$5,500.00
The 2025 Mercury 25 HP EFI: 500cc battery-free EFI triple with power trim options and multi-function tiller. In stock and ready to ship.
Mercury 25 HP EFI 2025: The Smooth Injected 25
The 2025 Mercury 25 HP EFI FourStroke continues its triple-cylinder advantage: 500cc, battery-free EFI for instant no-battery starts, multi-function tiller, F-N-R gearing, and manual/electric, tiller/remote, and power trim configurations — with Mercury’s low-maintenance engineering throughout. A benchmark of the 25HP outboard class.
Key Features (2025)
- Battery-free EFI; 500cc triple
- Multi-function tiller; F-N-R
- Manual/electric; tiller/remote; power trim options
Specifications
- Engine: 3-cylinder four stroke, 500cc
- Horsepower: 25 HP
- Fuel Induction: Battery-free EFI
- Starting: Manual or Electric
- Gearshift: Forward-Neutral-Reverse
- Steering: Tiller or remote; power trim available
- Fuel: External tank, 87 octane
- Shaft: 15″ (S) / 20″ (L)
Benefits & Applications
For 15–18 ft aluminum boats, skiffs, RIBs, pontoons, and workboats. Rivals: Suzuki DF25A 2025, Yamaha F25 2025. Top tune: Mercury 30 HP EFI 2025.
Compare Model Years
See the 25 HP EFI 2024 and 25 HP EFI 2026, all Mercury Outboards, or the Mercury brand guide.
Frequently Asked Questions
What does the 2025 model cost?
$5,500, in stock.
What is battery-free EFI?
Mercury’s injection runs without a battery on pull-start models — modern fueling, zero extra rigging.
Rigging options?
Manual/electric start, tiller/remote, manual or power trim.
| Brand | Mercury |
|---|---|
| Model | FourStroke 25 HP EFI |
| Model Year | 2025 |
| Horsepower | 25 HP |
| Engine Type | 3-Cylinder Four Stroke, 500cc |
| Fuel Induction | Battery-free EFI |
| Starting System | Manual or Electric |
| Shaft Length | 15" (S) / 20" (L) |
| Steering | Tiller or Remote, F-N-R |
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