Head-to-Head Comparison

Updated September 5, 2026

Junghans Form A Automatic vs Tissot PRX Powermatic 80 35mm

Junghans's dress watch meets Tissot's timepiece

Quick Verdict

The Tissot PRX Powermatic 80 35mm ($500–$1,000) delivers ETA/Tissot Automatic technology in the tier below the Junghans Form A Automatic ($1,000–$1,500). The PRX Powermatic 80 35mm measures 35mm and is rated 100m (10 ATM). The Form A Automatic justifies its premium with Made in Germany heritage and Automatic J800.2 (ETA 2824-2). Both represent excellent choices in the luxury watch category.

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Junghans

Form A Automatic

$1,000–$1,500

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Tissot

PRX Powermatic 80 35mm

$500–$1,000

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Specifications Compared

Feature	Junghans Form A Automatic	Tissot PRX Powermatic 80 35mm
Price	$1,000–$1,500	$500–$1,000
Case Size	39.3mm	35mm
Movement	Automatic J800.2 (ETA 2824-2)	Automatic Powermatic 80 (Caliber 80.111)
Caliber Type	Swiss ETA Base, German-Finished	ETA/Tissot Automatic
Power Reserve	38 Hours	80 Hours
Water Resistance	50m (5 ATM)	100m (10 ATM)
Crystal	Flat Sapphire with Anti-Reflective Coating	Sapphire Crystal
Case Material	Stainless Steel	Stainless Steel
Origin	Made in Germany	Swiss Made

Category-by-Category Analysis

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Design & Aesthetics

Edge: Draw

Junghans's design language vs Tissot's approach

The Junghans Form A Automatic features a Stainless Steel case at 39.3mm with Flat Sapphire with Anti-Reflective Coating 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.

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Movement & Performance

Edge: Tissot

Automatic J800.2 (ETA 2824-2) vs Automatic Powermatic 80 (Caliber 80.111)

The Form A Automatic runs the Automatic J800.2 (ETA 2824-2) (Swiss ETA Base, German-Finished, 38 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.

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Wearability & Fit

Edge: Tissot

39.3mm vs 35mm — different wrist presence

At 39.3mm, the Form A Automatic has a bolder wrist presence compared to the PRX Powermatic 80 35mm at 35mm. Water resistance differs: 50m (5 ATM) vs 100m (10 ATM).

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Value & Cost of Ownership

Edge: Tissot

Tissot sits in the lower tier

The Junghans Form A Automatic sits at $1,000–$1,500 and the Tissot PRX Powermatic 80 35mm at $500–$1,000. On the specs that outlast any price: the Form A Automatic uses Flat Sapphire with Anti-Reflective Coating with 38 Hours, against Sapphire Crystal and 80 Hours on the PRX Powermatic 80 35mm. Service intervals are typically 5-7 years for both.

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Water Resistance

Edge: Tissot

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

The Form A Automatic is rated to 50m (5 ATM) while the PRX Powermatic 80 35mm handles 100m (10 ATM). The PRX Powermatic 80 35mm offers superior water resistance.

Our Verdict

Junghans

Form A Automatic

Choose the Junghans Form A Automatic if you prioritize Swiss ETA Base, German-Finished engineering, Made in Germany craftsmanship, and 50m (5 ATM) water resistance. At $1,000–$1,500, it delivers Automatic J800.2 (ETA 2824-2) with 38 Hours power reserve.

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Tissot

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 $500–$1,000, the Automatic Powermatic 80 (Caliber 80.111) with 80 Hours power reserve makes it a compelling choice.

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The Bottom Line

The Junghans Form A Automatic and Tissot PRX Powermatic 80 35mm represent two distinct approaches to fine watchmaking — the Junghans bringing Made in Germany tradition while Tissot delivers Swiss Made engineering.

Frequently Asked Questions

For water, the Tissot PRX Powermatic 80 35mm is rated 100 m against 50 m, which is the difference between swimming and diving on one side and splashes on the other. On price, the Tissot PRX Powermatic 80 35mm sits a band lower ($500–$1,000 against $1,000–$1,500), 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 35mm offers better upfront value, sitting a tier lower at $500–$1,000. However, the Junghans Form A Automatic may justify its premium with superior finishing, heritage, or resale value.

Both are suitable for daily wear. The Form A Automatic at 39.3mm with 50m (5 ATM) water resistance handles everyday situations. The PRX Powermatic 80 35mm at 35mm with 100m (10 ATM) is similarly capable. The Form A Automatic uses Flat Sapphire with Anti-Reflective Coating while the PRX Powermatic 80 35mm uses Sapphire Crystal.

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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.