Toyota Sienna 2021– car dimensions: 5175 mm long, 1995 mm wide and 1740 mm high. Unladen weight is 2,091 kg. Braked towing is 1,585 kg.
Standard 9-inch touchscreen supports Apple CarPlay and Android Auto on every grade. Climate starts as three-zone automatic on the base LE and steps up to four-zone on XLE and above. Full-speed dynamic radar cruise, automatic emergency braking with pedestrian detection, lane departure alert with steering assist, lane tracing assist and blind-spot monitor with rear cross-traffic alert all come standard via Toyota Safety Sense 2.0. Front and rear parking sensors with automatic braking appear from XLE upward. A reversing camera is standard across the range.
Behind the third row you get 949 litres. Fold the third row flat and capacity rises to 2129 litres behind the second row. slide the second-row seats fully forward for a maximum 2860 litres. The one-motion stow third row drops easily, though the second-row seats do not remove.
Maximum braked towing capacity is 1585 kg when the factory tow package is fitted. unbraked rating is 454 kg. The package is required for the full rating and typically adds the necessary hitch receiver and wiring. Sport-tuned suspension is available on the XSE grade. The hybrid powertrain handles light trailers and family loads without drama but is not intended for heavy commercial work.
The cabin feels quiet and roomy thanks to sound insulation that cuts road and wind noise for easy conversation. Super-long-slide second-row captain’s chairs move far for stretch-out legroom, with available ottomans on higher grades. Four-zone climate control lets each area set its own temperature. Higher trims add leather seats that heat and ventilate up front plus heat in the second row, a heated power tilt-telescoping wheel, and a moonroof.
Standard hybrid powertrain rated at 36 mpg combined FWD or 35 mpg AWD.
ToyotaCare provides complimentary scheduled maintenance for 2 years or 25,000 miles.
NHTSA overall 5-star crash-test rating.
IIHS Top Safety Pick+ rating.
Standard Toyota Safety Sense 2.0 with pre-collision system, full-speed radar cruise, lane departure alert with steering assist, lane tracing assist, automatic high beams and road sign assist.
Standard Blind Spot Monitor, Rear Cross-Traffic Alert and 10 airbags.
Every Sienna uses a hybrid system that delivers strong real-world efficiency around the EPA figures of 36 mpg combined for front-drive models. The tank holds enough fuel for long ranges between fills, making highway trips less frequent stops.
Scheduled service starts free under ToyotaCare for the first two years or 25,000 miles. After that, expect oil and filter changes around every 10,000 miles or 12 months, with tire rotations and inspections every 5,000 miles.
Crash protection earns a full five stars from NHTSA overall and Top Safety Pick+ from IIHS. Standard kit covers the full Toyota Safety Sense 2.0 suite plus blind-spot monitoring, rear cross-traffic alert and a full set of 10 airbags across three rows.
Day-to-day ownership stays simple with the hybrid’s smooth operation and the free early maintenance window. Keep up with the basic intervals and the van remains ready for family duty without surprises.
Length 5175 mm, Width 1995 mm, Height 1740 mm, Wheelbase 3060 mm (Sienna 2021-present)
Sources: manufacturer data, Toyota owner's manual , 2023/2024 Sienna brochure and product information PDFs, Wikipedia and auto-data.net.