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Mercedes-Benz reveals battery details of EQS EV

Written by Nizam Shaikh

Mercedes-Benz is gearing up to unveil the 100% battery electric vehicle the EQS. Ahead of its introduction, Mercedes-EQ has now released vital information on the battery the EQS will come with when it launches in the international market.

Battery Configuration

Mercedes-Benz has revealed that the EQS will have an operating range of 770 km on a single charge according to the WLTP cycle. The EQS will draw power from a 107.8 kWh or a 90 kWh battery pack. The former is good for the 770 km range and the latter will provide a range of 640 km on a single charge. The exact number will also depend on the powertrain configuration. The Mercedes-Benz will be using a 400V electric architecture and come with the NCM 811 lithium-ion battery pack with Nickel, Cobalt and Manganese in the ratio of 8:1:1. The consists of 8 to 10 cells depending on the configuration and features a liquid thermal management system. The battery comes with a 10 year or 250,000 km warranty.

Charging the EQS

The Mercedes-Benz EQS has the ability to use a 200 kW DC fast charging station. Customers can charge the EQS and home or office using a 22 kW AC onboard charger. EQS will also allow bidirectional charging in Japan which means the car can also be used as a power bank feeding energy back when required – V2G (Vehicle-to-Grid) and V2H (Vehicle-to-Home).


The Mercedes-Benz EQS will come with toe variants – EQS 450+ and EQS 580 4Matic. The powertrain output on the EQS 450+ is 568 Nm while the EQS 580 4 Matic gets an 855 Nm output powertrain. Both models can do a top speed of 210 kmph. The power unit is made of permanently excited synchronous motors and comes with a rear-wheel drive or all-wheel drive depending on the configuration. The 4MATIC model also features a Torque Shift function that intelligently and continuously distributes the drive torques between the front and rear axles.

Also Read: Key details of the charging infrastructure for the EQ line of electric vehicles under the Mercedes ME Charge initiative.