2011 Acura
RL
vs. 2012 Infiniti
M56

2011 Acura RL

10.0

starting from

$56,035
"Pulls with zest and remains silky smooth all the way to its 6800-rpm redline"
caranddriver.com | talking about the RL's engine
"Little of the power at hand goes to waste, with absolutely tenacious grip and an impressive ability to mitigate understeer."
caranddriver.com | talking about the RL's handling

Reasons to buy the Acura RL

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Less chance of rolling over during emergency lane change
5 stars
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Better drivetrain traction
all-wheel drive
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Paddle shifters
Standard
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Entertainment system
Standard
2012 Infiniti M56

9.9

starting from

$59,975
"High-quality interior materials."
edmunds.com | talking about the M's interior quality
"None of the coarse, trucklike noises exhibited."
edmunds.com | talking about the M's noise

Reasons to buy the Infiniti M56

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Good braking distance from 60mph
116 ft
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Quite powerful
420 HP @ 6,000 RPM
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Longer basic warranty
60,000 mile
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Very spacious front seats
58.7 ft3
Entertainment System 9.4 vs 10.0
2011 Acura RL Winner: RL
[details]
  • If you want to keep the kids occupied with an entertainment system, it comes standard in the RL ; no amount of money can buy it on the M56
Cost 10.0 vs 9.8
2012 Infiniti M56 Winner: M56
[details]
  • Basic warranty lasts 10,000 more miles, 60,000 mile vs 50,000 mile
Safety Features 10.0 vs 10.0
Too close to call
[details]
  • Child door locks come standard
Performance 10.0 vs 9.9
Too close to call
[details]
  • Both offer a semi-automatic transmission, a nice perk for this class
  • Both the M56 and RL are quite powerful
  • Both provide sporty handling
Luxury Features 10.0 vs 10.0
Too close to call
[details]
  • Both come standard with sun roofs
  • Both come standard with leather interiors
  • Both have power seats
Road Tests - vs -
Missing information
[details]
Crash Test Ratings 10.0 vs -
Missing information
[details]
Practicality - vs 10.0
Missing information
[details]
  • Both come standard with navigation systems
  • Both have roomy front seats, however the M56 in particular is spacious
  • Neither offers a folding rear seat
Overall 9.9 vs 10.0

Entertainment System

Infiniti
M56
2012 Infiniti M56
2011 Acura RL Acura
RL
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Number of speakers 10 vs 10 More speakers
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Has speed sensitive volume Yes vs Yes Both have speed-sensitive volume
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CD player Standard vs Standard CD player comes standard
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premium radio Standard vs Standard Both come standard with satellite radio
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Has auxiliary audio input Yes vs Yes Both have an audio-in jack so you can plug in your own MP3 player to the stereo
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Has subwoofer Yes vs Yes The RL has a subwoofer to accurately produce deep bass frequencies in music
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entertainment system Not Available vs Standard If you want to keep the kids occupied with an entertainment system, it comes standard in the RL ; no amount of money can buy it on the M56

Cost

Infiniti
M56
2012 Infiniti M56
2011 Acura RL Acura
RL
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MSRP $59,975 vs $56,035 Very expensive
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In-city gas mileage 16 mpg vs 17 mpg Very inefficient in the city
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basic warranty miles 60,000 mile vs 50,000 mile Both have long-lasting basic warranties, but M56 in particular is extraordinary
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basic warranty years 4 year vs 4 year Longer-lasting basic warranty

Safety Features

Infiniti
M56
2012 Infiniti M56
2011 Acura RL Acura
RL
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antilock brakes Standard vs Standard Both come standard with ABS brakes
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Stability control system Yes vs Yes Both have electronic stability control
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Airbags 5 vs 5 OK number of airbags
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Rear brakes Disc vs Disc Both have the usual brakes for this class of vehicle
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child door locks Standard vs Standard Child door locks come standard
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Roadside assistance system None vs AcuraLink

