Specification 2023 Tohatsu MFS40AETL 2024 Mercury 40 FourStroke
Manufacturer Tohatsu Mercury
Model MFS40AETL 40 FourStroke
Year 2023 2024
Horsepower 40 HP 40 HP
Engine Type 4-stroke 4-stroke
Cylinders 3 3
Displacement 710 cc 769 cc
Bore × Stroke 68.6 × 64.1 mm 71.9 × 63.1 mm
RPM Range 5,300–5,800 RPM 5,300–5,800 RPM
Fuel System EFI EFI
Fuel Type Regular Regular
Weight 86 kg (190 lbs) 91 kg (200 lbs)
Starting System Electric Electric
Steering Remote Both
Shaft Lengths S/L S/L
Gear Ratio 2.07:1 2.08:1
Alternator 22 A 24 A
Trim & Tilt Power Trim/Tilt Power Trim/Tilt
Prop Output 25.06 kW 25.95 kW
Recommended Boat 14–19 ft 14–19 ft
MSRP $6,320 $7,600
Better / Advantage Lower / Disadvantage Equal / Neutral

2023 Tohatsu MFS40AETL vs 2024 Mercury 40 FourStroke — Which Is Better?

Choosing between the 2023 Tohatsu MFS40AETL and the 2024 Mercury 40 FourStroke comes down to your specific boating needs and priorities.

The 2023 Tohatsu MFS40AETL (2023) is a 40hp 4-stroke outboard from Tohatsu, weighing 86 kg (190 lbs). Its electronic fuel injection delivers reliable starts and improved fuel economy compared to carbureted alternatives. Power trim and tilt makes it easy to adjust on the water.

The 2024 Mercury 40 FourStroke offers 40hp with 4-stroke technology, tipping the scales at 91 kg (200 lbs). With a larger displacement of 769 cc, it can deliver more torque at lower RPMs.

Both motors are solid choices in the 40 HP class. Your final decision should factor in your boat size, typical use conditions, dealer availability in your area, and budget.