Should the Haval H9 use 92 or 95 octane fuel?

2 Answers
OAugust
07/24/25 12:52am
This model requires 95 octane fuel as specified by the manufacturer. Using 92 octane fuel with poor anti-knock performance may indeed lead to carbon deposits with frequent use, and will increase maintenance costs in the long run. Below is more related information: Power Introduction: The new 2.0T gasoline twin-scroll high-power engine delivers a maximum power of 165KW and a maximum torque of 385N·m (1800-3600rpm). It employs technologies such as direct fuel injection, twin-scroll turbocharger, dual VVT, and dual-side balance shafts. With a more closely spaced gear ratio, more efficient shift actuators, optimized torque converter size control, and weight reduction design, it achieves the same compact size as a 6AT while reducing fuel consumption by 6%. Design: Through the development of high-precision solenoid valves and control systems, gear shifts are made faster and smoother, while better balancing the vehicle's power and fuel economy. The all-terrain system has been recalibrated for improved driving performance, featuring a new control switch and control strategy for more stable and user-friendly operation.
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IanFitz
08/10/25 8:36pm
I always drive my Haval H9 for fishing and outings, and I usually use 92-octane gasoline, which is quite cost-effective. The manufacturer's manual clearly states that it recommends 92-octane or higher, and 92-octane is fully qualified—no need to waste extra money on 95-octane. For city driving, the fuel consumption is about the same for both, but 92-octane is significantly cheaper, saving me dozens of yuan a month for driving a few hundred kilometers. I've tried using 95-octane and felt a slightly smoother acceleration, but there's hardly any difference during daily stop-and-go traffic. The key is regular maintenance, like changing spark plugs and keeping the fuel system clean, which is far more important than fussing over the octane rating. If you're only driving in the city, 92-octane is more than enough. For mountain roads or highway overtaking, 95-octane might offer better anti-knock performance, but I don’t think it’s worth the extra cost.
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