Suzuki Advantages

DF6

Model Name: DF6 Honda 5 Mercury 6 Yamaha 6
Manufacturer: Suzuki Honda Mercury Yamaha
Horsepower: 6 5 6 6
Shaft Length (Inches): S (15), L (20) S (15), L (20) S (15), L (20) S (15), L (20)
Weight (Lbs): S (55), L (57) S (60), L (61) S (55) S (83)
Cylinders: 1 1, OHV 1, Push Rod 2, SOHC
Displacement: 8.4 cu. in. (138 cc) 7.8 cu. in. (127 cc) 7.5 cu. in. (123 cc) 12.0 cu. in. (197 cc)
Bore and Stroke (Inches/mm): 2.44 x 1.81 in. (62 x 46 mm) 2.4 x 1.8 in. (60 x 45 mm) 2.32 x 1.77 in. (59 x 45 mm) Not Available
Operating Range (RPM): 4750-5750 4000 - 5000 5000 - 6000 4500 - 5500
Induction System: 1 carb 1 carb 1 carb 1 carb
Starting System: Manual start w/ manual choke Manual Manual w/decompression Manual
Lubrication: Wet sump Wet sump Wet sump Wet sump
Oil Tank Capacity: 0.74 qt. (0.7 lit.) 0.58 qt. (0.55 lit.) Unknown 0.85 qt. (0.8 lit.)
Ignition: Digital CDI Transistorized CDI CDI Microcomputer
Alternator: 12 V 6A (Optional) 3A opt. 2A, 4A opt. 6A
Trim Type: 5 positions Unknown 6 preset 4 positions
Gear Ratio: 1.92:1 2.08:1 2.15:1 2.08:1/13:27
CARB Emissions Rating: 3-Star Ultra Low 3-Star Ultra Low 3-Star Ultra Low 3-Star Ultra Low
Standard Propeller (Blades x Dia. x Pitches (Ins.)): 3 x 7½x 6 3 x 7 8/7 x 7½ 3 x 8 3/8 x 8 3 x 8½ x 6½
Range of Avail. Optional Propeller Pitches: 6 - 7 Unknown Unknown Unknown
Steering: Tiller, 180° rotation Unknown Unknown Unknown

DF6 Advantages

Over Honda
  • 6 hp vs. 5 hp
  • Lighter weight: 55 lbs. vs 60 lbs.
  • Larger displacement: 138cc vs. 127cc No replacement for displacement
  • Larger alternator option: 6 A vs. 3 A
Over Mercury
  • Larger displacement: 138cc (8.4 c.i.) vs. 123cc (7.5 c.i.) No replacement for displacement
Over Yamaha
  • Lighter weight: 55 lbs. vs 74 lbs.

DF4

Model Name: DF4 Mercury 4 Yamaha 4
Manufacturer: Suzuki Mercury Yamaha
Horsepower: 4 4 4
Shaft Length (Inches): S (15), L (20) S (15), L (20) S (15), L (20)
Weight (Lbs): S (55), L (57) S (55) S (48), L (50)
Cylinders: 1 1, Push Rod 1, SOHC
Valves Per Cylinder: 2 2 2
Valve Train Drive: N/A Push Rod Cam Unknown
Displacement: 8.4 cu. in. (138 cc) 7.5 cu. in. (123 cc) 6.7 cu. in. (112 cc)
Bore and Stroke (Inches/mm): 2.44 x 1.81 in. (62 x 46 mm) 2.32 x 1.77 in. (59 x 45 mm) 2.32 x 1.61 in. (59 x 41 mm)
Operating Range (RPM): 4000-5000 4500 - 5500 4000 - 5000
Induction System: 1 carb 1 carb 1 carb
Starting System: Manual start w/ manual choke Manual Manual
Lubrication: Wet sump Wet sump Wet sump
Oil Tank Capacity: 0.74 qt. (0.7 lit.) Unknown 0.53 qt. (0.5 lit.)
Ignition: Digital CDI CDI CDI
Alternator: 12V 6A (optional) 4A optional Unknown
Trim Type: 5 positions 6 preset 5 preset
Gear Ratio: 1.92:1 2.15:1 2.08:1 / 13:27
CARB Emissions Rating: 3-Star Ultra-Low 3-Star Ultra Low 2-Star Very Low
Standard Propeller (Blades x Dia. x Pitches (Ins.)): 3 x 7 ½x 6½ 3 x 8 3/8 x 7 3 x 7½ x 8
Range of Avail. Optional Propeller Pitches: 6 - 7 Unknown 7 - 8
Steering: Tiller, 180° rotation Unknown 360°

