Longines HydroConquest Automatic vs Mido Multifort Powerwind Chronometer
Longines's diver meets Mido's chronograph
Quick Verdict
The Mido Multifort Powerwind Chronometer ($1,000–$1,500) delivers Silicon Balance Spring COSC Automatic technology in the tier below the Longines HydroConquest Automatic ($1,500–$2,500). The Multifort Powerwind Chronometer measures 40mm and is rated 100m (10 ATM). The HydroConquest Automatic justifies its premium with Swiss Made heritage and Automatic L888.5. Both represent excellent choices in the luxury watch category.
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Specifications Compared
| Feature | Longines HydroConquest Automatic | Mido Multifort Powerwind Chronometer |
|---|---|---|
| Price | $1,500–$2,500 | $1,000–$1,500 |
| Case Size | 41mm | 40mm |
| Movement | Automatic L888.5 | Automatic Caliber 80 Si (COSC) |
| Caliber Type | ETA-Based Automatic with Silicon Balance Spring | Silicon Balance Spring COSC Automatic |
| Power Reserve | 72 Hours | 80 Hours |
| Water Resistance | 300m (30 ATM) | 100m (10 ATM) |
| Crystal | Sapphire with Anti-Reflective Coating | Sapphire with Anti-Reflective Coating |
| Case Material | Stainless Steel | Stainless Steel |
| Origin | Swiss Made | Swiss Made |
Category-by-Category Analysis
Design & Aesthetics
Longines's design language vs Mido's approach
The Longines HydroConquest Automatic features a Stainless Steel case at 41mm with Sapphire with Anti-Reflective Coating 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.
Movement & Performance
Automatic L888.5 vs Automatic Caliber 80 Si (COSC)
The HydroConquest Automatic runs the Automatic L888.5 (ETA-Based Automatic with Silicon Balance Spring, 72 Hours power reserve) at 25,200 vph (3.5 Hz) 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.
Wearability & Fit
41mm vs 40mm — different wrist presence
At 41mm, the HydroConquest Automatic has a bolder wrist presence compared to the Multifort Powerwind Chronometer at 40mm. Water resistance differs: 300m (30 ATM) vs 100m (10 ATM).
Value & Cost of Ownership
Mido sits in the lower tier
The Longines HydroConquest Automatic sits at $1,500–$2,500 and the Mido Multifort Powerwind Chronometer at $1,000–$1,500. On the specs that outlast any price: the HydroConquest Automatic uses Sapphire with Anti-Reflective Coating with 72 Hours, against Sapphire with Anti-Reflective Coating and 80 Hours on the Multifort Powerwind Chronometer. Service intervals are typically 5-7 years for both.
Water Resistance
300m (30 ATM) vs 100m (10 ATM)
The HydroConquest Automatic is rated to 300m (30 ATM) while the Multifort Powerwind Chronometer handles 100m (10 ATM). The HydroConquest Automatic is better suited for water activities.
Materials Face-Off
| Component | Longines HydroConquest Automatic | Mido Multifort Powerwind Chronometer |
|---|---|---|
| Ceramic Bezel | Zirconium oxide (ZrO₂) with engraved and paint-filled 60-minute dive scale Mohs 8.5 | Stainless steel 316L (medical-grade, composition Cr 16–18%, Ni 10–14%, Mo 2–3%). Standard mid-range Swiss spec — not 904L. The three-part case constr |
| Sapphire Crystal | Flat sapphire with anti-reflective coating on the underside Mohs 9 | Synthetic sapphire (Al₂O₃) grown via Verneuil process, Mohs 9. Box shape (domed beyond the bezel ring) — adds vintage character. Anti-reflective coat Mohs 9 |
| Silicon Balance Spring | Si hairspring in the L888.5 caliber — introduced 2020 across the HydroConquest line | Super-LumiNova on the hands and markers; the 12 peripheral dots give an orientation cue at a glance. Grade and glow duration are not published by the manufacturer for this reference, so neither is claimed here. |
| 316L Stainless Steel | Brushed flanks with polished bevel edges — mixed finishing for visual depth | Stainless steel 316L matching the case. |
| Super-LumiNova | Applied to sword-style hands and all hour indices | Midnight blue lacquer with combined sunray and satin finishing techniques. |
Cost of Ownership Compared
The Mido Multifort Powerwind Chronometer saves you $157 over 5 years of ownership
Who Should Pick Which
Pick the Longines HydroConquest Automatic if…
- Best-in-class 72-hour power reserve at sub-$2,000
- Silicon hairspring antimagnetic protection at an accessible price
- Swiss heritage enthusiasts — Longines' 1832 founding and Olympic/aviation history
- Legitimate 300m dive capability with everyday wearability
- Value seekers — at grey-market pricing the spec-per-dollar is nearly unbeatable
Pick the Mido Multifort Powerwind Chronometer if…
- Enthusiasts wanting proven Swiss/Japanese quality in the $1,000–$2,000 sweet spot
- Accuracy-minded buyers — COSC chronometer certification guarantees precision
- Those who prioritize scratch resistance — sapphire crystal
- Dress watch seekers who want understated elegance
- Heritage enthusiasts drawn to ** Mido's historical pedigree
Longines HydroConquest Automatic
- ETA-base movement at this price — excellent but not "in-house" in the purist sense
- 21mm lug width — awkward for aftermarket straps (most are 20mm or 22mm)
- 25,200 vph (3.5 Hz) — seconds hand sweep is less smooth than 28,800 vph competitors
- Not COSC-certified — no chronometer guarantee (unlike Tudor or Omega at similar prices)
Mido Multifort Powerwind Chronometer
- ETA 2836-2 base at a $1,500–$2,500 band retail — many enthusiasts feel the brand premium is high vs. peers with similar movement architecture in the $500–$1,000 band (Hamilton, Tissot).
- 38-hour power reserve — modest by 2026 standards where peers offer 70–80 hours.
- 50m water resistance — limited dress-sport spec; not for swimming/diving.
- 21mm lug width — awkward for aftermarket strap fitment (most aftermarket is 20mm or 22mm).
Our Verdict
Longines
HydroConquest Automatic
Choose the Longines HydroConquest Automatic if you prioritize ETA-Based Automatic with Silicon Balance Spring engineering, Swiss Made craftsmanship, and 300m (30 ATM) water resistance. At $1,500–$2,500, it delivers Automatic L888.5 with 72 Hours power reserve.
Check Price on AmazonMido
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.
Check Price on AmazonThe Bottom Line
The Longines HydroConquest Automatic and Mido Multifort Powerwind Chronometer represent two distinct approaches to fine watchmaking — the Longines bringing Swiss Made tradition while Mido delivers Swiss Made engineering.
Frequently Asked Questions
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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.