2027 BMW i7 VS. 2026 GENESIS G90: WHICH FLAGSHIP SEDAN WINS?
The 2027 BMW i7 delivers an estimated 350 miles of range on a 112.5-kWh battery with 449 hp and 479 lb-ft of torque. The 2026 Genesis G90 counters with a 3.5L twin-turbo V6 producing 375 hp and an EPA-rated 21 mpg combined. Below you will find a spec-by-spec breakdown of both flagships, with current BMW i7 inventory at Grayson BMW.
THE SHORT ANSWER.
BMW i7 wins for buyers who want zero tailpipe emissions, a longer-range electric powertrain, and a rear cabin that rivals a private screening room. The Genesis G90 wins for buyers who want a traditional twin-turbo V6, a longer basic and powertrain warranty, and established gasoline infrastructure with no charging planning required. Both seat five and both deliver rear-seat comfort at the top of the segment, but the two vehicles serve fundamentally different ownership profiles.
SPECS HEAD-TO-HEAD.
| Category | 2027 BMW i7 50 xDrive | 2026 Genesis G90 3.5T AWD |
|---|---|---|
| Powertrain | Dual electric motors | 3.5L twin-turbo V6 |
| Output | 449 hp | 375 hp |
| Torque | 479 lb-ft | 391 lb-ft |
| Transmission | Single-speed direct drive | 8-speed automatic |
| Drivetrain | AWD (xDrive) | AWD |
| Fuel type | Electric | Premium gasoline |
| Range / efficiency | 350 miles (est.) | 18 city / 26 hwy / 21 combined mpg |
| Battery / displacement | 112.5 kWh | 3.5 L |
| Seating | 5 | 5 |
| Cargo (behind 2nd row) | 17.7 cu ft | 12.0 cu ft |
| Peak DC fast charge | 250 kW | N/A |
| Basic warranty | Confirm with dealer | 5 years / 60,000 miles |
| Battery / powertrain warranty | 8 years / 100,000 miles | 10 years / 100,000 miles |
BMW i7 60 xDrive note: The i7 60 xDrive produces 536 hp and an estimated range of 344-362 miles. All figures in this table reflect the i7 50 xDrive and the G90 3.5T AWD base configurations.
PERFORMANCE & POWERTRAIN.
With dual electric motors, BMW i7 delivers 479 lb-ft of torque from a standing start, with no gear shifts and no turbo lag. The i7 50 xDrive reaches 60 mph in 5.3 seconds; the i7 60 xDrive cuts that to 4.6 seconds. That immediate torque delivery defines the driving character of the i7 in a way a traditional powertrain cannot replicate.
The Genesis G90 3.5T AWD produces 375 hp and 391 lb-ft from its 3.5L twin-turbo V6, routed through an 8-speed automatic with Predictive Shift. The E-SC trims add a 48V e-Supercharger and climb to 409 hp, closing some of the gap. The G90's powertrain is refined and smooth, but it cannot match the i7's torque figure or its linear, instant power delivery.
For road-trip flexibility, the i7's 350-mile estimated range and 250 kW peak DC fast-charge capability make long distances practical. The NACS charge port gives direct access to Tesla Supercharger stations via the BMW ChargingNetwork, and a CCS adapter is included. The G90 uses premium gasoline with an EPA-rated 26 mpg highway, requiring no planning beyond finding a fuel station.
Rear-wheel steering is standard on the BMW i7, turning the rear wheels up to 3.5 degrees to sharpen low-speed agility and improve stability at highway speeds. The adaptive two-axle air suspension adjusts damping automatically to road conditions on both vehicles.
EPA fuel economy data for the Genesis G90
INTERIOR, SPACE & CARGO.
BMW i7 offers 17.7 cubic feet of cargo behind the second row, compared to 12.0 cubic feet in the Genesis G90. That 5.7-cubic-foot advantage makes the i7 meaningfully more practical for extended travel.
