Tissot PRX Powermatic 80 35mm vs Rado True Square Automatic

Tissot's design language vs Rado's approach

The Tissot PRX Powermatic 80 35mm features a Stainless Steel case at 35mm with Sapphire Crystal protection. The Rado True Square Automatic offers Monobloc High-Tech Ceramic construction at 38mm (Square) with Sapphire (Anti-Reflective). Both represent their brand's distinct design philosophy and heritage.

Automatic Powermatic 80 (Caliber 80.111) vs Automatic ETA C07.611

The PRX Powermatic 80 35mm runs the Automatic Powermatic 80 (Caliber 80.111) (ETA/Tissot Automatic, 80 Hours power reserve) at 21,600 vph (3 Hz) frequency. The True Square Automatic uses the Automatic ETA C07.611 (Powermatic 80 (ETA-Based), 80 Hours reserve) at 21,600 vph (3 Hz). Power reserves are closely matched.

35mm vs 38mm (Square) — different wrist presence

At 35mm, the PRX Powermatic 80 35mm wears more compactly on smaller wrists compared to the True Square Automatic at 38mm (Square). Water resistance differs: 100m (10 ATM) vs 50m (5 ATM).

Tissot sits in the lower tier

The Tissot PRX Powermatic 80 35mm sits at $500–$1,000 and the Rado True Square Automatic at $1,500–$2,500. On the specs that outlast any price: the PRX Powermatic 80 35mm uses Sapphire Crystal with 80 Hours, against Sapphire (Anti-Reflective) and 80 Hours on the True Square Automatic. Service intervals are typically 5-7 years for both.

100m (10 ATM) vs 50m (5 ATM)

The PRX Powermatic 80 35mm is rated to 100m (10 ATM) while the True Square Automatic handles 50m (5 ATM). The PRX Powermatic 80 35mm is better suited for water activities.