@ XPeng Motors

@ BYD Auto / BYD Global Media

XPeng G9 vs BYD Sealion 7 – Differences & prices compared

Q: What is the maximum horsepower of the XPeng G9?

Depending on the version, the XPeng G9 delivers up to 575 HP.

Q: What are the XPeng G9’s WLTP consumption values in kWh/100 km?

Average electricity consumption is 18.40 kWh.

Q: What is the electric driving range of the XPeng G9?

According to WLTP, the XPeng G9 can travel up to 585 km on a single charge.

Q: How large is the XPeng G9’s battery?

The XPeng G9 comes with a 92.20 kWh battery.

Q: What is the top speed of the XPeng G9?

Depending on the model, top speed is 200 km/h.

Q: How much luggage fits in the XPeng G9?

Depending on configuration, up to 660 L fit inside.

Q: How big is the XPeng G9 overall?

Length 4891 mm, width 1937 mm, height 1680 mm – those are the dimensions of the XPeng G9.

Q: Is the BYD Sealion 7 offered with different drivetrains?

The BYD Sealion 7 is available as Rear-Wheel Drive or All-Wheel Drive.

Q: What is the maximum horsepower of the BYD Sealion 7?

The BYD Sealion 7 reaches a peak output of 530 HP, depending on the model.

Everyday use, family trips or long-distance drives – here’s where the differences show.
Discover whether XPeng G9 or BYD Sealion 7 fits your lifestyle better.

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G9 @ XPeng Motors

Street Presence and Personality

The XPeng G9 and the BYD Sealion 7 arrive with distinct attitudes: one leans into futuristic poise with sharp surfaces and a coupé-esque silhouette, the other balances clean elegance with a quietly confident stance. Both catch attention in different ways—one for its showy gestures, the other for its restrained sophistication—so your choice will say more about taste than practicality. Either way, you’re getting a car that looks like it belongs in the modern electric era rather than a warmed-over combustion-era design.

Sealion 7 @ BYD Auto / BYD Global Media

What They Feel Like Behind the Wheel

On the move, the two reveal different characters: one prioritizes composed stability and a planted feel, the other trades a touch of that firmness for a livelier, more engaging demeanor. Steering and suspension tuning give each a personality—calmer and more assured versus a bit sportier and more responsive—so test drives will quickly tell you which temperament suits your daily routes. Neither feels out of place in urban traffic or on open roads, but their on-road moods are noticeably different.

G9 @ XPeng Motors

Cabin Atmosphere and Comfort

Inside, both cabins aim to soothe, but they take different paths: one creates a serene, hotel-lobby calm with soft touches and generous space, while the other emphasizes a modern, cockpit-forward vibe with tactile controls and supportive seating. Materials and layout feel considered in both, though one may seem slightly more upscale to passengers at first glance while the other impresses with ergonomics and clever storage. Long hours behind the wheel feel manageable in either, but your back and senses will reveal the real winner on a multi-hour drive.

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Sealion 7 @ BYD Auto / BYD Global Media

Everyday Practicality and Family Use

Practicality here is less about headline figures and more about how the cars live with you: both offer sensible entry points, flexible load options and family-friendly ergonomics that make shopping trips and school runs straightforward. One excels if you habitually lug bulky gear or want a little extra breathing room, while the other wins points for clever packaging and second-row comfort that keeps passengers happy. Either way, these are usable vehicles for real life—not just showroom ornaments.

G9 @ XPeng Motors

Tech, Screens and Usability

The infotainment and assistance suites are rich on both cars, but the experience is about more than screen size—it's how intuitive the software feels and whether the physical controls are sensibly placed. One system leans into a more immersive, futuristic interface that rewards familiarity, while the other keeps interactions straightforward and quick to learn. Expect both to impress in connectivity and safety aids, though the daily pleasure comes from how smoothly the tech integrates into your routine.

Sealion 7 @ BYD Auto / BYD Global Media

Charging, Running and Ownership Vibes

Beyond the showroom, ownership boils down to convenience and confidence: charging habits, dealer support and perceived reliability matter more than headline claims. One model gives a slightly more relaxed long-range feel that suits frequent travelers, while the other offers a compelling ownership package for city-centric buyers who value cost-conscious operation. Either choice promises modern electric ownership without the old anxieties of early EV days.

Who Should Drive Which?

If you’re a style-conscious driver who wants a forward-looking cabin and a composed road demeanor, one of these will likely speak to you; if your priorities tilt toward energetic steering, clever packaging and a budget-minded purchase, the other will make more sense. Commuters, families, and long-distance cruisers will all find reasons to smile in both, so pick according to temperament rather than headline claims. Read on — the DriveDuel Champion will be revealed afterwards.

Here’s where it gets real: The technical differences in detail

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

BYD Sealion 7 has a slightly advantage in terms of price – it starts at 42800 £, while the XPeng G9 costs 51100 £. That’s a price difference of around 8237 £.

In terms of energy consumption, the advantage goes to the XPeng G9: with 18.40 kWh per 100 km, it’s minimal more efficient than the BYD Sealion 7 with 19.90 kWh. That’s a difference of about 1.50 kWh.

As for range, the XPeng G9 performs slightly better – achieving up to 585 km, about 83 km more than the BYD Sealion 7.

