Seiko 5 Sports GMTvsTissot PRX Powermatic 80 35 mm
Seiko 5 Sports GMT
4R34, 41 h, Hardlex, 100 m, 42.5 mm
€420–470
Tissot PRX Powermatic 80 35 mm
Powermatic 80, 80 h, sapphire, 100 m, 35 mm
€540–590
The differences
- The 5 Sports GMT costs about €120 less than the PRX Powermatic 80 35 mm, going by the indicative price band.
- The 5 Sports GMT uses the 4R34 movement (Seiko) and the PRX Powermatic 80 35 mm the Powermatic 80 (ETA, Swatch Group).
- The PRX Powermatic 80 35 mm has 39 h more power reserve: 80 h against 41 h. It survives a weekend off the wrist.
- The PRX Powermatic 80 35 mm has a sapphire crystal and the 5 Sports GMT a Hardlex crystal. Sapphire scratches far less.
- The PRX Powermatic 80 35 mm is more compact: 35 mm across and — lug-to-lug, against 42.5 mm and 46 mm for the 5 Sports GMT.
- The PRX Powermatic 80 35 mm is 2.7 mm thinner (10.9 mm against 13.6 mm) and slips under a shirt cuff more easily.
- The 5 Sports GMT comes from a Japanese brand and the PRX Powermatic 80 35 mm from a Swiss brand.
Choose the PRX Powermatic 80 35 mm
If you want more power reserve, you prefer a sapphire crystal and you have a slim wrist.
Side by side, to scale
Both drawn at the same scale from the manufacturers’ dimensions.
Figure by figure
| Figure | Seiko 5 Sports GMT | Tissot PRX Powermatic 80 35 mm |
|---|---|---|
| Indicative price band | €420–470 | €540–590 |
| Movement | 4R34 | Powermatic 80 |
| Power reserve | 41 h | 80 h |
| Beat rate | 21,600 bph | 21,600 bph |
| Crystal | Hardlex | Sapphire |
| Water resistance | 100 m | 100 m |
| Diameter | 42.5 mm | 35 mm |
| Thickness | 13.6 mm | 10.9 mm |
| Lug-to-lug | 46 mm | — |
| Hacking seconds | Yes | Yes |
| Hand winding | Yes | Yes |
| Rotating bezel | Yes | No |
| Strap or bracelet | Steel bracelet | Integrated steel bracelet |
| Brand origin | Japan | Switzerland |
| See price on AmazonSee specs | See price on AmazonSee specs |
In red, the best figure in each row. Manufacturer data.
Frequently asked questions
Which has more power reserve, the 5 Sports GMT or the PRX Powermatic 80 35 mm?
The Tissot PRX Powermatic 80 35 mm, with 80 h against 41 h.
Which is less expensive?
The Seiko 5 Sports GMT, with an indicative price band of €420–470 against €540–590. The exact price changes on Amazon.
Which handles water better?
Both are water resistant to 100 m.
Which suits a small wrist better?
The Tissot PRX Powermatic 80 35 mm, because it measures — lug-to-lug, the figure that decides whether the lugs overhang the wrist.