Tesla Model Y Long Range vs. BMW iX3 and Mercedes GLC 400: An In-Depth Comparison

Tesla Model Y Long Range AWD, BMW iX3, and Mercedes GLC 400 go head-to-head. Comparing price, performance, range, efficiency, and practicality.
The electric SUV market is packed with capable challengers, and in this detailed comparison, we look at how three leading models stack up: the Tesla Model Y Long Range AWD, BMW iX3, and Mercedes GLC 400. This head-to-head analysis considers price, performance, range, charging, and practicality.
Price Comparison: The Cost of Entry
For many EV buyers, price is a crucial factor, and the Tesla Model Y Long Range AWD undercuts its competitors significantly. Here's how the prices stand (as per the video source):
- Tesla Model Y Long Range AWD: €53,970
- BMW iX3 xDrive50: €70,900
- Mercedes GLC 400 e 4MATIC: €71,281
The Tesla offers a €17,000 to €18,000 price advantage over the BMW and Mercedes, a substantial gap that raises expectations for performance and features from the more expensive rivals. For those who prioritize value, this makes Tesla hard to overlook.
Battery Capacity and Range
Battery size and range are critical for EVs. Larger batteries contribute to range but often at the cost of weight and efficiency. Here’s how these models stack up:
| Model | Battery Size (Gross) | Range (Summer, Autobahn) |
|---|---|---|
| Tesla Model Y AWD | 82 kWh | ~450 km |
| BMW iX3 xDrive50 | 115 kWh | ~570 km |
| Mercedes GLC 400 e | 100 kWh | ~470 km |
While the BMW iX3 boasts the highest range, this advantage comes with the largest and heaviest battery, reducing overall efficiency. On the other hand, Tesla balances its smaller battery with superior efficiency, consuming just 17.8 kWh/100 km, compared to BMW's 19.1 kWh/100 km and Mercedes’ 20 kWh/100 km.
Charging Speeds and Time
Charging capabilities for each vehicle reveal stark differences:
- Tesla Model Y AWD: 250 kW max, 28 minutes to charge from 50 km to 400 km.
- BMW iX3: 400 kW max (real-world opportunities to charge at this rate are rare), 21 minutes to charge from 61 km to 490 km.
- Mercedes GLC 400 e: 330 kW max, 22 minutes to charge from 50 km to 400 km.
While the BMW has the theoretical quickest charging due to its 400 kW capacity, charging infrastructure limitations often prevent users from reaching the maximum rate. Tesla’s network continues to dominate in accessibility and reliability.
Acceleration and Performance
Performance is another key criterion, especially for enthusiasts. Here are the acceleration specs:
| Model | 0–100 km/h | Top Speed |
|---|---|---|
| Tesla Model Y AWD | 4.8 seconds | 211 km/h |
| BMW iX3 xDrive50 | 4.9 seconds | 210 km/h |
| Mercedes GLC 400 e | 4.3 seconds | 210 km/h |
The Mercedes GLC 400 e stands out here with the fastest acceleration time of 4.3 seconds, thanks to its 800 Nm torque. Tesla comes in close behind and offers an optional Acceleration Boost that improves its time significantly, keeping it competitive despite the price advantage.
Practicality: Interior Space and Cargo
SUV buyers often prioritize practicality, and here Tesla dominates in cargo capacity.
| Model | Rear Cargo (Liters) | Front Trunk (Liters) | Total Cargo Capacity |
|---|---|---|---|
| Tesla Model Y AWD | 845 | 117 | 962 |
| BMW iX3 xDrive50 | 520 | 58 | 578 |
| Mercedes GLC 400 e | 571 | 128 | 699 |
The Tesla Model Y offers a massive 845 liters of rear cargo capacity, along with a generous front trunk, making it the clear winner for practicality. In contrast, the BMW iX3 trails significantly.
Efficiency and Weight
Tesla’s engineering for weight efficiency pays off. The Model Y weighs approximately 2072 kg, while the BMW (2360 kg) and Mercedes (2535 kg) are significantly heavier. When considering weight per kWh of battery, the BMW excels at just 20.5 kg/kWh, but Tesla’s balance of efficiency and weight results in the lowest overall energy consumption.
Final Thoughts
For most buyers, the Tesla Model Y Long Range AWD offers the best balance of price, practicality, and efficiency. While the BMW iX3 and Mercedes GLC 400 e bring additional features and larger batteries, their significantly higher prices and compromises in efficiency might make them less appealing to budget-conscious buyers. Tesla's advantage in charging infrastructure and software innovation further strengthens its position.
The decision ultimately depends on individual priorities:
- For maximum range and luxury, the BMW iX3 is a contender.
- For drivers seeking raw performance, the Mercedes GLC 400 e has the edge.
- But for those seeking the best blend of efficiency, affordability, and daily usability, the Tesla Model Y emerges as the most versatile option.
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