2026 Harley-Davidson Low Rider ST vs 2026 Suzuki Boulevard M109R - Spec Comparison
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2026 Harley-Davidson Low Rider ST
The 2026 Harley-Davidson Low Rider ST blends classic cruiser styling with modern touring capability, appealing to riders seeking comfortable long-distance travel without sacrificing iconic design. Powered by a 117 cubic inch Milwaukee-Eight engine delivering 114 horsepower, it features an inverted fork and relaxed geometry ideal for both highway cruising and spirited cornering on varied terrain.
2026 Suzuki Boulevard M109R
The 2026 Suzuki Boulevard M109R is a heavyweight cruiser built for riders seeking raw power and classic styling. Its massive 1783cc V-Twin engine delivers 125 horsepower and exceptional 160 Nm torque, making it ideal for riders prioritizing performance and aggressive acceleration in a traditional cruiser package.
2026 Harley-Davidson Low Rider ST vs 2026 Suzuki Boulevard M109R: the key differences
Both are cruisers, so this is a like-for-like choice.
- The 2026 Suzuki Boulevard M109R makes 11 hp more (114 vs 125 hp).
- The 2026 Harley-Davidson Low Rider ST is 24 kg lighter (323 vs 347 kg).
- The 2026 Harley-Davidson Low Rider ST has a 19 mm lower seat (686 vs 705 mm), which helps shorter riders.
2026 Harley-Davidson Low Rider ST: Designed for confident open-road cruising and light sport-touring, mixing big V-twin torque with a firmer, more capable suspension setup than a typical cruiser.
2026 Suzuki Boulevard M109R: Built for boulevard cruising and strong straight-line acceleration rather than nimble cornering or long-distance touring.
Verdict: Choose the 2026 Harley-Davidson Low Rider ST if you want lighter weight and a lower seat. Choose the 2026 Suzuki Boulevard M109R if you want more power. Check the full table below for every figure, and the size comparison for fit.
| Specification | 2026 Harley-Davidson Low Rider ST | 2026 Suzuki Boulevard M109R |
|---|---|---|
| Other | ||
| Category | Cruiser | Cruiser |
| Fuel Tank Material | Metal | - |
| Rake | 28 | - |
| Color Options | - | Glass Sparkle Black |
| Spark plugs | - | NGK CR8EK, DENSO U24ETR |
| Engine | ||
| Capacity: | 1923.0 ccm (117.35 cubic inches) | 1783.0 ccm (108.81 cubic inches) |
| CO2 Emissions | 135 CO2 g/km | - |
| EPA Est. Fuel Consumption | 5.75 L/100km (40.9 US mpg) | - |
| EPA CO Emissions | 0.6 CO g/km | - |
| Engine Type | V-Twin, four-stroke | V-Twin, four-stroke |
| Bore x Stroke | 103.5 x 114.3 mm (4.1 x 4.5 inches) | 112.0 x 90.5 mm (4.4 x 3.6 inches) |
| Compression | 10.3:1 | 10.5:1 |
| Cooling System | Air | Liquid |
| Fuel System | Injection | Injection |
| Starting | Electric | Electric |
| Aspiration | Naturally aspirated | - |
| Valves Per Cylinder | 4 | 4 |
| Ignition | - | Electronic |
| Lubrication System | - | Semi-dry sump |
| Performance | ||
| Power | 114.0 HP (85.0 kW) @ 5000 RPM | ✓125.0 HP (91.2 kW) @ 6200 RPM |
| Torque | ✓173.6 Nm (17.7 kgf-m or 128.0 ft.lbs) @ 4000 RPM | 160.0 Nm (16.3 kgf-m or 118.0 ft.lbs) @ 3200 RPM |
| Power/Weight Ratio | 0.3621 HP/kg (dry) | 0.3918 HP/kg (dry) |
| Transmission | ||
| Gearbox | 6-speed | 5-speed |
| Transmission Type | Manual | Manual |
| Final Drive | Belt | Shaft |
| Clutch | Multi-plate with diaphragm spring in oil bath | Wet multi-plate |
| Brakes & wheels | ||
| Front Brakes | 4-piston fixed front and 2-piston floating rear | Double disc. Dual piston |
| Rear Brakes | Single disc. ABS. 2-piston | Single disc. Single piston |
| ABS | Yes | - |
| Front Tyre | 110/90B19 62H | 130/70R18 M/C (63V), tubeless |
| Rear Tyre | 180/70B16 77H | 240/40R18 M/C (79V), tubeless |
| Front Brakes Diameter | - | 310 mm (12.2 inches) |
| Rear Brakes Diameter | - | 275 mm (10.8 inches) |
| Dimensions & weight | ||
