Mercedes C-Class C300 front - Vs E300
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Mercedes C300 vs. E300: The 6 Differences & Which Is Best?

If you’re a fan of luxury cars or simply considering an upgrade to a more sophisticated ride, you’ve landed in the right spot.

Today, we will dive deep into the differences between the Mercedes-Benz C300 and the Mercedes-Benz E300.

At first glance, they might seem quite similar. But just like you wouldn’t mistake a latte for a cappuccino (even though they both have milk and coffee), these two models have some key differences.

The main difference between the Mercedes C300 and E300 is that the C300 is sportier with smaller dimensions and lower weight, while the E300 is more luxurious and has better build quality.

Whether you’re an aspiring owner or someone who loves to know the ins and outs of vehicles, stick around – there’s plenty to learn!

6 Differences Between The Mercedes C300 And E300

Let’s check out all the differences between these C-Class and E-Class models!

1. Standard features

Mercedes-Benz cars are always packed with fantastic standard features, and the C300 and E300 are no exceptions.

The C300 has plenty of standard features designed for comfort. You’ll find everything from automatic climate control to a fully featured infotainment system equipped with all the connectivity options for an entertaining ride.

Mercedes-Benz C300 C-Class interior
Mercedes-Benz C300 interior with ambient lighting

However, stepping into the E300 feels like you’ve been upgraded to first class. The first thing you’ll notice is the display. The E300 has a more sophisticated, higher-resolution display, making everything easier to see, from navigation maps to multimedia.

Mercedes-Benz E300 E-Class interior
Mercedes-Benz E300 interior

Comfort gets even more personal in the E300 with the front seat memory settings. This feature is a game changer if more than one person drives the car.

You can save your preferred seat position, and with a push of a button, the seat adjusts to your individual settings. Say goodbye to the hassle of manually adjusting your seat every time you hop in!

Safety is another area where the E300 shines. The PRESAFE feature, standard on the E300, enhances your safety by preparing the car if it senses an imminent collision.

It tightens seatbelts, closes windows and the sunroof, and even adjusts your seat to an optimal position for safety.

In the end, the C300 and E300 have many standard features to improve your driving experience. However, the E300 gets the edge in this category!

2. Dimensions and weight

Size does matter in cars, and the Mercedes C300 and E300 prove just that.

The C300 is a bit more compact, perfect for those quick city spins.

The Mercedes C300’s length is 184.49 inches (about 468.6 cm), making it easier to navigate those tighter city spots.

Not to mention, its curb weight is 3,468 lbs (around 1,573 kg), making it lighter on its feet than the E300.

The C300 also features a trunk space of 17 cubic feet (around 455 liters) – roomy enough for those weekend getaways or monthly grocery hauls.

On the flip side, we have the larger E300. It stretches out to a length of 194.29 inches (about 493.5 cm), offering more legroom for passengers.

It’s heavier, too, with a curb weight of 3,854 lbs (around 1,748 kg), which lends to its solid, robust feel.

And for the serial shoppers among you, the E300 offers a trunk capacity of 19.1 cubic feet (around 540 liters) – ready to swallow up all your luggage and then some.

Mercedes-Benz E300 back passenger row
Mercedes-Benz E300 back passenger row

To boil it down, if you prefer a nimble, easy-to-handle ride, the C300’s compact size and lighter weight might appeal to you. But if spaciousness and a bigger trunk tick your boxes, the E300 would be a better fit.

3. Fuel efficiency

Let’s continue with something everyone cares about, fuel consumption.

Both the C300 and E300 come powered by the same 2.0-liter petrol engine, delivering 254 horsepower.

Mercedes-Benz C300 C-Class engine
Mercedes-Benz C300 engine

Related article: Which Mercedes E-Class Engine Is Best In 2024? (+2 To Avoid)

But here’s where things get interesting.

Despite this shared engine, the two cars don’t have equal fuel consumption. Why, you ask?

Well, it boils down to size and weight.

Think of it like this: two people might have the same appetite, but the one who’s more active and carries more weight might need more food to keep going.

Similarly, the E-Class, being a tad bulkier, has a thirstier engine.

Note: If you’re interested in the most fuel-efficient Mercedes E-Class engine, check out this article!

The C300, being more lightweight, has a commendable fuel efficiency of 35 MPG. On the other hand, the E300 is a bit behind with a consumption of 32 MPG.

So, if you love a good road trip or just want to save a bit at the pump, these numbers might be a crucial part of your decision-making process.

Reader’s tip: Mercedes E-Class: Regular Or Premium Gas? (2024 Guidelines)

4. Styling

When it comes to looks, both the C300 and E300 are nothing short of stunners.

After all, they’re designed by Mercedes-Benz – style is practically a given. But let’s delve a bit deeper into the design aesthetics.

