Head-to-Head Comparison

Updated September 5, 2026

Casio MTP-S120L Solar Field vs Mido Multifort Powerwind Chronometer

Casio's field watch meets Mido's chronograph

Quick Verdict

The Casio MTP-S120L Solar Field ($100–$150) offers Casio Tough Solar Quartz precision in the tier below the Mido Multifort Powerwind Chronometer ($1,000–$1,500). The MTP-S120L Solar Field measures 42mm (49 x 42 x 10.9mm) and is rated 100m (10 ATM). The Multifort Powerwind Chronometer counters with Swiss Made craftsmanship and 100m (10 ATM) water resistance. Both are exceptional watches for their respective tiers.

CasioMTP-S120L Solar Field$100–$150 Check price MidoMultifort Powerwind Chronometer$1,000–$1,500 Check price

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Casio

MTP-S120L Solar Field

$100–$150

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Mido

Multifort Powerwind Chronometer

$1,000–$1,500

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Specifications Compared

Feature	Casio MTP-S120L Solar Field	Mido Multifort Powerwind Chronometer
Price	$100–$150	$1,000–$1,500
Case Size	42mm (49 x 42 x 10.9mm)	40mm
Movement	Solar-Powered Quartz	Automatic Caliber 80 Si (COSC)
Caliber Type	Casio Tough Solar Quartz	Silicon Balance Spring COSC Automatic
Power Reserve	Months on a full solar charge; no battery replacement	80 Hours
Water Resistance	100m (10 ATM)	100m (10 ATM)
Crystal	Mineral Crystal	Sapphire with Anti-Reflective Coating
Case Material	Stainless Steel	Stainless Steel
Origin	Casio (Japan)	Swiss Made

Category-by-Category Analysis

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Design & Aesthetics

Edge: Draw

Casio's design language vs Mido's approach

The Casio MTP-S120L Solar Field features a Stainless Steel case at 42mm (49 x 42 x 10.9mm) with Mineral Crystal protection. The Mido Multifort Powerwind Chronometer offers Stainless Steel construction at 40mm with Sapphire with Anti-Reflective Coating. Both represent their brand's distinct design philosophy and heritage.

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Movement & Performance

Edge: Mido

Solar-Powered Quartz vs Automatic Caliber 80 Si (COSC)

The MTP-S120L Solar Field runs the Solar-Powered Quartz (Casio Tough Solar Quartz, Months on a full solar charge; no battery replacement power reserve) at standard frequency. The Multifort Powerwind Chronometer uses the Automatic Caliber 80 Si (COSC) (Silicon Balance Spring COSC Automatic, 80 Hours reserve) at 21,600 vph (3 Hz). The Multifort Powerwind Chronometer offers a longer power reserve.

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Wearability & Fit

Edge: Mido

42mm (49 x 42 x 10.9mm) vs 40mm — different wrist presence

At 42mm (49 x 42 x 10.9mm), the MTP-S120L Solar Field has a bolder wrist presence compared to the Multifort Powerwind Chronometer at 40mm. Water resistance differs: 100m (10 ATM) vs 100m (10 ATM).

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Value & Cost of Ownership

Edge: Casio

Casio sits in the lower tier

The Casio MTP-S120L Solar Field sits at $100–$150 and the Mido Multifort Powerwind Chronometer at $1,000–$1,500. On the specs that outlast any price: the MTP-S120L Solar Field uses Mineral Crystal with Months on a full solar charge; no battery replacement, against Sapphire with Anti-Reflective Coating and 80 Hours on the Multifort Powerwind Chronometer. Service intervals are typically 5-7 years for both.

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Water Resistance

Edge: Draw

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

The MTP-S120L Solar Field is rated to 100m (10 ATM) while the Multifort Powerwind Chronometer handles 100m (10 ATM). Both offer identical water resistance ratings.

Our Verdict

Casio

MTP-S120L Solar Field

Choose the Casio MTP-S120L Solar Field if you prioritize Casio Tough Solar Quartz engineering, Casio (Japan) craftsmanship, and 100m (10 ATM) water resistance. At $100–$150, it delivers Solar-Powered Quartz with Months on a full solar charge; no battery replacement power reserve.

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Mido

Multifort Powerwind Chronometer

Choose the Mido Multifort Powerwind Chronometer if you value Silicon Balance Spring COSC Automatic technology, Swiss Made heritage, and 40mm proportions. At $1,000–$1,500, the Automatic Caliber 80 Si (COSC) with 80 Hours power reserve makes it a compelling choice.

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The Bottom Line

The Casio MTP-S120L Solar Field and Mido Multifort Powerwind Chronometer represent two distinct approaches to fine watchmaking — the Casio bringing Casio (Japan) tradition while Mido delivers Swiss Made engineering.

Frequently Asked Questions

The Mido Multifort Powerwind Chronometer is the better buy if you want a mechanical movement; the Casio MTP-S120L Solar Field is the better buy if you want solar power and quartz accuracy with no servicing. On price, the Casio MTP-S120L Solar Field sits a band lower ($100–$150 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 Casio MTP-S120L Solar Field offers better upfront value, sitting a tier lower at $100–$150. However, the Mido Multifort Powerwind Chronometer may justify its premium with superior finishing, heritage, or resale value.

Both are suitable for daily wear. The MTP-S120L Solar Field at 42mm (49 x 42 x 10.9mm) with 100m (10 ATM) water resistance handles everyday situations. The Multifort Powerwind Chronometer at 40mm with 100m (10 ATM) is similarly capable. The MTP-S120L Solar Field uses Mineral Crystal while the Multifort Powerwind Chronometer uses Sapphire with Anti-Reflective Coating. Sapphire resists scratches noticeably better than mineral 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.