NIO ET7: Flagship Electric Sedan with Battery Swap Technology

The NIO ET7 represents the pinnacle of NIO’s sedan lineup, combining exceptional performance, industry-leading aerodynamics, and revolutionary battery swap technology. Launched in Europe in October 2022, the ET7 competes directly with the Mercedes EQS, BMW i7, and Tesla Model S, offering similar or superior performance at a significantly lower price point.

With 480 kW (653 hp) of power and acceleration from 0-100 km/h in just 3.9 seconds, the ET7 delivers performance that matches or exceeds its premium competitors. The vehicle’s 0.20 Cd drag coefficient ties it with the Mercedes EQS for the lowest drag coefficient of any production vehicle, contributing to impressive range and efficiency. The ET7 achieved a five-star Euro NCAP rating with 91% adult occupant protection and 95% safety assist scores, plus a 9.6/10 Green NCAP rating for low energy consumption.

NIO ET7 Quick Specifications

Specification	Details
Body Type	Flagship Luxury Sedan
Seating	5 seats
Battery Options	75 kWh / 100 kWh / 150 kWh (2026)
WLTP Range	450-580 km (75/100 kWh) / 700+ km (150 kWh)
Power	480 kW (653 hp)
Torque	850 Nm
0-100 km/h	3.9 seconds
Top Speed	200 km/h
Drag Coefficient	0.20 Cd
Drivetrain	AWD (Dual Motor)
DC Charging	140 kW
Battery Swap	Yes (2.5-3 minutes)
Euro NCAP	5 stars (91% adult, 95% safety assist)
Europe Price	€81,900-€90,900

Aerodynamic Excellence

The ET7 achieves a drag coefficient of just 0.20 Cd—one of the lowest of any production vehicle:

Vehicle	Drag Coefficient
NIO ET7	0.20
Mercedes EQS	0.20
Lucid Air	0.21
Tesla Model S	0.24

This aerodynamic efficiency contributes to the ET7’s impressive range.

NIO ET7 Specifications

Performance

Specification	Value
Dual Motor Power	480 kW (653 hp)
Torque	850 Nm
0-100 km/h	3.9 seconds
Drivetrain	AWD
Top Speed	200 km/h

Battery and Range

Battery	Capacity	Range (WLTP)
Standard	75 kWh	~450 km
Long Range	100 kWh	~580 km
Ultra-Long	150 kWh	700+ km (2026)

The 150 kWh ultra-long range battery pushes the ET7 beyond 700 km—addressing range anxiety completely.

Dimensions

Measurement	Value
Length	5,101 mm
Width	1,987 mm
Height	1,509 mm
Wheelbase	3,060 mm

Flagship Features

Interior Luxury

• Karuun sustainable rattan décor
• Microfiber suede headliner
• 10.2-inch digital instrument cluster
• 12.8-inch AMOLED center screen
• 256-color ambient lighting
• 23-speaker Dolby Atmos audio

NOMI AI Assistant

The ET7 features NIO’s signature NOMI:

• Physical robot on dashboard
• Shows emotions, responds to voice
• Learns preferences over time
• Controls vehicle functions naturally

Autonomous Driving

• 33 sensors including LiDAR
• NVIDIA Orin X chip (1,016 TOPS)
• NIO Autonomous Driving (NAD)
• Highway and urban assistance

NIO ET7 Pricing

European Pricing

Variant	Price (EUR)
ET7 75 kWh	€81,900
ET7 100 kWh	€90,900
With BaaS	-€12,000-15,000

NIO ET7 vs Competitors

vs Mercedes EQS

Feature	NIO ET7	Mercedes EQS
Power	653 hp	516-649 hp
0-100 km/h	3.9s	4.3-5.9s
Range	580+ km	631-770 km
Cd	0.20	0.20
Battery Swap	Yes	No
Europe Price	€81,900-90,900	€140,000-200,000

Verdict: Similar performance and aerodynamics at roughly half the price. Mercedes has brand prestige and service network.

vs BMW i7

Feature	NIO ET7	BMW i7 xDrive60
Power	653 hp	536 hp
0-100 km/h	3.9s	4.7s
Range	580+ km	590 km
Battery Swap	Yes	No
Europe Price	€81,900-90,900	€145,000+

Verdict: ET7 offers more power and similar range at 35-50% lower price.

vs Tesla Model S

Feature	NIO ET7	Tesla Model S LR
Power	653 hp	670 hp
0-100 km/h	3.9s	3.2s
Range	580+ km	634 km
Battery Swap	Yes	No
NOMI AI	Yes	Basic voice
Europe Price	€81,900-90,900	€130,000+

Verdict: Model S is faster; ET7 offers battery swap and lower price.

Pros and Cons

What We Like

• World-leading 0.20 Cd aerodynamics
• 653 hp performance
• 3-minute battery swap
• NOMI AI companion
• 150 kWh battery option coming
• BaaS reduces upfront cost
• Premium interior at lower price
• 33-sensor autonomous driving suite

What Could Be Better

• Battery swap requires infrastructure
• Service network expanding but still limited
• DC charging speed just average
• Brand awareness growing in Europe

Frequently Asked Questions

Q: How does the ET7 achieve 0.20 Cd?

Meticulous design: flush door handles, optimized underbody, rear diffuser, smooth glass-to-body transitions, and intelligent air curtains.

Q: What is the 150 kWh battery?

NIO’s semi-solid-state battery pack offering 700+ km range. Available for battery swap—you can upgrade existing cars.

Q: Is the ET7 better than EQS?

Similar on paper at roughly half the price. EQS has Mercedes brand prestige, dealer network, and proven reliability. ET7 has battery swap and NOMI.

Related Guides

• NIO ET5 Complete Guide - More affordable sedan
• NIO EL8 Complete Guide - Flagship SUV
• NIO Brand Overview - Complete brand information

Official Sources

• NIO Europe
• NIO Global

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This guide was last updated in January 2026. NIO ET7 is available in Europe (Norway, Germany, Netherlands, Sweden, Denmark).