Kia has transformed itself from a budget-friendly carmaker into a legitimate competitor known for innovation, design, and performance. While many buyers have praised the brand for its affordability and features, a surprising aspect of its evolution lies under the hood—its powertrains.
Once criticized for producing lackluster engines, Kia now offers some of the most dependable and potent drivetrains across several segments.
From turbocharged compacts to hybrid SUVs, the South Korean automaker has redefined expectations by building vehicles with powerful, efficient, and long-lasting engines and transmissions.
This list explores 10 Kia models that showcase shockingly strong powertrains, both in performance and reliability.
Whether you’re a commuter, enthusiast, or family driver, these Kias deliver serious punch and longevity that you may not expect from a brand traditionally seen as value-first.
We’ve considered a blend of horsepower, torque, efficiency, transmission pairing, and long-term durability based on owner reports and industry reviews. These vehicles not only perform well but also stand the test of time when it comes to engine and transmission integrity.
If you’re shopping for a Kia—or simply curious about the brand’s engineering—this guide is your definitive look at Kia’s powertrain prowess.
10 Kia Models With Shockingly Strong Powertrains
Kia’s recent lineup has stunned both drivers and critics with powertrains that deliver unexpected strength, smoothness, and long-term reliability. These ten models prove that Kia isn’t just about affordability anymore—it’s about bold engineering and trusted performance too.
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1. Kia Stinger GT
The Kia Stinger GT shattered stereotypes when it hit the market in 2018. This sports sedan packs a 3.3-liter twin-turbo V6 engine that produces 365 horsepower and 376 lb-ft of torque, on par with some luxury brands like BMW and Audi.
Paired with an 8-speed automatic transmission and rear-wheel drive (AWD optional), the Stinger GT doesn’t just go fast—it does so smoothly and reliably.
The drivetrain is responsive, delivering 0–60 mph in just 4.7 seconds. Even more impressive is how the Stinger’s powertrain holds up over time.
Many owners report that the engine remains buttery-smooth beyond 100,000 miles with proper maintenance. Kia even backs it with a 10-year/100,000-mile warranty.
While most didn’t expect a performance model from Kia, the Stinger GT proved the brand could build something powerful and durable. It’s not just fun to drive—it’s mechanically solid, thanks to smart engineering and rigorous quality control.
From weekend thrill rides to everyday driving, the Kia Stinger GT offers explosive performance without the reliability fears that often haunt performance sedans. It’s the ultimate underdog that redefined Kia’s identity and set the benchmark for its future powertrains.
2. Kia Telluride
The Kia Telluride has taken the SUV world by storm, and its powertrain plays a huge role in its success.
Under the hood is a 3.8-liter V6 engine that churns out 291 horsepower and 262 lb-ft of torque. Mated to an 8-speed automatic transmission, the Telluride’s drivetrain is tuned for smoothness, torque delivery, and durability.
What makes the Telluride’s powertrain stand out isn’t just its output—it’s how effortlessly it handles full passenger loads and towing (up to 5,000 lbs). The engine remains refined even during steep climbs and extended highway drives, rarely straining or overheating.
Owners rave about the Telluride’s engine reliability, even after years of heavy use. Transmission shifts are silky, and there are minimal reports of long-term issues, making this large SUV feel premium in every mechanical aspect.
Built for families and adventurers alike, the Telluride shows Kia how to pair muscles with smooth operation. Whether you’re cruising through city traffic or hauling gear up a mountain, this SUV’s powertrain responds confidently, efficiently, and reliably.
3. Kia K5 GT
The Kia K5 GT brings turbocharged excitement to the mid-size sedan category. Its 2.5-liter turbocharged inline-4 engine generates a surprising 290 horsepower and 311 lb-ft of torque, giving it a sharp edge over rivals. Power is sent through an 8-speed dual-clutch automatic transmission, offering fast, precise shifts without the jerkiness some DCTs suffer from.
