2025 BMW R 12G/S vs 2021 Harley-Davidson Pan America 1250

Full specifications comparison • 2 motorcycles

Comparing 2 motorcycles
2025 BMW R 12G/S 2025 BMW R 12G/S

Custom / cruiser

Engine
Four stroke, two cylinder horizontally opposed Boxer, with four camshaft-operated valves and two overhead camshafts per cylinder.
Power
81 kW / 109 hp @ 7000 rpm
Top Speed
N/A
Weight
229 kg / 505 lbs
2021 Harley-Davidson Pan America 1250 2021 Harley-Davidson Pan America 1250

Custom / cruiser

Engine
Four stroke, 60° V-twin Revolution Max 1250, Chain-driven, DOHC, hydraulic self-adjusting lifters, intake & exhaust VVT, four valves per cylinder
Power
150 hp / 112 kW @ 9000 rpm
Top Speed
N/A
Weight
245 kg / 540 lbs
Full Specifications
General
Year20252021 -
Make ModelBMW R 12G/SHarley Davidson Pan America 1250
Dimensions
Seat Height860 mm / 33.9 in (875 mm / 34.4 in Enduro Package)Low seat position 850 mm / 33.4 in High seat position 875 mm / 34.4 in Low seat position with optional ARH suspension 830 mm / 32.7 in High seat position with optional ARH suspension 855 mm / 33.7 in
Wheelbase1580 mm / 62.2 in (1585 / 62.4 in Enduro Package)1580 mm / 62.2 in
Ground Clearance-210 mm / 8.3 in
Height-1510 mm / 59.4 in
Length2200 mm / 86.6 in2270 mm / 89.4 in
Seat Height (Laden)-Low seat position 789 mm / 31.1 in High seat position 814 mm / 32 in Low seat position with optional ARH suspension 772 mm / 30.4 in High seat position with optional ARH suspension 797 mm / 31.4 in
Width830 mm / 32.7 in900 mm / 35.4 in
Weights & Capacities
Dry Weight-229 kg / 505 lbs
Fuel Capacity15.5 Litres / 4.1 US gal21.2 Litres / 5.6 US gal
Wet Weight229 kg / 505 lbs245 kg / 540 lbs
Performance
Max Power81 kW / 109 hp @ 7000 rpm150 hp / 112 kW @ 9000 rpm
Max Torque115 Nm / 81 lb-ft @ 6500 rpm127 Nm / 94 lb-ft @ 6750 rpm
Engine
Displacement1170 cc / 71.4 cub in1252 cc / 76.3 cu-in
Engine DetailFour stroke, two cylinder horizontally opposed Boxer, with four camshaft-operated valves and two overhead camshafts per cylinder.Four stroke, 60° V-twin Revolution Max 1250, Chain-driven, DOHC, hydraulic self-adjusting lifters, intake & exhaust VVT, four valves per cylinder
Bore x Stroke101 x 73 mm105 x 72.3 mm
Compression Ratio12:113.0:1
Cooling SystemAir/oil cooledLiquid cooled
EmissionsControlled 3-way catalytic converter, exhaust emission standards EU-5+-
Exhaust-2-into-1-into-1, catalyst in header
Fuel InductionElectronic intake pipe injection / digital engine management system: BMS-O with throttle-by-wireElectronic Sequential Port Fuel Injection (ESPFI)
Fuel TypeUnleaded super (premium), octane number 95-98 (RON) (rated output at 98 RON)-
LubricationWet sumpSemi-dry sump
StarterElectricElectric
Drivetrain
ClutchSingle dry plate clutch, hydraulically operatedMechanical, 8 plate wet, assist & slip, 1090N
Final DriveUniversal shaft-
Final Drive Ratio-Chain, 19/48
Gear Ratios1st = 2.375, 2nd = 1.696, 3rd = 1.296, 4th = 1.065, 5th = 0.939, 6th = 0.8481st 13.11 / 2nd 9.687 / 3rd 7.509 / 4th 6.057 / 5th 5.08 / 6th 4.436
Primary Drive Ratios1.737Gear, 49/89
Transmission / Drive6-Speed, claw-shifted transmission with separate transmission housing6 Speed
Chassis
Frame TypeFour-part frame concept with front frame and three-part rear frame, load-bearing engine-gearbox unit, rear-seat frame removeable for one-up ridingStressed-member, high strength low alloy steel trellis frame; stamped, cast, and forged junctions; MIG welded; aluminum forged mid-structure
Suspension - Front45 mm USD telescopic forks, spring base, rebound and compression damping adjustable47mm inverted fork with compression, rebound and spring preload adjustability. Aluminum fork triple clamps
Suspension - RearAluminum Paralever swinging arm, directly linked WAD spring strut, spring base, rebound and compression damping adjustableLinkage-mounted, piggyback monoshock with compression, rebound and hydraulic spring preload adjustability
Rake-25°
Steering Head Angle63.1° (63.2° Enduro Package)-
Swingarm-One-piece cast aluminum
Trail120.8 mm / 4.76 in (121.3 / 4.76 Enduro Package)108 mm / 4.3 in
Wheel Travel - Front210 mm / 8.3 in 191 mm / 7.5 in
Wheel Travel - Rear200 mm / 7.9 in191 mm / 7.5 in
Wheels & Brakes
Brakes - Front2 x 310mm disc brake, with two axially bolted 2-piston floating calipers2x 320mm discs, radially mounted, monoblock, 4-piston caliper
Brakes - RearSingle 265 mm disc, 2 piston floating caliperSingle 280mm disc, floating, single piston caliper
ABSBMW Motorrad ABS Pro (lean angle optimised)Standard
Rims - Front2.15 x 213.0 x 19
Rims - Rear4.0 x 17 (4.0 x 18 Enduro Package)4.50 x 17
Tyres - Front90/90/21120/70R19 60V
Tyres - Rear150/70 - R17 (150/70 - R18 Enduro Package)170/60R17 72V
WheelsAluminium cross-spoke wheelsAluminum cast, satin black (optional: annodized aluminum tubeless laced)

