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) | $41,320 |
| Lowest listing price | — | $8,999 (best) |
| Median listing price | — | $19,235 (best) |
| Highest listing price | — | $29,470 (best) |
| For sale now | 0 | 2 (best) |
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) | 1 | None reported (best) |
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 $41,320 MSRP(Currently comparing) |
| 2 | CX Plus $28,000 MSRP | LE 8-Passenger $43,320 MSRP |
| 3 | CXL $30,780 MSRP | XLE 7-Passenger $46,020 MSRP |
| 4 | — | XLE 7-Passenger $48,020 MSRP |
| 5 | — | XLE 8-Passenger $46,020 MSRP |
| 6 | — | XSE 7-Passenger $49,245 MSRP |
| 7 | — | XSE 7-Passenger $50,135 MSRP |
| 8 | — | Limited 7-Passenger $52,005 MSRP |
| 9 | — | Limited 7-Passenger $54,005 MSRP |
| 10 | — | XLE Woodland Edition $52,100 MSRP |
| 11 | — | Platinum 7-Passenger $58,710 MSRP |
Live inventory
Buick Terraza vs Toyota Sienna FAQ
- Which is better: 2007 Buick Terraza or 2026 Toyota Sienna?
- It depends on priorities. OpenDealer compares 2007 Buick Terraza vs 2026 Toyota Sienna on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
- Which costs less: 2007 Buick Terraza or 2026 Toyota Sienna?
- Based on starting MSRP, the 2007 Buick Terraza starts lower at $26,660. Live Toyota Sienna listings start at $8,999.
- Which has better startingMsrp: 2007 Buick Terraza or 2026 Toyota Sienna?
- The 2007 Buick Terraza leads on startingMsrp in this comparison (26,660).
- Which has better combinedMpg: 2007 Buick Terraza or 2026 Toyota Sienna?
- The 2026 Toyota Sienna leads on combinedMpg in this comparison (36).
- Which has better horsepower: 2007 Buick Terraza or 2026 Toyota Sienna?
- The 2026 Toyota Sienna leads on horsepower in this comparison (245).
- Which has better seats: 2007 Buick Terraza or 2026 Toyota Sienna?
- The 2026 Toyota Sienna leads on seats in this comparison (8).
- How do the NHTSA safety ratings compare for 2007 Buick Terraza vs 2026 Toyota Sienna?
- NHTSA overall crash-test ratings in this comparison: Toyota Sienna (5/5 NHTSA overall).