Infiniti M45 2006 Reviews & Road Tests at InternetAutoGuide.com

Luxury Sport Sedan Specs & Vehicle Data Comparison

Read this professional review and road test written by Motor Trend Magazine of the used 2006 Infiniti M45 model with a complete test drive evaluation in all driving situations including an overview of the '06 Infiniti M45 specs, price, trims, interior, standard equipment, and more.
Infiniti Logo
Follow us on Twitter!

Six Degrees of Separation: Tech Chart
Check Dealer Pricing On a New Infiniti M45!

Six Degrees of Separation: 2005 BMW 530i Sport vs. 2005 Jaguar S-Type 3.0 vs. 2005 Audi A6 3.2 quattro vs. 2005 Cadillac STS V6 vs. 2005 Infiniti M35 vs. 2005 Acura RL

By Ron Sessions
Photography by John Kiewicz & Brian Vance

Click Here To return back to main article.

 2005 Audi A6 3.2 quattro AT62004 BMW 530i Sport2005 Cadillac STS V62005 Infiniti M352005 Jaguar S-Type 3.02005 Acura RL
Powertrain/Chassis
Drivetrain layoutFront engine, AWDFront engine, RWDFront engine, RWDFront engine, RWDFront engine, RWDFront engine, AWD
Engine
type		V-6, alum block/headsI-6, alum block/headV-6, alum block/headsV-6, alum block/headsV-6, alum block/headsV-6, alum block/heads
Valve gearDOHC, 4 valves/cyl, variableDOHC, 4 valves/cyl, variableDOHC, 4 valves/cyl, variableDOHC, 4 valves/cyl, variableDOHC, 4 valves/cyl, variable SOHC, 4 valves/cyl, variable
Bore x stroke,
in/mm		3.33 x 3.65 / 84.5 x 92.83.31 x 3.53 / 84.0 x 89.63.70 x 3.37 / 94.0 x 85.63.76 x 3.20 / 95.5 x 81.43.50 x 3.13 / 89.0 x 79.53.50 x 3.66 / 89.0 x 93.0
Displacement,
ci/cc		190.6 / 3123181.8 / 2979217.5 / 3564213.5 / 3498181.1 / 2967211.8 / 3471
Compression
ratio		12.5:110.2:110.2:110.3:110.5:111.0:1
Max SAE net
horsepower		255 @ 6500 rpm225 @ 5900 rpm255 @ 6500 rpm280 @ 6200 rpm235 @ 6800 rpm300 @ 6200 rpm
Max SAE net
torque, lb-ft		243 @ 3250 rpm214 @ 3500 rpm252 @ 3200 rpm270 @ 4800 rpm216 @ 4100 rpm260 @ 5000 rpm
Specific output,
hp/liter		81.775.571.580.079.286.4
Weight to power,
lb/hp		15.916.615.113.515.913.4
Redline,
rpm		680065006700660065006800
Transmission6-speed automatic6-speed manual5-speed automatic5-speed automatic6-speed automatic5-speed automatic
Axle/final-drive
ratio:1		3.54 / 2.452.93 / 2.493.42 / 2.573.54 / 2.973.31 / 2.28 4.60 / 2.74
Brakes,
f;r		12.6-in vented disc; 11.9-in disc, ABS12.8-in vented disc; 12.6-in vented disc, ABS11.9-in vented disc; 11.7-in vented disc, ABS12.6-in vented disc; 12.1-in vented disc, ABS11.8-in vented disc; 11.3-in vented disc, ABS12.6-in vented disc; 12.2-in vented disc, ABS
Wheels17 x 7.5, cast aluminum 18 x 8.0, cast aluminum17 x 7.0, cast aluminum18 x 8.0, cast aluminum17 x 7.5, cast aluminum17 x 8.0, cast aluminum
Tires,
f;r		245/45R17
99H;245/45R17
99H
Continental
ContiProContact		245/40R18
93Y
run-flat;
245/40R18
93Y
run-flat
Dunlop SP
Sport 01
DSST		 235/50R17
95V;
255/45R17
98V
Michelin
Pilot
HXMXM4		245/45R18
96V;
245/45R18
96V
Goodyear
Eagle
RS-A		235/50R17
96H;
235/50R17
96H
Michelin
Pilot
HXMXM4		245/50R17
98V;
245/50R17
98V
Michelin
Pilot
HXMXM4
Dimensions
Wheelbase,
in 		111.9113.7116.4114.2114.5110.2
Track,
