Side by side

Seiko AstronvsTissot T-Touch Connect Sport

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

Astron
SeikoAstron
MSRP $2,700
T-Touch Connect Sport
TissotT-Touch Connect Sport
MSRP $1,250

At a glance

13 of 29 specs differ
Diameter
Astron43.3mm
T-Touch Connect Sport43.75mm
Power Reserve
Astron40h
T-Touch Connect Sport40h
Water Resistance
Astron100m
T-Touch Connect Sport50m
MSRP
Astron$2,700
T-Touch Connect Sport$1,250

Full specifications

Case

6 specs
Category
Chronograph
Sport
Diameter
43.3mm
43.75mm
Thickness
13.4mm
13.47mm
Lug-to-Lug
49.5mm
43mm
Lug Width
14mm
21mm
Water Resistance
100m
50m

Crystal & Dial

4 specs
Crystal Shape
Curved
Tactile
AR Coating
Super-clear coating
Inner
Indices
Applied
Indexes
Lume
LumiBrite on hands and index(es)
None

Movement

2 specs
Caliber
5X83
16,5'''
Jewels
14
25

Pricing

1 specs
MSRP
$2,700
$1,250

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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.

Seiko Astron

The Seiko Astron is widely praised for its advanced timekeeping technology, including GPS and radio wave synchronization, offering grab-and-go convenience and exceptional accuracy, with some users reporting +/- 15 seconds per month or even 1/2 second per day for its autonomous quartz movement. Owners appreciate its well-finished titanium cases and bracelets, detailed dials with high-contrast markers, and lightweight, comfortable wearability. However, some find the price point of around $2,000 to $2,400 expensive, noting that GPS sync works best outdoors and that certain models lack screw-down casebacks, impacting water resistance. The lume is described as sparse on some models, and recessed buttons require tools to operate. Overall, owners and reviewers rate the Seiko Astron highly for its cutting-edge technology and comfortable, well-finished design, with the value proposition becoming more compelling when models are found at a discount.

From video reviewers

The watch's automatic time zone adjustment via GPS is a notable feature. The watch's solar-powered charging system can take up to 6 months to fully charge, which may not be ideal for users who need a quick power boost.

Tissot T-Touch Connect Sport

The Tissot T-Touch Connect Sport is praised for its attractive, traditional watch-like aesthetics and comfortable wearability, featuring a compact 43mm titanium case and a tactile AMOLED screen. Owners and reviewers highlight its impressive Swiss-made solar cell technology, excellent battery life, and solar charging capabilities. The vibration motor for notifications is noted as strong enough to be effective, and the watch displays caller ID and message previews, though notifications cannot be reviewed later. Its motorized hands move quickly to clear the screen for display. However, some find the Tissot T-Touch Connect Sport overpriced and its concept dated, with limited software functionality and a lack of watch face customization. Data is primarily accessed via a paired smartphone app. The motorized hands serve only to move out of the way for the screen, rather than indicating other functions.

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