BMW i4 trim comparison
2025 BMW i4 xDrive40 vs M50
The i4 xDrive40 starts at $62,300 while the M50 is $70,700. That $8,400 gap buys 4 meaningful differences.
Same engine, same drivetrain, same fuel economy. The $8,400 gap is pure equipment.
The xDrive40 is the cleaner stopping point if keeping roughly $148/month in your budget matters. The M50 earns the extra money only if you want the nicer equipment factory-installed and under warranty.
The cleanest way to feel this upgrade is through the payment: about $148/month more over 60 months, or roughly $8,880 extra all-in once interest is included.
Lock one trim, change the other side, and move through exact pair pages without resetting back to the full lineup every time.
Who notices the difference
The higher trim starts to make more sense when you want the nicer equipment factory-installed and under warranty.
When both feel the same
The xDrive40 and M50 are mechanically identical where it counts: the same 1-speed direct drive transmission and identical wheelbase and body dimensions.
The upgrade math
You are paying $8,400 for 3 measurable differences, which works out to about $2,800 per change.
Key Differences at a Glance
This is the fast read: price, power, efficiency, and the feature flips most likely to change the answer.
Every Difference, Side by Side
This is the full read behind the quick decision signals above: the complete hardware, comfort, and equipment story. 4 specification differences, 2 shared.
Full Specification Comparison
Specifications reflect available data as of early 2025. Confirm details with an authorized dealer before purchasing.
| Spec | xDrive40 | M50 |
|---|---|---|
| Pricing | ||
| MSRP | $62,300 | $70,700 |
| Powertrain | ||
| Engine | electric | electric |
| Horsepower | 396 hp | 536 hp |
| Torque | 443 lb-ft | 586 lb-ft |
| Transmission | 1-speed direct drive | 1-speed direct drive |
| Drivetrain | AWD | AWD |
| EV Specs | ||
| Charge Time (240V) | 10.0 hrs | 10.0 hrs |
| Dimensions | ||
| Curb Weight | 5,022 lbs | 5,029 lbs |
| Wheelbase | 112.4" | 112.4" |
| Length | 188.5" | 188.5" |
| Width | 72.9" | 72.9" |
| Height | 57.0" | 57.0" |
| Warranty | ||
| Bumper-to-Bumper | 4yr/50k | 4yr/50k |
| Powertrain | 4yr/50k | 4yr/50k |
| Corrosion | 12yr/unlimited | 12yr/unlimited |
| Roadside Assistance | 4yr/unlimited | 4yr/unlimited |
Data sources: licensed third-party automotive data, EPA fueleconomy.gov, NHTSA, and official manufacturer materials. Values marked est. are estimated.
2025 BMW i4 xDrive40 vs M50 Questions Shoppers Ask
Use this page for the direct trim answer, then zoom back out to the BMW i4 lineup, the BMW brand hub, the Midsize Sedans, the how to pick a trim guide, or our mid-trim value research when you need the bigger shopping path behind this one matchup.
How much more does the 2025 i4 M50 cost than the xDrive40?
The M50 starts at $70,700 compared to $62,300 for the xDrive40. That is a $8,400 difference, or approximately $148/month more on a 60-month loan.
Do the 2025 BMW i4 xDrive40 and M50 have the same engine?
Yes. Both use the electric producing 396 hp and 443 lb-ft of torque. The engine hardware does not change between these trims, so the real differences are in equipment and feature content.
Do the 2025 i4 xDrive40 and M50 have the same drivetrain?
Yes. Both come with AWD as standard. The differences between these trims are in features and equipment, not drivetrain.
What warranty does the 2025 BMW i4 come with?
All 2025 BMW i4 trims, including both the xDrive40 and M50, come with BMW's standard warranty: 4yr/50k bumper-to-bumper and 4yr/50k powertrain coverage. Warranty does not vary by trim level.
The Full Story Behind This Price Gap
Use the direct answer above for this exact matchup, then use these guides to understand whether you are really looking at a feature step-up, a package shuffle, or the point where the lineup starts changing in a meaningful way.
Is the i4 M50 Worth $8,400 More?
Spending $8,400 more on the i4 M50 buys horsepower and torque. These are the kind of differences you notice every time you drive.
The Differences You'll Notice Most
The M50 produces 140 more hp. That is enough to feel in every merge and every pass. 143 more lb-ft for the M50. A noticeable difference in low-end acceleration.
Bottom Line
The i4 M50 costs $8,400 more than the xDrive40 (about $148/month more on a 60-month loan). That buys 3 meaningful changes at $2,800 per change. Whether that trade-off is worth it depends on which features matter to your daily driving.
Trim-Matched Accessories
These add-ons are split by trim intent so the recommendations follow the actual use case, not just the same repeated product block.
BMW i4 xDrive40
Value-trim add-onsThese picks fit the xDrive40 best when the goal is covering the daily-use gaps without paying up to the next trim.
BMW i4 M50
Step-up trim add-onsThese picks suit the M50 when you want the accessories to match the nicer cabin, broader utility, or more premium use case.
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Specifications shown combine licensed third-party automotive data with official manufacturer, EPA, and NHTSA source material for the 2025 model year. 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 BMW or any dealership.
Page updated 2026-03-18. Verify equipment, pricing, and regional availability with the manufacturer or dealer.