Head-to-Head Comparison

Updated September 5, 2026

Tissot PRX Powermatic 80 vs Blancpain Fifty Fathoms 45mm (titanium, blue dial)

Tissot's timepiece meets Blancpain's diver

Quick Verdict

The Tissot PRX Powermatic 80 ($500–$1,000) offers In-House Automatic (ETA C07.111 base) precision in the tier below the Blancpain Fifty Fathoms 45mm (titanium, blue dial) ($10,000–$25,000). The PRX Powermatic 80 measures 40mm and is rated 100m (10 ATM). The Fifty Fathoms 45mm (titanium, blue dial) counters with Swiss Made craftsmanship and 300m (30 ATM) water resistance. Both are exceptional watches for their respective tiers.

TissotPRX Powermatic 80$500–$1,000 Check price BlancpainFifty Fathoms 45mm (titanium, blue dial)$10,000–$25,000 Check price

Transparency — We earn a small commission on purchases made through our Amazon links. This doesn't affect our editorial independence.

Tissot

PRX Powermatic 80

$500–$1,000

Check Price Full Review

Blancpain

Fifty Fathoms 45mm (titanium, blue dial)

$10,000–$25,000

Check Price Full Review

Specifications Compared

Feature	Tissot PRX Powermatic 80	Blancpain Fifty Fathoms 45mm (titanium, blue dial)
Price	$500–$1,000	$10,000–$25,000
Case Size	40mm	45mm
Movement	Automatic Powermatic 80.111	Automatic, Blancpain Calibre 1315
Caliber Type	In-House Automatic (ETA C07.111 base)	Blancpain 1315, three barrels, silicon balance spring
Power Reserve	80 Hours	About 120 hours (five days)
Water Resistance	100m (10 ATM)	300m (30 ATM)
Crystal	Scratch-resistant Sapphire	Sapphire Crystal, sapphire bezel insert
Case Material	316L Stainless Steel	Titanium
Origin	Swiss Made	Swiss Made

Category-by-Category Analysis

🎨

Design & Aesthetics

Edge: Draw

Tissot's design language vs Blancpain's approach

The Tissot PRX Powermatic 80 features a 316L Stainless Steel case at 40mm with Scratch-resistant Sapphire protection. The Blancpain Fifty Fathoms 45mm (titanium, blue dial) offers Titanium construction at 45mm with Sapphire Crystal, sapphire bezel insert. Both represent their brand's distinct design philosophy and heritage.

⚙️

Movement & Performance

Edge: Blancpain

Automatic Powermatic 80.111 vs Automatic, Blancpain Calibre 1315

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 Fifty Fathoms 45mm (titanium, blue dial) uses the Automatic, Blancpain Calibre 1315 (Blancpain 1315, three barrels, silicon balance spring, About 120 hours (five days) reserve) at standard. The Fifty Fathoms 45mm (titanium, blue dial) offers a longer power reserve.

📏

Wearability & Fit

Edge: Tissot

40mm vs 45mm — different wrist presence

At 40mm, the PRX Powermatic 80 wears more compactly on smaller wrists compared to the Fifty Fathoms 45mm (titanium, blue dial) at 45mm. Water resistance differs: 100m (10 ATM) vs 300m (30 ATM).

💰

Value & Cost of Ownership

Edge: Tissot

Tissot sits in the lower tier

The Tissot PRX Powermatic 80 sits at $500–$1,000 and the Blancpain Fifty Fathoms 45mm (titanium, blue dial) at $10,000–$25,000. On the specs that outlast any price: the PRX Powermatic 80 uses Scratch-resistant Sapphire with 80 Hours, against Sapphire Crystal, sapphire bezel insert and About 120 hours (five days) on the Fifty Fathoms 45mm (titanium, blue dial). Service intervals are typically 5-7 years for both.

💧

Water Resistance

Edge: Blancpain

100m (10 ATM) vs 300m (30 ATM)

The PRX Powermatic 80 is rated to 100m (10 ATM) while the Fifty Fathoms 45mm (titanium, blue dial) handles 300m (30 ATM). The Fifty Fathoms 45mm (titanium, blue dial) offers superior water resistance.

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 Amazon

Blancpain

Fifty Fathoms 45mm (titanium, blue dial)

Choose the Blancpain Fifty Fathoms 45mm (titanium, blue dial) if you value Blancpain 1315, three barrels, silicon balance spring technology, Swiss Made heritage, and 45mm proportions. At $10,000–$25,000, the Automatic, Blancpain Calibre 1315 with About 120 hours (five days) power reserve makes it a compelling choice.

Check Price on Amazon

Try Prime Free — Free Shipping on Both Watches Students & 18–24: start Prime for Young Adults free

The Bottom Line

The Tissot PRX Powermatic 80 and Blancpain Fifty Fathoms 45mm (titanium, blue dial) represent two distinct approaches to fine watchmaking — the Tissot bringing Swiss Made tradition while Blancpain delivers Swiss Made engineering.

Frequently Asked Questions

For water, the Blancpain Fifty Fathoms 45mm (titanium, blue dial) is rated 300 m against 100 m, which is the difference between swimming and diving on one side and splashes on the other. On price, the Tissot PRX Powermatic 80 sits a band lower ($500–$1,000 against $10,000–$25,000), so it is the cheaper way into the category. Neither is better at everything; the spec table above shows movement, case size, water resistance and crystal side by side so you can weigh what matters to you. We do not test units, so this is the makers' data, not a bench result.

The Tissot PRX Powermatic 80 offers better upfront value, sitting a tier lower at $500–$1,000. However, the Blancpain Fifty Fathoms 45mm (titanium, blue dial) may justify its premium with superior finishing, heritage, or resale value.

Both are suitable for daily wear. The PRX Powermatic 80 at 40mm with 100m (10 ATM) water resistance handles everyday situations. The Fifty Fathoms 45mm (titanium, blue dial) at 45mm with 300m (30 ATM) is similarly capable. The PRX Powermatic 80 uses Scratch-resistant Sapphire while the Fifty Fathoms 45mm (titanium, blue dial) uses Sapphire Crystal, sapphire bezel insert.

More Comparisons

Tissot PRX vs Hamilton Khaki Field

Integrated bracelet sophistication meets military heritage

Tag Heuer Carrera Chronograph vs Tissot PRX Powermatic 80

Tag Heuer's chronograph meets Tissot's timepiece

Tag Heuer Carrera Chronograph vs Blancpain Fifty Fathoms 45mm (titanium, blue dial)

Tag Heuer's chronograph meets Blancpain's diver

Explore These Watches

Tissot PRX Powermatic 80 — Full Review Blancpain Fifty Fathoms 45mm (titanium, blue dial) — Full Review Browse All Guides

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.