Shopping for a lightweight, high-performance 140hp outboard? The Tohatsu MFS140A and Suzuki DF140A are two of the most popular choices for bay boats, center consoles, pontoons, and even repowering classic hulls. Both engines pack impressive technology, reliability, and value—but how do they really stack up side-by-side? Here’s a full comparison to help you choose the right 140hp outboard for your next adventure.
Quick Picks
- Best Overall: Suzuki DF140A – Legendary reliability, super quiet, class-leading fuel efficiency, and broad dealer support.
- Best Lightweight: Tohatsu MFS140A – Among the lightest 140hp outboards available, with strong low-end torque and simple maintenance.
- Best Premium Tech: Suzuki DF140BG – The same proven power as the DF140A, but with drive-by-wire throttle and shift for the smoothest control on the water.
Buyer’s Guide
Before picking between Tohatsu and Suzuki 140hp outboards, consider these important factors:
- Weight: Both are lighter than most in the 140hp class, but Tohatsu’s MFS140A is one of the very lightest (under 410 lbs), making it ideal for sensitive transoms and shallow draft setups.
- Fuel Efficiency: Suzuki’s Lean Burn Control delivers class-leading economy, helping you go farther on every gallon—great for long days or remote trips.
- Technology & Features: Both use EFI (electronic fuel injection). Suzuki offers digital/drive-by-wire (DF140BG) for smoother, easier controls, while Tohatsu stays simple and easy to service.
- Maintenance: Tohatsu is designed for straightforward, owner-friendly upkeep. Suzuki’s service intervals are long, but some jobs may require a certified dealer.
- Dealer Support: Suzuki’s global network is larger, making parts and service easier to find almost anywhere. Tohatsu’s network is growing but not as extensive in some regions.
- Price: Tohatsu often undercuts Suzuki on price, making it an appealing value—especially for boaters comfortable with DIY care.
Detailed Product Reviews
1. Suzuki DF140A
Who it’s for: Boaters wanting maximum reliability, top fuel efficiency, and quiet, smooth operation for fishing boats, pontoons, and family cruisers.
- Key Benefits:
- Proven 2.0L four-cylinder engine for excellent performance and longevity.
- Lean Burn Control for unmatched fuel savings at cruising speeds.
- Super quiet operation—one of the quietest outboards in its class.
- Saltwater-ready with robust anti-corrosion technology.
- Pros:
- Easy starting and smooth throttle response.
- Long service intervals and excellent dealer support.
- Resale value remains high year after year.
- Cons:
- Slightly heavier than the Tohatsu MFS140A (about 416 lbs).
- Some tech features may require dealer service or updates.
Final Verdict: A leader in the 140hp segment—if you want trouble-free boating and the quietest ride, the DF140A is a proven winner. Check Suzuki DF140A deals
2. Suzuki DF140BG
Who it’s for: Boaters wanting all the benefits of the DF140A with the smoothness and convenience of digital drive-by-wire throttle and shift.
- Key Benefits:
- Digital controls for super smooth shifting and throttle response.
- All the efficiency and reliability of the DF140A engine.
- Easy integration with digital dashboards and multi-engine setups.
- Pros:
- Premium feel, ideal for new builds and repowers alike.
- Effortless control, especially at low speeds or docking.
- Cons:
- Costs more than traditional cable controls.
- Requires compatible rigging and electronics.
Final Verdict: If you want the latest control tech, the DF140BG is a standout for ease and comfort. See DF140BG offers
3. Tohatsu MFS140A
Who it’s for: Boaters who need the lightest 140hp option, want simple maintenance, and prefer a straightforward, robust engine.
- Key Benefits:
- One of the lightest 140hp outboards—great for flats, bay, and classic hulls.
- Strong low-end torque, ideal for quick hole shots and heavier loads.
- EFI and electronic controls, but easy to service and maintain at home.
- Pros:
- Lower price compared to many 140hp competitors.
- Simple rigging and maintenance—no digital throttle/shift required.
- Quiet, reliable, and saltwater ready.
- Cons:
- Fewer high-tech options compared to Suzuki’s top models.
- Dealer/service network is smaller in some areas.
Final Verdict: A smart pick if you want lightweight performance, value, and easy care without digital complexity. Check Tohatsu MFS140A pricing
Comparison Table
| Name | Key Features | Specs / Weight | Price Link |
|---|---|---|---|
| Suzuki DF140A | Lean Burn, quiet, EFI, proven | 140hp, 2.0L, ~416 lbs | Check Suzuki DF140A deals |
| Suzuki DF140BG | Digital controls, Lean Burn, EFI | 140hp, drive-by-wire, ~425 lbs | See DF140BG offers |
| Tohatsu MFS140A | Lightweight, simple, strong torque | 140hp, EFI, ~404 lbs | Check Tohatsu MFS140A pricing |
FAQ Section
- Q: Which is lighter—Tohatsu 140 or Suzuki 140?
A: The Tohatsu MFS140A is a bit lighter than the Suzuki DF140A, making it a good choice for sensitive transoms or shallow draft hulls. - Q: Which is quieter?
A: Suzuki’s 140hp outboards are among the quietest on the market. Tohatsu is also quiet but Suzuki has the edge for low-noise running. - Q: Is fuel economy better on Tohatsu or Suzuki?
A: Suzuki’s Lean Burn technology gives it a small advantage in fuel efficiency, especially at cruising speeds. - Q: Which is easier to maintain?
A: Tohatsu is easier for DIY maintenance and basic service. Suzuki’s intervals are longer, but some jobs require a dealer. - Q: Which has better dealer support?
A: Suzuki’s network is larger and broader in North America and worldwide. Tohatsu support is strong but not as widespread.
Conclusion
Both the Tohatsu MFS140A and Suzuki DF140A are excellent choices for repowering or new builds in the 140hp class. Choose Suzuki if you want the quietest ride, best fuel economy, and broadest support. Pick Tohatsu for the lightest weight, simpler maintenance, and strong value. Either way, you’ll enjoy dependable, powerful performance for years of boating adventures.