| Wheelbase | 1615 mm (63.6 inches) | 1710 mm (67.3 inches) |
| Overall Length | 2360 mm (92.9 inches) | 2450 mm (96.5 inches) |
| Overall Width | 889 mm (35.0 inches) | 875 mm (34.4 inches) |
| Seat Height | ✓686 mm (27.0 inches) | 705 mm (27.8 inches) |
| Dry weight | ✓314.8 kg (694.0 pounds) | 319.0 kg (703.3 pounds) |
| Wet Weight | ✓323.0 kg (712.1 pounds) | 347.0 kg (765.0 pounds) |
| Fuel Capacity | 18.90 litres (4.99 US gallons) | ✓19.50 litres (5.15 US gallons) |
| Oil capacity | 4.70 litres (4.97 US quarts) | - |
| Overall Height | - | 1130 mm (44.5 inches) |
| Chassis & suspension | ||
| Front Suspension | Single cartridge 43 mm inverted with aluminum fork triple clamps; single rate spring | Inverted telescopic, coil spring, oil damped |
| Rear Suspension | Hidden, free piston, coil-over monoshock; 56 mm stroke; hydraulic preload adjustment | Link style, solo shock, coil spring, oil damped |
| Rake (fork angle) | 28.0° | - |
| Trail | 145 mm (5.7 inches) | - |
| Ground Clearance | 145 mm (5.7 inches) | 130 mm (5.1 inches) |
| Frame | - | Double cradle, steel |
| Front Wheel Travel | - | 130 mm (5.1 inches) |
| Rear Wheel Travel | - | 118 mm (4.6 inches) |
"Best" (✓) reflects that single spec only, not overall suitability - a bike can win on paper and still be the wrong choice for you. Ties are all marked; specs with no clear better/worse direction (e.g. displacement, wheel size) are never marked, only tinted where bikes differ.
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About this comparison tool
This tool puts up to four motorcycles side by side across their full specification sheets, drawn from a database of 43,000+ models and 1.60M+ individual specifications. Wherever a spec has a clear "better" direction - more power, less weight - the strongest figure in that row is highlighted automatically.
How to use it
Pick a make, model and year for each bike; the model and year lists update to match what you've selected. Two bikes are enough - use "Add another bike" for a third or fourth. Comparisons work across model years too, so you can compare a bike against its own earlier generation. Once you're happy with the lineup, use "Copy share link" to send it to someone else.
What gets compared
Specs are pulled from the same categories used throughout the site: engine and transmission (capacity, power, torque, gearbox), physical measures (weight, seat height, fuel and tank capacity), frame and dimensions, speed and acceleration, and brakes, suspension, frame and wheels (including tyres) - plus general information and maintenance data where it's on record for a bike.
How the highlighting works, and its limits
A highlighted cell means one bike has the clearly better raw number for that spec - more power, less weight, and so on. Fields where "better" genuinely depends on the rider - seat height above all - are deliberately never highlighted: a lower seat isn't automatically the right choice, it's a fit question only you can answer. Winning a row also isn't the same as winning the comparison - a bike can lead on paper in half the rows and still be the wrong bike for you.
Frequently asked questions
Can I compare bikes from different categories, like a scooter against a superbike?
Yes - the tool doesn't restrict what you compare, though a highlighted spec means less when the two bikes aren't really doing the same job.
What happens if a spec is missing for one of the bikes?
It shows as "-" and is never highlighted as a winner - a missing figure never beats one that's actually reported, and never blocks the rest of the row.
Are older model years included?
Yes - each bike's year list covers every model year in the database, so you can compare this year's bike against an earlier generation of the same model.
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