Head-to-Head Comparison

Updated September 5, 2026

Tissot PRX Powermatic 80 vs Casio MRW-230H

Two timepieces compared — $500–$1,000 vs Under $50

Quick Verdict

The Casio MRW-230H (Under $50) delivers Casio Quartz (Battery) technology in the tier below the Tissot PRX Powermatic 80 ($500–$1,000). The MRW-230H measures 44.6mm (47.9 x 44.6 x 12.3mm) and is rated 100m (10 ATM). The PRX Powermatic 80 justifies its premium with Swiss Made heritage and Automatic Powermatic 80.111. Both represent excellent choices in the timepiece category.

TissotPRX Powermatic 80$500–$1,000 Check price CasioMRW-230HUnder $50 Check price

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Tissot

PRX Powermatic 80

$500–$1,000

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Casio

MRW-230H

Under $50

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Specifications Compared

Feature	Tissot PRX Powermatic 80	Casio MRW-230H
Price	$500–$1,000	Under $50
Case Size	40mm	44.6mm (47.9 x 44.6 x 12.3mm)
Movement	Automatic Powermatic 80.111	Quartz
Caliber Type	In-House Automatic (ETA C07.111 base)	Casio Quartz (Battery)
Power Reserve	80 Hours	Approx. 3-year battery (SR626SW)
Water Resistance	100m (10 ATM)	100m (10 ATM)
Crystal	Scratch-resistant Sapphire	Resin Glass
Case Material	316L Stainless Steel	Resin case, aluminum bezel ring
Origin	Swiss Made	Casio (Japan)

Category-by-Category Analysis

🎨

Design & Aesthetics

Edge: Draw

Tissot's design language vs Casio's approach

The Tissot PRX Powermatic 80 features a 316L Stainless Steel case at 40mm with Scratch-resistant Sapphire protection. The Casio MRW-230H offers Resin case, aluminum bezel ring construction at 44.6mm (47.9 x 44.6 x 12.3mm) with Resin Glass. Both represent their brand's distinct design philosophy and heritage.

⚙️

Movement & Performance

Edge: Casio

Automatic Powermatic 80.111 vs Quartz

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 MRW-230H uses the Quartz (Casio Quartz (Battery), Approx. 3-year battery (SR626SW) reserve) at standard. The MRW-230H offers a longer power reserve.

📏

Wearability & Fit

Edge: Tissot

40mm vs 44.6mm (47.9 x 44.6 x 12.3mm) — different wrist presence

At 40mm, the PRX Powermatic 80 wears more compactly on smaller wrists compared to the MRW-230H at 44.6mm (47.9 x 44.6 x 12.3mm). Water resistance differs: 100m (10 ATM) vs 100m (10 ATM).

💰

Value & Cost of Ownership

Edge: Casio

Casio sits in the lower tier

The Tissot PRX Powermatic 80 sits at $500–$1,000 and the Casio MRW-230H at Under $50. On the specs that outlast any price: the PRX Powermatic 80 uses Scratch-resistant Sapphire with 80 Hours, against Resin Glass and Approx. 3-year battery (SR626SW) on the MRW-230H. Service intervals are typically 5-7 years for both.

💧

Water Resistance

Edge: Draw

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

The PRX Powermatic 80 is rated to 100m (10 ATM) while the MRW-230H 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.

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Casio

MRW-230H

Choose the Casio MRW-230H if you value Casio Quartz (Battery) technology, Casio (Japan) heritage, and 44.6mm (47.9 x 44.6 x 12.3mm) proportions. At Under $50, the Quartz with Approx. 3-year battery (SR626SW) power reserve makes it a compelling choice.

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The Bottom Line

The Tissot PRX Powermatic 80 and Casio MRW-230H represent two distinct approaches to the timepiece category — the Tissot bringing Swiss Made tradition while Casio delivers Casio (Japan) engineering.

Frequently Asked Questions

The Tissot PRX Powermatic 80 is the better buy if you want a mechanical movement; the Casio MRW-230H is the better buy if you want quartz accuracy with no servicing. On price, the Casio MRW-230H sits a band lower (Under $50 against $500–$1,000), 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 Casio MRW-230H offers better upfront value, sitting a tier lower at Under $50. However, the Tissot PRX Powermatic 80 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 MRW-230H at 44.6mm (47.9 x 44.6 x 12.3mm) with 100m (10 ATM) is similarly capable. The PRX Powermatic 80 uses Scratch-resistant Sapphire while the MRW-230H uses Resin Glass.

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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.