Inside the i7, the rear cabin is built around a passenger-lounge concept. The standard five-seat interior uses BMW Individual Merino Leather with available cashmere wool and Alcantara trim throughout. The available 31.3-inch 8K BMW Theatre Screen extends from the roof on command, and the available Bowers and Wilkins Diamond Surround Sound System with Dolby Atmos runs through 35 speakers at up to 1,965 watts. Rear passengers also get 5.5-inch BMW Touch Command panels in each rear door, and the seat behind the front passenger reclines while the front seat slides forward to create a first-class rest position.
The Genesis G90 offers Nappa leather seating surfaces, three-zone climate control, power rear sunshades, and an 8-inch rear armrest touch display. The available 26-speaker Bang and Olufsen Premier 3D audio system (E-SC trims) provides serious acoustic performance. The G90's rear-seat environment is genuine flagship material, and its power-closing doors add a sense of occasion.
Both vehicles offer heated, ventilated, and massaging rear seats. The i7 adds Wireless Charging on an Alcantara-trimmed tray in the rear center console. For sheer rear-cabin theatre, the BMW i7 Theatre Screen and Bowers and Wilkins system have no direct equivalent in the G90.
TECHNOLOGY & SAFETY.
BMW i7 runs BMW Operating System X on a 17.9-inch central touchscreen in a Free-Cut Design. The BMW Panoramic Vision head-up display spans the full windshield width, and the BMW 3D Head-Up Display layers precise 3D route and warning data onto the driver's field of view. BMW Intelligent Personal Assistant uses AI to handle natural-language commands and continues learning driving patterns over time. Available Highway and Commuting Assistant enables hands-free driving at speeds up to 85 mph with the driver monitoring traffic.
The BMW i7's Plug and Charge feature authenticates automatically at IONNA and Tesla Supercharger stations. Charge-optimized route planning adjusts the charging plan in real time if conditions change mid-trip. Zoom video conferencing is available from the rear seat via the BMW Digital Premium subscription.
The Genesis G90 uses dual 12.3-inch displays for the instrument cluster and center touchscreen, with a head-up display, wireless Apple CarPlay and Android Auto, and an 8-inch rear armrest touch display. Highway Driving Assist two provides lane-centering and adaptive cruise on highways. Genesis Digital Key allows smartphone-based vehicle access.
On safety, both vehicles include forward collision mitigation, blind-spot monitoring, lane keeping assistance, adaptive cruise control, and 360-degree camera systems. The BMW i7 adds Frontal Collision Warning with City Collision Mitigation, Active Blind Spot Protection, and Steering Assistant as standard. The G90 adds Safe Exit Assist and Rear Cross-Traffic Warning with automatic braking.
The available BMW Parking Assistant Professional on the i7 allows fully remote self-parking. The Genesis G90 includes Remote Smart Parking Assist as standard.
VALUE & OWNERSHIP.
The Genesis G90 carries a five-year / 60,000-mile basic warranty and a 10-year / 100,000-mile powertrain warranty. The 10-year powertrain coverage is among the longest in the flagship segment and represents a meaningful ownership advantage for buyers planning to keep their vehicle long-term.
The BMW i7's high-voltage battery carries an eight-year / 100,000-mile warranty. As an all-electric vehicle, the i7 requires no gasoline, and its 250 kW peak DC fast-charging capability supports convenient charging stops during longer journeys. Home charging via the included Flexible Fast Charger at a 240V outlet allows drivers to replenish driving range overnight.
The G90's Genesis Concierge program provides white-glove ownership services including at-home test drives and delivery assistance. BMW ownership at Grayson BMW includes access to BMW ConnectedDrive services, the My BMW App for remote vehicle control, and the BMW Digital Key Plus for smartphone-based access.
Both vehicles offer strong personalization programs. The BMW i7 adds available BMW Individual Two-Tone paint finishes (including Vancouver Green Metallic with Space Silver Metallic) and available BMW Crystal Headlights. The G90 Prestige Black edition provides a fully blacked-out exterior and interior treatment.
WHICH ONE SHOULD YOU BUY?
