Technical Database Ranking
Most Powerful 4-Stroke Outboard Motors — Ranked
Modern 4-stroke outboards have closed the power gap with 2-strokes entirely. These are the most powerful clean-burning outboards ever built.
60 verified outboard models analyzed
| # | Engine Model | Era | Horsepower | Power | Type | Status |
|---|---|---|---|---|---|---|
| 🥇 | Ilmor MV8 630 Supercharged | 2024 | 630 HP | 630 HP | 4-Stroke | Current |
| 🥈 | Seven Marine 627 GT | 2019 | 627 HP | 627 HP | 4-Stroke | Discontinued |
| 🥉 | Seven Marine 627 (V8 Supercharged) | 2018 | 627 HP | 627 HP | 4-Stroke | Discontinued |
| #4 | Mercury V12 600hp Verado | 2024 | 600 HP | 600 HP | 4-Stroke | Current |
| #5 | Seven Marine 575 V8 | 2017 | 575 HP | 575 HP | 4-Stroke | Discontinued |
| #6 | Ilmor MV8 570hp (High Performance) | 2024 | 570 HP | 570 HP | 4-Stroke | Current |
| #7 | Ilmor MV8 570 (Naturally Aspirated) | 2024 | 570 HP | 570 HP | 4-Stroke | Current |
| #8 | Seven Marine 557 (V8 Supercharged) | 2015 | 557 HP | 557 HP | 4-Stroke | Discontinued |
| #9 | Seven Marine 527 V8 | 2016 | 527 HP | 527 HP | 4-Stroke | Discontinued |
| #10 | Ilmor MV8 520 (High Performance) | 2024 | 520 HP | 520 HP | 4-Stroke | Current |
| #11 | Mercury 500R Racing V8 | 2024 | 500 HP | 500 HP | 4-Stroke | Current |
| #12 | Yamaha XTO Offshore 450 V8 | 2024 | 450 HP | 450 HP | 4-Stroke | Current |
| #13 | Ilmor MV8 430 (LT-Based) | 2024 | 430 HP | 430 HP | 4-Stroke | Current |
| #14 | Mercury 400 Verado V10 | 2024 | 400 HP | 400 HP | 4-Stroke | Current |
| #15 | Mercury V10 400hp SeaPro | 2024 | 400 HP | 400 HP | 4-Stroke | Current |
| #16 | Yamaha F350 V6 Offshore (4.3L) | 2024 | 350 HP | 350 HP | 4-Stroke | Current |
| #17 | Yamaha F350 V6 Offshore (4.3L) | 2024 | 350 HP | 350 HP | 4-Stroke | Current |
| #18 | Suzuki DF350AMD (Integrated Steering) | 2024 | 350 HP | 350 HP | 4-Stroke | Current |
| #19 | Mercury 350 Verado V10 | 2024 | 350 HP | 350 HP | 4-Stroke | Current |
| #20 | Honda BF350 VTEC V8 | 2024 | 350 HP | 350 HP | 4-Stroke | Current |
| #21 | Suzuki DF350A Dual Prop | 2024 | 350 HP | 350 HP | 4-Stroke | Current |
| #22 | Suzuki DF300 V6 | 2010 | 300 HP | 300 HP | 4-Stroke | Discontinued |
| #23 | Cox Marine CXO300 Diesel V8 | 2024 | 300 HP | 300 HP | 4-Stroke | Current |
| #24 | Cox Marine CXO300 Commercial Diesel | 2024 | 300 HP | 300 HP | 4-Stroke | Current |
| #25 | Cox Marine CXO300 Diesel V8 | 2024 | 300 HP | 300 HP | 4-Stroke | Current |
| #26 | Yamaha 300hp V6 Offshore (Digital (DEC)) | 2020 | 300 HP | 300 HP | 4-Stroke | Current |
| #27 | Mercury 300 Verado V8 | 2024 | 300 HP | 300 HP | 4-Stroke | Current |
| #28 | Suzuki DF300AP V6 | 2024 | 300 HP | 300 HP | 4-Stroke | Current |
