Advanced power for smaller vessels

The 150R outboard is the perfect entry point for sophisticated boaters seeking the performance and luxury refinement of Mercury Racing R-Series power. Featuring a smooth and efficient V6 powerhead coupled with advanced Digital Throttle & Shift (DTS) control capability, the 150R is the premium propulsion choice for high-performance RIBs and runabouts.

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Intuitive, innovative features

Compact V6 powerhouse

The high-displacement, quad-cam design of the 3.4L V6 powerhead generates serious torque, especially at mid-range, for quick acceleration and exciting speeds. With a balanced powerhead and sophisticated, vibration-dampening cowl design, the 150R delivers an exceptionally smooth and quiet ride at any speed.

Performance
Digital Throttle & Shift

Digital Throttle & Shift (DTS) controls deliver smooth, quiet shifting and instant throttle response, with zero hesitation. With integrated SmartCraft® technologies and an intuitive user interface, DTS puts you in complete command of your adventures.

Performance
Tri-Ram CMS Midsection

Strong and rock-steady, the Mercury Racing tri-ram Conventional MidSection (CMS) features standard engine mounts and is available in 20-inch and 25-inch shaft lengths.

Performance
Gearcase

The 150R features a 4.8-inch gearcase with a 1.85:1 ratio and is available in both left-hand and right-hand rotations for single-engine and twin-engine installations (25-inch shaft length only).

Engine

Engine Specifications by Horsepower

Select Engine :
Name 150R
Engine type V6 (24-valve DOHC) naturally aspirated four stroke
Shaft Length L: 20" / 508mm and XL / CXL: 25" / 635mm
Charging System 85 amp (1071 watt) with idle charge
Throttle & Shift controls Digital Throttle & Shift (DTS)
Gearcase 4.8
GearRatio 1.85:1
Dry weight (lbs / kg) L: 475 lbs/ 215.5 kg and XL: 485 lbs / 220 kg
Full throttle RPM 5200-6000 rpm
Mounts Standard rubber upper and lower mounts
MidSection Conventional MidSection (CMS)
Warranty 3-year limited (up to 5 years of Mercury product protection available)
FuelRequirement Unleaded Regular 87 octane minimum or 91 RON 10% ethanol maximum

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Repower with Mercury: Get on the Water Quicker

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Looking for reliable power without the bulk? Save up to $700 (including GST) on selected new 2.5HP to 30HP Mercury FourStroke outboards from 5 October 2026 to 27 January 2027. Compact, efficient, and dependable, they’re ideal for inflatables, tinnies, tenders, and small fishing boats.

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A limited-time Stacer and Mercury promotion runs from 6 October to 14 November 2026, offering savings of up to $1150 on eligible 3.49m–4.5m boats and 5HP to 30HP outboards, with larger boats and engines receiving greater discounts. The offer applies to selected current stock and new orders through Mac's Marine.

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