Side by side

Hamilton Khaki Aviation Pilot Pioneer Mechanical ChronovsTissot PR516

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

What people say

Owners + reviewers, side by side

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

Hamilton Khaki Aviation Pilot Pioneer Mechanical Chrono

Owners and reviewers widely praise the Hamilton Khaki Aviation Pilot Pioneer Mechanical Chrono for its authentic military design, attractive dial execution, and intriguing asymmetrical case, with many appreciating its utilitarian feel and vintage vibe. The hand-wound H-51-Si movement, offering a 60-hour power reserve and accuracy around +5 to +7 seconds per day, is also noted positively, as is the satisfying feel of manual winding. Some owners find the 36mm case size light and versatile, while others note it wears larger than its dimensions suggest. However, several sources point to the mineral crystal as a drawback compared to sapphire, and the lume is generally described as weak. The included strap is frequently criticized for being too long and uncomfortable, with many preferring it on a NATO strap. On balance, owners and reviewers rate the Hamilton Khaki Aviation Pilot Pioneer Mechanical Chrono highly for its compelling vintage military aesthetic and solid value proposition.

From video reviewers

The vintage-inspired design referencing a 1970s RAF model is a shared strength. Reviewers did not reach a consensus on any weaknesses or specific points of disagreement.

Tissot PR516

Owners and reviewers widely praise the Tissot PR516 for its retro styling and value, with many highlighting its well-finished dial and bezel execution. The manual-wind chronograph variant is noted for its impressive movement and accessible price point, while the automatic chronograph is described as rugged with a clean dial and cool color scheme. However, some owners find the dial bland, and the automatic chronograph's slab-sided case and weight lead to a clumsy wear experience. The mineral glass bezel insert on the automatic chronograph deviates from the original's flush design, and the movement finishing is considered simplistic. One owner of the Powermatic variant expressed disappointment with its fixed bezel, deeming it a marketing gimmick. On balance, enthusiasts rate the Tissot PR516 highly for its vintage-inspired design and horological substance at an accessible price.

At a glance

12 of 29 specs differ
Diameter
Khaki Aviation Pilot Pioneer Mechanical Chrono40mm
PR51641mm
Power Reserve
Khaki Aviation Pilot Pioneer Mechanical Chrono60h
PR51668h
Water Resistance
Khaki Aviation Pilot Pioneer Mechanical Chrono100m
PR516100m
MSRP
Khaki Aviation Pilot Pioneer Mechanical Chrono$2,445
PR516$2,100

Full specifications

Case

5 specs
Category
Pilot
Chronograph
Diameter
40mm
41mm
Thickness
14.35mm
13.67mm
Lug-to-Lug
50mm
41mm
Lug Width
22mm
20mm

Crystal & Dial

4 specs
AR Coating
Yes
Dial Color
Blue
Black
Indices
Indexes
Lume
None
Super-LumiNova ®

Movement

2 specs
Caliber
H-51-Si
13.25'
Power Reserve
60h
68h

Pricing

1 specs
MSRP
$2,445
$2,100
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