Mercedes-Benz GLA (EV) vs Mercedes-Benz GLB (EV)

Updated October 2026 · Real-world figures, not WLTP

Mercedes-Benz GLA (EV)

GLA 250+

£45,400 · 311 mi

Wins 6 of 9

Mercedes-Benz GLB (EV)

GLB 250+

£46,100 · 295 mi

Wins 3 of 9

Our verdict

The Mercedes-Benz GLA (EV) and Mercedes-Benz GLB (EV) are both electric SUVs in the large car class. The Mercedes-Benz GLA (EV) starts at £45,400 in the UK and the Mercedes-Benz GLB (EV) at £46,100, comparing the cheapest version of each.

The GLA (EV) goes further, with about 311 miles of real-world range against 295 for the GLB (EV). On top of that, it uses less energy (3.7 mi/kWh against 3.5 mi/kWh).

The GLB (EV) has the bigger boot (667 litres against 517).

There's little between them on price, rapid-charging speed, acceleration and warranty length (3 years).

Choose the Mercedes-Benz GLA (EV) if you want the longest range and lower running costs and the Mercedes-Benz GLB (EV) if you want more boot space.

Written from the figures below, comparing the cheapest UK version of each. Other versions can differ: open them in Compare to swap versions.

Mercedes-Benz GLA (EV)Mercedes-Benz GLB (EV)

Price

Price new: £45,400 (best)on sale now; £46,100on sale now
Used from (estimated): –too new; £26,3002025 car
Price per mile of range: £146 (best); £156

Range and efficiency

Real-world range: 311 mi (best)500 km, estimate; 295 mi475 km, estimate
Range today, used (estimated): –; about 290 mi2025 car, est.
Efficiency: 3.7 mi/kWh (best)170 Wh/km, estimate; 3.5 mi/kWh179 Wh/km, estimate
Range with one 15-min stop: 385 mi (best)619 km; 367 mi590 km

Charging

Rapid charging: 208 kW10–80% average; 208 kW10–80% average
Home (AC) charging: 22 kW; 22 kW
Charging plug: Type 2 CCS; Type 2 CCS
Vehicle-to-load (V2L): No; No
Vehicle-to-home (V2H): Yes; Yes
Vehicle-to-grid (V2G): Yes; Yes

Battery

Usable battery: 85 kWh; 85 kWh
Battery chemistry: NCM (nickel manganese cobalt); NCM (nickel manganese cobalt)
Heat pump: Yes; Yes

Body and performance

Body style: SUV; SUV
Size class: D · Large car; D · Large car
Seats: 5; 7 (best)
Drive: Rear-wheel drive; Rear-wheel drive
0–62 mph: 7.3 s (best)0–100 km/h; 7.4 s0–100 km/h
Weight: 2,155 kg; 2,195 kg

Size

Length: 4.57 m15 ft; 4.73 m15 ft 6 in
Width (without mirrors): 1.87 m6 ft 2 in; 1.86 m6 ft 1 in
Width with mirrors: –; 2.03 m6 ft 8 in
Height: 1.60 m5 ft 3 in; 1.69 m5 ft 6 in
Wheelbase: 2.79 m9 ft 2 in; 2.89 m9 ft 6 in

Practicality and safety

Boot space: 517 litres; 667 litres (best)
Towbar available: Yes; Yes
Towing (braked): 1,500 kg; 1,500 kg
Max payload: 555 kgpeople and luggage; 580 kg (best)people and luggage
Euro NCAP rating: –not tested yet; –not tested yet

Warranty (UK)

Car warranty: 3 years; 3 years
Battery warranty: 8 years100,000 miles; 8 years100,000 miles
Passes to next owner: Not confirmed; Not confirmed

Availability

Status: On sale new; On sale new
Model years: 2026 on; 2025 on

Green marks the better figure in each row. Range is a real-world estimate, not WLTP. Used prices are estimates. Warranty terms are UK terms from each maker’s website.