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the XPeng G9 has a barely noticeable edge – offering 575 HP compared to 530 HP. That’s roughly 45 HP more horsepower.

In acceleration from 0 to 100 km/h, the XPeng G9 is barely noticeable quicker – completing the sprint in 4.20 s, while the BYD Sealion 7 takes 4.50 s. That’s about 0.30 s faster.

In terms of top speed, the BYD Sealion 7 performs slight better – reaching 215 km/h, while the XPeng G9 tops out at 200 km/h. The difference is around 15 km/h.

There’s also a difference in torque: XPeng G9 pulls minimal stronger with 695 Nm compared to 690 Nm. That’s about 5 Nm difference.

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Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In curb weight, XPeng G9 is hardly perceptible lighter – 2210 kg compared to 2225 kg. The difference is around 15 kg.

In terms of boot space, the XPeng G9 offers noticeable more room – 660 L compared to 520 L. That’s a difference of about 140 L.

In maximum load capacity, the BYD Sealion 7 performs somewhat better – up to 1789 L, which is about 213 L more than the XPeng G9.

Who wins the race?

The XPeng G9 proves to be slightly ahead and therefore becomes our DriveDuel Champion!
XPeng G9 is the better all-rounder in this comparison.

from about £51,100

@ XPeng Motors

XPeng G9

Price : 51100 - 62200 £
Body Type : SUV
Engine Type : Electric
Transmission : Automatic
Transmission Detail : Reduction Gearbox
Drive Type : Rear-Wheel Drive, All-Wheel Drive
Power HP : 351 - 575 HP
Consumption kWh/100km : 18.4 - 20.1 kWh
Electric Range : 502 - 585 km
Battery Capacity : 78.2 - 92.2 kWh
Seats : 5
Acceleration 0-100km/h : 4.2 - 6.6 s
Model Year : 2025
Max Speed : 200 km/h
Torque : 465 - 695 Nm
Doors : 5
Model : G9
Modell : G9 Standard Range, G9 Long Range, G9 Performance
CO2 Efficiency Class : A
Trim Level : AWD
Power kW : 258 - 423 kW
co2 : 0 g/km
Curb weight : 2210 - 2395 kg
Trunk capacity : 660 L
Length : 4891 mm
Width : 1937 mm
Height : 1670 - 1680 mm
Brand : XPeng
Max trunk capacity : 1576 L

details

XPeng G9

4.5 (2)

The XPeng G9 feels like a confident leap into the electric SUV world, with sleek, purposeful styling and an interior that mixes modern tech with everyday comfort. On the road it’s calm and composed, serving up effortless pace and hushed refinement that turns long commutes into something you might actually enjoy — a strong pick for buyers who want electric convenience without compromise.

details

@ XPeng Motors

@ XPeng Motors

@ XPeng Motors

BYD Sealion 7

5 (1)

The Sealion 7 captivates with its striking design and impressive performance that appeals to both enthusiasts and casual drivers alike. With a focus on comfort and advanced technology, this model redefines the driving experience, making every journey enjoyable. Its sleek silhouette coupled with an innovative interior showcases the perfect blend of style and functionality.

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@ BYD Auto / BYD Global Media

@ BYD Auto / BYD Global Media

@ BYD Auto / BYD Global Media

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@ XPeng Motors	@ BYD Auto / BYD Global Media

Costs and Consumption
Price 51100 - 62200 £	Price 42800 - 52300 £
Consumption L/100km -	Consumption L/100km -
Consumption kWh/100km 18.4 - 20.1 kWh	Consumption kWh/100km 19.9 - 21.9 kWh
Electric Range 502 - 585 km	Electric Range 456 - 502 km
Battery Capacity 78.2 - 92.2 kWh	Battery Capacity -
co2 0 g/km	co2 0 g/km
Fuel tank capacity -	Fuel tank capacity -

Dimensions and Body
Body Type SUV	Body Type SUV
Seats 5	Seats 5
Doors 5	Doors 4
Curb weight 2210 - 2395 kg	Curb weight 2225 - 2435 kg
Trunk capacity 660 L	Trunk capacity 520 L
Length 4891 mm	Length 4830 mm
Width 1937 mm	Width 1925 mm
Height 1670 - 1680 mm	Height 1620 mm
Max trunk capacity 1576 L	Max trunk capacity 1789 L
Payload -	Payload 410 kg

Engine and Performance
Engine Type Electric	Engine Type Electric
Transmission Automatic	Transmission Automatic
Transmission Detail Reduction Gearbox	Transmission Detail Reduction Gearbox
Drive Type Rear-Wheel Drive, All-Wheel Drive	Drive Type Rear-Wheel Drive, All-Wheel Drive
Power HP 351 - 575 HP	Power HP 313 - 530 HP
Acceleration 0-100km/h 4.2 - 6.6 s	Acceleration 0-100km/h 4.5 - 6.7 s
Max Speed 200 km/h	Max Speed 215 km/h
Torque 465 - 695 Nm	Torque 380 - 690 Nm
Number of Cylinders -	Number of Cylinders -
Power kW 258 - 423 kW	Power kW 230 - 390 kW
Engine capacity -	Engine capacity -