2025 Mercedes-Benz E-Class vs 2026 Genesis G80
Comparison Overview
The most significant numerical discrepancy between the 2025 Mercedes-Benz E-Class and the 2026 Genesis G80 is fuel efficiency, where the Mercedes offers a 28 MPG combined rating compared to the Genesis's unspecified but implied lower figure (since the Mercedes achieves 25/33 City/Highway). However, the Genesis G80 commands a substantial 45 horsepower advantage, delivering 300 hp versus the E-Class’s 255 hp, along with 311 lb-ft of torque against the Mercedes' 295 lb-ft. This performance boost comes with a $4,000 MSRP advantage for the G80 at $58,450 versus the E-Class’s $62,450 entry point. Dimensionally, the Genesis is 2.1 inches longer at 197.0 inches and provides marginally more cargo space at 13.1 cu ft versus the E-Class’s 12.7 cu ft. The E-Class mandates premium fuel, while the G80 only recommends it, adding another operational cost consideration.
Size Comparison
Performance
Fuel Efficiency
Full Specifications
Our Verdicts
2025 Mercedes-Benz E-Class
The 2025 Mercedes-Benz E-Class wins for commuters due to its superior combined fuel economy rating of 28 MPG.
2026 Genesis G80
The 2026 Genesis G80 is preferred for families by offering slightly more cargo capacity at 13.1 cubic feet and standard All-Wheel Drive.
2026 Genesis G80
The 2026 Genesis G80 is the enthusiast's choice, boasting a 300 hp output and 311 lb-ft of torque compared to the E-Class's 255 hp.
2026 Genesis G80
The Genesis G80 offers substantially more power and slightly larger dimensions for a $4,000 lower base MSRP.
Choose the Mercedes-Benz E-Class if...
- Fuel efficiency is paramount, as the E-Class returns a certified 28 MPG combined.
- You prioritize a rear-wheel-drive platform configuration with a 9-speed automatic transmission.
- You require the specific driving dynamics and features associated with the Mercedes-Benz brand positioning.
Choose the Genesis G80 if...
- Maximum performance is desired, given the G80’s 300 hp engine.
- You are seeking the lowest upfront cost, starting $4,000 below the E-Class.
- All-wheel drive traction and slightly greater length (197.0 inches) are preferred specifications.
Key Dimensions
| Dimension | Mercedes-Benz E-Class | Genesis G80 |
|---|---|---|
| Length | 194.9" | 197.0" |
| Width | 74.0" | 75.8" |
| Height | 57.9" | 57.7" |
| Wheelbase | 116.6" | 118.5" |
Features Comparison
Safety
| Feature | Mercedes-Benz | Genesis |
|---|---|---|
| Blind Spot Monitor | ✓ | ✓ |
| Driver Attention Alert | ✓ | ✓ |
| Pre-Collision Safety System | ✓ | ✓ |
| Post-Collision Safety System | ✓ | ✓ |
| Dual Front Side-Mounted Airbags | ✓ | ✓ |
| Front Head Airbags | ✓ | ✓ |
| Rear Head Airbags | ✓ | ✓ |
| Passenger Airbag Occupant Sensing Deactivation | ✓ | ✓ |
| Electronic Stability Control | ✓ | ✓ |
| Traction Control System | ✓ | ✓ |
| LATCH System | ✓ | ✓ |
| Rear Door Child Safety Locks | ✓ | ✓ |
| Anti-lock Brakes (ABS) | 4-Wheel | 4-Wheel |
| Brake Drying | ✓ | — |
| Front Ventilated Disc Brakes | ✓ | ✓ |
| Rear Ventilated Disc Brakes | ✓ | — |
| Brake Preparation System | ✓ | — |
| Brake Assist | ✓ | ✓ |
| Tire Pressure Monitoring System | ✓ | ✓ |
| Automatic Headlights | ✓ | ✓ |
| Headlight Delay-Off | ✓ | ✓ |
| LED Headlights | ✓ | ✓ |
| Adaptive Headlights | ✓ | — |
| Daytime Running Lights | ✓ | ✓ |
| Integrated Turn Signal Mirrors | ✓ | ✓ |
| Front Headrests | 2 | 2 |
| Front Power Adjustable Headrests | ✓ | — |
| Rear Headrests | 3 | 3 |
