Side by side
Helgray Speedster (Racing Light Blue)vsTissot PRX UFO Robot Grendizer
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Speedster (Racing Light Blue)39mm
PRX UFO Robot Grendizer40mm
Power Reserve
Speedster (Racing Light Blue)40h
PRX UFO Robot Grendizer80h
Water Resistance
Speedster (Racing Light Blue)30m
PRX UFO Robot Grendizer100m
MSRP
Speedster (Racing Light Blue)$299
PRX UFO Robot Grendizer$950
Full specifications
Case
6 specsCategory
Chronograph
Dress
Diameter
39mm
40mm
Thickness
12mm
10.93mm
Lug-to-Lug
46mm
39.5mm
Lug Width
20mm
12mm
Water Resistance
30m
100m
Crystal & Dial
4 specsAR Coating
Inner
Yes
Dial Color
Black
Blue
Indices
Applied
Indexes
Lume
None
Super-LumiNova ®
Movement
2 specsCaliber
Miyota 6S21
Powermatic 80
Power Reserve
40h
80h
Pricing
1 specsMSRP
$299
$950
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