Tissot PRX Powermatic 80 vs Maurice Lacroix Aikon Automatic
Tissot's timepiece meets Maurice Lacroix'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 Maurice Lacroix Aikon Automatic ($1,500–$2,500). The PRX Powermatic 80 measures 40mm and is rated 100m (10 ATM). The Aikon Automatic counters with Swiss Made craftsmanship and 200m (20 ATM) water resistance. Both are exceptional watches for their respective tiers.
Transparency — We earn a small commission on purchases made through our Amazon links. This doesn't affect our editorial independence.
Specifications Compared
| Feature | Tissot PRX Powermatic 80 | Maurice Lacroix Aikon Automatic |
|---|---|---|
| Price | $500–$1,000 | $1,500–$2,500 |
| Case Size | 40mm | 42mm |
| Movement | Automatic Powermatic 80.111 | Automatic ML115 |
| Caliber Type | In-House Automatic (ETA C07.111 base) | Automatic (Sellita SW200-1 base) |
| Power Reserve | 80 Hours | 38 Hours |
| Water Resistance | 100m (10 ATM) | 200m (20 ATM) |
| Crystal | Scratch-resistant Sapphire | Sapphire Crystal |
| Case Material | 316L Stainless Steel | Stainless Steel |
| Origin | Swiss Made | Swiss Made |
Category-by-Category Analysis
Design & Aesthetics
Tissot's design language vs Maurice Lacroix's approach
The Tissot PRX Powermatic 80 features a 316L Stainless Steel case at 40mm with Scratch-resistant Sapphire protection. The Maurice Lacroix Aikon Automatic offers Stainless Steel construction at 42mm with Sapphire Crystal. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Automatic Powermatic 80.111 vs Automatic ML115
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 Aikon Automatic uses the Automatic ML115 (Automatic (Sellita SW200-1 base), 38 Hours reserve) at 28,800 vph (4 Hz). The PRX Powermatic 80 edges ahead on power reserve.
Wearability & Fit
40mm vs 42mm — different wrist presence
At 40mm, the PRX Powermatic 80 wears more compactly on smaller wrists compared to the Aikon Automatic at 42mm. Water resistance differs: 100m (10 ATM) vs 200m (20 ATM).
Value & Cost of Ownership
Tissot sits in the lower tier
The Tissot PRX Powermatic 80 sits at $500–$1,000 and the Maurice Lacroix Aikon Automatic at $1,500–$2,500. On the specs that outlast any price: the PRX Powermatic 80 uses Scratch-resistant Sapphire with 80 Hours, against Sapphire Crystal and 38 Hours on the Aikon Automatic. Service intervals are typically 5-7 years for both.
Water Resistance
100m (10 ATM) vs 200m (20 ATM)
The PRX Powermatic 80 is rated to 100m (10 ATM) while the Aikon Automatic handles 200m (20 ATM). The Aikon Automatic offers superior water resistance.
