BMW 4 Series 2024 425i M Sport Vehicle Profile: Rear-Wheel-Drive Sports Coupe with 184 HP, 300Nm Peak Torque and 7.0L Fuel Economy

By CuiJialin

August 13, 2026 8 min read

Model Overview: Market Position & Credibility

The BMW 4 Series is BMW's sporty two-door coupe, imported into the Chinese market by the BMW Group. This 2024 425i M Sport version is powered by a 2.0L turbocharged engine, targeting discerning buyers who value driving pleasure, daily commuting, and personal expression. As BMW's "even-number" sport model, the 4 Series fills the more visceral coupe niche beyond the 3 Series.

The design follows classic coupe proportions — a long hood, short front overhang, and flowing roofline — finished with the BMW star-spoke grille, angel-eye LED headlights, and frameless doors for a strong sporty feel. The M Sport package reinforces the athletic character both outside (M aerodynamic components, sport bodywork) and inside (M sport steering wheel, sport seats).

As a global luxury brand, BMW's build quality, powertrain tuning, and service network are mature. The 4 Series enjoys a solid installed base and reputation in the coupe segment, making it a classic pick for overseas buyers seeking a high-performance, high-resale two-door coupe.

You can get a full look at the car's exterior and interior in this video:

Core Specifications

Powertrain & Chassis: 2.0L turbocharged engine (B48B20A), 135kW (184 hp), 300Nm peak torque, matched to an 8-speed automatic; rear-wheel drive; front strut-type independent and rear multi-link independent suspension; electric power steering; unibody construction.

Dimensions (mm): Length 4773, width 1852, height 1395, wheelbase 2851; 2-door 4-seat hardtop coupe; fuel tank 59L; boot volume 440L.

Performance: Top speed 235km/h, official 0-100km/h in 7.5s, WLTC combined consumption 7.0L/100km, runs on 95# petrol.

After-Sales: 3 years or 100,000km warranty; estimated 60,000km maintenance cost about 2,806 USD (about 20,003 CNY); standard premium-brand service with mature parts supply and service network.

Incentive Policies (per country/region, source: IEA Global EV Policy Explorer):

Country / Region	Fuel Type	Relevant Incentives
Major EU markets	Petrol coupe	Most countries offer no purchase subsidy for petrol cars; some cities restrict or surcharge high-emission vehicles
China	Petrol coupe	Purchase-tax cuts generally target new-energy vehicles; imported petrol cars follow standard rates
Southeast Asia	Petrol coupe	Import tariffs and emission rules vary; imported luxury models carry relatively higher taxes

Three Highlights & Three Caveats

Highlight: Precise German Handling and Driving Fun The rear-wheel-drive layout paired with an 8-speed automatic, plus multi-link independent suspension at both ends, delivers solid cornering support and highway stability. BMW's trademark precise steering and clear road feel make this two-door coupe one of the most enjoyable-to-drive choices in its price class.

Highlight: Elegant Two-Door Coupe Styling A long hood, short front overhang, flowing roofline, and frameless doors carve out a sleek, sporty silhouette. The 2-door, 4-seat hardtop keeps the dynamic roadster profile while remaining practical for daily commutes, and it turns heads.

Highlight: Balanced Overall Performance WLTC combined consumption of just 7.0L/100km is impressively economical for a 2.0T rear-drive coupe; meanwhile the iDrive cockpit, 14.9-inch center screen, CarPlay, and auto parking add genuine everyday convenience alongside driving fun.

Caveat: Rear and Cargo Space Are Limited Under the 4773mm length, the 2-door 4-seat layout leaves rear legroom tight, and the 440L boot is adequate rather than generous for a coupe.

Caveat: Getting Into the Rear Is Awkward The two-door design requires folding the front seats to reach the back; being a full four-up car or ferrying passengers frequently is less convenient.

Caveat: Several High-End Features Are Optional Lane keeping, blind-spot assist, the 360 camera, adaptive cruise, and some comfort features require optional packages; the advanced driver-assist kit is incomplete on the bare spec.

Ownership Costs & Service

Warranty: 3 years or 100,000km, covering major components including the engine and transmission.

Maintenance Cost: Estimated 60,000km maintenance cost roughly 2,806 USD (about 20,003 CNY), with routine oil-and-filter intervals; imported premium-brand parts and labor sit at mid-to-high levels, but service intervals are long and quality is assured.

