Longines HydroConquest Automatic vs Tissot PRX Powermatic 80 35mm
Longines's diver meets Tissot's timepiece
Quick Verdict
The Tissot PRX Powermatic 80 35mm (~$795) delivers ETA/Tissot Automatic technology at $1,205 less than the Longines HydroConquest Automatic (~$2,000). The HydroConquest Automatic justifies its premium with Swiss Made heritage and Automatic L888.5. Both represent excellent choices in the luxury watch category.
Transparency — We earn a small commission on purchases made through our Amazon links. This doesn't affect our editorial independence.
Specifications Compared
| Feature | Longines HydroConquest Automatic | Tissot PRX Powermatic 80 35mm |
|---|---|---|
| Price | ~$2,000 | ~$795 |
| Case Size | 41mm | 35mm |
| Movement | Automatic L888.5 | Automatic Powermatic 80 (Caliber 80.111) |
| Caliber Type | ETA-Based Automatic with Silicon Balance Spring | ETA/Tissot Automatic |
| Power Reserve | 72 Hours | 80 Hours |
| Water Resistance | 300m (30 ATM) | 100m (10 ATM) |
| Crystal | Sapphire with Anti-Reflective Coating | Sapphire Crystal |
| Case Material | Stainless Steel | Stainless Steel |
| Origin | Swiss Made | Swiss Made |
Category-by-Category Analysis
Design & Aesthetics
Longines's design language vs Tissot's approach
Movement & Performance
Automatic L888.5 vs Automatic Powermatic 80 (Caliber 80.111)
Wearability & Fit
41mm vs 35mm — different wrist presence
Value & Cost of Ownership
Tissot is $1,205 more affordable
Water Resistance
300m (30 ATM) vs 100m (10 ATM)
Our Verdict
Longines
HydroConquest Automatic
Choose the Longines HydroConquest Automatic if you prioritize ETA-Based Automatic with Silicon Balance Spring engineering, Swiss Made craftsmanship, and 300m (30 ATM) water resistance. At ~$2,000, it delivers Automatic L888.5 with 72 Hours power reserve.
Check Price on AmazonTissot
PRX Powermatic 80 35mm
Choose the Tissot PRX Powermatic 80 35mm if you value ETA/Tissot Automatic technology, Swiss Made heritage, and 35mm proportions. At ~$795, the Automatic Powermatic 80 (Caliber 80.111) with 80 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Longines HydroConquest Automatic and Tissot PRX Powermatic 80 35mm represent two distinct approaches to fine watchmaking — the Longines bringing Swiss Made tradition while Tissot delivers Swiss Made engineering.
Frequently Asked Questions
More Comparisons
Tudor Black Bay 58 vs Longines HydroConquest
Is the $2,200 price jump to Tudor justified?
Tag Heuer Carrera Chronograph vs Longines HydroConquest Automatic
Tag Heuer's chronograph meets Longines's diver
Tag Heuer Carrera Chronograph vs Tissot PRX Powermatic 80 35mm
Tag Heuer's chronograph meets Tissot's timepiece