| Rear Height Adjustable Headrests | ✓ | ✓ |
| Rear Center 3-Point Seatbelt | ✓ | ✓ |
| Anti-Theft Alarm System (Remote) | ✓ | ✓ |
| Engine Immobilizer | ✓ | ✓ |
| Lane Departure Warning | — | ✓ |
| Lane Keeping Assist System | — | ✓ |
| Rear Cross Traffic Alert | — | ✓ |
| Dual Rear Side-Mounted Airbags | — | ✓ |
| Rear Solid Disc Brakes | — | ✓ |
| Front Height Adjustable Headrests | — | ✓ |
Engine
| Feature | Mercedes-Benz | Genesis |
|---|---|---|
| Base Engine Displacement | 2.0 L | 2.5 L |
| Number of Cylinders | inline 4 | inline 4 |
| Base Engine Type | mild hybrid | gas |
| Horsepower | 255 hp @ 5800 rpm | 300 hp @ 5800 rpm |
| Torque | 295 lb-ft @ 2000 rpm | 311 lb-ft @ 1650 rpm |
| Number of Valves | 16 | 16 |
| Camshaft Type | Double overhead cam (DOHC) | Double overhead cam (DOHC) |
| Variable Valve Timing | Variable | Variable |
| Fuel Injection Type | ✓ | ✓ |
Drive Train
| Feature | Mercedes-Benz | Genesis |
|---|---|---|
| Transmission Type | 9-speed shiftable automatic | 8-speed shiftable automatic |
| Drivetrain Type | rear wheel drive | all wheel drive |
| Center Differential Type | — | Limited Slip |
Fuel
| Feature | Mercedes-Benz | Genesis |
|---|---|---|
| Fuel Type | premium unleaded (required) | premium unleaded (recommended) |
| EPA Fuel Economy (City/Highway) | 25/33 MPG | — |
| EPA Fuel Economy (Combined) | 28 MPG | — |
| EPA Driving Range (City/Highway) | 435.0/574.2 mi. | 0/0 mi. |
| Fuel Tank Capacity | 17.4 gal. | 17.2 gal. |
Comfort & Convenience
| Feature | Mercedes-Benz | Genesis |
|---|---|---|
| Push Button Start | ✓ | ✓ |
| Power Tilt and Telescopic Steering Wheel | ✓ | ✓ |
| Transmission Controls on Steering Wheel | ✓ | ✓ |
| Cruise Control on Steering Wheel | ✓ | ✓ |
| Audio Controls on Steering Wheel | ✓ | ✓ |
| Electric Power Steering | ✓ | ✓ |
| Front View Camera | ✓ | — |
| Side View Camera | ✓ | — |
| Rear View Camera | ✓ | ✓ |
| Front Parking Sensors | ✓ | ✓ |
| Rear Parking Sensors | ✓ | ✓ |
| Automatic Parking Assist | ✓ | — |
| Wireless Charging Pad | ✓ | — |
| Cruise Control | ✓ | — |
| Universal Remote Transmitter | ✓ | ✓ |
| Front Cupholders | ✓ | ✓ |
| Rear Cupholders | ✓ | ✓ |
| Front Door Pockets | ✓ | ✓ |
| Rear Door Pockets | ✓ | ✓ |
| Overhead Console with Storage | ✓ | — |
| Front Seatback Storage | ✓ | ✓ |
| Leather Steering Wheel | ✓ | ✓ |
| Dual Zone Climate Control | ✓ | — |
| Rear Ventilation Ducts | ✓ | ✓ |
| Interior Air Filtration | ✓ | — |
| Dual Vanity Mirrors | ✓ | ✓ |
| Auto-Dimming Rearview Mirror | ✓ | ✓ |
| Turn Signal Indicators in Mirrors | ✓ | ✓ |
| Adaptive Cruise Control | — | ✓ |
| Heated Steering Wheel | — | ✓ |
| Three Zone Climate Control | — | ✓ |
| Extended Cabin Heating/Cooling | — | ✓ |
In Car Entertainment
| Feature | Mercedes-Benz | Genesis |
|---|---|---|
| Infotainment Display | 14.4 in | 27.0 in |
| AM/FM Stereo | ✓ | ✓ |
| Speaker System | 6 | 9 |
| Android Auto (Wireless) | ✓ | ✓ |
| Apple CarPlay (Wireless) | ✓ | ✓ |
| USB Port | ✓ | ✓ |
| USB Port with External Media Control | ✓ | ✓ |
| Satellite Radio | ✓ | ✓ |
| Satellite Radio Trial Period | 6 months | 3 months |
Power Feature
| Feature | Mercedes-Benz | Genesis |
|---|---|---|
| One-Touch Power Windows | 4 | 4 |
| Moonroof Type | 1st Row Power Glass Extended | — |
| Keyless Entry | ✓ | ✓ |
| Heated Mirrors | ✓ | ✓ |
Frontseats
| Feature | Mercedes-Benz | Genesis |
|---|---|---|
| Front Head Room | 37.3 in. | 40.9 in. |