Real Ownership Cost Analysis: Based on WLTC consumption of 7.0L/100km and a petrol price of roughly 1.6 USD per liter, driving 15,000km per year consumes about 1,050L, costing roughly 1,680 USD per year. For a 2.0T rear-drive coupe its fuel economy is good; the luxury brand's resale value and mature after-sales offset the relatively higher purchase and service costs, keeping total ownership costs reasonable in its class.

Charging Cost Note: This is a petrol vehicle, so no charging applies; for reference, Global Petrol Prices' world-average electricity rate is used to compare the energy costs of comparable hybrid/electric coupes.

Incentive & Policy Table (source: IEA Global EV Policy Explorer):

Country / Region	Incentive Type	Notes
Germany	No subsidy for petrol	EVs qualify for purchase subsidies; petrol cars follow normal consumption tax
China	Tightening petrol-car licensing	Most cities require lottery or bidding for petrol-car plates; imports follow standard rates
Thailand / Indonesia	Regular tax on petrol	Imported luxury models taxed by displacement

Competitors Comparison

Point 1 — Clear power differences. The BMW 425i uses a 2.0T (184 hp / 300Nm) with an 8AT and RWD; the Mustang 2.3T (299 hp / 453Nm) with a 10AT is the most powerful, hitting 0-100 in just 5.3s — the performance benchmark; the Audi A5 2.0T (204 hp / 320Nm) uses a 7-speed dual-clutch and is FWD; the Mercedes CLE 260 uses a 2.0T 48V mild-hybrid (204 hp / 320Nm) with a 9AT.

Point 2 — Different body forms. The BMW 4 Series, Mustang, and Mercedes CLE are 2-door 4-seat hardtop coupes/sports cars; the Audi A5 is a 5-door 5-seat hatchback — more practical and spacious but slightly less sporty.

Point 3 — Drivetrain and tuning. The BMW 4 Series, Mustang, and Mercedes CLE are RWD for purer driving fun and cornering dynamics; the Audi A5 is FWD for stability but with more conservative limit handling.

Point 4 — Consumption and efficiency. The Mercedes CLE 260's 48V mild hybrid gives the lowest consumption (WLTC 6.1L/100km), the Audi A5 next (6.7L), the BMW 4 Series in the middle (7.0L), and the Mustang 2.3T the highest (8.6L) but with the strongest performance.

Full Configuration Comparison Table:

Dimension	BMW 4 Series 2024 425i M Sport	Mustang 2024 2.3T Performance	Audi A5 2025 Sportback 40 TFSI	Mercedes CLE 2026 CLE 260 Coupe
L×W×H (mm)	4773×1852×1395	4810×1916×1392	4765×1843×1353	4850×1861×1416
Body Structure	2-door 4-seat hardtop coupé	2-door 4-seat hardtop	5-door 5-seat hatchback	2-door 4-seat hardtop coupé
Top Speed (km/h)	235	234	244	240
0-100 km/h (s)	7.5	5.3	7.7	7.5
WLTC Combined (L/100km)	7.0	8.6	6.7	6.1
Warranty	3yr/100,000km	3yr/100,000km	3yr/100,000km	3yr/unlimited km
Wheelbase (mm)	2851	2720	2826	2865
Fuel Tank (L)	59	60.9	54	66
Boot (L)	440	—	—	420
Engine	2.0T turbo	2.3T turbo	2.0T turbo	2.0T 48V mild-hybrid
Max Power (hp)	184	299	204	204
Max Power (kW)	135	220	150	150
Peak Torque (Nm)	300	453	320	320
Transmission	8-spd auto	10-spd auto	7-spd DCT	9-spd auto
Drivetrain	RWD	RWD	FWD	RWD
Front Suspension	Strut independent	Strut independent	Multi-link	Multi-link
Rear Suspension	Multi-link	Multi-link	Multi-link	Multi-link
Fuel Grade	95#	92#	95#	95#
Front Tires	225/45 R18	225/45 R18	245/40 R18	245/40 R19
Rear Tires	255/40 R18	255/40 R18	245/40 R18	275/35 R19
Forward Collision Warning	Standard	Standard	Standard	Standard
Auto Emergency Braking	Standard	Standard	Standard	Standard
Lane Departure Warning	Optional	Standard	Standard	Standard
Blind-Spot Assist	Optional	Standard	Standard	Standard
Reverse Camera	Standard	Standard	Standard	Standard
360 Camera	Optional	Standard	Standard	Standard
Cruise Control	Fixed/Adaptive	Adaptive	Fixed	Fixed/Adaptive
Auto Park	Standard	—	Standard	Standard
Auto Hold / Hill Assist	Standard	Standard	Standard	Standard
Digital Cluster	Full LCD	Full LCD	Full LCD	Full LCD
Center Screen (inch)	14.9	13.2	10.1	11.9
Seat Material	Sensatec leatherette	Leather	Leather	Leather
Sport Seats	Standard	Standard	Standard	Standard
Front Seat Heating	Optional	—	Standard	Standard
Navigation/CarPlay	Standard	Standard	Standard	Standard
Infotainment	iDrive	SYNC	MMI	MBUX
Ambient Light	9-color	Multi-color	30-color	64-color
Headlights	LED	LED	LED	LED

