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Genesis · Luxury · 2021–2025

Genesis G80 RG3

Weaknesses, engine ratings and buying advice

★★★★★
3.0 / 5.0 · Based on 3 engine variants
Most Fun Engine

370–435 PS

Elektro (Dual Motor) Elektro

Silent luxury — if the 12V battery cooperates

Fun to Drive!

Engine Overview

The Genesis G80 RG3 is available with 3 engine variants — from 305 to 435 hp.

2.5T · Petrol· 300 PS
2021 2025
Be Careful 3 weaknesses
Show all weaknesses →
3.5T · Petrol· 375 PS
2021 2025
Be Careful 5 weaknesses
Show all weaknesses →
Electrified G80 · Electric· 365 PS
2023 2025
Be Careful 2 weaknesses
Show all weaknesses →

The Genesis 2.5T (Petrol, 300 PS) has the G4KR (2.5L T-GDI (SmartStream)) — rated: "Be Careful", 3 known weaknesses.

The Genesis 3.5T (Petrol, 375 PS) has the G6DS (3.5L Twin-Turbo (SmartStream)) — rated: "Be Careful", 5 known weaknesses.

The Genesis Electrified G80 (Electric, 365 PS) has the PE (Elektro (Dual Motor)) — rated: "Be Careful", 2 known weaknesses.

Vehicle Weaknesses

WeaknessCost
●Soft Paint / Clear Coat Peeling

Same paint quality concerns as the G70 — soft clear coat, easy chipping, premature peeling. Door handle clear coat delamination documented on multiple G80 units. Part of the Genesis-wide class action (Russo v. Hyundai, 2024).

Symptoms: Clear coat peeling on door handles and bumpers, rock chips, swirl marks from washing
Ad PPF paint protection film Genesis G80door handle Genesis G80 chrome peel
 Medium

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Known Problems and Issues

A total of 14 weaknesses have been documented for the Genesis G80 RG3 (2021–2025) — 10 engine-related and 4 vehicle-related. Typical issues affect Body, Other, Electronics, HVAC.

G80 (G4KR, 2021–2025) — Be Careful: Fuel Pump Failure (Stalling Recall), ITMS Overheating (Thermal Management Glitch), Engine Seizure — Rod Bearing Failure. Power: 300 PS.

G80 (G6DS, 2021–2025) — Be Careful: Turbocharger Failure, ITMS Overheating (Thermal Management), Fuel Pump Failure (Stalling Recall). Power: 375 PS.

G80 (PE, 2023–2025) — Be Careful: ICCU Failure — 12V Battery Loss (Recall), Persistent 12V Battery Drain. Power: 365 PS.

What to watch out for with the Genesis G80? See the detailed listing of all engine and vehicle weaknesses in the sections above.

Frequently Asked Questions

What problems and weaknesses does the Genesis G80 RG3 have? +
The Genesis G80 RG3 has 10 known engine weaknesses and 4 vehicle weaknesses.
What should I look for when buying a used Genesis G80 RG3? +
faq.watch_a_none
Which engine is recommended? +
Be careful: G4KR (2.5L T-GDI (SmartStream)), G6DS (3.5L Twin-Turbo (SmartStream)), PE (Elektro (Dual Motor)). No engine is rated 'Good Choice'. The most fun to drive is the PE (Elektro (Dual Motor)).
Which Genesis G80 RG3 engine is the most fun? +
The {code} ({displacement}) offers the most driving fun in the Genesis G80 RG3 — rated: "Fun to Drive!". {description} The Electrified G80 is a 365 hp electric sedan with 800V charging and a 282-mile range. The ICCU recall is critical — without it, the 12V battery dies and the car won't drive. Even after the fix, some owners report persistent drain issues. The ride is serene, the torque is instant, and the cabin is the best version of the G80 interior. Range anxiety is manageable for commuters. A compelling alternative to the EQE if the recall is confirmed complete.
Is the Genesis G80 RG3 worth buying used? +
The Genesis G80 RG3 requires careful consideration — choosing the right engine variant is crucial.
What horsepower variants are available for the Genesis G80 RG3? +
The Genesis G80 RG3 is available with engine variants from 305 to 435 hp. Petrol: G4KR (2.5L T-GDI (SmartStream)), G6DS (3.5L Twin-Turbo (SmartStream)).

Last updated: February 2026 · All information without guarantee