Product Description
I. Vehicle Positioning
Domestically produced by GAC Toyota, the Sienna is a full-size 5-door 7-seat hybrid MPV originating from a classic North American model, widely recognized as a family-focused minivan. It caters to full-family outings and mid-tier business receptions, and went into domestic production in 2021 with official MSRP ranging from RMB 299,800 to 410,800. All variants are equipped with the 2.5L 5th-generation THS hybrid powertrain in either front-wheel drive or E-FOUR electronic all-wheel drive layout. Thanks to low fuel consumption, spacious cabin, outstanding reliability and high residual value, it ranks as the benchmark among MPVs priced around 300,000 RMB.
II. Body & Chassis Parameters
1. Body Dimensions
Standard version: 5165×1995×1765mm, wheelbase 3060mm; Top-tier Premium & Platinum trims: vehicle height 1785mm. 68L fuel tank compatible with RON92 gasoline.
WLTC fuel consumption: 5.66~5.77L/100km for FWD, 6.13L/100km for AWD; over 900km driving range on a full tank, delivering remarkable fuel efficiency even under full 2-ton load versus competitors.
Seating layout: Uniform 2+2+3 seven-seat configuration with dual power sliding doors. Independent captain seats in the second row with ultra-long sliding rails enabling over 50cm fore-aft adjustment. Third-row seats can be fully stowed down, expanding trunk volume from 525L to 2112L. The luggage compartment can accommodate three 28-inch suitcases even with all seven seats occupied.
2. Suspension & Chassis
Front MacPherson independent suspension + rear double-wishbone independent suspension (premium MPV suspension setup) on unibody construction. FWD is powered by front-mounted motor; E-FOUR AWD adds an independent rear motor for enhanced stability on slippery roads and steep inclines under full load. Chassis is tuned for superior ride comfort with excellent vibration filtering and cabin quietness at high speeds.
Wheels: Base trim with 18-inch alloy wheels; mid & high-end trims fitted with 19-inch sport alloy wheels.
III. Powertrain (Full Hybrid Lineup)
Combination of 2.5L Atkinson-cycle naturally aspirated engine and Toyota’s 5th-gen THS hybrid system. Engine maximum output:139kW; total system output:181kW, paired with E-CVT with seamless shift-free operation. Electric-only driving at low speed ensures quietness and fuel efficiency.
- FWD: 134kW front drive motor
- AWD: front motor plus 40kW auxiliary rear motor for improved traction during startup and on slippery pavement and stronger acceleration under full load.
IV. Safety Configuration (Standard for All Trims)
Passive Safety
7 standard airbags (driver & front passenger frontal airbags, front side airbags, full-length curtain airbags, driver’s knee airbag, front center airbag); high-rigidity GOA cage body, direct digital TPMS and three-point safety belts for all seating positions.
TSS3.0 Level 2 ADAS
DRCC full-speed adaptive cruise control, LTA Lane Tracing Assist, PCS Pre-Collision System with automatic emergency braking, AHB Automatic High Beam, LCA Blind Spot Monitor, RCTA Rear Cross-Traffic Alert, door opening collision warning and automatic parking brake.
Vehicle Electronic Control
ESP stability control, traction control, hill-start assist, EBD electronic brake force distribution, brake assist and rollover prevention control system.
V. Comfort & Intelligent Equipment
Standard Features Across All Grades
Dual power sliding doors, power liftgate, smart keyless entry & push-button start, automatic headlights, multifunctional leather steering wheel, 10.25-inch central touchscreen, wireless CarPlay & HiCar, over-the-air OTA upgrade, front & rear parking sensors plus rearview camera, three-zone automatic climate control, PM2.5 air purification, Toyota Connected Services for remote vehicle control and emergency assistance.
Exclusive for Mid-to-High Trims (Premium/Elite/Luxury/Platinum)
12.3-inch touchscreen with Qualcomm intelligent cockpit chip, heated & ventilated front seats, leather captain seats in second row with heating, ventilation and power leg rest, 64-color ambient lighting, 15W front wireless charging pad, 360° panoramic surround view, multi-layer sound-insulated glass, auto-folding side mirrors upon vehicle locking.
Top-spec Luxury & Platinum Extra Equipment
16-point massage function for second-row seats, foldable rear tray tables, premium JBL audio system, power-adjustable rear seats, split panoramic sunroof and AR-HUD head-up display.
