Which gear is better to drive in d3 or d4

D3 is suitable for ascending or descending hills and is the best gear position for stop-and-go situations. D4 is more suitable for all conditions and has a higher speed than D3. The D3 may not be suitable for highway driving, but the D4 is suitable for both town and highway driving.

When should I use D4 gear?

Drive (D4) — Use this position for your normal driving. The transmission automatically selects a suitable gear for your speed and acceleration. You may notice the transmission shifting up at higher speeds when the engine is cold. This helps the engine warm up faster.

Is it OK to drive on D3?

You would only use D3 while going downhill with a load so you can use your brakes less. Your mileage would be worse since the engine is running at a higher rpm. Only if you did a lot of using D3 would it make any appreciable wear on your transmission. Save this answer.

Should I drive in D3 or D4 or D5?

D3 gives you more power and increased engine braking. For faster acceleration when in D3, D4 or D5, you can get the transmission to automatically downshift by pushing the accelerator pedal to the floor. The transmission will shift down one or two gears, depending on your speed.

Does using D3 save gas?

Currently, the D is 'overdrive' in almost all vehicles – the main purpose of which is to save fuel. Driving the car in this gear than the lower modes means you can have nearly 15% improved gas mileage. In short, the D3 gear utilizes the first three gears in an automatic transmission or locks it on the third gear.