Verdict

Winner on specs

2021 Harley-Davidson Pan America 1250

The 2021 Harley-Davidson Pan America 1250 edges out the 2025 BMW R 12G/S thanks to its more peak power, higher torque, liquid cooling and larger displacement. Specifications are one part of the picture - dealer support, parts availability, and intended use all matter too.

Key Differences

2025 BMW R 12G/S - Advantages

  • Lighter: 229 kg vs 245 kg - easier to handle and less fatiguing on long trips.
  • Dual front discs: Greater stopping power and better heat management under hard braking.
  • More front wheel travel: 210 mm vs 191 mm - greater compliance over rough surfaces.

2021 Harley-Davidson Pan America 1250 - Advantages

  • More power: Produces 150 hp vs 81 kW - a meaningful performance advantage.
  • Higher torque: 127 Nm vs 115 Nm - more pulling power across the rev range.
  • Liquid cooling: Consistent engine temperature in stop-start traffic and hot climates.
  • Larger displacement: 1252 cc vs 1170 cc - more cubic capacity means broader torque delivery and greater low-end pull.

2025 BMW R 12G/S vs 2021 Harley-Davidson Pan America 1250 - FAQs

What are the engine differences between the 2025 BMW R 12G/S and 2021 Harley-Davidson Pan America 1250?
The 2025 BMW R 12G/S uses Four stroke, two cylinder horizontally opposed Boxer, with four camshaft-operated valves and two overhead camshafts per cylinder., while the 2021 Harley-Davidson Pan America 1250 is powered by Four stroke, 60° V-twin Revolution Max 1250, Chain-driven, DOHC, hydraulic self-adjusting lifters, intake & exhaust VVT, four valves per cylinder.
Which is lighter, the 2025 BMW R 12G/S or the 2021 Harley-Davidson Pan America 1250?
The 2025 BMW R 12G/S is lighter at 229 kg compared to 245 kg for the 2021 Harley-Davidson Pan America 1250 - a difference of 16 kg. This is a meaningful difference that affects handling and rider fatigue.
Which has more power, the 2025 BMW R 12G/S or the 2021 Harley-Davidson Pan America 1250?
The 2021 Harley-Davidson Pan America 1250 produces more peak power at 150 hp, compared to 81 kW for the 2025 BMW R 12G/S.
Which should I buy, the 2025 BMW R 12G/S or the 2021 Harley-Davidson Pan America 1250?
Both are strong choices. The 2025 BMW R 12G/S has the edge in lighter kerb weight and dual front discs, while the 2021 Harley-Davidson Pan America 1250 stands out for more peak power and higher torque. Visit dealers, arrange test rides, and factor in local parts and service costs - these often matter as much as the spec sheet.