DF4 Advantages

Over Honda
  • No Comparable 4-Stroke Model
Over Mercury
  • Larger displacement: 138cc (8.4 c.i.) vs. 123cc (7.5 c.i.) No replacement for displacement
  • Electronic ignition advance vs. moving stator plate
  • Stainless steel water pump vs. plastic
  • Single overhead cam vs. push rod
Over Yamaha
  • Larger displacement: 138cc (8.4 c.i.) vs. 112cc (6.7 c.i.) No replacement for displacement

DF2.5

Model Name: DF2.5 2 Honda 2.5 Mercury Yamaha 2.5
Manufacturer: Suzuki Honda Mercury Yamaha
Horsepower: 2.5 2 2.5 2.5
Shaft Length (Inches): S(15) S (15), L (20) S (15) S (15)
Weight (Lbs): S (30.1) S (27), L (20) S (38) S (37)
Cylinders: 1 1 1 1
Valves Per Cylinder: 2 2 2 2
Valve Train Drive: Pushrod Cam Pushrod Cam Pushrod Cam Pushrod Cam
Displacement: 4.2 cu. in. (68 cc) 3.4 cu. in. (57 cc) 5.2 cu. in. (85 cc) 4.4 cu. in. (72 cc)
Bore and Stroke (Inches/mm): 1.89 x 1.50 in. (48 x 38 mm) 1.8 x 1.4 in. (45 x 36 mm) 2.16 x 1.42 in. (53 x 36 mm) 2.13 x 1.24 in. (54 x 31. 5 mm)
Operating Range (RPM): 5250-5750 5000 - 6000 5000 - 6000 5250 -5750
Induction System: 1 carb 1 carb 1 carb 1 carb
Starting System: Manual start w/ manual choke Manual Manual Manual
Lubrication: Wet sump Wet sump Wet sump Splash
Oil Tank Capacity: 0.32 qt. (0.3 lit.) 0.42 qt. (0.4 lit.) Unknown 0.35 qt. (0.33 lit.)
Ignition: Suzuki PEI Transistorized CDI TCI
Trim Type: 4 positions Unknown 4 positions 4 positions
Gear Ratio: 2.15:1 2.11:1 2.15:1 2.08:1 / 13:27
CARB Emissions Rating: 3-Star Ultra-Low 3-Star Ultra Low 3-Star Ultra Low 2-Star Very Low
Standard Propeller (Blades x Dia. x Pitches (Ins.)): 3 X 7½ X 5½ 3 x 7¼ x 7½ plastic Unknown 3 x 7¼ x 6
Steering: 360°, Tiller 360° 360° 360°

DF2.5 Advantages

Over Honda
  • 4.2 cu. in. vs. 3.4 cu. in. No replacement for displacement.
  • Water cooled vs. Air cooled
  • .4 gal (1.5 lit) vs .26 (1 lit.) Integral tank holds more fuel so you can run farther.
Over Mercury
  • 30 lbs. vs. 38lbs. Lightweight, compact design, better power to weight ratio.
Over Yamaha
  • 30 lbs. vs. 37lbs. Lightweight, compact design, better power to weight ratio.
  • .4 gal (1.5 lit) vs .26 (1 lit.) Integral tank holds more fuel so you can run farther.
  • 3 Star vs. 2 Star