| #29 | Yamaha F300 Offshore V6 | 2024 | 300 HP | 300 HP | 4-Stroke | Current |
| #30 | Oxe OXE300 Diesel | 2024 | 300 HP | 300 HP | 4-Stroke | Current |
| #31 | Yamaha 300hp V6 Offshore (Mechanical) | 2020 | 300 HP | 300 HP | 4-Stroke | Current |
| #32 | Mercury 300hp Verado (L6) | 2008 | 300 HP | 300 HP | 4-Stroke | Discontinued |
| #33 | Mercury 275hp Verado (L6) | 2008 | 275 HP | 275 HP | 4-Stroke | Discontinued |
| #34 | Yamaha 250hp V6 Offshore (Digital (DEC)) | 2020 | 250 HP | 250 HP | 4-Stroke | Current |
| #35 | Yamaha F250 (Early 4-Stroke) | 2004 | 250 HP | 250 HP | 4-Stroke | Discontinued |
| #36 | Mercury 250hp Verado (L6) | 2008 | 250 HP | 250 HP | 4-Stroke | Discontinued |
| #37 | Cox Marine CXO250 Diesel V8 | 2024 | 250 HP | 250 HP | 4-Stroke | Current |
| #38 | Honda BF250 V6 | 2015 | 250 HP | 250 HP | 4-Stroke | Current |
| #39 | Yamaha 250hp V6 Offshore (Mechanical) | 2020 | 250 HP | 250 HP | 4-Stroke | Current |
| #40 | Mercury 250 Pro XS V8 | 2024 | 250 HP | 250 HP | 4-Stroke | Current |
| #41 | Suzuki DF250 V6 | 2010 | 250 HP | 250 HP | 4-Stroke | Discontinued |
| #42 | Honda BF250 VTEC V6 | 2024 | 250 HP | 250 HP | 4-Stroke | Current |
| #43 | Mercury 225hp Verado (L6) | 2008 | 225 HP | 225 HP | 4-Stroke | Discontinued |
| #44 | Yamaha 225hp V6 Offshore (Digital (DEC)) | 2020 | 225 HP | 225 HP | 4-Stroke | Current |
| #45 | Suzuki DF225 V6 | 2010 | 225 HP | 225 HP | 4-Stroke | Discontinued |
| #46 | Yamaha 225hp V6 Offshore (Mechanical) | 2020 | 225 HP | 225 HP | 4-Stroke | Current |
| #47 | Yamaha F225 (Early 4-Stroke) | 2004 | 225 HP | 225 HP | 4-Stroke | Discontinued |
| #48 | Honda BF225 V6 | 2015 | 225 HP | 225 HP | 4-Stroke | Current |
| #49 | Honda BF225 V6 VTEC | 2024 | 225 HP | 225 HP | 4-Stroke | Current |
| #50 | Honda BF200 V6 | 2015 | 200 HP | 200 HP | 4-Stroke | Current |
| #51 | Oxe OXE200 Diesel | 2024 | 200 HP | 200 HP | 4-Stroke | Current |
| #52 | Suzuki DF200A In-Line 4 | 2024 | 200 HP | 200 HP | 4-Stroke | Current |
| #53 | Yamaha F200 (Early 4-Stroke) | 2004 | 200 HP | 200 HP | 4-Stroke | Discontinued |
| #54 | Mercury 200hp Verado (L4) | 2008 | 200 HP | 200 HP | 4-Stroke | Discontinued |
| #55 | Cox Marine CXO200 Diesel V8 | 2024 | 200 HP | 200 HP | 4-Stroke | Current |
| #56 | Suzuki DF200A | 2018 | 200 HP | 200 HP | 4-Stroke | Current |
| #57 | Suzuki DF200 V6 | 2010 | 200 HP | 200 HP | 4-Stroke | Discontinued |
| #58 | Mercury 175hp Verado (L4) | 2008 | 175 HP | 175 HP | 4-Stroke | Discontinued |
| #59 | Suzuki DF175A | 2018 | 175 HP | 175 HP | 4-Stroke | Current |
| #60 | Honda BF175 V6 | 2015 | 175 HP | 175 HP | 4-Stroke | Current |
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