Wideband o2 sensor versus narrowband o2 - what's better for tuning?

Wideband o2 sensors FTW! A narrowband sensor is only accurate at one tight range of 14.7:1, the stoichiometric AFR for gasoline. A wideband..

What is Wideband Tuning?

Using wideband o2's in place of narrowbands? - LS1TECH - Camaro

Information :: Tech Area :: What is a narrowband & wideband oxygen

Comparison of performance using wide-band versus narrow-band

Oxygen sensors and engine power

Fuel Controller, AFR Gauge and O2 Sensor Installation Instructions

wideband vs narrow band O2 (results inside) - Third Generation F

Comparison of performance using wide-band versus narrow-band

What is Wideband Tuning?

Narrowband vs. Wideband O2 Sensors

Wideband Air/Fuel O2 Sensors Vs. Narrowband Oxygen: Lambda, AFR, LAF

Air–fuel ratio meter - Wikipedia