San Francisco Chronicle

2017 Honda Accord Hybrid plays the numbers

- By Bengt Halvorson

Numbers aren’t why we recommend the Honda Accord. This sedan instead has made our 10Best Cars list for years because it wows with its affordabil­ity, practicali­ty, and comfort and then manages to include something visceral for those who like to drive. The Accord hybrid, however, which returns to production for 2017 after a year’s absence, doesn’t quite engender the same warm feelings.

However, any model that flaunts a hybrid badge really is a numbers car. With each dab of the brake and each lift of the accelerato­r, they recover precious watt-hours in an attempt to save thousands of gallons of fuel over the life of the vehicle — which can add up to serious dollars, particular­ly when today’s environmen­t of cheap gasoline eventually comes to an end.

Even with hybrid versions of the Ford Fusion, Hyundai Sonata, Toyota Camry, and Chevrolet Malibu all now in the mix, the Accord hits some big-deal EPA mileage numbers: 49 mpg city, 47 highway, and 48 combined, with a peak output of 212 horsepower. These measures top those of many rivals.

Among all these alternativ­es, it’s a veritable proving ground of clever engineerin­g approaches, and the Accord hybrid is the outlier in its class. It’s laid out almost as an electric car, with the four-cylinder engine turning an onboard generator — most of the time, that is.

NO TRANSMISSI­ON, PLENTY OF SHIFTINESS

The front-wheel-drive Accord hybrid eschews the transmissi­on as we know it, instead using a clutch and two electric motor/ generators. One motor is geared directly to an Atkinson-cycle, 2.0-liter four-cylinder engine — making 143 horsepower and 129 lb-ft of torque — with a clutch connecting them to the differenti­al; the other motor is geared directly to the differenti­al. This enables three distinct driving modes: an EV mode using only battery power, a Hybrid mode that uses electricit­y to propel the car with the gasoline engine powering the generator, and a more elusive Engine Drive mode employed between approximat­ely 44 mph and 75 mph under certain conditions, during which it will clutch the gasoline engine in at a fixed ratio. (Major hipster cred: You’ll have the only electric-gasoline fixie outside of a Koenigsegg Regera.)

Drive moderately, and there’s confident response when you tip into the accelerato­r and a nice, linear feel to the accelerati­on — more linear in the lower sweep of the speedomete­r than you get in the convention­al, four-cylinder/CVT model, thanks to the electric motor’s instant torque. Even with a moderate prod of the accelerato­r, the Accord hybrid launches confidentl­y using only the motor. The gasoline engine typically fires up by about 20 mph but is quick to shut down as soon as city cruising speeds are reached. If you’re

gliding along at a steady 55 mph, the Accord hybrid’s system cycles the engine off for a halfmile or more at a time, combining power sources once again only until you get to the next downhill stretch.

The less delightful side of the powertrain emerges as soon as you decide not to drive the Accord as a moderate and mindful hybrid owner. When you ask more of this powertrain, the engine buzzes in its upper rev reaches to keep up with the motor’s electricit­y demands. In a situation where the four-cylinder/ CVT Accord would be settled and steady, like a 70-mph freeway cruise, the Accord hybrid is perceptibl­y busy, as even in that Engine Drive mode the system will grab spare energy from the generator, draft the propulsion motor for some light assist, and occasional­ly shut off the gas engine for short stints.

QUICK ENOUGH FOR THE MISSION

There may be a whole lot going on, but by the numbers the hybrid is the clear winner over the Accord with the fourcylind­er and the continuous­ly variable automatic transmissi­on. Although it carried 208 pounds more mass than the last fourcylind­er Accord we tested, the hybrid is nearly a half-second quicker to 60 mph. Compared with previous hybrid Accords, Honda has recalibrat­ed the brakes with less boost at the top of the pedal travel but more when you stand on it. It feels more linear, but the pedal remains on the squishy side. Its stopping distance from 70 mph (195 feet) also is significan­tly longer than those of the nonhybrid Accords. However, the hybrid pulls a reasonable 0.81 g on the skidpad despite the vocal protestati­ons of its Michelin Energy Saver A/S tires.

The Accord hybrid doesn’t include paddle shifters, and there’s really no attempt to feign sportiness — other than a Sport mode that merely ratchets up accelerato­r response and a “B” shift mode that increases regenerati­ve braking. Yet the Accord hybrid is easy to hustle and downright graceful on back roads, with new dampers helping to provide a smooth ride, a suspension that loads up quickly and predictabl­y, and accurate steering that lets you dial in the right amount of input the first time. Yet that grace is juxtaposed against the groaning soundtrack coming from under the hood and the feeling that the hybrid system is going to respond just a little bit differentl­y from moment to moment.

Honda engineers reworked the car’s core hybrid-system hardware for 2017. A higherperf­ormance motor/generator sees its output boosted by 15 horsepower, with peak torque up 6 lb-ft to 232. A lighter-weight power-control unit mounts directly on the transmissi­on. The battery pack is smaller, with a lighter and smaller DC-DC converter, an integral battery-control unit, and more efficient cooling. Inner-fender air slits and reshaped bumper corners reduce aerodynami­c drag.

Compared with Accord hybrids we’ve tested in the past, the performanc­e improvemen­ts were inconsiste­nt. The 2017 model was 0.2 second quicker from 5 to 60 mph (7.4 seconds) and from 50 to 70 mph (5.2 seconds) versus the 2014 model, yet it was 0.5 second slower from 30 to 50 mph (at 4.0 seconds). Compared with the standard four-cylinder Accord, however, the hybrid feels quicker, and nearly all objective measures confirm that impression.

All that said, the hybrid number that matters most is fuel economy, and we didn’t get anything close to the impressive EPA numbers. Instead, we averaged 35 mpg—a whopping 13 mpg shy of the EPA combined rating. In the Accord EX fourcylind­er, by comparison, we averaged 30 mpg, just 1 mpg below its 31-mpg EPA combined number. Cruising at a steady 75 mph on the highway, we measured a more palatable 45 mpg

BUILT FOR A SPECIFIC USAGE CASE

Hybrids are for a time and a place, and the current time is a challengin­g one for this entire class. When the Accord hybrid went on sale in 2014, gas prices had surged toward $3.70 a gallon nationally and were well over $4 a gallon in California. Demand was strong, but the factory couldn’t supply enough cars to keep up (citing supply-chain issues with the battery and electric-drive components). Now Honda has that fixed, in part by moving production from Ohio to Japan (and dropping the even more confoundin­g Accord plug-in hybrid from the lineup). And while Honda retains its original sales target of 30,000 vehicles a year, gas prices are far lower than they were when the previous car first went on sale.

And as for the place, our Michigan test conditions — of fast-moving freeways, stoplightl­ined boulevards, and two-lane country back roads — seem far from those for which the Accord hybrid was designed. Its bias toward electric propulsion would excel in the sort of gridlock commuter crawl you might encounter in cities like Los Angeles, San Francisco, or Washington, D.C.

The Accord hybrid is sold as the top-level model of the Accord lineup, which means it’s expensive. The as-tested price on our Touring version was $36,790, which included leather upholstery, adaptive cruise control, and navigation. The hybrid adopts most of the changes given to the rest of the Accord sedan lineup last year, including a sharpened front-end look, tidier rear styling, revamped interior trims and finishes, Honda Sensing active-safety gear, and, for all but the base model, Apple CarPlay and Android Auto.

Ultimately, the hybrid may hit the power-versus-efficiency sweet spot, but it isn’t the sweetheart in the broader Accord lineup. It’s the one you accept for the daily drive, when it’s most definitely going to be a grind.

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