Out of the 9 maps, 4 (IMO) seem to confirm the issues some of the community were worried about. Limited and tunnel-like.
Base pilot speed was increased during Tech Test. Titans stayed the same IIRC.
Batteries are still a thing. Some like it, others believe it's unnecessary tedium.
You can't customize the Titans with the primary weapon or ordnance you'd like.
Titan Smoke is now based on a meter threshold
IIRC they made dodge recharge faster. The other big one was adding passive gain to the Titan meter.