Side by side

Sternglas Naos Pro AutomatikvsRZE Aspirare

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

Naos Pro Automatik
SternglasNaos Pro Automatik
MSRP $755
Aspirare
RZEAspirare
MSRP $699

At a glance

15 of 29 specs differ
Diameter
Naos Pro Automatik38mm
Aspirare44mm
Power Reserve
Naos Pro Automatik42h
Aspirare40h
Water Resistance
Naos Pro Automatik50m
Aspirare200m
MSRP
Naos Pro Automatik$755
Aspirare$699

Full specifications

Case

8 specs
Category
Dress
Diver
Diameter
38mm
44mm
Thickness
9mm
13mm
Lug-to-Lug
42.4mm
53mm
Lug Width
20mm
22mm
Material
Stainless Steel
Grade 5 Titanium
Water Resistance
50m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

3 specs
AR Coating
Inner
Underside
Dial Color
White
Lume
Luminova Punkte
None

Movement

3 specs
Caliber
Miyota 9015
Miyota 9039
Power Reserve
42h
40h
Jewels
25

Pricing

1 specs
MSRP
$755
$699

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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.

Sternglas Naos Pro Automatik

The Sternglas Naos Pro Automatik is praised for its slim 9mm case and Bauhaus dial design, featuring clear hour markers and a framed date window. Owners note the upgraded Miyota 9015 movement with a 4Hz beat rate. Accuracy is reported as -10/+30 seconds per day, which is not ideal for precision enthusiasts. The five-link bracelet's lack of fitted end-links and the optional bracelet's chunkiness are flagged as areas lacking refinement. Overall, reviewers highlight the Sternglas Naos Pro Automatik's improved wearability and premium feel at its price point.

From video reviewers

The Bauhaus design is a strength. The value proposition is a weakness.

RZE Aspirare

The RZE Aspirare is widely praised for its exceptional value and build quality at $599, featuring a 44mm titanium case with UltraHex coating and a Miyota 9015 movement. Owners find the watch surprisingly comfortable, even on smaller wrists, and appreciate its modern, futuristic design and interchangeable bezel system. Some reviewers note the minute hand appears slightly short relative to the chapter ring, and the 53mm lug-to-lug may be challenging for smaller wrists. On balance, owners and reviewers rate the RZE Aspirare highly for its robust titanium construction and strong value proposition.

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