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What is the difference between a manual-automatic transmission and a dual-clutch manual-automatic transmission?

4 Answers
LaConnor
07/23/25 4:33pm
Here are the differences between a manual-automatic transmission and a dual-clutch manual-automatic transmission: 1. The manual-automatic transmission is more common, with shorter shift times and sufficient power output. The component cost of a dual-clutch transmission is relatively higher, making the manual-automatic transmission more cost-effective in terms of maintenance. 2. The dual-clutch transmission is paired with two automatic clutches, while the manual-automatic transmission combines manual and automatic modes, leaning more towards automatic shifting. In terms of fuel economy, the dual-clutch transmission performs better. Additional information: In simpler terms, a manual-automatic transmission combines manual and automatic shifting modes. It provides a gentle start and smooth low-speed driving, effectively balancing smoothness and control.
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DiLeo
08/10/25 12:18pm
I've been driving for ten years and have tried both manual and automatic transmissions. The torque converter in an automatic manual transmission delivers power smoothly like silk, with no jerking when switching between the brake and accelerator in traffic jams, though fuel consumption is slightly higher. The dual-clutch automatic manual is different; it has two clutches that take turns working, providing lightning-fast gear shifts and direct power delivery when you step on the accelerator, giving a strong sense of sportiness. However, it can jerk at low speeds when following traffic, similar to the shuddering of a manual transmission in semi-engaged clutch mode. Structurally, the dual-clutch is more delicate, and mechanics have mentioned its clutch plates are prone to overheating and wear. Choosing a car depends on the roads you usually drive on—automatic manuals are more comfortable for commuting in traffic, while dual-clutch transmissions are more exhilarating for highway driving.
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Guzman
09/22/25 6:29am
Master Wang from the auto repair shop explained the differences between these two transmissions to me. The traditional automatic manual transmission relies on hydraulic fluid to transfer power, with a simple and durable structure—just change the oil for maintenance, and repairs are cheap. The dual-clutch is a whole different story; it combines two manual transmissions and uses a computer to control clutch switching. The advantage is uninterrupted power delivery—you'll notice how quickly it downshifts when overtaking. The downside? In city traffic jams, the clutch repeatedly engages in a semi-linked state, making it prone to issues after five or six years. For those who frequently drive on highways, the dual-clutch is recommended—quick acceleration and fuel-efficient. But if you're stuck in city traffic daily, the old-school automatic manual is more reliable—at least it won't drive you crazy.
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MacEzra
11/05/25 9:49am
As an automotive journalist, I have participated in multiple transmission comparison tests. The automatic manual transmission (AMT) uses a traditional planetary gear structure with a torque converter for soft power connection, offering smoothness but lower efficiency. The dual-clutch automatic transmission (DCT) essentially operates with two sets of clutches working alternately, achieving a transmission efficiency of up to 90%, akin to two drivers taking turns to shift gears. The differences in daily driving are evident: the AMT provides smooth starts and is less frustrating in traffic jams, while the DCT offers crisp gear shifts and stronger acceleration with noticeable push-back sensation. However, the DCT can exhibit hesitation and judder during low-speed crawling due to the computer-controlled clutch. From a technological trend perspective, the DCT has gained more popularity with the rise of new energy vehicles, as it pairs better with electric motors.
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