f/r, in		63.5 / 63.761.3 / 62.361.8 / 62.360.2 / 60.860.4 / 60.762.0 / 62.4
Length,
in		193.5190.6196.3192.6193.1 193.6
Width,
in		79.2 72.772.670.871.672.7
Height,
in 		57.558.057.659.456.057.1
Turning circle,
ft		39.037.536.936.737.7 39.7
Curb weight
(MT), lb		406537333948379037394005
Weight dist
(MT), f/r, %		56 / 4449 / 5154 / 4653 / 4752 / 48 58 / 42
Headroom,
f/r, in		38.7 / 37.837.7 / 37.938.7 / 37.939.6 / 37.838.6 / 36.438.5 / 37.2
Legroom,
f/r, in		41.3 / 36.941.5 / 36.042.6 / 38.344.2 / 37.343.1 / 37.0 42.4 / 36.3
Shoulder room,
f/r, in		 57.1 / 55.957.3 / 57.258.6 / 57.458.2 / 56.956.4 / 56.7 58.5 / 56.1
Cargo capacity,
cu ft		15.9 14.013.814.914.113.1
Acceleration, sec to mph
0-30
mph		2.42.32.42.22.62.4
0-40
mph		3.93.63.63.44.33.6
0-50
mph		5.45.25.14.75.95.1
0-60
mph		7.36.86.86.37.86.7
0-70
mph		9.79.18.88.210.49.0
0-80
mph		12.311.811.410.513.411.7
0-90
mph		15.414.814.414.117.014.5
0-100
mph		19.718.519.318.3--119.4
1/4 mile,
sec @ mph		 15.4 @ 91.415.2 @ 92.415.0 @ 92.714.7 @ 92.815.9 @ 88.615.0 @ 93.5
Braking,
60-0 mph, ft		118118120118119122
600-ft slalom,
avg mph		 63.967.164.364.463.8 65.5
200-ft skidpad,
avg g		0.840.890.830.860.840.88
MT fig-eight,
sec @ avg g		 27.1 @ 0.6326.6 @ 0.6527.3 @ 0.6326.6 @ 0.66 27.4 @ 0.62 26.8 @ 0.65
Top-gear
rpm @ 60 mph		200020002050250024001750
Consumer Info
On sale in U.S. CurrentlyCurrentlyCurrentlyMarch 2005Currently Currently
Base price
incl dest 		$41,620$46,095$41,220$41,890 (est)$44,895 $49,470
Price
as tested 		$45,370$56,645$44,810$41,890 (est)$47,595 $49,470
AirbagsDual front, front side, front/rear side curtainDual front, front side,front/rear head protectionDual front, front side, front/rear side curtainDual front, front side,front/rear side curtainDual front, front side, front/rear side curtainDual front, front side, front/rear side curtain
Stability/
traction
control		Yes/yes Yes/yes Yes/yes Yes/yesYes/yes Yes/yes
Basic
warranty 		4 yrs/50,000 miles 4 yrs/50,000 miles 4 yrs/50,000 miles 4 yrs/60,000 miles 4 yrs/50,000 miles 4 yrs/50,000 miles
Powertrain
warranty		4 yrs/50,000 miles 4 yrs/50,000 miles 4 yrs/50,000 miles 6 yrs/70,000 miles 4 yrs/50,000 miles 4 yrs/50,000 miles
Roadside
assist
period		 4 yrs/unlimited miles 4 yrs/50,000 miles 4 yrs/50,000 miles 4 yrs/60,000 miles 4 yrs/50,000 miles 4 yrs/50,000 miles
Fuel capacity,
gal		 21.1 18.5 17.5 20.0 18.4 19.4
EPA mpg,
city/hwy		19 / 26 20 / 30 17 / 24 18 / 25 18 / 26 18 / 26
MT observed
mpg		18.0 19.2 17.5 18.2 19.1 19.2
Range,
miles,
city/hwy		401 / 549 370 / 555 298 / 420 360 / 500 331 / 478 349 / 504
Recommended
fuel		Unleaded premium Unleaded premium Unleaded regular Unleaded premium Unleaded premium Unleaded premium

Related Articles

Volkswagen Future Cars
It's Simple: Be the World's Largest Automaker by 2018
A Greener AMG
SLS goes electric and the next AMG 63 is a 5.5
Toyota's Five Year Future Car Plan
Lexus GS F May Now Get V-10, New SC Also in Pipeline
2011 German Future Cars
Coming Attractions from Germany's Top Automakers
Spycam: Mercedes-Benz S-Class
Next Flagship to Shed Pounds, Gain Three Hybrid Powertrains