2026 Kia K5 GT vs 2025 Hyundai Sonata Limited Hybrid

$4,110 less and 98 more hp vs 17 MPG better. That is the real fork. Key numbers: $4,110 price gap, 290 vs 192 hp, 30 vs 47 MPG.

The short answer

The K5 GT leads on $4,110 less, 98 more hp. The Sonata Limited Hybrid leads on 17 MPG better. The spec table compares 6 specifications head to head.

$4,110
Price Gap
98 HP
HP Diff
17 MPG
Efficiency Diff
Lower price
2026 Kia K5 GT
Starts at $33,590
VS
Higher price
2025 Hyundai Sonata Limited Hybrid
Starts at $37,700

Key Differences at a Glance

Engine
2.5L I4 Turbo
vs
2.0L I4 hybrid
Horsepower
290 hp
vs
192 hp
Fuel Economy
30 MPG combined
vs
47 MPG combined
Annual Fuel Cost
$1,450/yr
vs
$950/yr
Curb Weight
3,596 lbs
vs
3,687 lbs

What's Actually Different

These two vehicles differ in 6 specifications.

MSRP
$33,590K5 GT
$37,700Sonata Limited Hybrid
Engine
2.5L I4 TurboK5 GT
2.0L I4 hybridSonata Limited Hybrid
Horsepower
290 hpK5 GT
192 hpSonata Limited Hybrid
Transmission
8-speed automated manualK5 GT
6-speed shiftable automaticSonata Limited Hybrid
City MPG
26K5 GT
44Sonata Limited Hybrid
Highway MPG
37K5 GT
51Sonata Limited Hybrid
Combined MPG
30K5 GT
47Sonata Limited Hybrid
Fuel Tank
15.8 galK5 GT
13.2 galSonata Limited Hybrid
Annual Fuel Cost (EPA)
$1,450/yrK5 GT
$950/yrSonata Limited Hybrid
Curb Weight
3,596 lbsK5 GT
3,687 lbsSonata Limited Hybrid
Wheelbase
112.2"K5 GT
111.8"Sonata Limited Hybrid
Length
193.1"K5 GT
193.3"Sonata Limited Hybrid
Corrosion
5yr/100kK5 GT
7yr/unlimitedSonata Limited Hybrid
Roadside Assistance
5yr/60kK5 GT
5yr/unlimitedSonata Limited Hybrid

Full Specification Comparison

Specifications and pricing reflect available data as of early 2026 and may not match current manufacturer figures. Always confirm details with an authorized dealer before making a purchase decision.

Spec2026 Kia K5 GT2025 Hyundai Sonata Limited Hybrid
Pricing
MSRP$33,590$37,700
Powertrain
Engine2.5L I4 Turbo2.0L I4 hybrid
Horsepower290 hp192 hp
Torque311 lb-ftNo published data
Transmission8-speed automated manual6-speed shiftable automatic
DrivetrainFWDFWD
Fuel Economy
City MPG2644
Highway MPG3751
Combined MPG3047
Fuel Tank15.8 gal13.2 gal
Annual Fuel Cost (EPA)$1,450/yr$950/yr
Dimensions
Curb Weight3,596 lbs3,687 lbs
Wheelbase112.2"111.8"
Length193.1"193.3"
Width73.2"73.2"
Height56.9"56.9"
Safety
NHTSA Overall5/5 stars5/5 stars
IIHS AwardNo published dataTSP+
Warranty
Bumper-to-Bumper5yr/60k5yr/60k
Powertrain10yr/100k10yr/100k
Corrosion5yr/100k7yr/unlimited
Roadside Assistance5yr/60k5yr/unlimited

Frequently Asked Questions

What is the price difference between the 2026 Kia K5 GT and 2025 Hyundai Sonata Limited Hybrid?

The 2026 Kia K5 GT starts at $33,590, $4,110 less than the 2025 Hyundai Sonata Limited Hybrid at $37,700. On a 60-month loan that is roughly $72/month. All prices are MSRP before destination and dealer fees.

Who should choose the 2026 Kia K5 GT?

The 2026 Kia K5 GT is the stronger pick when you want to keep $4,110 in your pocket and the 2026 Kia K5 GT covers your needs; the extra 98 hp matters for your commute or driving style.

Who should choose the 2025 Hyundai Sonata Limited Hybrid?

The 2025 Hyundai Sonata Limited Hybrid is the stronger pick when lower running costs matter to you, roughly $506/year less on fuel.

Which gets better fuel economy, the 2026 Kia K5 GT or 2025 Hyundai Sonata Limited Hybrid?

The 2025 Hyundai Sonata Limited Hybrid rates 47 combined MPG, 17 MPG ahead.

Which is more powerful, the 2026 Kia K5 GT or 2025 Hyundai Sonata Limited Hybrid?

The 2026 Kia K5 GT produces 290 hp, 98 more than the 2025 Hyundai Sonata Limited Hybrid at 192 hp. The 2026 Kia K5 GT runs a 2.5L I4 Turbo; the 2025 Hyundai Sonata Limited Hybrid uses a 2.0L I4 hybrid.

Is the 2026 Kia K5 GT bigger than the 2025 Hyundai Sonata Limited Hybrid?

The 2025 Hyundai Sonata Limited Hybrid is 0.2″ longer at 193.3″ vs 193.1″. The 2026 Kia K5 GT has a 0.4″ longer wheelbase, which typically means more rear-seat legroom.

How do the warranties compare?

Both offer similar warranty coverage: 5yr/60k bumper-to-bumper and 10yr/100k powertrain.

Explore more: Kia trims, Kia K5 trims, Hyundai trims, Hyundai Sonata trims

Official sources

How the K5 and Sonata Stack Up

Two midsize sedans, two brands, and a decision that comes down to which one fits your commute and budget. The 2026 Kia K5 GT starts at $33,590; the 2025 Hyundai Sonata Limited Hybrid at $37,700. The $4,110 gap adds up to $72/month on a 60-month loan. That is real money, so the pricier option needs to earn it with capabilities you will actually use.

Powertrain: K5 vs Sonata

The 2026 Kia K5 GT runs a 2.5L I4 Turbo; the 2025 Hyundai Sonata Limited Hybrid uses a 2.0L I4 hybrid. The 2026 Kia K5 GT has 98 more hp (290 vs 192). You will feel the difference merging, passing, and driving with a full car. Both use FWD.

What It Actually Costs to Own

The 2025 Hyundai Sonata Limited Hybrid saves roughly $506/year on fuel at $3.50/gallon and 12,000 annual miles. Over five years, that is $2,530.

Which One Should You Buy?

Choose the 2026 Kia K5 GT when you want to keep $4,110 in your pocket and the 2026 Kia K5 GT covers your needs. Choose the 2025 Hyundai Sonata Limited Hybrid when lower running costs matter to you, roughly $506/year less on fuel. At $72/month more, the 2025 Hyundai Sonata Limited Hybrid needs to earn that gap with something you use weekly.

Specifications shown combine licensed third-party automotive data with official manufacturer, EPA, and NHTSA source material. Actual pricing, features, and availability may vary by region and dealer. Always confirm details with an authorized dealer before making a purchase decision. TrimAtlas is not affiliated with Kia or Hyundai or any dealership.

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