Updated
Tissot PRX Powermatic 80 vs Tudor Ranger 39mm M79950-0001 (steel, black dial, steel bracelet)
Tissot's timepiece meets Tudor's field watch
Quick Verdict
The Tissot PRX Powermatic 80 ($500–$1,000) offers In-House Automatic (ETA C07.111 base) precision in the tier below the Tudor Ranger 39mm M79950-0001 (steel, black dial, steel bracelet) ($2,500–$5,000). The PRX Powermatic 80 measures 40mm and is rated 100m (10 ATM). The Ranger 39mm M79950-0001 (steel, black dial, steel bracelet) counters with Swiss Made craftsmanship and 100m (10 ATM) water resistance. Both are exceptional watches for their respective tiers.
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Tudor
Ranger 39mm M79950-0001 (steel, black dial, steel bracelet)
$2,500–$5,000
Specifications Compared
| Feature | Tissot PRX Powermatic 80 | Tudor Ranger 39mm M79950-0001 (steel, black dial, steel bracelet) |
|---|---|---|
| Price | $500–$1,000 | $2,500–$5,000 |
| Case Size | 40mm | 39mm, 12.0mm thick, 20mm lugs |
| Movement | Automatic Powermatic 80.111 | Tudor manufacture calibre MT5402, automatic, COSC chronometer, bidirectional rotor |
| Caliber Type | In-House Automatic (ETA C07.111 base) | Tudor manufacture MT5402, COSC |
| Power Reserve | 80 Hours | About 70 hours |
| Water Resistance | 100m (10 ATM) | 100m (10 ATM) |
| Crystal | Scratch-resistant Sapphire | Domed sapphire |
| Case Material | 316L Stainless Steel | Stainless steel, satin finish; smooth satin-brushed steel bezel; screw-down crown |
| Origin | Swiss Made | Swiss Made |
Category-by-Category Analysis
Design & Aesthetics
Tissot's design language vs Tudor's approach
The Tissot PRX Powermatic 80 features a 316L Stainless Steel case at 40mm with Scratch-resistant Sapphire protection. The Tudor Ranger 39mm M79950-0001 (steel, black dial, steel bracelet) offers Stainless steel, satin finish; smooth satin-brushed steel bezel; screw-down crown construction at 39mm, 12.0mm thick, 20mm lugs with Domed sapphire. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Automatic Powermatic 80.111 vs Tudor manufacture calibre MT5402, automatic, COSC chronometer, bidirectional rotor
The PRX Powermatic 80 runs the Automatic Powermatic 80.111 (In-House Automatic (ETA C07.111 base), 80 Hours power reserve) at 21,600 vph (3 Hz) frequency. The Ranger 39mm M79950-0001 (steel, black dial, steel bracelet) uses the Tudor manufacture calibre MT5402, automatic, COSC chronometer, bidirectional rotor (Tudor manufacture MT5402, COSC, About 70 hours reserve) at standard. The PRX Powermatic 80 edges ahead on power reserve.
Wearability & Fit
40mm vs 39mm, 12.0mm thick, 20mm lugs — different wrist presence
At 40mm, the PRX Powermatic 80 has a bolder wrist presence compared to the Ranger 39mm M79950-0001 (steel, black dial, steel bracelet) at 39mm, 12.0mm thick, 20mm lugs. Water resistance differs: 100m (10 ATM) vs 100m (10 ATM).
Value & Cost of Ownership
Tissot sits in the lower tier
The Tissot PRX Powermatic 80 sits at $500–$1,000 and the Tudor Ranger 39mm M79950-0001 (steel, black dial, steel bracelet) at $2,500–$5,000. On the specs that outlast any price: the PRX Powermatic 80 uses Scratch-resistant Sapphire with 80 Hours, against Domed sapphire and About 70 hours on the Ranger 39mm M79950-0001 (steel, black dial, steel bracelet). Service intervals are typically 5-7 years for both.
Water Resistance
100m (10 ATM) vs 100m (10 ATM)
The PRX Powermatic 80 is rated to 100m (10 ATM) while the Ranger 39mm M79950-0001 (steel, black dial, steel bracelet) handles 100m (10 ATM). Both offer identical water resistance ratings.
Our Verdict
Tissot
PRX Powermatic 80
Choose the Tissot PRX Powermatic 80 if you prioritize In-House Automatic (ETA C07.111 base) engineering, Swiss Made craftsmanship, and 100m (10 ATM) water resistance. At $500–$1,000, it delivers Automatic Powermatic 80.111 with 80 Hours power reserve.
Check Price on AmazonTudor
Ranger 39mm M79950-0001 (steel, black dial, steel bracelet)
Choose the Tudor Ranger 39mm M79950-0001 (steel, black dial, steel bracelet) if you value Tudor manufacture MT5402, COSC technology, Swiss Made heritage, and 39mm, 12.0mm thick, 20mm lugs proportions. At $2,500–$5,000, the Tudor manufacture calibre MT5402, automatic, COSC chronometer, bidirectional rotor with About 70 hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Tissot PRX Powermatic 80 and Tudor Ranger 39mm M79950-0001 (steel, black dial, steel bracelet) represent two distinct approaches to fine watchmaking — the Tissot bringing Swiss Made tradition while Tudor delivers Swiss Made engineering.
Frequently Asked Questions
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How This Page Was Made
Our comparisons are generated from a hand-maintained specification database and reviewed under our editorial standards. We use AI tools to assemble pages from that data. We don’t invent specs: every number traces back to the database, and when we correct an entry, the fix is applied site-wide. As an Amazon Associate, The Horologist earns from qualifying purchases.