Buick Terraza vs Toyota Sienna
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2026 Toyota Sienna
Overview
| Spec | Buick TerrazaCX | Toyota SiennaLE 8-Passenger |
|---|---|---|
| Selected trim | CX | LE 8-Passenger |
| Body style | Minivan | Minivan |
| Drivetrain | front wheel drive | front wheel drive |
| Fuel type | regular unleaded | regular unleaded |
| Transmission | 4-speed automatic | continuously variable-speed automatic |
| Engine type | gas | hybrid |
| Model year | 2007 | 2026 |
Pricing & market
| Spec | Buick TerrazaCX | Toyota SiennaLE 8-Passenger |
|---|---|---|
| MSRP | $26,660 (best) | $40,120 |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | Buick TerrazaCX | Toyota SiennaLE 8-Passenger |
|---|---|---|
| Combined MPG | 19 MPG | 36 MPG (best) |
| City MPG | 16 MPG | 36 MPG (best) |
| Highway MPG | 23 MPG | 36 MPG (best) |
| Fuel tank | 25 gal (best) | 18 gal |
Performance
| Spec | Buick TerrazaCX | Toyota SiennaLE 8-Passenger |
|---|---|---|
| Horsepower | 240 hp | 245 hp (best) |
| Torque | 240 lb-ft (best) | — |
| Engine size | 3.9 L (best) | 2.5 L |
| Cylinders | V6 | I4 |
Size & capability
| Spec | Buick TerrazaCX | Toyota SiennaLE 8-Passenger |
|---|---|---|
| Seating | 7 seats | 8 seats (best) |
| Doors | 5 (best) | 4 |
| Cargo volume | 136.5 cu ft (best) | 101 cu ft |
| Towing capacity | 3,500 lbs | 3,500 lbs |
| Curb weight | — | 4,610 lbs (best) |
| Ground clearance | 5.5 in | 6.4 in (best) |
| Wheelbase | 121.1 in (best) | 120.5 in |
| Length | 205 in (best) | 203.7 in |
| Width | 75.2 in | 78.5 in (best) |
| Height | 72 in (best) | 68.5 in |
Safety & recalls
| Spec | Buick TerrazaCX | Toyota SiennaLE 8-Passenger |
|---|---|---|
| NHTSA overall | — | 5 / 5 ★ (best) |
| Frontal crash (driver) | 5 / 5 ★ (best) | 3 / 5 ★ |
| Frontal crash (passenger) | 5 / 5 ★ (best) | 4 / 5 ★ |
| Side crash (driver) | — | 5 / 5 ★ (best) |
| Side crash (passenger) | — | 5 / 5 ★ (best) |
| Side pole | — | 5 / 5 ★ (best) |
| Rollover | — | 4 / 5 ★ (best) |
| Open recalls (YMM scope) | None reported | None reported |
Highlighted values indicate the better figure for that spec when a clear winner exists. Specs reflect the selected trim for each vehicle. Drag a vehicle header to reorder columns. MSRP and specifications are manufacturer data; listing prices and inventory come from live dealer listings. Safety ratings are from NHTSA.
Trim overview
All available trims with MSRP. The trim selected above is highlighted; comparison specs use that selection.
| Trim | Buick Terraza | Toyota Sienna |
|---|---|---|
| 1 | CX $26,660 MSRP(Currently comparing) | LE 8-Passenger $40,120 MSRP(Currently comparing) |
| 2 | CX Plus $28,000 MSRP | LE 8-Passenger $42,120 MSRP |
| 3 | CXL $30,780 MSRP | XLE 7-Passenger $44,820 MSRP |
| 4 | — | XLE 7-Passenger $46,820 MSRP |
| 5 | — | XLE 8-Passenger $44,820 MSRP |
| 6 | — | XSE 7-Passenger $48,045 MSRP |
| 7 | — | XSE 7-Passenger $48,935 MSRP |
| 8 | — | Limited 7-Passenger $50,805 MSRP |
| 9 | — | Limited 7-Passenger $52,805 MSRP |
| 10 | — | XLE Woodland Edition $50,900 MSRP |
| 11 | — | Platinum 7-Passenger $57,510 MSRP |