We cross-shopped three others and this won on fuel economy. road noise on the highway is the trade-off.
EXPERT REVIEW · SEDAN
2026 Kia K4 review
Kia K4: a class leader on the details. Illustrative review
8.4/10 OffLot expert score
The 2026 Kia K4 sits near the top of its class. Good trunk for the footprint; easy infotainment with phone mirroring. Base engine feels adequate, not quick and rear headroom is tight for tall passengers, so test the trim you'd actually buy. Starting around $23,000, it undercuts most direct rivals.
What's good
- Good trunk for the footprint
- Easy infotainment with phone mirroring
- Standard driver-assist suite
What to check
- Base engine feels adequate, not quick
- Rear headroom is tight for tall passengers
Best for: Buyers who want low running costs without giving up comfort. Starting MSRP: $23,000.
Owner reviews · 4.7 of 5 from 3 owners
The fuel economy is the standout. My only gripe is road noise on the highway, which I knew going in.
Bought it for the a long commute and it has handled everything so far. Fuel economy has been close to the sticker in mixed driving.
Price trend · used Kia K4, 12 months
Average used asking price in the OffLot demo index: $16,863 · -2.26% last 30 days · -0.18% year over year.