CHOOSE THE 2027 BMW i7 IF:
You want all-electric driving with zero tailpipe emissions without sacrificing a full five-passenger flagship interior. The 350-mile range makes long-distance travel practical, the 250 kW fast-charge rate minimizes stops, and the rear Theatre Screen and Bowers and Wilkins system create a rear cabin that the G90 does not match for in-vehicle entertainment. The i7 50 xDrive and i7 60 xDrive offer two distinct performance levels under the same body.
CHOOSE THE 2026 GENESIS G90 IF:
You prefer a traditional gasoline powertrain and want the longest powertrain warranty in this comparison. The G90's 10-year / 100,000-mile powertrain coverage, standard wireless Apple CarPlay and Android Auto, and Genesis Concierge ownership program offer compelling conventional-luxury value. If you regularly travel in areas with limited charging infrastructure, the G90's gasoline flexibility is a genuine practical advantage.
THE CARGO DIFFERENCE MATTERS:
The BMW i7's 17.7 cubic feet versus the G90's 12.0 cubic feet is a 5.7-cubic-foot gap that buyers who travel with luggage will feel on every trip.
FIND YOUR 2027 BMW i7 AT GRAYSON BMW IN KNOXVILLE.
Grayson BMW in Knoxville serves drivers looking for a full-electric flagship that does not ask them to compromise on rear-seat refinement or on-road range. The BMW i7 50 xDrive and i7 60 xDrive are available to view in person, and the team can walk you through Plug and Charge setup, BMW ChargingNetwork access, and the full suite of available individual options. Browse current inventory or book a time to sit in the rear cabin and see the Theatre Screen for yourself.
FREQUENTLY ASKED QUESTIONS.
WHAT IS THE RANGE OF THE 2027 BMW i7 VS. THE 2026 GENESIS G90?
The BMW i7 has an estimated range of up to 350 miles on a full charge. The Genesis G90 is a gasoline vehicle rated at 26 mpg highway and 21 mpg combined, so range is limited by tank size rather than battery capacity.
WHICH VEHICLE HAS MORE CARGO SPACE, THE BMW i7 OR THE GENESIS G90?
The BMW i7 offers 17.7 cubic feet of cargo space behind the second row. The Genesis G90 provides 12.0 cubic feet. The BMW i7 carries a 5.7-cubic-foot advantage.
DOES THE BMW i7 CHARGE AT TESLA SUPERCHARGERS?
Yes. The 2027 BMW i7 uses an NACS charge port and connects directly to Tesla Supercharger stations through the BMW ChargingNetwork. A CCS adapter for Level 3 DC fast charging is included with the vehicle.
HOW QUICKLY CAN THE BMW i7 CHARGE?
The BMW i7 supports up to 250 kW peak DC fast charging. It also supports Level two home charging via the included Flexible Fast Charger at a 120V or 240V outlet, with 240V recommended.
WHICH VEHICLE HAS THE BETTER WARRANTY?
The Genesis G90 carries a five-year / 60,000-mile basic warranty and a 10-year / 100,000-mile powertrain warranty. The BMW i7 carries an eight-year / 100,000-mile high-voltage battery warranty. For EV buyers, the battery warranty is the most relevant figure, and both vehicles reach 100,000 miles on their core powertrain components.
DOES THE BMW i7 HAVE A REAR ENTERTAINMENT SCREEN?
The available 31.3-inch 8K BMW Theatre Screen extends from the roof of the rear cabin on command. It supports video streaming, gaming, video calls, and connects via 5G, Amazon Fire TV, Wi-Fi, or HDMI. The Genesis G90 does not offer a comparable rear overhead screen.
CAN THE BMW i7 PARK ITSELF WITHOUT A DRIVER INSIDE?
Yes. The available BMW Parking Assistant Professional system allows the BMW i7 to pull in and out of parking spaces without a driver inside the vehicle. The Genesis G90 includes Remote Smart Parking Assist as standard.
IS THE BMW i7 AVAILABLE IN KNOXVILLE?
Yes. Grayson BMW in Knoxville stocks the BMW i7 50 xDrive and i7 60 xDrive. Browse online to see current availability.