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Audi 1.8 CAT (90 Hp) quattro

General information
Photo of 1988 - 1990 Audi 1.8 CAT (90 Hp) quattro Sedan (70 Hp) - technical specs and dimensions
Power 70 Hp @ 4800 rpm.
Torque 123 Nm @ 2800 rpm.
Acceleration 0 - 100 km/h 18.6 sec
Maximum speed 158 km/h
Fuel consumption (economy) - combined 6.7 l/100 km
Brand
Audi
Model
100
Generation
100 (C3, Typ 44,44Q, facelift 1988)
Modification (Engine)
2.0 D (70 Hp)
Start of production
1988 year
End of production
1989 year
Powertrain Architecture
Internal Combustion engine
Powertrain architecture classifies the propulsion technology of the vehicle, such as internal combustion, electric (BEV), or hybrid.
Body type
Sedan
Body type refers to the structural design and shape of the vehicle (such as Sedan, Hatchback, SUV, or Coupe).
Seats
5
Seat count specifies the maximum passenger capacity the vehicle is legally approved to transport at once.
Doors
4
Door count indicates the total number of entry points for passengers and cargo access (e.g., 3-door, 5-door).

Audi 100 Review

As a Sedan model, the Audi 100 100 Avant (C3, Typ 44, 44Q) (1.8 CAT (90 Hp) quattro) has been in production since 1988. The heart of the vehicle is a 1986 cm3 internal combustion engine producing 70 Hp @ 4800 rpm.. It reaches a top speed of 158 km/h and can complete the 0-100 km/h sprint in 18.6 sec. With its Front wheel drive drivetrain, the vehicle consumes an average of 6.7 l/100 km of fuel. The specific power of 35.2 Hp/l highlights the efficiency of this engine setup. The power is delivered smoothly across 5 cylinders.

