BMW i5 xDrive40 2025 vs Porsche 718 EV (Boxster/Cayman)

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thumb image BMW i5 xDrive40 2025 US$ 86,000
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thumb image Porsche 718 EV (Boxster/Cayman) US$ 80,000

BASIC INFO

Brand BMW Porsche
Model i5 xDrive40 2025 718 EV (Boxster / Cayman)
Vehicle Type Electric Electric Sports Car
Trims i5 eDrive40, i5 xDrive40, and BMW M60 i5 Touring Standard, S, GTS (expected)
Release Date July 2025 2025 (expected)
Status Available Upcoming
Made In Germany Germany
Body Type Sedan 2-Door Coupe / Convertible
Vehicle Warranty 4 Year / 50,000 miles 4 years / 50,000 miles (expected)
Colors Alpine White, Black Sapphire, etc. (+ custom) Multiple Porsche custom colors (White, Black, Guards Red, Racing Yellow, Metallic options, etc.)

PERFORMANCE

Motor Type Dual permanent-magnet motors Dual electric motors (AWD) or single rear motor (RWD)
Horsepower 590 hp (Boost: 601 hp) 450–500 hp (expected)
Torque 586 lb-ft 500 Nm (est.)
Acceleration 0 to 60 mph in 3.7 seconds 0–60 mph in ~3.5 sec (est.)
Top Speed 143 mph 155 mph (250 km/h)
Range 256 miles 250–300 miles (WLTP est.)
Drivetrain All-wheel drive (AWD) RWD standard, AWD optional

BATTERY AND CHARGING

Battery Type Lithium-ion (NMC) Lithium-ion, 800V architecture
Battery Capacity 84.3 kWh / 81.2 kWh 80–100 kWh (expected)
Power Consumption 3.0 mi/kWh 17–20 kWh / 100 km
Battery Warranty 8 years / 100,000 miles 8 years / 100,000 miles (expected)
Home Charging Speed 8.5 hrs (0–100%) Up to 11 kW AC
Supercharging Speed 205 kW (10–80% in 30 mins) Up to 270 kW (Porsche fast charging)
DC Fast Charging Speed Up to 205 kW 5–80% in ~20 minutes
Miles of Range added Per Hour 30-35 miles (with Level 2 charger) 35 miles (home AC), ~200 miles in 15 min (DC fast)
Charging Time 10-80%: 31 minutes (DC fast charger) and Full Charge: 8 hours (Level 2 charger) 8–9 hours (AC home), <30 min (DC)
Charging Connector Type CCS1 (North America) / Type 2 (EU) CCS Combo
Home Charging Options Included Charger and Wallbox Support of 11 kW Level 2 (optional in some markets) Porsche Mobile Charger Connect / Wallbox
Onboard Charger Power 11 kW AC (48A) 11–22 kW

DIMENSION AND WEIGHT

Length 199.2 in (5,060 mm) 4,400 mm (173 in)
Width 74.8 in (1,900 mm) 1,800 mm (71 in)
Height 59.4 in (1,509 mm) 1,280 mm (50 in)
Wheelbase 117.9 in (2,995 mm) 2,480 mm (97 in)
Ground Clearance 4.9 in (125 mm) 120 mm (est.)
Cargo Space 17.1 cu ft 150 liters (front + rear)
Curb Weight 5,095 lbs (2,310 kg) 1,750–1,850 kg (est.)
No. of Doors 4 Doors 2
Seating Capacity 5 Seater 2

WHEEL AND TIRES

Wheel Type M Light-Alloy Wheel Alloy (Porsche Design)
Wheel Size 20-inch 19"–21" (depending on trim)
Front Tire 245/40 R20 235/35 R19 (est.)
Rear Tire 275/35 R20 265/35 R20 (est.)

STEERING AND SUSPENSION

Steering Electric power steering Electric Power Steering Plus
Transmission Single-Speed Fixed Gear Single-speed automatic (EV)
Turning Radius 41.0 ft (12.5 m) 10.5 m
Gear Box Single-speed direct drive Single-speed reduction
Front Suspension Double-wishbone Adaptive McPherson Strut
Rear Suspension Multi-link Multi-link, adaptive dampers

TECHNOLOGY AND FEATURES

Autopilot Driving Assistant Professional (Standard: Lane-keeping, traffic-aware cruise) Not available, Porsche InnoDrive driver assist
Navigation System Yes Porsche Communication Management (PCM) with AI route planner
Adaptive Cruise Control Yes Yes
Climate Control Yes Dual-zone automatic
Auxiliary Auto Input No Yes
Over The Air Updates Yes Yes
Keyless Start Yes Yes
Keyless Entry Yes Yes
Heated Steering Wheel Yes Yes
Panoramic Sunroof Optional No (convertible option instead)
Apple Car Play Yes Yes
Android Auto Yes Yes
Touchscreen 14.9" Curved Display 10.9" center display + digital cockpit
WiFi & Hotspot Yes Yes
Bluetooth 5.2 (Dual-phone pairing, audio streaming) Yes
MP3 Player Yes Yes
No. Of Speakers 18-Speaker 10 (Bose) or 12–14 (Burmester optional)

SAFETY FEATURES

Braking System Regenerative Braking System Regenerative + Hydraulic
Front Brakes Ventilated discs Ventilated Disc
Rear Brakes Solid Discs Ventilated Disc
Brake Assist Yes Yes
Anti Lock Braking System Yes Yes
Automatic Emergency Braking Yes Yes
Power Door Lock Yes Yes
Child Safety Lock Yes Yes
No. Of Airbags 10 Airbags (Front, knee, side, curtain) 6 (front, side, knee)
Rear Seat Belt 3-Point Belts Yes
Auto Parking sensors Yes Yes
Crash Sensor Yes Yes
Ultrasonic Sensors Yes Yes
Multiple Cameras Yes 360° view system
Blind Spot Monitoring Yes Yes
Multi-Terrain Monitor No Yes
Stability Control Yes Yes
Anti Theft Alarm Yes Yes
Power Mirrors Yes Yes
Rear Cross-Traffic Alert Yes Yes
Lane Keeping Assist Yes Yes
Lane Departure Warning Yes Yes
Rear Parking Aid Yes Yes

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