Shopping for a portable outboard in the 8–10hp range? Tohatsu’s 9.8 and 9.9 horsepower models are among the lightest, most popular, and most reliable small outboards on the water. But what’s really the difference between Tohatsu 9.8 vs 9.9? Is one better than the other for your dinghy, jon boat, or tender? Here’s a clear comparison to help you pick the best small outboard for your needs.
Quick Picks
- Best for Portability: Tohatsu MFS9.8 – Ultra-lightweight, easy to carry, and proven performance.
- Best for Versatility: Tohatsu MFS9.9 – Same platform as the 9.8 but offers more options for remote, electric start, and pro-kicker use.
- Best Budget Choice: Tohatsu MFS9.8 – Lower price for nearly identical power, ideal for small boats or as a backup engine.
Buyer’s Guide
Here’s what to know before choosing between Tohatsu 9.8 and 9.9:
- Weight: The Tohatsu 9.8 is one of the lightest 4-stroke outboards in its class, usually just over 80 lbs (short shaft, manual start). The 9.9 is almost identical, as both are based on the same block and design.
- Power: Both engines deliver nearly the same real-world power. The difference in horsepower is mostly due to carburetor tuning and factory labeling for marketing or regional rules.
- Features: The 9.9hp model often offers more variants, like electric start, remote steering, and “Pro Kicker” options. The 9.8 keeps things simple and is usually available in manual start and tiller only.
- Pricing: The 9.8 is typically less expensive, as it is positioned for simplicity and portability. The 9.9 commands a small premium for added features and options.
- Regulations: In some regions, the 9.8 is designed to meet certain boating or licensing rules that cap horsepower at under 10hp.
- Maintenance: Both models are known for easy, affordable service and strong parts availability.
Detailed Product Reviews
1. Tohatsu MFS9.8
Who it’s for: Boaters needing the lightest, easiest-to-carry engine for dinghies, small inflatables, car-toppers, and backup power.
- Key Benefits:
- Weighs just over 80 lbs—top pick for those who need true portability.
- Simple, carbureted four-stroke—very easy to start and maintain.
- Available in short and long shaft, with external tank hookup.
- Pros:
- Affordable new and used.
- Excellent reliability and longevity.
- Low maintenance and easy DIY care.
- Cons:
- Fewer factory options (no electric start, remote, or kicker).
- Basic—no digital features.
Final Verdict: The MFS9.8 is a lightweight champion—best for portability and simplicity at a lower price. See MFS9.8 pricing
2. Tohatsu MFS9.9
Who it’s for: Boaters looking for a portable 9.9hp with more features—like electric start, remote control, or as a trolling kicker for fishing boats.
- Key Benefits:
- Shares the same basic engine as the 9.8—still light and easy to handle.
- Available in more configurations: electric start, remote steering, Pro Kicker models, etc.
- Reliable four-stroke performance and simple maintenance.
- Pros:
- More features for a wider range of boats.
- Strong resale value, especially for kicker and electric models.
- Same legendary Tohatsu reliability and easy parts/service.
- Cons:
- Usually weighs a pound or two more with extra features.
- Priced slightly higher than the 9.8 for comparable setups.
Final Verdict: Pick the MFS9.9 if you want electric start, remote control, or plan to use it as a kicker—still light and reliable, with more options. See MFS9.9 pricing
Comparison Table
| Name | Key Features | Specs / Weight | Price Link |
|---|---|---|---|
| Tohatsu MFS9.8 | Ultra-light, simple, portable | 9.8hp, 4-stroke, ~81 lbs | See MFS9.8 pricing |
| Tohatsu MFS9.9 | More options, electric start, kicker | 9.9hp, 4-stroke, ~82–89 lbs (varies by features) | See MFS9.9 pricing |
FAQ Section
- Q: Is there a real difference in power?
A: The 9.8 and 9.9hp models are nearly identical in real-world performance—differences are almost unnoticeable on the water. - Q: Why two models?
A: The 9.8 is offered for regions with strict horsepower caps or licensing rules. The 9.9 allows more features and broader compatibility. - Q: Which is lighter?
A: The MFS9.8 is usually the lightest, by about 1–2 lbs, making it best for pure portability. - Q: Which is better for a kicker motor?
A: The MFS9.9 is the choice for kicker/trolling use, thanks to electric start and remote options. - Q: Are parts and service easy to get?
A: Yes, both models use the same basic parts, with excellent global support for Tohatsu outboards.
Conclusion
Both the Tohatsu MFS9.8 and MFS9.9 are outstanding portable outboards, loved for light weight, reliability, and value. Go with the 9.8 if you want the lightest, simplest engine for pure portability or small boats. Choose the 9.9 if you need electric start, remote steering, or want more flexibility for fishing or kicker applications. Either way, you’ll get years of dependable power in a compact package.