2025 Honda Civic Sport vs 2025 BMW 3 Series M340i
$33,950 less and 5 mpg better vs 236 more hp and 265 more lb-ft torque. That is the real fork. Key numbers: $33,950 price gap, 150 vs 386 hp, 34 vs 29 MPG.
The Civic Sport leads on $33,950 less, 5 MPG better. The 3 Series M340i leads on 236 more hp, 265 more lb-ft torque. The spec table compares 7 specifications head to head.
Key Differences at a Glance
What's Actually Different
These two vehicles differ in 7 specifications.
Full Specification Comparison
Specifications and pricing reflect available data as of early 2026 and may not match current manufacturer figures. Always confirm details with an authorized dealer before making a purchase decision.
| Spec | 2025 Honda Civic Sport | 2025 BMW 3 Series M340i |
|---|---|---|
| Pricing | ||
| MSRP | $26,250 | $60,200 |
| Powertrain | ||
| Engine | 2.0L I4 | 3.0L I6 mild-hybrid Turbo |
| Horsepower | 150 hp | 386 hp |
| Torque | 133 lb-ft | 398 lb-ft |
| Transmission | continuously variable-speed automatic | 8-speed shiftable automatic |
| Drivetrain | FWD | RWD |
| Fuel Economy | ||
| City MPG | 31 | 27 |
| Highway MPG | 39 | 33 |
| Combined MPG | 34 | 29 |
| Fuel Tank | 12.4 gal | 15.6 gal |
| Annual Fuel Cost (EPA) | No published data | $2,000/yr |
| Dimensions | ||
| Curb Weight | 2,935 lbs | 3,834 lbs |
| Wheelbase | 107.7" | 112.2" |
| Length | 184.8" | 185.9" |
| Width | 70.9" | 71.9" |
| Height | 55.7" | 56.4" |
| Safety | ||
| NHTSA Overall | 5/5 stars | 5/5 stars |
| IIHS Award | TSP+ | No published data |
| Warranty | ||
| Bumper-to-Bumper | 3yr/36k | 4yr/50k |
| Powertrain | 5yr/60k | 4yr/50k |
| Corrosion | 5yr/unlimited | 12yr/unlimited |
| Roadside Assistance | 3yr/36k | 4yr/unlimited |
Frequently Asked Questions
What is the price difference between the 2025 Honda Civic Sport and 2025 BMW 3 Series M340i?
The 2025 Honda Civic Sport starts at $26,250, $33,950 less than the 2025 BMW 3 Series M340i at $60,200. On a 60-month loan that is roughly $598/month. All prices are MSRP before destination and dealer fees.
Who should choose the 2025 Honda Civic Sport?
The 2025 Honda Civic Sport is the stronger pick when you want to keep $33,950 in your pocket and the 2025 Honda Civic Sport covers your needs; lower running costs matter to you, roughly $213/year less on fuel.
Who should choose the 2025 BMW 3 Series M340i?
The 2025 BMW 3 Series M340i is the stronger pick when the extra 236 hp matters for your commute or driving style.
Which gets better fuel economy, the 2025 Honda Civic Sport or 2025 BMW 3 Series M340i?
The 2025 Honda Civic Sport rates 34 combined MPG, 5 MPG ahead.
Which is more powerful, the 2025 Honda Civic Sport or 2025 BMW 3 Series M340i?
The 2025 BMW 3 Series M340i produces 386 hp, 236 more than the 2025 Honda Civic Sport at 150 hp. The 2025 BMW 3 Series M340i also leads in torque at 398 lb-ft vs 133 lb-ft. The 2025 Honda Civic Sport runs a 2.0L I4; the 2025 BMW 3 Series M340i uses a 3.0L I6 mild-hybrid Turbo. Drivetrains differ too: FWD on the 2025 Honda Civic Sport, RWD on the 2025 BMW 3 Series M340i.
Is the 2025 Honda Civic Sport bigger than the 2025 BMW 3 Series M340i?
The 2025 BMW 3 Series M340i is 1.1″ longer at 185.9″ vs 184.8″. The 2025 BMW 3 Series M340i has a 4.5″ longer wheelbase, which typically means more rear-seat legroom.
Do the 2025 Honda Civic Sport and 2025 BMW 3 Series M340i have the same drivetrain?
No. The 2025 Honda Civic Sport uses FWD and the 2025 BMW 3 Series M340i uses RWD. The drivetrain affects traction, fuel economy, and how the vehicle handles in different conditions.
How do the warranties compare?
The Honda Civic comes with 3yr/36k bumper-to-bumper and 5yr/60k powertrain. The BMW 3 Series offers 4yr/50k bumper-to-bumper and 4yr/50k powertrain. Longer warranty coverage can offset higher maintenance costs over time.
Explore more: Honda trims, Honda Civic trims, BMW trims, BMW 3 Series trims
- 2025 Honda Civic Sport Safety Ratings (NHTSA)
- 2025 BMW 3 Series M340i Safety Ratings (NHTSA)
- Compare Fuel Economy (EPA)
How the Civic and 3 Series Stack Up
Two compact cars, two brands, and a decision that comes down to which one fits your commute and budget. The 2025 Honda Civic Sport starts at $26,250; the 2025 BMW 3 Series M340i at $60,200. The $33,950 gap adds up to $598/month on a 60-month loan. That is real money, so the pricier option needs to earn it with capabilities you will actually use.
Powertrain: Civic vs 3 Series
The 2025 Honda Civic Sport runs a 2.0L I4; the 2025 BMW 3 Series M340i uses a 3.0L I6 mild-hybrid Turbo. The 2025 BMW 3 Series M340i has 236 more hp (386 vs 150). You will feel the difference merging, passing, and driving with a full car. The 2025 BMW 3 Series M340i adds 265 more lb-ft of torque (398 vs 133), giving it stronger low-end pull off the line. Drivetrains differ: FWD on the 2025 Honda Civic Sport, RWD on the 2025 BMW 3 Series M340i.
What It Actually Costs to Own
The 2025 Honda Civic Sport saves roughly $213/year on fuel at $3.50/gallon and 12,000 annual miles. Over five years, that is $1,065. The 2025 Honda Civic Sport wins on both sticker price and running costs, making it the stronger value on paper.
Size, Space, and Daily Reality
The 2025 BMW 3 Series M340i weighs 899 lbs more. Heavier vehicles tend to feel more planted at highway speed but use more fuel and are harder to stop quickly.
Which One Should You Buy?
Choose the 2025 Honda Civic Sport when you want to keep $33,950 in your pocket and the 2025 Honda Civic Sport covers your needs. Choose the 2025 BMW 3 Series M340i when the extra 236 hp matters for your commute or driving style. At $598/month more, the 2025 BMW 3 Series M340i needs to earn that gap with something you use weekly.
Specifications shown combine licensed third-party automotive data with official manufacturer, EPA, and NHTSA source material. Actual pricing, features, and availability may vary by region and dealer. Always confirm details with an authorized dealer before making a purchase decision. TrimAtlas is not affiliated with Honda or BMW or any dealership.