This powertrain combination enables a 0–60 mph time of just 5.8 seconds, making the K5 GT one of the quickest in its class. Despite this performance, the engine is remarkably fuel-efficient and low-maintenance.
The engine and transmission have been praised for consistent performance in both city and highway driving. Drivers appreciate its responsiveness, and reviewers often mention the turbocharged engine’s ability to deliver quick bursts of speed without hesitation.
For those wanting sporty performance with day-to-day practicality, the K5 GT delivers a finely balanced powertrain. It doesn’t just go fast—it holds up well, offering drivers the confidence of both speed and Kia’s reputation for drivetrain dependability.
4. Kia Sorento Hybrid
Blending performance and efficiency, the Kia Sorento Hybrid offers a turbocharged 1.6-liter engine paired with an electric motor for a combined 227 horsepower and excellent torque. Its 6-speed automatic transmission is a refreshing departure from the often-criticized CVTs used in hybrids.
What surprises most drivers is how punchy and smooth the Sorento Hybrid feels. Acceleration is immediate, transitions between gas and electric modes are nearly seamless, and the engine doesn’t strain even when fully loaded.
Moreover, the hybrid powertrain has proven to be impressively reliable. Owners report minimal issues even after years of daily driving. The battery system is well-cooled and built for longevity, helping to extend the vehicle’s overall lifespan.
Ideal for eco-conscious families, the Sorento Hybrid proves that strong performance doesn’t have to sacrifice fuel savings or longevity.
With the ability to handle real-world driving conditions and still return excellent mileage, it’s a powertrain that impresses on every level.
5. Kia EV6 GT
The Kia EV6 GT flips the script with an all-electric powertrain that’s nothing short of jaw-dropping. Equipped with 576 horsepower and 546 lb-ft of torque, it rockets from 0–60 mph in just 3.4 seconds. Dual electric motors power all four wheels, delivering instant torque with no lag.
Unlike many performance EVs that struggle with overheating, the EV6 GT uses advanced thermal management to keep the battery and motors performing at peak efficiency. Even after repeated hard launches, the system maintains its edge.
Its drivetrain may not include pistons and gears, but the combination of electric motors, inverters, and a robust battery system is built to last. With fewer moving parts and no need for oil changes or timing belts, the EV6 GT promises lower maintenance and high durability.
For performance lovers seeking the future of driving, this EV’s powertrain delivers power, precision, and peace of mind. Kia has proven it can dominate in the electric space, too.
6. Kia Sportage Hybrid
The Kia Sportage Hybrid is another standout in the hybrid arena, offering a 1.6-liter turbocharged engine paired with an electric motor for 227 combined horsepower. Its 6-speed automatic transmission gives it a mechanical feel often missing from hybrid competitors.
While not a race car, the Sportage Hybrid accelerates briskly and confidently. Its torque-rich setup ensures city driving and highway cruising are both comfortable and responsive. The hybrid system blends power delivery beautifully, avoiding the rubber-band effect common in CVTs.
More importantly, the hybrid components are built to be dependable. With a focus on durability and minimal drivetrain complaints among owners, the Sportage Hybrid stands as a reliable choice in a crowded field.
It’s a perfect example of Kia applying its powertrain excellence to achieve balance—solid power, superb efficiency, and surprising longevity.
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7. Kia Forte GT
The Kia Forte GT is a compact sedan that punches above its weight class. It sports a 1.6-liter turbocharged inline-4 that produces 201 horsepower and 195 lb-ft of torque, paired with a 7-speed dual-clutch automatic or 6-speed manual (for enthusiasts).
Despite its modest size, the Forte GT offers genuine driving excitement. The turbocharger kicks in quickly, and the DCT shifts with crisp precision.
This powertrain has been tested in various Hyundai-Kia models and earned a reputation for reliability and endurance.
With consistent servicing, this engine handles high-mileage driving well, and the transmission, though sporty, has proven robust. It’s a fun, frugal, and strong option for drivers who want more than a basic commuter car.