The Audi 1.8 CAT (90 Hp) quattro stands out as a prominent 1988 - 1990 model that has gained significant attention in the automotive world. At its core, the vehicle features a performance-oriented engine delivering 70 Hp @ 4800 rpm. of power. Agile in its acceleration, this version completes the 0-100 km/h sprint in 18.6 sec. Offering balance and comfort, the model is great for daily use. When analyzing fuel consumption, it maintains segment standards with an average of 6.7 l/100 km. In a general assessment, the technical package of the Audi 1.8 CAT (90 Hp) quattro focuses on user satisfaction.
📊 Model Comparison AnalysisThis model has **50 Hp** lower power than 2.5 TDI (120 Hp), is **8.7 seconds** slower to 100 km/h, consumes around **12%** more fuel. This model has **12 Hp** lower power than 2.3 E CAT (136 Hp), is **2.1 seconds** slower to 100 km/h, is approximately **6%** more fuel efficient.
FAQ
How many horsepower does Audi 1.8 CAT (90 Hp) quattro have? +
The Audi 1.8 CAT (90 Hp) quattro model is equipped with an engine producing 70 Hp @ 4800 rpm. total horsepower.
What is the fuel type of Audi 1.8 CAT (90 Hp) quattro? +
This vehicle operates on a 6.7 l/100 km fuel system.
What is the 0-100 km/h acceleration of Audi 1.8 CAT (90 Hp) quattro? +
The Audi 1.8 CAT (90 Hp) quattro can accelerate from 0 to 100 km/h in just 18.6 sec.
What is the top speed of Audi 1.8 CAT (90 Hp) quattro? +
According to technical specs, the maximum speed of the vehicle is 158 km/h.
What drivetrain does the Audi 1.8 CAT (90 Hp) quattro have? +
This model transfers power to the road via a Front wheel drive drivetrain.
Is the Audi 1.8 CAT (90 Hp) quattro a good car? +
Considering the technical specs and market position, the Audi 1.8 CAT (90 Hp) quattro is a highly competitive and desirable model in its class.
Performance specs
Fuel consumption (economy) - combined
6.7 l/100 km
Fuel consumption shows how much fuel the car consumes on average per 100 km. Lower figures represent better fuel economy and lower running costs.
Fuel Type
Diesel
Fuel type defines the primary source of energy required by the vehicle’s engine (petrol, diesel, electricity, hybrid, LPG, etc.).
Acceleration 0 - 100 km/h
18.6 sec
The 0-100 km/h sprint time measures how quickly the vehicle accelerates from a standstill. It is a key indicator of raw performance and responsiveness.
Acceleration 0 - 62 mph
18.6 sec
The 0-100 km/h sprint time measures how quickly the vehicle accelerates from a standstill. It is a key indicator of raw performance and responsiveness.
Acceleration 0 - 60 mph (Calculated by User)
17.7 sec
Maximum speed
158 km/h
Maximum speed represents the upper limit of velocity the vehicle can reach, limited by gear ratios, engine power, and aerodynamic resistance.
Weight-to-power ratio
17.9 kg/Hp, 56 Hp/tonne
Weight-to-torque ratio
10.2 kg/Nm, 98.4 Nm/tonne
Engine specs
Power
70 Hp @ 4800 rpm.
Power per litre
35.2 Hp/l
Power per litre (specific power) measures the engine power relative to its displacement. A higher value indicates advanced efficiency and engineering quality.
Torque
123 Nm @ 2800 rpm.
Torque represents the engine’s rotational force, which determines pulling power. High torque ensures responsive acceleration and stronger uphill performance.
Engine Model Code
CN
Engine displacement
1986 cm3
Engine displacement represents the combined volume of all cylinders. It is a direct indicator of engine size and baseline performance potential.
Number of cylinders
5
Cylinder count represents the number of combustion chambers. More cylinders generally result in smoother operation and a refined engine note.
Engine configuration
Inline
Cylinder bore
76.5 mm
Piston stroke
86.4 mm
Compression ratio
23:1
Number of valves per cylinder
2
Valves per cylinder control the airflow into and exhaust out of the engine. More valves improve high-RPM breathing and performance.
Fuel injection system
Precombustion chamber injection
Engine aspiration
Naturally aspirated engine
Aspiration describes how the engine draws air into its cylinders, distinguishing naturally aspirated setups from turbochargers or superchargers.
Engine oil capacity
5 l
Coolant
9.4 l
Space, Volume and weights
Kerb Weight
1250 kg
Curb weight is a key parameter affecting fuel consumption, handling agility, acceleration times, and stopping distances.
Max. weight
1800 kg
Curb weight is a key parameter affecting fuel consumption, handling agility, acceleration times, and stopping distances.
Max. load
550 kg
Trunk (boot) space - maximum
610 l
Fuel tank capacity
80 l
Dimensions
Length
4793 mm
Width
1814 mm
Height
1421 mm
Wheelbase
2687 mm
Front track
1476 mm
Rear / Back Track
1483 mm
Drag coefficient (Cd)
0.32
Minimum turning circle (turning diameter)
11.6 m
Drivetrain, brakes and suspension specs
Drivetrain Architecture
The Internal combustion engine (ICE) drives the front wheels of the vehicle.
Drivetrain type specifies which wheels receive power from the engine. This affects road grip, cornering, and stability on slippery surfaces.
Drive wheel
Front wheel drive
Drivetrain type specifies which wheels receive power from the engine. This affects road grip, cornering, and stability on slippery surfaces.
Number of gears and type of gearbox
5 gears, manual transmission
Tires size
185/70 R14
Tire size specifies the tread width, aspect ratio, and rim diameter, affecting the balance between handling grip and ride comfort.
Wheel rims size
14
Common OBD2 Fault Codes
P0731 🟡 Medium
VAG P0731 Gear 1 Incorrect Ratio
Diagnostic Guide
P0732 🔴 High
VAG P0732 Gear 2 Incorrect Ratio
Diagnostic Guide
P0733 🚨 Critical
VAG P0733 Gear 3 Incorrect Ratio
Diagnostic Guide
P0734 🟡 Medium
VAG P0734 Gear 4 Incorrect Ratio
Diagnostic Guide
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Audi 100 2.0 E (115 Hp)
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User Reviews
C
Charlie 95
14 weeks ago
★★★★★
Mainly using it for my daily commute to work. 6.7 l/100 km efficiency is surprisingly good for this class. The exterior design looks sharp and modern in person. Planning to keep it for a long time.
•
J
Jack 77
21 months ago
★★★★★
Does anyone experience any rattles or squeaks over time?
•
N
Noah V.
12 weeks ago
★★★★★
Just picked mine up last week! Acceleration is punchy and satisfying. The exterior design looks sharp and modern in person. Worth every single penny spent.
•
L
Leo M.
14 months ago
★★★★☆
Been driving it for 3 months now. Very responsive throttle, makes highway overtaking a breeze. Spacious interior and practical cargo capacity. If you're undecided, just go for it.
•
J
James 84
9 months ago
★★★★☆
Are there any known transmission issues?
•

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