Think of this comparison of the Buick LaCrosse, Hyundai  Azera, and Lexus ES 350 as an elimination round. Very soon, the soup bowl of  contenders in the full-size, near-luxury sedan category will be joined by two  new ingredients -- the profoundly revamped Toyota Avalon and Lincoln MKZ -- and  both of them will spice things up.Hold on, an  Avalon and an MKZ ... spicing things up? No, we don't mean in-car bingo on their  entertainment screens. They're the revamped real deals. Toyota, after  contemplating nixing the Avalon nameplate entirely, has pulled out the stops to  build a serious player instead. And Lincoln? It's betting its entire brand on  the MKZ re-establishing its relevance. But as we await these two, let's winnow  down the existing challengers.
Of the current crop, our top trio hails from three  different countries. The Buick LaCrosse is a familiar face that trumpeted  Buick's return to the living three years ago. In 2010, we compared the LaCrosse  to the previous-gen ES 350 and found the new Buick an unexpectedly good driver.  It was dramatic-looking, with a confident, big personality design. And its  claims of being very quiet were born out by it coming within a whisker of the  previous-generation ES 350's noise levels.Since  then, that ES 350 has been replaced by an all-new edition, which MT  contributor Art St. Antoine recently explored in-depth.  As he pointed out,  it'll probably be an even bigger sales hit. But let me summarize his dim  conclusion: "...in many respects it's downright disappointing, an uninspired  effort, beneath what Lexus is clearly capable of." Some indisputable good news  is that those Avalon origins (its predecessor was based on the Camry) have led  to more than four inches of additional rear legroom. But overall, St. Antoine's  critique is pretty harsh.
The Azera is a real wild card. Based on the Sonata's  platform, it's sort of Hyundai's Avalon -- 3.5 inches longer than the Sonata and  1 inch wider. And the biggest winner is rear legroom, which is inflated by 2.2  inches. But what immediately struck us was the Azera's jewel-like interior. If  Audi is the leader in sophisticated, artful interior design, Hyundai has become  the ringmaster of mass-market dashboard dazzle. How well does it actually work?  We'll get to that, but first, the numbers.
Two insights emerged from sifting through the data  we recorded at Auto Club Speedway in Fontana, California. First, the ES is a  comparatively light car, light enough to leverage its last-place horsepower (268  versus the Azera's 293 and the LaCrosse's 303) into a sizable acceleration  advantage. Remarkably, its 6-second-flat, 0-60 mph time is 0.6-second quicker  than the Azera's and almost a second better than the 531-pound-heavier  Buick's.The new ES is even 55 pounds lighter than  its predecessor, delivering 2.4 better combined EPA mileage (2013's 24.6 mpg  versus 2012's 22.2). Some of that is because of its Michelin Primacy MXV4 tires,  which happen to be the same low-rolling-resistance rubber worn by the ES 300h  hybrid. Unfortunately, it shows. 
The Lexus understeered its way round the  figure-eight course's corners at a crummy 0.76 g, not helped at all by its  group-worst weight distribution (61% of it up front). Frankly, I wondered if  this car had the wrong tires, but a call confirmed that these are indeed the  prescribed footwear.
Numerically, the track numbers don't offer a  particularly clear picture - the Lexus is quickest in a straight line; the  Hyundai stopped in the shortest distance; the Buick delivered the highest  lateral grip. However, subjective differences most certainly emerged from our  figure-eight lapping.Here's what I said about the LaCrosse: "On the  road, the Buick seems easy to pitch and roll, but here, where it's being driven  much, much harder, that impression largely disappears. It really gets with the  program and turns in a lot better than I expected. Unfortunately, its seats are  way too wide a perch for performance antics, and its insanely-wide A-pillars  badly obstruct your view while cornering."On the  Azera: "This car's steering is a tick more remote than the Buick. Its on-center  response is slow, but add in some angle and the front end bites abruptly. The  Buick's steering is no great shakes, but it's better than this. Within a few  laps the Hyundai was really punishing its front tires."And the ES 350: "Although its stability system is  still presiding over matters, its touch is so subtle, I was able to slightly  spin the inside front tire at will while cornering. All its controls seem to  have a little more clarity than the other two, but that understeer is a real  problem. And its seats? Frankly, I'm simply flying into the door panel. The  support is virtually nonexistent."To be honest  though, for cars in this category, sportiness is an optional reward. But  refinement better be standard equipment. And so we took all three cars to a  favorite long, straight, delightfully ill-paved road late at night to measure  interior noise over an uninterrupted, one-mile stretch. (The results were  averaged two-ways.)This time, the ES 350 bested  the Buick in interior noise, 24.6 sones (and 66.1 dBA) to 25.3 sones (66.7 dBA).  The Hyundai was a sonic blink behind, tying the LaCrosse in sones, but  generating 66.8 dBAs.


 
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