8. Kia Carnival
The Kia Carnival isn’t just another family van—it’s got real muscle under the hood. Powered by a 3.5-liter V6 engine pushing out 290 horsepower and 262 lb-ft of torque, it’s got more guts than most people expect from a minivan.
Paired with an 8-speed automatic transmission, the power delivery is smooth, and shifts happen so quietly you barely notice them.
This setup isn’t about flashy speed—it’s tuned for real-world driving. Packed with people, luggage, or both, the Carnival still moves confidently without straining. Even light towing? No problem.
What really stands out is how balanced the whole package feels. It doesn’t feel underpowered when you’re merging onto highways or climbing hills.
The throttle response is consistent, and there’s no laggy hesitation when you need to pick up the pace. It just works—quietly and efficiently.
Owners love how refined and low-stress the engine is. It doesn’t drone, doesn’t vibrate, and doesn’t act up, even after thousands of miles.
That makes it great not just for long road trips, but for the day-to-day grind too. You get a reliable, capable engine that just does its job without any drama.
The Carnival proves you don’t have to give up performance for practicality. It’s a minivan, yeah—but one that doesn’t roll over and play dead when asked to hustle.
9. Kia Soul Turbo
The Kia Soul Turbo (GT-Line) isn’t just about funky looks—it’s a hatchback that brings legit power to the table. With its 1.6-liter turbocharged inline-4 engine, you’re looking at 201 horsepower and 195 lb-ft of torque.
It’s the same setup found in the Hyundai Veloster Turbo and other sporty Kia/Hyundai siblings, so it’s no slouch.
What really sells it, though, is how that engine pairs with a 7-speed dual-clutch transmission (DCT). Shifts are crisp, acceleration is snappy, and highway merging doesn’t feel like a gamble.
This isn’t some fake performance badge either. The GT-Line Turbo holds up under real-world stress. Owners regularly push it past 100,000 miles without major issues, and maintenance costs stay pretty reasonable.
The DCT can feel a little clunky at low speeds, sure, but that’s the trade-off for efficiency and responsiveness in higher-speed driving.
What makes the Soul Turbo stand out is how it blends that engine and transmission setup into something still practical.
You get the same upright seating, solid cargo space, and quirky personality the Soul’s known for, just with more punch when you hit the gas.
It’s a weird little box with real guts. Kia didn’t just slap on some red trim and call it sporty—they actually engineered this thing to move. And yeah, it does.
10. Kia Niro Plug-In Hybrid
Rounding out the list is the Kia Niro Plug-In Hybrid, combining a 1.6-liter engine and electric motor for 139 total horsepower. While that might not sound impressive, the torque delivery and electric boost make it feel zippy in city traffic and freeway merges.
Its dual-clutch transmission enhances driving feel, and the battery system offers up to 33 miles of electric-only range. Long-term reliability has been excellent, with few complaints across multiple model years.
What it lacks in raw numbers, it makes up for in engineering and real-world dependability—hallmarks of a shockingly strong powertrain.
Kia has evolved from a budget-friendly alternative to a brand that delivers serious performance, efficiency, and long-term dependability—all thanks to its continually improving powertrains.
Whether you’re looking for a performance sedan like the Stinger GT, a family SUV like the Telluride, or a fuel-sipping hybrid like the Niro, there’s a Kia with a strong, reliable engine and transmission to match your needs.
These ten models show that Kia’s engineering team understands how to build powertrains that balance power, efficiency, and longevity. Turbocharged engines, electric drivetrains, and hybrid systems all come together with advanced transmissions to create driving experiences that surprise even the most skeptical car enthusiasts.
What’s most impressive is how these powertrains maintain their strength over time. With proper maintenance, many of these models routinely cross 150,000 miles with few major issues—something that even some luxury brands struggle to achieve consistently.
If you’ve ever dismissed Kia as merely an affordable option, think again. These models prove the brand is not just building better cars—they’re engineering some of the strongest and most dependable powertrains on the road today.
