Harley-Davidson FLHTK Electra Glide Ultra Limited vs Harley-Davidson FLTRX Road Glide Custom (2012)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Harley-Davidson FLHTK Electra Glide Ultra Limitedstacks up against the Harley-Davidson FLTRX Road Glide Custom. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecHarley-Davidson FLHTK Electra Glide Ultra LimitedHarley-Davidson FLTRX Road Glide Custom
Model year20122012
Price$23,799$19,499
Engine1688 cc1688 cc
Torque136 Nm136 Nm
Weight389 kg350 kg
Seat height27 mm26 mm
Fuel capacity6.0 L6.0 L
Fuel typepetrolpetrol
Transmission6-speed6-speed
Front brakesDouble disc. 4-piston calipers. ABS.Double disc. 4-piston calipers. Optional ABS.
Rear brakesSingle disc. 4-piston caliper. ABS.Single disc. 4-piston caliper. Optional ABS.
Tires130/80-NW17 / 180/65-NW16 130/70-BW18 / 180/65-BW16

Harley-Davidson FLHTK Electra Glide Ultra Limited vs Harley-Davidson FLTRX Road Glide Custom — which should you buy?

Picking between the Harley-Davidson FLHTK Electra Glide Ultra Limited and the Harley-Davidson FLTRX Road Glide Custom usually comes down to the numbers you care about most. On paper, the Harley-Davidson FLHTK Electra Glide Ultra Limited brings its published horsepower in a 389 kg package, while the Harley-Davidson FLTRX Road Glide Custom counters with its own power figure at 350 kg. On price, the Harley-Davidson FLTRX Road Glide Custom has the lower MSRP.

Our spec tables above highlight the winning number on each line. For the full rider-focused reviews including real-world fuel economy, service costs and available colors, click into either bike: