Which is cheaper, the Helgray Speedster (Racing Light Blue) or the Tissot PRX UFO Robot Grendizer 50th Anniversary?

At MSRP the Helgray Speedster (Racing Light Blue) is the cheaper of the two at $299, against $1,100 for the Tissot PRX UFO Robot Grendizer 50th Anniversary — a $801 gap before any retailer discounting.

Which is bigger, the Helgray Speedster (Racing Light Blue) or the Tissot PRX UFO Robot Grendizer 50th Anniversary?

The Tissot PRX UFO Robot Grendizer 50th Anniversary wears larger at 40mm versus 39mm for the Helgray Speedster (Racing Light Blue) — a 1mm difference across the dial.

Which has better water resistance, the Helgray Speedster (Racing Light Blue) or the Tissot PRX UFO Robot Grendizer 50th Anniversary?

The Tissot PRX UFO Robot Grendizer 50th Anniversary is rated to 100m versus 30m for the Helgray Speedster (Racing Light Blue).

Which has a longer power reserve, the Helgray Speedster (Racing Light Blue) 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 Helgray Speedster (Racing Light Blue).

What movement does the Helgray Speedster (Racing Light Blue) run compared to the Tissot PRX UFO Robot Grendizer 50th Anniversary?

Both watches run automatic movements — the Helgray Speedster (Racing Light Blue) uses the Miyota 6S21 and the Tissot PRX UFO Robot Grendizer 50th Anniversary uses the Powermatic 80.

Side by side

Helgray Speedster (Racing Light Blue)vsTissot PRX UFO Robot Grendizer 50th Anniversary

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

Helgray Speedster (Racing Light Blue)

speedster-racing-light-blue

MSRP $299

Tissot PRX UFO Robot Grendizer 50th Anniversary

t1374073305101

MSRP $1,100

At a glance

12 of 29 specs differ

Diameter

Speedster (Racing Light Blue)39mm

PRX UFO Robot Grendizer 50th Anniversary40mm

Power Reserve

Speedster (Racing Light Blue)40h

PRX UFO Robot Grendizer 50th Anniversary80h

Water Resistance

Speedster (Racing Light Blue)30m

PRX UFO Robot Grendizer 50th Anniversary100m

MSRP

Speedster (Racing Light Blue)$299

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

None

Super-LumiNova ®

Movement

2 specs

Caliber

Miyota 6S21

Powermatic 80

Power Reserve

40h

80h

Pricing

1 specs

MSRP

$299

$1,100

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