Side by side
Timefactors Speedbird PRS-51vsOblvlo XM Racing
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Speedbird PRS-5136mm
XM Racing42mm
Power Reserve
Speedbird PRS-51—
XM Racing42h
Water Resistance
Speedbird PRS-51100m
XM Racing50m
MSRP
Speedbird PRS-51$436
XM Racing$269
Full specifications
Case
6 specsCategory
—
Sport
Diameter
36mm
42mm
Thickness
11.4mm
12mm
Lug-to-Lug
42mm
46mm
Lug Width
18mm
20mm
Water Resistance
100m
50m
Crystal & Dial
1 specsLume
SuperLuminova X1-C3
None
Movement
2 specsCaliber
Miyota 9015
Miyota 82S7
Power Reserve
—
42h
Pricing
1 specsMSRP
$436
$269
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