BMW X3 xDrive20i vs Mercedes-Benz GLB 300

BMW X3 xDrive20i

Suv · Gasoline · AWD

Mercedes-Benz GLB 300

Suv · Gasoline

Car A

BMW X3 xDrive20i

The BMW X3 xDrive20i prioritizes family-ready practicality and efficiency over outright performance, combining AWD traction, a 5-seat layout, and a 550 L trunk. At a listed 43,000, it reads as good value in its segment with a focus on economy and safety signals.

5 seatsSuvGasoline5-star safety7.4 L/100kmAWD

Car B

Mercedes-Benz GLB 300

With a practical 5-seat layout, 495 L trunk, and an efficient 2.0L turbo, the GLB 300 suits growing families and road trips while offering good value in its segment. Acceleration is brisk enough for daily use, but it isn’t aimed at performance driving.

5 seatsSuvGasoline5-star safety190 hp

Why compared cross brandsame body typesame powertrainsame seatssimilar price

Usage fit

Family 65 / 64

City 46 / 45

Budget / value 42 / 44

Road trip 61 / 53

Performance 32 / 27

Cargo 38 / 35

Practical 42 / 40

Premium 47 / 47

Winter 76 / 36

Scores out of 100. Blue = BMW X3 xDrive20i · Orange = Mercedes-Benz GLB 300

Specs side-by-side

Spec BMW X3 xDrive20i Mercedes-Benz GLB 300

Values are representative — confirm for your market and trim.

Pros & cons

BMW X3 xDrive20i

Efficient for its class at 7.4 L/100 km, easing fuel costs on commutes and trips
AWD traction suits winter climates and mixed-weather road trips
Practical 5-seat SUV format with a usable 550 L trunk for family life
Good value in its segment at a listed 43,000
Not for performance driving; 156 hp and a 0-100 km/h time of 8.0 s are modest
Gasoline-only powertrain if you want electrified driving
550 L cargo area may feel tight for cargo-heavy use or bulky gear
Price may still stretch tight budgets despite its positioning

Mercedes-Benz GLB 300

Practical 5-seat cabin and 495 L trunk suit growing families and road trips
Efficient for its class at 8 L/100 km combined consumption
Strong 400 Nm torque and 6.9 s 0–100 km/h make merging and passing easy
Around 39,000, it offers good value in a premium segment
Performance driving is a weak match despite decent acceleration
495 L trunk may feel limiting for cargo-heavy routines
Seats five only; no third row indicated
No electric driving range for buyers prioritizing electrified commuting

Verdict

Pick BMW X3 xDrive20i if…

Best fuel economy

BMW X3 xDrive20i uses 7.4 L/100km vs 8.0 — a meaningful saving if you cover high mileage.

Pick Mercedes-Benz GLB 300 if…

More power

Mercedes-Benz GLB 300 puts out 190 hp vs 156 — meaningfully quicker and more confident on motorways.

Usage fit

Specs side-by-side

Pros & cons

BMW X3 xDrive20i

Mercedes-Benz GLB 300

Verdict

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