Cost
The destination charge is a standard charge for transporting the vehicle from its point of origin to the dealer. It costs about the same to get the Honda Insight to the dealership as the Toyota.
In terms of fuel economy, the Honda Insight beats the Toyota Matrix.
As far as MSRP, the Honda Insight costs roughly as much as the Toyota (though the Toyota is a little cheaper).
The Honda Insight will save you a lots_of_money at the pump every year compared to the Toyota Matrix.
The Toyota Matrix will cost you a lots_of_money in gasoline every year compared to the Honda Insight.
Utility
Neither the Toyota Matrix nor the Insight has a marked advantage regarding seating capacity.
Convenience
You'll definitely have to take the Toyota Matrix for a fill-up more often than the Honda because of its tank size and gas mileage.
Comfort
Taller drivers will substantially enjoy the extra head room in the Matrix's front cabin compared to the Insight.
The ampler interior dimensions of the Toyota Matrix make it more spacious for your passengers than the Honda Insight.
Dimensions
Your wallet will hurt more every time you fill up the Toyota Matrix than the Insight because of its bigger tank.
The Toyota Matrix and the Honda Insight compete for the same parking spaces.
Performance
In terms of horsepower, the Matrix packs quite a wallop and will knock the Honda Insight down a few rungs. However, note that high horsepower engines often command higher insurance premiums.
Handling
With their similar turning circles, the Toyota Matrix and the Honda Insight quite certainly handle about the same into and out of tight spots.
Drivetrain
The Toyota has a more sizeable engine than the Honda Insight. Keep in mind that smaller engines typically get better gas mileage, but smaller engines can be stressed more.
The Honda could learn a lesson or two from the Matrix regarding torque.
Warranty
The Honda Insight and the Toyota Matrix have the same basic warranty.