Head-to-Head Specification Match

Audi Q8 e-tron 55 quattro vs BMW iX xDrive50

Side-by-side comparison of charging curves, usable pack capacities, home AC charging limits and running costs per 100 mi.

⚡ Faster Fast Charging (10-80%)

Audi Q8 e-tron

Faster by 4 mins

🔋 Larger Usable Battery

Audi Q8 e-tron

+0.8 kWh usable

💰 Cheaper per 100 mi

BMW iX

Saves $0.23 / 100 mi

Side-by-Side Technical Comparison

Specification

Audi Q8 e-tron 55 quattro

BMW iX xDrive50

Usable Battery: 106.0 kWh; 105.2 kWh
Verified 10–80% DC Time: 31 min; 35 min
Peak DC Acceptance: 170 kW; 195 kW
Onboard AC Charger (Home): 11.0 kW; 11.0 kW
Estimated Range (mi): 297 mi; 305 mi
Home Cost per 100 mi: $6.75; $6.51
Physical Ports: J1772 (AC) / CCS1 (DC); J1772 (AC) / CCS1 (DC)
Supercharger Access: Adapter Required; Adapter Required

Full Audi Q8 e-tron 55 quattro Calculator → Full BMW iX xDrive50 Calculator →

Recommended Charging Equipment

Verified compatible Level 2 wallboxes and portable charging equipment for both vehicles.

Best Smart 50 A Charger with App 4.8

Autel · Home Level 2 Charger

MaxiCharger Home 50A

Max power: 12.0 kW
Current: 50 A
Price: $559

50 A / 12 kW hardwired (or 40 A NEMA 14-50)
Autel Charge app with solar optimization
RFID card security and remote lock
25 ft flexible cold-weather cable

100% compatible with Audi Q8 e-tron 55 quattro Charges at this car’s 11.0 kW AC limit

Fast-Shipping NACS-to-CCS1 Adapter 4.8

Lectron · Supercharger Adapter

Vortex Plug Supercharger Adapter

Max power: 250.0 kW
Current: 500 A
Price: $199

500 A / 250 kW peak DC rating
V3 and V4 Supercharger compatible
ETL and UL 2252 tested
Includes durable travel case

100% compatible with Audi Q8 e-tron 55 quattro Required for Supercharger access

Best Smart 50 A Charger with App 4.8

Autel · Home Level 2 Charger

MaxiCharger Home 50A

Max power: 12.0 kW
Current: 50 A
Price: $559

50 A / 12 kW hardwired (or 40 A NEMA 14-50)
Autel Charge app with solar optimization
RFID card security and remote lock
25 ft flexible cold-weather cable

100% compatible with BMW iX xDrive50 Charges at this car’s 11.0 kW AC limit

Fast-Shipping NACS-to-CCS1 Adapter 4.8

Lectron · Supercharger Adapter

Vortex Plug Supercharger Adapter

Max power: 250.0 kW
Current: 500 A
Price: $199

500 A / 250 kW peak DC rating
V3 and V4 Supercharger compatible
ETL and UL 2252 tested
Includes durable travel case

100% compatible with BMW iX xDrive50 Required for Supercharger access