F20LCI · GENERATION 2018 · COMPACT
BMWICE

125i

224 hp, 6,1 s 0-100 : among the 99 compacts 2016–2020, the 125i ranks 71th of 97 in Combined consumption, 61th of 90 in Tank range, 23th of 99 in 0–100 km/h. Here is what the Caralogy simulations say.

Energy cost · estimate1,62515,000 km · UK mix · home UK £/kWhCustomise →

Power

224hp

310 Nm

0 → 100 km/h

6.1s

VMax 243 km/h

Cons.

6.3L

/100 km

Tank

52L

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Technical identity card

Full specifications BMW 125i

Manufacturer data and values calibrated by the Caralogy simulation engine.

Powertrain

ArchitectureUnknown · 4 cyl.
Displacement1,998 cm\u00b3
Power224 hp
Couple310 Nm
GearboxTorque Converter 8 rapports Automatic
Transmission125i

Consumption

Cons. WLTP6,3 L/100km
Tank52 L

Performance

0 → 100 km/h6,1 s
VMax243 km/h

Dimensions and environment

Length4,329 mm
Wheelbase2,690 mm
Width1,765 mm
Height1,421 mm
Boot360 L
Kerb weight1,400 kg
Cd0.32
CO₂ WLTP144 g/km

Caralogy Methodology

Motorway and performance values calibrated by the Caralogy physics simulation engine (SCx, Crr, real torque curves).

See full methodology →

Manufacturer data · motorway values calibrated by the Caralogy engine

Among the 99 compacts, the 125i ranks (in the bottom third) in fuel consumption. Caralogy simulates its real-world cost: motorway simulation, consumption simulation and performance simulation.

Caralogy Analysis · tailored to this vehicle

Caralogy Verdict

Suitable for

compact among the best in segment: 23th of 99 in 0–100 km/h (6.1 s).

Less suitable for

Some metrics lag behind the segment. Check the rankings above to identify weak points.

Alternatives to consider

If the priority is Combined consumption, the Bmw 216d Gran Coupe (1st with 4.1 L/100) takes the lead. If the priority is Tank range, the Bmw 116d (1st with 1209 km) takes the lead.

Fuel consumption: 6.3 L/100 L/100 (71th of 97 in Combined consumption)

The 125i consumes 6.3 L/100 on the WLTP combined cycle. The segment reference is the Bmw 216d Gran Coupe (4.1 L/100).

Tank range: 825 km (61th of 90 in Tank range)

On a full tank, the 125i covers 825 km on the combined cycle. The segment reference reaches 1209 km.

Segment positioning

Where the 125i stands against compacts

Comparison across 99 compacts marketed between 2016–2020.

Combined consumption

71eout of 97

6.3 L/100
Min10 L/100 · Bmw M2 Competition
Max4.1 L/100 · Bmw 216d Gran Coupe

Tank range

61eout of 90

825 km
Min520 km · Bmw M2 Competition
Max1 209 km · Bmw 116d

0–100 km/h

23eout of 99

6,1 s
Min12,3 s · Hyundai i30 1.5 DPi 110 PS
Max4,4 s · Bmw M140i xDrive

Direct rivals (same segment, same energy)

Cross-energy alternatives

Same needs, different powertrain.

Compare

Popular duels involving the 125i

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Frequently asked questions

BMW 125i: what you need to know

Well-argued answers to the most asked questions about this model, based on Caralogy data and simulations.

Where does the 125i rank in its segment?#

Among the 99 compacts 2016–2020, the 125i ranks 71th of 97 in Combined consumption (6.3 L/100, behind the Bmw 216d Gran Coupe), 61th of 90 in Tank range (825 km, behind the Bmw 116d), 23th of 99 in 0–100 km/h (6.1 s, behind the Bmw M140i xDrive).

What is the range of the 125i?#

825 km on a full tank (6.3 L/100 on the combined cycle) — 61th of 90 in autonomie du segment.

How much does the 125i cost to run?#

Running costs depend on your profile (mileage, charging type, city/highway mix). Use the Caralogy consumption simulator for a personalised estimate.

Why not a Bmw 216d Gran Coupe instead?#

The Bmw 216d Gran Coupe leads in Combined consumption (4.1 L/100 vs 6.3 L/100). The choice depends on your priorities: check the 125i vs Bmw 216d Gran Coupe duel for a detailed comparison.

How does Caralogy calculate its figures?#

Caralogy does not reproduce manufacturer figures: we recalculate every number through physics simulation, starting from SCx, mass and the power curve. This is why our figures at 130 km/h differ from WLTP. Full methodology on the dedicated page.