Hamilton Intra-Matic Auto Chronograph vs Tissot PRX Powermatic 80 35mm

Hamilton's design language vs Tissot's approach

The Hamilton Intra-Matic Auto Chronograph features a Stainless Steel case at 40mm with Sapphire (Domed) protection. The Tissot PRX Powermatic 80 35mm offers Stainless Steel construction at 35mm with Sapphire Crystal. Both represent their brand's distinct design philosophy and heritage.

Automatic H-31 vs Automatic Powermatic 80 (Caliber 80.111)

The Intra-Matic Auto Chronograph runs the Automatic H-31 (Valjoux-Based Automatic Chronograph, 60 Hours power reserve) at 28,800 vph (4 Hz) frequency. The PRX Powermatic 80 35mm uses the Automatic Powermatic 80 (Caliber 80.111) (ETA/Tissot Automatic, 80 Hours reserve) at 21,600 vph (3 Hz). The PRX Powermatic 80 35mm offers a longer power reserve.

40mm vs 35mm — different wrist presence

At 40mm, the Intra-Matic Auto Chronograph has a bolder wrist presence compared to the PRX Powermatic 80 35mm at 35mm. Water resistance differs: 100m (10 ATM) vs 100m (10 ATM).

Tissot sits in the lower tier

The Hamilton Intra-Matic Auto Chronograph sits at $2,500–$5,000 and the Tissot PRX Powermatic 80 35mm at $500–$1,000. On the specs that outlast any price: the Intra-Matic Auto Chronograph uses Sapphire (Domed) with 60 Hours, against Sapphire Crystal and 80 Hours on the PRX Powermatic 80 35mm. Service intervals are typically 5-7 years for both.

100m (10 ATM) vs 100m (10 ATM)

The Intra-Matic Auto Chronograph is rated to 100m (10 ATM) while the PRX Powermatic 80 35mm handles 100m (10 ATM). Both offer identical water resistance ratings.