Side by side

Timefactors Speedbird PRS-51vsVaer Field

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

Speedbird PRS-51
TimefactorsSpeedbird PRS-51
MSRP $436
Field
VaerField
MSRP $329
What people say

Owners + reviewers, side by side

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

Timefactors Speedbird PRS-51

Owners widely praise the Timefactors Speedbird PRS-51 for its flieger design, AR sapphire crystal, and value at £200. The 36mm case is noted to wear closer to 37mm due to the dial size, and while one owner describes the 5-link bracelet as well-built but stiff, another praises its drape and articulation. Accuracy figures vary among owners, with one reporting +7 seconds per day and another around +10 seconds per day, though one owner states theirs keeps impeccable time. The Miyota 9015 movement is noted by one owner to exhibit noticeable rotor wobble. Overall, owners rate the Timefactors Speedbird PRS-51 highly for its pilot watch aesthetics and value.

Vaer Field

Owners widely praise the Vaer Field's wearability, citing its slim 10.4mm thickness and 40mm case size. Reviewers and owners alike commend the crisp dial and excellent C3 SuperLuminova lume, with one owner noting it is "crazy bright." The Miyota 9015 movement is reported by one owner to run at +6 seconds per day. Some owners find the date window on older models to be a design flaw, and the lug hole placement can create a gap with standard straps. The $549 price is considered a hard sell by some, with others feeling it offers less value than established brands. Overall, owners rate the Vaer Field highly for its comfortable, slim case and bright lume at its price point.

At a glance

11 of 29 specs differ
Diameter
Speedbird PRS-5136mm
Field40mm
Power Reserve
Speedbird PRS-51
Field40h
Water Resistance
Speedbird PRS-51100m
Field100m
MSRP
Speedbird PRS-51$436
Field$329

Full specifications

Case

6 specs
Category
Field
Diameter
36mm
40mm
Thickness
11.4mm
10.4mm
Lug-to-Lug
42mm
48mm
Lug Width
18mm
20mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
White
Lume
SuperLuminova X1-C3
None

Movement

1 specs
Power Reserve
40h

Pricing

1 specs
MSRP
$436
$329
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