USA EV Comparison: BMW iX3 Gen 1 vs Seat Mii Electric

Side-by-side comparison of all specifications in imperial units (mi, lb). To see metric units (km, kg), switch website version to Global.
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General Info

Both vehicles have been discontinued and were never available for sale in the United States.

The BMW iX3 Gen 1 (2020-2021) is a SUV, whereas the Seat Mii Electric (2019-2021) is a Hatchback.

Property BMW iX3 Gen 1 Seat Mii Electric
Years of Production 2020-2021 2019-2021
Current Status Discontinued Discontinued
Country of Manufacture China Slovakia
Body Style SUV Hatchback
Market Availability EU EU
GCC Score 6.5 4.5

Range and Efficiency

While the BMW iX3 Gen 1 (2020-2021) offers a longer real-world range and a bigger battery, it is less energy-efficient than the Seat Mii Electric (2019-2021).

Property BMW iX3 Gen 1 Seat Mii Electric
Range (WLTP) 286 mi 161 mi
Range (GCC) 243 mi 139 mi
Battery Capacity (Nominal) 80 kWh 36.8 kWh
Battery Capacity (Usable) 74 kWh 32.3 kWh
Efficiency per 100 mi 30.5 kWh/100 mi 23.2 kWh/100 mi
Efficiency per kWh 3.28 mi/kWh 4.3 mi/kWh
Range and Efficiency Score 6.4 6

Charging

Both vehicles utilize a standard 400-volt architecture.

The BMW iX3 Gen 1 (2020-2021) offers faster charging speeds at DC stations, reaching up to 155 kW, while the Seat Mii Electric (2019-2021) maxes out at 40 kW.

The BMW iX3 Gen 1 (2020-2021) features a more powerful on-board charger, supporting a maximum AC charging power of 11 kW, whereas the Seat Mii Electric (2019-2021) is limited to 7.2 kW.

Property BMW iX3 Gen 1 Seat Mii Electric
Max Charging Power (AC) 11 kW 7.2 kW
Max Charging Power (DC) 155 kW 40 kW
Architecture 400 V 400 V
Charge Port CCS Type 2 CCS Type 2
Charging Score 6.5 3.9

Performance

The BMW iX3 Gen 1 (2020-2021) is rear-wheel drive, while the Seat Mii Electric (2019-2021) offers a front-wheel drive system.

The BMW iX3 Gen 1 (2020-2021) boasts greater motor power and accelerates faster from 0 to 60 mph.

Property BMW iX3 Gen 1 Seat Mii Electric
Drive Type RWD FWD
Motor Type PMSM PMSM
Motor Power (kW) 210 kW 61 kW
Motor Power (hp) 282 hp 82 hp
Motor Torque 295 lb-ft 156 lb-ft
0-60 mph 6.5 s 11.8 s
Top Speed 112 mph 81 mph
Performance Score 4.4 1.7

Dimensions

The BMW iX3 Gen 1 (2020-2021) is longer, wider, and taller.

The BMW iX3 Gen 1 (2020-2021) boasts a more extended wheelbase.

Property BMW iX3 Gen 1 Seat Mii Electric
Length 186.4 in 140 in
Width (with Mirrors) 84.2 in - Width (with Mirrors)
Width (w/o Mirrors) 74.4 in 64.8 in
Height 65.7 in 58.3 in
Wheelbase 112.8 in 95.3 in

Cargo and Towing

The BMW iX3 Gen 1 (2020-2021) provides more cargo capacity, featuring both a larger trunk and more space with the rear seats folded.

Neither car is equipped with a frunk (front trunk).

Neither vehicle is officially rated for towing in the US.

Property BMW iX3 Gen 1 Seat Mii Electric
Number of Seats 5 4
Curb Weight 4982 lb 2723 lb
Cargo Volume (Trunk) 18 ft3 8.9 ft3
Cargo Volume (Max) 55.1 ft3 32.6 ft3
Cargo Volume (Frunk) - Cargo Volume (Frunk) - Cargo Volume (Frunk)
Towing Capacity - Towing Capacity - Towing Capacity
Cargo and Towing Score 7.2 3.6
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