Which is cheaper, the Borealis Watch Co. Sea Storm MK2 GMT or the Tissot PRX UFO Robot Grendizer 50th Anniversary?

At MSRP the Borealis Watch Co. Sea Storm MK2 GMT is the cheaper of the two at $415, against $1,100 for the Tissot PRX UFO Robot Grendizer 50th Anniversary — a $685 gap before any retailer discounting.

Which is bigger, the Borealis Watch Co. Sea Storm MK2 GMT or the Tissot PRX UFO Robot Grendizer 50th Anniversary?

The Borealis Watch Co. Sea Storm MK2 GMT wears larger at 41.50mm versus 40mm for the Tissot PRX UFO Robot Grendizer 50th Anniversary — a 1.5mm difference across the dial.

Which has better water resistance, the Borealis Watch Co. Sea Storm MK2 GMT or the Tissot PRX UFO Robot Grendizer 50th Anniversary?

The Borealis Watch Co. Sea Storm MK2 GMT is rated to 300m versus 100m for the Tissot PRX UFO Robot Grendizer 50th Anniversary.

Which has a longer power reserve, the Borealis Watch Co. Sea Storm MK2 GMT or the Tissot PRX UFO Robot Grendizer 50th Anniversary?

The Tissot PRX UFO Robot Grendizer 50th Anniversary carries a 80-hour power reserve against 40 hours on the Borealis Watch Co. Sea Storm MK2 GMT.

What movement does the Borealis Watch Co. Sea Storm MK2 GMT run compared to the Tissot PRX UFO Robot Grendizer 50th Anniversary?

Both watches run automatic movements — the Borealis Watch Co. Sea Storm MK2 GMT uses the NH34 and the Tissot PRX UFO Robot Grendizer 50th Anniversary uses the Powermatic 80.

Side by side

Borealis Watch Co. Sea Storm MK2 GMTvsTissot PRX UFO Robot Grendizer 50th Anniversary

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Borealis Watch Co.Sea Storm MK2 GMT

borealis-sea-storm-mk2-gmt-version-aa

MSRP $415

Tissot PRX UFO Robot Grendizer 50th Anniversary

t1374073305101

MSRP $1,100

At a glance

12 of 29 specs differ

Diameter

Sea Storm MK2 GMT41.50mm

PRX UFO Robot Grendizer 50th Anniversary40mm

Power Reserve

Sea Storm MK2 GMT40h

PRX UFO Robot Grendizer 50th Anniversary80h

Water Resistance

Sea Storm MK2 GMT300m

PRX UFO Robot Grendizer 50th Anniversary100m

MSRP

Sea Storm MK2 GMT$415

PRX UFO Robot Grendizer 50th Anniversary$1,100

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Inner

Yes

Indices

Applied

Indexes

Lume

BGW9

Super-LumiNova ®

Movement

2 specs

Caliber

NH34

Powermatic 80

Power Reserve

40h

80h

Pricing

1 specs

MSRP

$415

$1,100

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