FVL: Sikorsky-Boeing Defiant Hits 235 MPH, Aims For 288

FVL: Sikorsky-Boeing Defiant Hits 235 MPH, Aims For 288
FVL: Sikorsky-Boeing Defiant Hits 235 MPH, Aims For 288

Despite COVID-19, the SB>1 Defiant team is testing furiously to catch up with archrival Bell’s V-280 tiltrotor, which has almost 10 times as many flight hours.

We’ve Got Enough Data On Defiant: Sikorsky & Boeing

We’ve Got Enough Data On Defiant: Sikorsky & Boeing
We’ve Got Enough Data On Defiant: Sikorsky & Boeing

The SB>1 Defiant compound helicopter has only 11 hours of flight testing, versus over 160 for Bell’s V-280 Valor. But Sikorsky and Boeing say they have thousands of hours of other testing data to help the Army choose.

Baby Steps For Defiant As Army Accelerates FVL

Baby Steps For Defiant As Army Accelerates FVL
Baby Steps For Defiant As Army Accelerates FVL

The Sikorsky-Boeing super-copter has just over an hour of flight time, but the Army says it has all the data it needs to accelerate the program. How?