Seacard -- if you're looking for head-on, real-time, shoot out... I can't help.
OTOH, I've experienced both at close intervals and reminiscing my impressions -- they are quite different, the Orions being at a different reproductive level.
Of course, these were the older Eidolons & Orions w/out back tweet; the amplification was different as you'd expect ; Spkr positioning "agent" was identical (i.e. me, for what it's worth); I'm not implying Avalon makes mediocre spkrs -- quite the contrary, and anyway I like their products (particularly the Eidolon).
OTOH, I've experienced both at close intervals and reminiscing my impressions -- they are quite different, the Orions being at a different reproductive level.
Of course, these were the older Eidolons & Orions w/out back tweet; the amplification was different as you'd expect ; Spkr positioning "agent" was identical (i.e. me, for what it's worth); I'm not implying Avalon makes mediocre spkrs -- quite the contrary, and anyway I like their products (particularly the Eidolon).