长途驾驶时，哪款增高型儿童汽车座椅最舒适？

The Nuna AACE is a 2-in-1 high-back to no-back belt-positioning booster designed to grow with your child. It has a 9-position height-adjustable headrest, an 8-position recline in high-back mode, and energy-absorbing foam with side impact protection pods. It's for kids using a vehicle lap-and-shoulder belt.

The Maxi-Cosi Tanza is a high-back belt-positioning booster for children weighing 40-100 lbs and measuring 43.4-57 in tall. It has a 10-position adjustable headrest, rigid LATCH connectors, a foldable design, a carry handle, a travel bag, and machine-washable fabrics.

The PEG Viaggio Shuttle Plus 120 is an adjustable 2-in-1 booster seat that converts from high-back to backless mode. It fits children weighing 40-120 lbs and measuring 39-63 in tall, with rigid LATCH, side-impact protection, adjustable headrest and wings, armrests, a cup holder, and a padded seat.

The Maxi-Cosi RodiSport is a 2-in-1 booster seat that converts from a high-back booster to a backless booster for children measuring 43.4-57 in and weighing 40-100 lbs. It features multiple recline positions, a seven-position adjustable headrest, rigid LATCH connectors, vehicle shoulder and lap belt guides, washable fabric, and a removable cup holder.