I've been using a Brunton Raptor for several years now. LOVE IT. Small and easy to use, also has a built in ignitor.
Seems to be discontinued though
Brunton Raptor Foldable Canister Stove At last, a simple butane stove that does everything well. The Raptor stove integrates an electric Piezo ignition onto a burner that gives you high output on a sturdy stainless steel platform. Crank out 11,000 btu with this reliable new cooker, and boil a liter of water in just over four minutes. Raptor folds down small and weighs a mere five ounces soaking wet. -1.7" x1.5" x2.5" stove folded -5 oz · Fuel: Isobutane canisters -Rating: Approximately 3200 watts / 11,000 btu -Burn time: Up to 1.5 hours at high output (one 8 oz canister) -Boil time (1 L of water): Down to 4 minutes (varies with fuel, climate, altitude, temperature, etc.) -Super compact, lightweight design -Piezo electric ignition -Precision simmering control Large, sturdy pot supports -Tough nylon case included -One-year warranty