The four cars have distinct characters. The BMW 425i is not the strongest on paper, but its precise rear-drive handling, balanced consumption, and premium-brand package are its strengths — an ideal middle path for those wanting good fun, good looks, and good running costs at once. The Mustang 2.3T overwhelms the class with 453Nm and a 5.3s 0-100 sprint, suiting pure performance fans at the cost of higher consumption; the Audi A5 leads in practicality with its 5-door hatchback and 244km/h top speed; the Mercedes CLE 260 wins on the 48V mild-hybrid's low consumption (6.1L/100km) and Mercedes luxury appeal.

For overseas buyers who value driving pleasure and brand value while minding everyday economy, the BMW 4 Series 425i is an extremely attractive all-round choice.

Expert Test Drive: Pros & Cons

Pros:

RWD plus multi-link suspension front and rear gives precise steering and solid cornering dynamics — class-leading driving fun among coupes.
WLTC 7.0L/100km is impressively economical for a 2.0T rear-drive coupe; daily running costs are friendly.
The iDrive cockpit, 14.9-inch screen, CarPlay, and auto parking are genuinely useful, keeping the car modern.

Cons:

Rear access is awkward and rear legroom is tight; a full four-up ride is only average.
Lane keeping, blind-spot assist, and the 360 camera need options; the base spec isn't fully loaded on advanced driving aids.
Imported luxury-brand service and parts cost relatively more.

Real-World Scenarios (data source: owner-measured figures and auto-info platform feedback):

City commuting: WLTC 7.0L/100km measures around 8.2L/100km in real use; the smooth 8AT with 184 hp is ample for daily driving and the steering is light and agile.
Highway cruising: the rear-drive layout and multi-link suspension keep the body stable at speed; with 235km/h headroom the power reserve is ample and the drive feels composed.

Real Owner Reviews

Handling & Driving Fun (Positive):

Summary: Owners widely rate the 4 Series' precise handling and driving enjoyment; the rear-drive layout, solid chassis, and clear road feel are frequent highlights.

Styling & Coupe Looks (Positive):

Summary: The frameless doors, flowing lines, and sporty front end earn strong approval — owners often say the car looks great and turns heads, a key reason for choosing it.

Consumption & Economy (Positive):

Summary: Owner-measured consumption is commonly around 8L/100km, economical for its class, with "satisfied with fuel economy" a common comment.

Rear Space & Practicality (Negative):

Owner feedback: "Getting into the rear is inconvenient, and the space feels tight."

Noise & Some Details (Negative):

Owner feedback: "Tire and wind noise are considerable, especially on the highway." Some owners note the options are expensive and base spec needs extra spend.

Owner sentiment for the 425i M Sport is broadly positive, with core satisfaction centering on handling, looks, and fuel economy. The main complaints concern rear-space limits, highway noise, and option costs — inherent trade-offs of a coupe that don't undermine its high-driving-pleasure premium positioning.

References

Global Petrol Prices (2025). World Average Electricity Prices, USD / kWh. Retrieved from https://www.globalpetrolprices.com/electricity_prices/
IEA. Global EV Policy Explorer. Retrieved from https://www.iea.org/data-and-statistics/data-tools/global-ev-policy-explorer
BMW 4 Series official model information and purchase guide
BMW 4 Series owner reviews and real-world testing feedback (aggregated from automotive information platforms)