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2026 Buick Envision

Sport Touring (ST) AWD

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What the Sport Touring (ST) adds over the Preferred

Spec	Preferred	Sport Touring (ST)
Curb weight (maximum)	3940 lbs	3964 lbs
Curb weight (minimum)	3940 lbs	3964 lbs
Tire size	235/60R18	245/45R20
Wheel diameter	18 in	20 in

Standard here, not on the base trim: 20-in. aluminum wheels (standard on Sport Touring and Avenir), 245/45R20 all-season tires

Specifications

Source: manufacturer press kit

Brakes

Front brake diameter	321 mm
Front brake type	ventilated disc
Rear brake diameter	315 mm
Rear brake type	solid disc

Cargo

Cargo volume behind 1st row	52.7 cu-ft
Cargo volume behind 2nd row	25.2 cu-ft

Dimensions Exterior

Overall height	64.6 in
Overall length	182.7 in
Overall width	74.1 in
Wheelbase	109 in

Engine Basics

Aspiration	twin turbo
Cylinder count	4
Fuel injection system	gdi mpi
Engine type (full description)	2.0L DOHC I-4 VVT Turbocharged
Valve configuration	dual-overhead camshafts, four-valves per cylinder, continuously variable valve timing

Engine Output

Horsepower	228 hp
Torque	258 lb-ft

Fuel Economy

MPG (city)	22 mpg
MPG (combined)	24 mpg
MPG (highway)	28 mpg

Fuel System

Fuel tank capacity

16.1 gal

Headroom

Front headroom	39.6 in
Second-row headroom	38.9 in

Legroom

Front legroom	40.4 in
Second-row legroom	39.3 in

Shoulder Room

Front shoulder room	56.7 in
Second-row shoulder room	55.9 in

Steering

Steering type	electric power-assisted rack-and-pinion with cross-wind and road-shake stabilization
Turning radius (curb-to-curb)	19 ft

Suspension

Front suspension type	MacPherson strut with direct acting stabilizer bar
Rear suspension type	five-link independent with stabilizer bar

Tires

Tire size

245/45R20

Transmission

Final drive ratio	3.5
Transmission speeds	9
Transmission type	automatic

Weights

Curb weight (maximum)	3964 lbs
Curb weight (minimum)	3964 lbs

Wheels

Wheel diameter	20 in
Wheel material	aluminum

Standard & optional equipment

Source: manufacturer press kit

Safety3 std · 0 opt

Electronic Stability Control
Four-wheel disc with four-channel ABS
Traction Control System

Exterior2 std · 0 opt

20-in. aluminum wheels (standard on Sport Touring and Avenir)
245/45R20 all-season tires

Powertrain5 std · 0 opt

AWD
2.0L DOHC I-4 VVT Turbocharged engine, 228 hp / 170 kW @ 5000 rpm, 258 lb.-ft. / 350 Nm @ 1500-4000 rpm
Fuel tank capacity approx. 16.1 gal. / 60.9 liters
GM-Est. 22 city / 28 highway / 24 combined MPG (2.0L AWD)
Nine-speed automatic transmission

Chassis3 std · 0 opt

Electric power-assisted rack-and-pinion steering with cross-wind and road-shake stabilization
Five-link independent rear suspension with stabilizer bar
MacPherson strut front suspension with direct acting stabilizer bar

Cargo1 std · 0 opt

Trailering capacity 1500 lb. / 680 kg

Ranked by what shoppers ask about first; standard equipment before options.

Transcribed from the manufacturer's official press kit for the 2026 Envision. Confirm with the window sticker for a specific unit.

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Common questions about the Sport Touring (ST)

Source: EPA, NHTSA and manufacturer press kits

What does the 2026 Buick Envision Sport Touring (ST) add over the Preferred?

Against the Preferred, 2 features become standard that the Preferred does not and 4 published specifications differ. Both lists are on this page, taken from the manufacturer's own press material.