EV Charging Speed Comparison

Mercedes-Benz EQS SUV 450 4MATIC (2024) vs Rivian R1S (135 kWh)

Comparing battery size, maximum AC/DC charging rates, range, and detailed charging durations for home wallboxes and public DC fast chargers.

Mercedes-Benz Mercedes-Benz EQS SUV 450 4MATIC (2024)
118 kWh
AC Charging 11 kW
DC Charging 200 kW
Est. Range 600 km
Rivian Rivian R1S (135 kWh)
135 kWh
AC Charging 11 kW
DC Charging 220 kW
Est. Range 695 km
Technical Specs

Specification Comparison

Specification Mercedes-Benz EQS SUV 450 4MATIC (2024) Rivian R1S (135 kWh)
Brand Mercedes-Benz Rivian
Battery Capacity 118 kWh 135 kWh (13% larger)
Max AC Charge Power 11 kW 11 kW
Max DC Charge Power 200 kW 220 kW
Range (WLTP) 600 km 695 km (more range)
Efficiency (WLTP) 3.2 mi/kWh 3.2 mi/kWh
Est. EPA Range 378 miles 432 miles
Detailed Charging Comparison

Charging Time Comparison

Select a charging scenario to see side-by-side charging speeds.

Charger Type Mercedes-Benz EQS SUV 450 4MATIC (2024) Rivian R1S (135 kWh)
🔌 Household Socket 2.3 kW • AC Level 1 39h 54m Capped at 2.3 kW 45h 39m Capped at 2.3 kW
🏠 Home Wallbox 7.4 kW • AC Level 2 12h 24m Capped at 7.4 kW 14h 11m Capped at 7.4 kW
⚡ 3-Phase Wallbox 11 kW • AC Level 2 8h 21m Capped at 11 kW 9h 33m Capped at 11 kW
🔋 Fast AC 22 kW • AC Level 2 8h 21m Capped at 11 kW 9h 33m Capped at 11 kW
⚡ DC Rapid 50 kW • DC Level 3 1h 50m Capped at 50 kW 2h 6m Capped at 50 kW
🚀 Ultra-Rapid DC 150 kW • DC Level 3 37 min Capped at 150 kW 42 min Capped at 150 kW

* Higher vehicle acceptance rates allow faster charging. Estimated times show limits based on onboard AC/DC caps.

Charging Insights

How their charging profiles differ

The Mercedes-Benz EQS SUV 450 4MATIC (2024) and Rivian R1S (135 kWh) present different charging characteristics primarily driven by battery capacity and maximum charge limits.

Battery Capacity: The Mercedes-Benz EQS SUV 450 4MATIC (2024) features a 118 kWh battery, which is 13% smaller than the Rivian R1S (135 kWh)'s 135 kWh pack. A larger battery offers more driving range but takes proportionally longer to charge at standard charge rates.

At-Home Charging (AC): Both vehicles share the same maximum AC onboard charger rate of 11 kW. This means they will draw the same maximum power from home wallboxes.

On-The-Road DC Fast Charging: The Mercedes-Benz EQS SUV 450 4MATIC (2024) accepts up to 200 kW DC, while the Rivian R1S (135 kWh) supports up to 220 kW DC. The Rivian R1S (135 kWh) has a faster DC limit of 220 kW, allowing it to charge faster on ultra-rapid chargers, assuming the station can supply the max power.

Mercedes-Benz Recommendation

For the Mercedes-Benz EQS SUV 450 4MATIC (2024), a standard 7.4 kW home wallbox is ideal for overnight charging. If you travel long distances frequently, look for DC fast chargers capable of supplying at least 200 kW to minimize charging stops.

Rivian Recommendation

For the Rivian R1S (135 kWh), a 7.4 kW home charger is also the perfect fit. Since it supports up to 220 kW DC, you will achieve optimal highway charge times by planning stops at charging stations rated 220 kW or higher.

Interactive Tools

Go to Calculator

Need to run custom estimates, select custom charge target levels, or calculate the exact electricity cost for these cars?

Recommended Gear

EV Chargers for Mercedes-Benz & Rivian

Compatible home wallboxes and accessories for charging these electric vehicles.

Recommended Gear

Best Home Chargers for Mercedes-Benz EQS SUV 450 4MATIC (2024)

We analyzed charger speeds, compatibility, and durability to select the top home charging stations that match the specifications of the Mercedes-Benz EQS SUV 450 4MATIC (2024).

Optimal High-Power AC Charging

Your Mercedes-Benz EQS SUV 450 4MATIC (2024) supports high-speed AC charging up to 11 kW. To charge at maximum speed at home, we recommend a 48-amp charger (like the Tesla Universal or Emporia) hardwired to a 60-amp circuit. A standard 32-amp charger will still charge overnight but won’t take full advantage of your car’s faster onboard charger.

Editor’s Choice ~$580

Tesla Universal Wall Connector

The most versatile charger on the market. It natively charges both Tesla (NACS) and standard J1772 vehicles with an integrated, auto-switching adapter.

Charging for your EV:
Charge Rate: 11.0 kW (Capped)
10% to 80%: ~8h 21m
0% to 100%: ~11h 55m
Max Output: Up to 48A (adjustable)
Plug Type: Integrated NACS & J1772
Cable: 24 feet
Key Highlights:
  • Universal compatibility (Tesla & non-Tesla)
  • Sleek wall dock with auto-sensing latch
  • Tesla App integration (Wi-Fi smart features)
  • Power-sharing with up to 6 Wall Connectors
Best Value & Smart Tech ~$399

Emporia Smart EV Charger

An exceptionally smart charger offering class-leading energy monitoring. Perfect for homeowners looking to track costs or charge directly from solar panels.

Charging for your EV:
Charge Rate: 11.0 kW (Capped)
10% to 80%: ~8h 21m
0% to 100%: ~11h 55m
Max Output: Up to 48A (hardwired) / 40A (plug)
Plug Type: J1772 (NACS adapter required for Tesla)
Cable: 24 feet
Key Highlights:
  • Detailed real-time energy usage tracking
  • Solar-only charging mode (with Emporia Vue)
  • UL and Energy Star certified
  • NEMA 14-50 plug or hardwired option
Most Durable & Heavy Duty ~$349

Grizzl-E Classic Level 2

A rugged, bulletproof charger designed for the toughest environments. It features a heavy-duty metal casing and focuses on simple, reliable plug-and-play charging.

Charging for your EV:
Charge Rate: 10.0 kW
10% to 80%: ~9h 11m
0% to 100%: ~13h 7m
Max Output: Up to 40A (adjustable)
Plug Type: J1772 (NACS adapter required for Tesla)
Cable: 24 feet
Key Highlights:
  • Heavy-duty NEMA 4 aluminum enclosure
  • Built to withstand extreme cold and heat
  • Simple plug-and-charge (no Wi-Fi needed)
  • Internal physical switches to set amperage

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