Stellantis’ EV Day was packed with flashy teasers, but the more important news is the four newly announced platforms that will serve as the backbone of the company’s future.
With that in mind, we’re taking a closer look at the architectures and their initial specifications.
Kicking things off is the STLA Small platform, which will underpin the company’s small vehicles. The automaker didn’t go into specifics, but a chart suggested models based on the architecture will roughly measure between 137.8 – 165.4 inches (3500 – 4200 mm) long.
These models are slated to have 37-82 kWh battery packs, which promise to provide a range of up to 300 miles (500 km). They will also have 400V technology as well as an electric motor developing 94 hp (70 kW / 95 PS). However, some STLA Small models will have upgraded motors that produce between 168 hp (125 kW / 170 PS) and 241 hp (180 kW / 245 PS).
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Moving on, the STLA Medium platform will underpin premium vehicles that roughly measure between 165.4 – 196.9 inches (4200 – 5000 mm) long. They’ll have 87-104 kWh battery packs, which deliver up to 440 miles (700 km) of range.
The majority of these models will have an electric motor that develops between 168 hp (125 kW / 170 PS) and 241 hp (180 kW / 245 PS). However, some will have motors with outputs ranging from 201 hp (150 kW / 204 PS) to 443 hp (330 kW / 449 PS).
One step up is the STLA Large platform, which will underpin all-wheel drive performance vehicles as well as American muscle cars. They’ll measure around 189 – 216.5 inches (4800 mm – 5500 mm) long and have 101-118 kWh battery packs, which allow for ranges of up to 500 miles (800 km).
Some STLA Large vehicles will use electric motors with outputs ranging from 168 hp (125 kW / 170 PS) to 241 hp (180 kW / 245 PS). However, the majority will have motors that crank out between 201 hp (150 kW / 204 PS) and 443 hp (330 kW / 449 PS).
It’s also worth mentioning there will be all-wheel drive variants, so we could potentially see combined outputs as high as 885 hp (660 kW / 897 PS) for dual motor setups. The company alluded to this as they noted their upcoming EVs will be able to accelerate from 0-62 mph (0-100 km/h) in as little as two seconds. That’s quicker than the 840 hp (626 kW / 851 PS) Dodge Challenger SRT Demon, which took 2.3 seconds to hit 60 mph (96 km/h).
Lastly, the STLA Frame is a body-on-frame platform designed for full-size trucks and SUVs such as Ram’s F-150 Lightning competitor. It will underpin vehicles measuring around 220.5 – 244.1 inches (5600 – 6200 mm) in length and have 159-200+ kWh battery packs providing a range of up to 500 miles (800 km).
These vehicles will offer 400V and 800V technology as well as electric motors with outputs ranging from 201 hp (150 kW / 204 PS) to 443 hp (330 kW / 449 PS). All-wheel drive variants are a given and that means they too could have combined outputs of up to 885 hp (660 kW / 897 PS).