Performance

Infiniti
M56
2012 Infiniti M56
2011 Acura RL Acura
RL
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Horsepower 420 HP @ 6,000 RPM vs 300 HP @ 6,300 RPM Both the M56 and RL are quite powerful
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Number of gears 7 vs 6 The M56 has more gears and the RL is OK, too
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Transmission Semi-automatic transmission vs Semi-automatic transmission Both offer a semi-automatic transmission, a nice perk for this class
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paddle shifters Not Available vs Standard The RL comes standard with paddle shifters for ultimate driving control; not available on the M56
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Air compressor None vs None Neither has an air compressor to maximize power output
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Power-to-weight ratio 9.6 lb/hp vs 13.7 lb/hp Both provide sporty handling
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Drivetrain type rear-wheel drive vs all-wheel drive The RL has a good drivetrain for driving off-road or in poor weather
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Curb-to-curb turning radius 36.7 ft vs 38.7 ft The M56 is comparable to most other vehicles for turning, but the RL is quite bad

Luxury Features

Infiniti
M56
2012 Infiniti M56
2011 Acura RL Acura
RL
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moon roof Standard vs Standard Both come standard with sun roofs
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power seats Standard vs Standard Both have power seats
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keyless entry Standard vs Standard Both have keyless entry
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leather Standard vs Standard Both come standard with leather interiors

Road Tests

Infiniti
M56
2012 Infiniti M56
2011 Acura RL Acura
RL
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0-60 mph 4.8 seconds vs 6.9 seconds The M56 has a good 0-60 time, but the RL is just average
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Braking distance at 60mph 116 ft vs 131 ft The M56 has above average braking ability for this class of vehicle, but the RL is just OK
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1/4 mile 13.8 s @ 102 mph vs 15.5 s @ 94 mph The M56's 1/4 mile time is zippy, but the RL 's is just OK
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Lateral acceleration 0.86 g vs Unknown
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Top speed Unknown vs Unknown

Crash Test Ratings

Infiniti
M56
2012 Infiniti M56
2011 Acura RL Acura
RL
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Rollover resistance 4 stars vs 5 stars The RL is exceptionally safe; 1.5x safer than the M56
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Front driver crash test 5 stars vs Unknown
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Driver side crash test 4 stars vs Unknown

Practicality

Infiniti
M56
2012 Infiniti M56
2011 Acura RL Acura
RL
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Passengers 5 vs 5 Average number of seats
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Highway driving range Unknown vs 463 miles
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Cargo space 14.9 ft3 vs 13.8 ft3 Both have OK cargo room
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front seats 58.7 ft3 vs 55.3 ft3 Both have roomy front seats, however the M56 in particular is spacious
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folding rear seats Not Available vs Not Available Neither offers a folding rear seat
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power outlets Standard vs Standard Both have power outlets
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roof rails Not Available vs Not Available Neither offers roof rails
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navigation system Standard vs Standard Both come standard with navigation systems
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Cupholders 4 vs 6 The RL has a good number of cupholders, but the M56 is just OK
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front air conditioning Standard vs Standard A/C for hot summer days comes standard

Other Vehicles to Consider

2011 Acura RL 2012 Acura TL RL vs TL
2011 Acura RL 2011 Honda Accord EX-L RL vs Accord EX-L
2011 Acura RL 2012 Hyundai Genesis 5.0 R-Spec RL vs Genesis 5.0 R-Spec
2011 Acura RL 2011 Toyota Avalon RL vs Avalon
2011 Acura RL 2011 Lexus LS 460 RL vs LS 460
2012 Infiniti M56 2011 Infiniti G37 Sport M56 vs G37 Sport
2012 Infiniti M37 2011 BMW 528i M37 vs 528i
2012 Infiniti M56 2011 Porsche Panamera 4S M56 vs Panamera 4S
2012 Infiniti M37x 2012 Acura TL M37x vs TL
2012 Infiniti M37 2011 Mercedes-Benz E350 M37 vs E350

Comments Which car would you recommend, and why?

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