Side by side

Timefactors Speedbird GMTvsVaer Calendar Field

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

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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 GMT

Owners widely praise the Timefactors Speedbird GMT for its quality and value, with many appreciating its 36mm case size for wearability and its surprisingly good bracelet. Some owners note the GMT function is on an inner ring, and one owner found the date wheel sunken. The watch is noted for its classic aesthetic and is considered a good value, though purchasing requires patience due to limited order windows. Overall, owners rate the Timefactors Speedbird GMT highly for its wearability and value at the price point.

Vaer Calendar Field

Owners widely praise the Vaer Calendar Field for its excellent value, citing its clean WWII-inspired dial, thin 8.5mm to 9.5mm case, sapphire crystal, and 100m water resistance. The dial and hand design are consistently highlighted as phenomenal, with case finishing described as next-level for the price, featuring nice brushing. Some owners note the second hand does not perfectly align with markers, and the stock silicone strap attracts lint. One owner found the lume only serviceable and wished the date window was brighter. On balance, owners rate the Vaer Calendar Field highly for its exceptional dial design and case finishing at its price point.

At a glance

9 of 29 specs differ
Diameter
Speedbird GMT36mm
Calendar Field36mm
Power Reserve
Speedbird GMT
Calendar Field
Water Resistance
Speedbird GMT100m
Calendar Field100m
MSRP
Speedbird GMT$315
Calendar Field$189

Full specifications

Case

5 specs
Category
Field
Thickness
11.6mm
8.4mm
Lug-to-Lug
42.5mm
43mm
Lug Width
18mm
20mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

1 specs
Lume
Super Luminova X1 C3
None

Movement

2 specs
Caliber
Ronda 515
Miyota 2035
Power Reserve
0h

Pricing

1 specs
MSRP
$315
$189
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