Phase Technology PC Generations: Every Model Compared

Last updated: October 9, 2026

The Phase Technology PC line on Speaker Ranking spans 2 generations and 2 models, from the Phase Technology PC 3.1 to the Phase Technology PC3.5. Ratings run from 2.9/5 to 3.0/5. Only one of them is still sold.

Each column below is one generation, oldest on the left. Each row follows one model into the model that replaced it; a long arrow means a model skipped a generation. Ratings are out of 5, and an estimated rating comes from measured models in the same family.

More from this brand: every Phase Technology speaker ranked.

Generation by generation

PC 3.1 to PC3.5

The Phase Technology PC3.5 replaced the Phase Technology PC 3.1. It rates higher, 3.0/5 against 2.9/5.

Spec PC 3.1 PC3.5
Drivers 1” soft dome tweeter, 1.5” soft dome midrange (rotatable baffle), 2x 6.5” RPF woofers 1” soft dome tweeter, 1.5” soft dome midrange (rotatable), 2x 6.5” tri-laminate Kevlar/RPF/glass fiber woofers
Sensitivity 87dB 91dB
Weight 39.9 lbs (18.1 kg) 32 lbs (14.5 kg)

Frequently Asked Questions

How many generations of the Phase Technology PC are there?

Speaker Ranking covers 2 generations of the Phase Technology PC, from the Phase Technology PC 3.1 to the Phase Technology PC3.5.

What replaced the Phase Technology PC 3.1?

The Phase Technology PC3.5 replaced the Phase Technology PC 3.1. It is rated 3.0/5, against 2.9/5 for the Phase Technology PC 3.1.