Materials Face-Off
| Component | Tissot PRX Powermatic 80 | Maurice Lacroix Aikon Automatic |
|---|---|---|
| Case alloy | Stainless steel 316L (medical-grade, with composition Cr 16–18%, Ni 10–14%, Mo 2–3%) — the standard mid-range Swiss spec; not 904L (Rolex Oystersteel | Medical-grade 316L stainless steel with alloy composition: Fe (~65%), Cr (16–18%), Ni (10–14%), Mo (2–3%), Mn (≤2%), C (≤0.03%). The molybdenum content prevents pitting corrosion in chlorinated and saltwater environments. Mixed finishing — polished bezel arms and case flanks with satin-brushed top surfaces. |
| Sapphire crystal | Synthetic corundum (Al₂O₃) grown via the Verneuil process, Mohs hardness 9. Anti-reflective coating on the interior surface only (single-side AR is st Mohs 9 | Synthetic corundum crystal (Mohs hardness 9, second only to diamond) with multi-layer anti-reflective coating for glare reduction. Virtually scratch-proof in daily wear. |
| Lume specification | Super-LumiNova on the hands and markers. Grade and glow duration are not published by the manufacturer for this reference, so neither is claimed here. | Stainless steel integrated links with alternating brushed and polished surfaces. Features Maurice Lacroix's proprietary EasyChange quick-release system — spring-loaded pushers on the case flanks allow strap swaps in seconds without tools. |
| Bracelet alloy | Stainless steel 316L matching the case. | Mechanical hobnail (Clous de Paris) pattern pressed into the dial blank before color application. This traditional guilloche-adjacent technique creates a grid of raised pyramidal studs that catch and refract light from every angle. Uncommon at this price point. |
| Super-LumiNova | — | Applied to the hands and hour markers for legibility in the dark. Maurice Lacroix does not publish the Super-LumiNova grade for this reference, so no emission colour or wavelength is stated. |
Cost of Ownership Compared
The Tissot PRX Powermatic 80 saves you $1,264 over 5 years of ownership
Who Should Pick Which
Pick the Tissot PRX Powermatic 80 if…
- Strong value proposition under $1,000 with automatic Swiss movement
- Active lifestyle wearers — 100m water resistance handles swimming and water sports
- Weekend warriors — 80-hour power reserve means it survives two days off the wrist
- Those who prioritize scratch resistance — sapphire crystal
- Integrated-bracelet aesthetic fans wanting the Royal Oak look for 1/20th the price
Pick the Maurice Lacroix Aikon Automatic if…
- Enthusiasts wanting the integrated-bracelet luxury sports watch look under $2,000
- Daily wearers who need genuine 200m WR with screw-down crown
- Those who value strap versatility — EasyChange is a genuine differentiator
- Buyers who appreciate fine dial craftsmanship (Clous de Paris) at an accessible price
Tissot PRX Powermatic 80
- Retail markup is generous. The PRX commonly transacts at 30–40% under retail on Jomashop, Tissot's own e-commerce promotions, and authorized online dealers. Paying full $725 retail is rarely the right move — it usually means immediate ~30% loss the moment you walk out the door.
- Proprietary endlink limits strap options. The integrated bracelet design means you cannot easily put a NATO, leather two-piece, or rubber strap on the PRX without specialist hardware. This bothers some buyers more than they expect.
- Bracelet sizing is fiddly. Links are joined by screws (good — adjustable at home with a tool), but the screws are tiny and stripping them is common for inexperienced owners. Take it to a watchmaker for sizing if you're unsure.
- 3 Hz "slow" seconds. The reduced frequency (21,600 vph vs. 28,800 vph in some peer movements) means the seconds hand visibly sweeps at 6 ticks/second rather than 8. Some buyers expecting the smoother high-beat sweep find this a minor disappointment.
Maurice Lacroix Aikon Automatic
- Brand recognition gap: Maurice Lacroix doesn't command the instant recognition of Omega, Tudor, or TAG Heuer. Buyers motivated purely by brand cachet may feel the money is better spent on a more recognizable name.
- 38-hour power reserve: Below average for 2026 — most competitors offer 60–80 hours (Tissot PRX Powermatic 80 offers 80h at 1/3 the price). Skip a day wearing it and you'll need to reset time and date.
- Sellita SW200-1 base movement: A proven workhorse with the ML115 26-jewel upgrade, but not in-house. Enthusiasts who prioritize manufacture movements may view this as a drawback at this price point.
- Grey-market erosion: Heavy grey-market discounting ($1,200–$1,500 vs full retail) undermines the brand's luxury positioning and signals weak demand at MSRP.
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 AmazonMaurice Lacroix
Aikon Automatic
Choose the Maurice Lacroix Aikon Automatic if you value Automatic (Sellita SW200-1 base) technology, Swiss Made heritage, and 42mm proportions. At $1,500–$2,500, the Automatic ML115 with 38 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Tissot PRX Powermatic 80 and Maurice Lacroix Aikon Automatic represent two distinct approaches to fine watchmaking — the Tissot bringing Swiss Made tradition while Maurice Lacroix delivers Swiss Made engineering.
Frequently Asked Questions
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 Maurice Lacroix Aikon Automatic
Tag Heuer's chronograph meets Maurice Lacroix's diver
Explore These Watches
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.