Side by side

Citizen Atomic Perpetual A-TvsTissot PRX

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

PRX
TissotPRX
MSRP $850
What people say

Owners + reviewers, side by side

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

Citizen Atomic Perpetual A-T

Owners widely praise the Citizen Atomic Perpetual A-T for its handsome appearance, solid fit and finish, comfortable bracelet, and intuitive world time function. Its perpetual calendar and atomic timekeeping are highlighted as major conveniences, maintaining accuracy within 0.5 seconds even without syncing, and owners appreciate its "set & forget" nature and solar charging. The watch features a modest, stylish blue dial with delicate design details and a clutter-free layout, along with high water resistance without a screw-down crown and light titanium construction. Some find the dial unnecessarily busy, and its time zone functionality is noted as less useful outside the US, with atomic sync being less compelling below the equator. Accuracy is reported as +/-15 seconds per month if not syncing, but +/-0 seconds if it syncs via radio signal. Some find the watch a bit on the large side.

Tissot PRX

The Tissot PRX is widely praised for its exceptional finishing, comfortable wearability, and strong value proposition, with owners and reviewers highlighting its luxurious feel for the price. The integrated bracelet, often noted for its shine, finishing, and brushed surfaces with polished edges, is a significant draw, as is the watch's neo-vintage aesthetic and refined dial pattern. The slim case profile, measuring around 10.5mm to 11mm depending on the source, contributes to its comfortable daily wear, and the 100m water resistance is a practical feature. While one owner reported specific issues with a PRX Chronograph's hands and quality control after service, other sources focus on the Powermatic 80's reliable automatic movement and the overall joy of wearing the Tissot PRX. Some find sizing the bracelet challenging due to the lack of a micro-adjustment option.

From video reviewers

The Powermatic 80 movement with its 80-hour power reserve is consistently praised. The lume brightness is noted as a weakness. Reviewers disagree on the suitability of the lug-to-lug fit for smaller wrists.

At a glance

13 of 29 specs differ
Diameter
Atomic Perpetual A-T41mm
PRX40mm
Power Reserve
Atomic Perpetual A-T40h
PRX80h
Water Resistance
Atomic Perpetual A-T200m
PRX100m
MSRP
Atomic Perpetual A-T
PRX$850

Full specifications

Case

6 specs
Category
Pilot
Dress
Diameter
41mm
40mm
Thickness
12mm
10.93mm
Lug-to-Lug
46mm
39.5mm
Lug Width
20mm
12mm
Water Resistance
200m
100m

Crystal & Dial

3 specs
AR Coating
Underside
Yes
Indices
Applied
Indexes
Lume
None
Super-LumiNova ®

Movement

3 specs
Caliber
H800
Powermatic 80
Type
Solar
Automatic
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$850
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