| Front Leg Room | 41.5 in. | 42.2 in. |
| Front Shoulder Room | 57.8 in. | 58.3 in. |
| Seat Material: Leatherette | ✓ | ✓ |
| Front Seat Type: Bucket | ✓ | ✓ |
| Driver Seat Power Adjustments | 10-way | 8-way |
| Driver Seat Height Adjustment | ✓ | ✓ |
| Driver Seat Lumbar Support | Power | Power |
| Driver Seat Thigh Extension | ✓ | — |
| Driver Seat Memory Settings | 3 | 2 |
| Passenger Seat Power Adjustments | 10-way | 8-way |
| Passenger Seat Height Adjustment | ✓ | ✓ |
| Passenger Seat Lumbar Support | Power | Power |
| Passenger Seat Thigh Extension | ✓ | — |
| Passenger Seat Memory Settings | 3 | — |
| Driver Seat Heating | Multi-level | Multi-level |
| Passenger Seat Heating | Multi-level | Multi-level |
Rearseats
| Feature | Mercedes-Benz | Genesis |
|---|---|---|
| Rear Head Room | 37.6 in. | 38.2 in. |
| Rear Leg Room | 36.2 in. | 38.7 in. |
| Rear Shoulder Room | 57.1 in. | 57.1 in. |
| Split-Folding Rear Seatback | ✓ | ✓ |
| Folding Center Armrest | ✓ | ✓ |
| Heated Rear Seats (Multi-Level) | — | ✓ |
Tires and Wheels
| Feature | Mercedes-Benz | Genesis |
|---|---|---|
| Wheel Finish | Painted Alloy | Painted Alloy |
| Wheel Size | 18 x 8.0 in | 18 x 8.0 in |
| Tire Size | 225/55R18 | 245/50R18 |
| Run Flat Tires | ✓ | — |
| Tire Type | — | All Season |
| Spare Tire Type | — | Temporary |
| Spare Tire Location | — | Inside Mounted |
Suspension
| Feature | Mercedes-Benz | Genesis |
|---|---|---|
| Four-Wheel Independent Suspension | ✓ | ✓ |
| Front Stabilizer Bar | ✓ | ✓ |
| Rear Stabilizer Bar | ✓ | ✓ |
Warranty
| Feature | Mercedes-Benz | Genesis |
|---|---|---|
| Basic Warranty | 4 yr./ 50000 mi. | 5 yr./ 60000 mi. |
| Drivetrain Warranty | 4 yr./ 50000 mi. | 10 yr./ 100000 mi. |
| Hybrid Component Warranty | 6 yr./ 62000 mi. | — |
| Corrosion/Rust Warranty | 4 yr./ 50000 mi. | 7 yr./ unlimited mi. |
| Roadside Assistance | 4 yr./ 50000 mi. | 5 yr./ unlimited mi. |
Frequently Asked Questions
Common questions about comparing the 2025 Mercedes-Benz E-Class and 2026 Genesis G80.
What is the primary mechanical difference in drivetrain configuration?
The 2025 Mercedes-Benz E-Class utilizes a Rear Wheel Drive setup paired with a 9-speed automatic transmission. Conversely, the 2026 Genesis G80 features an All-Wheel Drive configuration mated to an 8-speed automatic transmission.
How significant is the power gap between the two luxury sedans?
The Genesis G80 generates 300 hp and 311 lb-ft of torque, establishing a clear 45 hp advantage over the Mercedes E-Class, which produces 255 hp and 295 lb-ft of torque.
Does the choice of car affect fuel type requirements?
Yes, the 2025 Mercedes-Benz E-Class explicitly requires premium unleaded fuel for operation. The 2026 Genesis G80 only recommends premium unleaded, offering more flexibility for regular use.
Which vehicle offers better utility based on cargo metrics?
The Genesis G80 provides a slightly larger storage area, rated at 13.1 cubic feet, edging out the Mercedes E-Class's 12.7 cubic feet capacity.
How does the base pricing compare for these two models?
The 2026 Genesis G80 has an MSRP of $58,450, making it $4,000 more affordable than the 2025 Mercedes-Benz E-Class, which starts at $62,450.
Are there notable differences in exterior dimensions?
The Genesis G80 is longer by 2.1 inches (197.0 inches total) and wider by 1.8 inches (75.8 inches total) than the E-Class, although the E-Class is marginally taller.
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