Brough Superior Lawrence Dagger vs Ariel MK2 Square Four (2023)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Brough Superior Lawrence Daggerstacks up against the Ariel MK2 Square Four. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecBrough Superior Lawrence DaggerAriel MK2 Square Four
Model year20231959
Price
Engine997 cc997 cc
Horsepower102 hp
Torque87 Nm
Weight200 kg
Seat height32 mm
Fuel capacity4.5 L6.1 L
Fuel typepetrolpetrol
Transmission6-speed
Front brakesDouble disc. Beringer Stainless Steel discs with 2 x two-piston Beringer radial calipersExpanding brake (drum brake)
Rear brakesSingle disc. Beringer Stainless Steel disc with 1 x two-piston Beringer radial caliperExpanding brake (drum brake)
Tires120/70-17 / 200/55-17 3.25-19 / 4-18

Brough Superior Lawrence Dagger vs Ariel MK2 Square Four — which should you buy?

Picking between the Brough Superior Lawrence Dagger and the Ariel MK2 Square Four usually comes down to the numbers you care about most. On paper, the Brough Superior Lawrence Dagger brings 102 hp in a 200 kg package, while the Ariel MK2 Square Four counters with its own power figure.

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: