The GT-Line trim is available with the basic 147-hp, 132-lb-ft 2.0-liter I-4 engine, but our test K4 packed the optional 1.6-liter turbocharged I-4, which makes 190 hp and 195 lb-ft of torque.

The 2025 Kia K4 GT-Line is stylish and tech-packed but underwhelming in performance with a 2.0L engine. It's slower than rivals, with ergonomic flaws and limited rear amenities.

For as loaded as the K4 GT-Line comes, though, there’s not much going on behind the first row. The back-seat area has just USB ports and a small cubby at the back of the center console.

The GT-Line trim is available with the basic 147-hp, 132-lb-ft 2.0-liter I-4 engine, but our test K4 packed the optional 1.6-liter turbocharged I-4, which makes 190 hp and 195 lb-ft of torque.

On the tech side, KIA’s expansive list of features includes a user-friendly 12.3-inch touchscreen display with navigation, ...

All Kia K4 trims, save for the GT-Line Turbo, use a 2.0-liter four-cylinder engine making 147 hp and 132 lb-ft. of torque through an Intelligent Variable Transmission (IVT).

2025 Kia K4 GT-Line Turbo Vehicle Type: front-engine, front-wheel-drive, ... Test: 2025 Audi Q6 e-tron Quattro EV Lacks Swagger. Hardcore Vette: 2025 Chevrolet Corvette ZR1 Tested.

The 2025 Kia K4 is more spacious, more stylish and more high-tech than the Forte it replaces, and the GT-Line trim is an especially compelling package. Opens in new window Skip to main content ...

What Our Independent Expert Drove for This Kia K4 Review - Find the best Kia K4 deals! For this review of the 2025 K4, Kia provided a test vehicle equipped with GT-Line trim. It featured an optional ...

The test car added a $2,200 turbo technology package that includes a lot of goodies one would want, ... 2025 Kia K4 GT-Line Turbo. Hits: Stylish compact sedan with good power, quick handling, ...

2025-Kia-K4-GT-Line-2nd-row-2-vertical-carpro .jpg. Moving to the back seat, leg and headroom are surprisingly good, I expected it to be tight, but the increased length of the K4 really shows up here.