does an automatic gearbox use more fuel?
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In the past, it was pretty much a given that vehicles with manual transmissions would be more fuel-efficient than their automatic counterparts. But as modern automatics gained additional gears and relied less on a torque converter, they have now overtaken manuals in terms of fuel economy.
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While some manual transmissions now use automatic transmission fluid (ATF), most manuals use a variety of fluids for optimal engine and gear function. ... Because manual transmissions experience high friction during gear changes and clutch press-and-release, gear oil has additives of sulfur-bearing anti-wear compounds.
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Unlike manual transmissions it is crucial for automatic transmissions to use the recommended automatic transmission fluid. It is not possible to use (automated) manual transmission fluid in an automatic transmission.
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Engine, Transmission, and Performance All gas-only models come with a 3.5-liter V-6 that delivers 301 horsepower and 267 lb-ft of torque. An eight-speed automatic transmission sends power to the front wheels; XLE and Limited models offer optional all-wheel drive.
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When equipped with the five-speed manual gearbox, the Jimny claims official fuel economy of 35.8mpg with CO2 emissions of 178g/km, under new WLTP test guidelines. If you opt for the four-speed automatic, efficiency drops to 32.2mpg, and the CO2 emissions rise to 198g/km. ... The Jimny needs servicing every 9,000 miles.
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An automatic transmission uses sensors to determine when it should shift gears, and changes them using internal oil pressure. ... The gears inside an eight-speed automatic transmission, along with the impeller and turbine inside the torque converter on the left.
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Low gear causes less fuel to be taken by the engine, which both slows the car down and increases engine torque. Even though most drivers who own a car with an automatic transmission tend to never use the low gear, there are situations where it can be helpful to do so.
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Automatic cars tend to be more expensive than manual, because the parts that make up an automatic gearbox are more complex. However, an automatic car might save you money in the long run through fuel efficiency. ... In the end, whether a manual or an automatic car is cheaper in the long run will depend on you as a driver.
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Automatic or manual transmission makes no difference. It has nothing to do with the timing belt/chain. Either kind of transmission could have either kind of engine.
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Most of the cars with AMT the gears can also be changed manually using the shift levers on the gear stick. ... More gears helps in more acceleration and improved fuel efficiency. CVT Gearbox: The other type is the continuously variable transmission or popularly known as the CVT gearbox.
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Along with the longer life of a manual transmission, a manual is also cheaper to maintain in the long run. ... Changing gear oil on a manual runs between $50 and $75, and it's a lot easier to do it yourself. So while it's easy to choose an automatic, it's still worthwhile to check out the manual option.
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If the automatic is on “D” the manual is (almost always) much better (faster), if it is on manual mode an automatic can be faster, the same or slower than manual depending on the automatics type. Dual clutch automatics are almost always better (faster) than manuals because they shift faster and never miss a gear.
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Safety. Studies haven't really shown whether one is safer than the other. Automatic transmissions do allow you to keep both hands on the wheel at all times, while manual transmissions may require more attentive driving. Your driving habits will play a larger role in your safety.
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AMTs operate like an automatic while providing the affordability and fuel-saving benefits of a manual transmission. With this type of transmission, the driver can manually shift gears or opt for automatic shifting. Either way, he or she does not need to use the clutch, which is operated by a hydraulic system.
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The thing with automatics is you can keep a load on the engine, which allows the turbos to build boost. To do that on a manual would trash your clutch, but on the automatic you're just heating oil.
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Actually, it's louder in an automatic during idle because it idles at a higher rpm than a manual trans. A manual trans sounds louder on the go, because many people over rev before the shift.
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Due to demand and availability, it should come as no surprise that automatic car rentals can often be more expensive than their manual counterparts. ... On the plus side, the old rule stating that manual cars always get better gas mileage is not the case anymore, with many automatics now as efficient or even more so.