Side by side

Seiko Prospex SPEEDTIMERvsTimefactors Commander 71

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

Prospex SPEEDTIMER
SeikoProspex SPEEDTIMER
MSRP $750
Commander 71
TimefactorsCommander 71
MSRP $530
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Seiko Prospex SPEEDTIMER

Owners widely praise the Seiko Prospex SPEEDTIMER's design, with specific mentions of its beautiful ice blue sundial and compact 39mm case size, which some note wears smaller than its specifications due to a short lug-to-lug distance. Reviewers highlight its racing-inspired aesthetic and versatility, with one owner finding the 39mm solar model a sturdy and reliable everyday watch with 100m water resistance. However, some owners question the value proposition, citing the $700 price for a solar quartz model and a thickness of 13mm, while others expressed a preference for automatic movements. On balance, owners and reviewers appreciate the Seiko Prospex SPEEDTIMER's attractive vintage-inspired design and compact wearability, though some debate its value and thickness for a solar quartz chronograph.

Timefactors Commander 71

Owners widely praise the Timefactors Commander 71 for its exceptional build quality and substantial feel, noting its vintage design with a clean no-date dial, gilt accents, and creamy lume. Some owners find its 13.7mm thickness and 162-gram weight substantial, and the bezel's numeral fonts are considered small by one owner. Overall, owners rate the Timefactors Commander 71 highly for its vintage aesthetic and build quality at its price point.

At a glance

14 of 29 specs differ
Diameter
Prospex SPEEDTIMER41.4mm
Commander 7140mm
Power Reserve
Prospex SPEEDTIMER40h
Commander 71
Water Resistance
Prospex SPEEDTIMER100m
Commander 71300m
MSRP
Prospex SPEEDTIMER$750
Commander 71$530

Full specifications

Case

6 specs
Category
Chronograph
Diameter
41.4mm
40mm
Thickness
13mm
13.2mm
Lug-to-Lug
45.9mm
48mm
Lug Width
21mm
20mm
Water Resistance
100m
300m

Crystal & Dial

4 specs
Crystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Lume
LumiBrite on hands and index(es)
Super-LumiNova

Movement

3 specs
Caliber
V192
Miyota 9015
Type
Quartz
Automatic
Power Reserve
40h

Pricing

1 specs
MSRP
$750
$530
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