The C300, despite its more compact dimensions, still carries a lot of visual appeal. It features sleek lines and a modern silhouette, with a design language that screams sophistication and agility.

Its front grille is expressive, framed by intelligently designed LED headlights. The overall look is youthful, dynamic, and sure to turn heads on the city streets.

Mercedes-Benz C300 C-Class side profile
Mercedes-Benz C300

The E300, with its slightly larger frame, exudes a more commanding presence. It’s got a more mature, elegant vibe about it, with sharp lines and a beautifully contoured shape.

The front end is bold, with a prominent grille and strikingly designed LED headlights that lend a distinctive look. The E300’s style is more about asserting luxury and status on the road.

Mercedes-Benz E300 E-Class side profile
Mercedes-Benz E300

In essence, when it comes to styling, it’s a matter of personal taste. The C300 offers a modern, sporty look, while the E300 is all about classic elegance and status.

5. Build quality

Let’s talk about another cool thing that can make or break a car’s charm: its build quality.

Think of this as the “feel-good” factor when you’re inside the car, driving around, or just admiring it from a distance.

So, you’ve got the E-Class (E300) and the C-Class (C300), right?

Both are amazing. But the E-Class is like that fancy restaurant where everything just feels a bit more… deluxe. It’s built so that everything feels smoother, quieter, and overall more polished.

Imagine cruising in a car where even the bumps on the road feel like gentle hugs. That’s the E-Class for you. It’s just… nicer!

Now, don’t get us wrong. The C-Class is a stunner!

It’s sporty, quick on its feet, and built for fun drives around town.

Fun fact: Did you know that the Mercedes C-Class can last over 280,000 miles?

But, side by side, the E300 will feel like it’s had some extra pampering, especially when we talk about comfort and those super-quiet moments in the cabin.

Mercedes-Benz E300 E-Class exterior front
Mercedes-Benz E300

Bottom line? If you’re after that extra touch of luxury, where every drive feels like a mini vacation, the E300 has that special something.

6. Price tag

Ah, the price – the factor that can make or break a buying decision.

We all want value for our money, and the phrase “you get what you pay for” is often accurate with luxury cars.

For the C300, it’s like getting the VIP treatment without the VIP price tag. It offers a fantastic mix of performance, comfort, and style, making it a value-packed choice for those who want a slice of the Mercedes luxury without breaking the bank.

The E300 is usually around $8,000 to $12,000 more than the C300.

Mercedes-Benz C300 C-Class badge

But remember, you’re getting a larger car with more interior space and that little extra bit of prestige that comes with the E-Class badge. It’s a step up in the world of Mercedes, and for some, it’s a step worth taking.

It’s all about what you’re looking for and, of course, what your wallet has to say about it.

Tip: Take a look at this article if you’re interested in buying a Mercedes C-Class: Mercedes-Benz C-Class Reliability: Which Years To Avoid?

What is the best choice? (Mercedes C300 vs. E300)

So, we’ve discussed the details of the C300 and the E300.

But now, the golden question: Which one is the ideal pick for you?

Well, like any good answer, it’s not that straightforward. But let’s unravel it together:

  1. Purpose and lifestyle. Think about where you’re driving most often. Busy streets? Tight parking? If that’s your world, the smaller C300 is probably better. Plus, it’s a little friendlier at the gas pump, saving you some money.
  2. Luxury and features. On the other hand, if you’re all about that luxe life and can’t resist some of the finest tech and comfort features Mercedes offers, the E300 sounds like your vehicle. The advanced features, the roomier interiors, and the sense of opulence make it stand out in the crowd.
  3. Budget considerations. Let’s be real; the budget is always a deciding factor. The C300 offers great value for its price, giving you a taste of Mercedes luxury without such a hefty price tag. But if you’re willing to shell out a bit more for enhanced features, space, and that extra status symbol, the E300 is waiting.
  4. Aesthetic preferences. Design-wise, it’s a subjective choice. Do you lean towards the youthful, sporty vibes of the C300? Or is the classic elegance of the E300 more your style?

At the end of the day, both cater to slightly different audiences, and what might be perfect for one person might be ‘almost perfect’ for another.

Test drive them if you can. And then, trust your gut (and perhaps your wallet, too) to make the right choice.

Related article: Is A Mercedes E-Class Worth It In 2024? (10 Pros & Cons)


Comparing the Mercedes C300 and the E300 is exciting. Both cars bring their own charm to the table.

Whether you’re leaning towards the city-friendly agility of the C300 or the opulent embrace of the E300, one thing’s certain: you’re about to elevate your driving experience.

Which one is your favorite? Let us know in the comments below!

Safe travels, and enjoy every mile!

More comparisons

Not sure yet about these C-Class or E-Class models? If so, check out our other comparisons here:

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