850CSI

The BMW 850CSi — a compact car explained

The BMW 850CSi is a compact car built from 1981 to 1995.

Data · NHTSA & EPA · 1981–1995 · 15 model years · Updated Sep 10, 2026 · 4.5 ★★★★★★★★★★ ForCar Score
Quick answer

The BMW 850CSi is a compact car built from 1981 to 1995. Engines offered: V8. Worth buying? It scores near the top of what we track at 4.5/5 — and the year you pick matters far more than the badge (best and worst years →).

1981–1995
Years
6
Recalls
13
Top MPG
—★
NHTSA
1
Complaints

What the 850CSi is

The BMW 850CSi is a compact car that BMW built from 1981 to 1995 — 15 model years. It has been offered with V8 power. Its closest siblings in the BMW range: M4, i8, M2.

BMW 850CSi tire size, oil type & owner specs

The fitment 850CSi owners look up most — tires, wheels, oil and batteries. Exact wheel and tire sizes decode from your VIN or the driver's door-jamb placard; the universal items are listed below.

Wheels & tires
Wheel sizeby VIN
Tire sizeby VIN
Bolt patternby trim
Tire pressure32–36 PSI
Engine oil
Oil typeFull synthetic
Gradeon oil cap
Capacityby engine
Battery
Main battery12V · group by trim
Key-fob cellCR2032
Wiper blades
Front bladesby generation
Rear bladeif equipped
Fuses
Fuse boxeshood + dash
Diagramon box lid
Light bulbs
Headlightby trim
Tail / brakeby trim
Fogif equipped

Exact tire, wheel, oil grade, capacity and battery group are added per trim and model year — decode your VIN above for the factory fitment. Universal items shown as-is.

What engines does the BMW 850CSi have? Power & range

The BMW 850CSi is offered with 1 powertrain — 5.4L 12-cyl. Here's the lineup by engine, transmission and drivetrain — 1 for the BMW 850CSi, against one or two on most rivals.

FIG.06·BMW 850CSi Powertrains
EngineDisplacementTransmissionDriveFuel
V85.4L · 12-cylManual 6-spdRWDPremium
ROWS 1·SOURCE EPA + NHTSA vPIC

Horsepower, torque and fuel-tank size decode from your VIN — exact figures vary by engine and trim.

Source: EPA fueleconomy.gov (engines, drivetrain, range, charge time). Horsepower & torque from NHTSA vPIC on VIN decode.

The 850CSi by the numbers

What the federal and market records say about the BMW 850CSi. Each line opens the full breakdown by year.

FIG.05·BMW 850CSi by the numbers
Topic850CSiDetail
Recalls6 campaignsNHTSA, all years
Owner complaints1 filedWhat breaks and when
Reliability4.5 / 5Best and worst years
ROWS 3·SOURCE NHTSA, EPA, HLDI and market listings

Frequently asked questions

What kind of car is the BMW 850CSi?

The 850CSi is a compact car, built from 1981 to 1995. Engines offered: V8.

What is the BMW 850CSi warranty?

New models carry 4 years / 50,000 miles basic cover and 4 years / 50,000 miles on the powertrain. Worth knowing: across our complaint records the typical car reaches the halfway point of its faults at five years, so most repairs land after the basic warranty ends.

Is the 850CSi reliable?

It scores 4.5/5 in our data. The honest answer depends on the year far more than the model — see the best and worst years, and when this car starts to break.

How do I check a specific 850CSi?

This page describes the model; it cannot tell you whether that car has an open recall or a branded title. Run its VIN against the records — free, and matched to the exact production run.

More in BMW

More BMW models
ModelYearsRecallsBest MPGForCar score
BMW M31988–20267829 mpg4.0/5
BMW X52000–202619827 mpg4.0/5
BMW X32004–202613030 mpg4.0/5
BMW M42015–20262430 mpg4.0/5
BMW M51988–20264320 mpg4.0/5
BMW i82014–2020828 mpg4.5/5
ROWS 6·SOURCE NHTSA + EPA
Data sourced from NHTSA (recalls, complaints, safety ratings) and EPA fueleconomy.gov (MPG). Best/worst-year analysis is ForCar's own aggregation of complaint volume. Last updated Sep 2026. — ForCar Editorial Reviewed by , founder of ForCar.
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