liability std/higher rate | £2,807/£5,614 | £3,142/£6,284 | £3,390/£6,779 |
| Annual fuel cost (12k/20k miles) | £2,359/£3,932 | £2,555/£4,259 | £2,936/£4,893 |
| Ins. group/quote/road tax band/cost | 46/£1,100/F/£135 | 48/£1,193/H/£195 | 49/£1,215/G/£170 |
| Cost of 1st/2nd/3rd service | 5yrs/60k (inc in price) | £250/£400/£290 | £38pcm* |
| Length/wheelbase | 5,219/3,210mm | 5,252/3,157mm | 5,226/3,165mm |
| Height/width | 1,481/1,902mm | 1,457/1,899mm | 1,479/1,871mm |
| Engine | Inline 6cyl/2,993cc | V6/2,993cc | V6/2,987cc |
| Peak power/revs | 255/4,000 bhp/rpm | 271/4,000 bhp/rpm | 254/3,600 bhp/rpm |
| Peak torque/revs | 560/1,500 Nm/rpm | 600/2,000 Nm/rpm | 620/1,600 Nm/rpm |
| Transmission | 8-spd auto/rwd | 8-spd auto/rwd | 7-spd auto/rwd |
| Fuel tank capacity/spare wheel | 80 litres/run-flat | 82 litres/sealant | 83 litres/space-saver |
| Boot capacity (seats up) | 500 litres | 520 litres | 560 litres |
| Kerbweight/payload/towing weight | 1,950/640/2,100kg | 1,825/535kg/N/A | 2,070/595/2,100kg |
| Turning circle/drag coefficient | 12.7 metres/0.28Cd | 12.3 metres/0.29Cd | 12.2 metres/0.26Cd |
| Basic warranty/recovery | 3yrs (unltd)/3yrs | 3yrs (unltd)/3yrs | 3yrs (unltd)/4yrs |
| Service intervals/UK dealers | Variable/153 | 15,000 (1yr)/97 | Variable/136 |
| Driver Power manufacturer/dealer pos. | 14th/16th | 3rd/7th | 8th/10th |
| Euro NCAP: Adult/child/ped./stars | N/A | N/A | N/A |
| 0-60/30-70mph | 6.8/6.3 secs | 6.9/6.0 secs | 7.4/6.9 secs |
| 30-50mph in 3rd/4th | 2.7/3.3 secs | 2.8/3.2 secs | 3.1/5.3 secs |
| 50-70mph in 5th/6th/7th/8th | 4.5/6.1/7.5/13.6 secs | 4.5/5.7/8.5/14.3 secs | 6.5/9.3 secs/N/A/N/A |
| Top speed/rpm at 70mph | 155mph/1,400rpm | 155mph/1,400rpm | 155mph/1,500rpm |
| Braking 70-0/60-0/30-0mph | 49.3/35.6/9.7m | 51.3/37.2/9.6m | 52.3/37.9/9.8m |
| Noise outside/idle/30/70mph | 68/46/56/66dB | 68/45/57/67dB | 68/42/54/64dB |
| Auto Express econ. (mpg/mpl)/range | 32.6/7.2/574 miles | 30.1/6.6/543 miles | 26.2/5.8/478 miles |
| Govt urban/extra-urban/combined | 41.5/57.6/50.4mpg | 36.7/50.4/44.8mpg | 36.7/52.3/45.6mpg |
| Govt urban/extra-urban/combined | 9.1/12.7/11.1mpl | 8.1/11.5/10.0mpl | 8.0/11.5/10.0mpl |
| Actual/claimed CO2/tax bracket | 232/148g/km/23% | 251/167g/km/25% | 289/164g/km/26% |
| Airbags/Isofix/rear parking sensors | Six/yes/yes | Six/yes/yes | Seven/yes/yes |
| Automatic box/stability/cruise control | Yes/yes/yes | Yes/yes/yes | Yes/yes/yes |
| Climate control/leather/heated seats | Yes/yes/yes | Yes/yes/yes | Yes/yes/yes |
| Met. paint/xenon lights/keyless entry | Yes/yes/£722 | Yes/yes/yes | Yes/yes/£1,230 |
| Sat-nav/USB connection/Bluetooth | Yes/yes/yes | Yes/yes/yes | Yes/yes/yes |
