Side by side

Momentum Mini Eclipse SolarvsTimefactors Speedbird GMT

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.

Momentum Mini Eclipse Solar

Owners widely praise the Momentum Mini Eclipse Solar for its lightweight titanium build, sapphire crystal, solar power, and excellent legibility, positioning it as a durable and versatile field/sport watch. Some owners find the seconds hand misses the dial markers, and one user reported a mixed bag of quality control with excessive bezel play, though others report good bezel action. One owner noted the lume is not amazing. Overall, owners rate the Momentum Mini Eclipse Solar highly for its durable, lightweight titanium construction and solar functionality at an attractive price point.

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.

At a glance

10 of 29 specs differ
Diameter
Mini Eclipse Solar30mm
Speedbird GMT36mm
Power Reserve
Mini Eclipse Solar
Speedbird GMT
Water Resistance
Mini Eclipse Solar100m
Speedbird GMT100m
MSRP
Mini Eclipse Solar$255
Speedbird GMT$315

Full specifications

Case

4 specs
Diameter
30mm
36mm
Thickness
10.5mm
11.6mm
Lug-to-Lug
0mm
42.5mm
Lug Width
14mm
18mm

Crystal & Dial

2 specs
Dial Color
Black
Lume
None
Super Luminova X1 C3

Movement

3 specs
Caliber
Seiko VS22
Ronda 515
Type
Solar
Quartz
Power Reserve
0h

Pricing

1 specs
MSRP
$255
$315
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