Side by side

Breitling Premier B09 Chronograph 40vsHamilton Khaki Aviation Khaki Pilot Pioneer Auto Chrono

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

Premier B09 Chronograph 40
BreitlingPremier B09 Chronograph 40
MSRP $9,950
What people say

Owners + reviewers, side by side

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

Breitling Premier B09 Chronograph 40

The Breitling Premier B09 Chronograph 40 is widely praised for its classic chronograph design, in-house manual-wind movement, and legible dial with applied Arabic numerals. Owners and reviewers highlight the bold pistachio green dial as a standout feature, with one owner noting the watch's attractive aesthetic is changing their perception of chronographs. The winding action is anticipated to be a pleasurable, tactile experience, and the watch offers 100m water resistance. One owner found the new leather strap shiny but expects it to develop a patina. Overall, owners and reviewers rate the Breitling Premier B09 Chronograph 40 highly for its tasteful design and the appealing pistachio green dial option.

Hamilton Khaki Aviation Khaki Pilot Pioneer Auto Chrono

Owners widely praise the Hamilton Khaki Aviation Khaki Pilot Pioneer Auto Chrono for its excellent dial legibility and unique, vintage-inspired design, with some noting its thinness and 72-hour power reserve. Reviewers highlight its charismatic, function-forward military aesthetic and attractive dial execution. The watch is considered a wise starting point for a chronograph under $2,000, with observed accuracy around +/- 4 seconds per day and a 60-hour power reserve. Some owners find the non-screw-down crown limits water confidence, and one reviewer notes the mineral crystal scratches more easily than sapphire. The price is considered a bit punchy by one source. On balance, owners and reviewers rate the Hamilton Khaki Aviation Khaki Pilot Pioneer Auto Chrono highly for its handsome, utilitarian design and value.

At a glance

17 of 29 specs differ
Diameter
Premier B09 Chronograph 4040mm
Khaki Aviation Khaki Pilot Pioneer Auto Chrono41mm
Power Reserve
Premier B09 Chronograph 4070h
Khaki Aviation Khaki Pilot Pioneer Auto Chrono60h
Water Resistance
Premier B09 Chronograph 40100m
Khaki Aviation Khaki Pilot Pioneer Auto Chrono100m
MSRP
Premier B09 Chronograph 40$9,950
Khaki Aviation Khaki Pilot Pioneer Auto Chrono$1,995

Full specifications

Case

6 specs
Diameter
40mm
41mm
Thickness
13.08mm
16mm
Lug-to-Lug
46mm
Lug Width
20mm
22mm
Finish
Stainless steel
Brushed and polished
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Beige
Indices
Applied

Movement

6 specs
Caliber
Breitling B09 (Manufacture)
H-31
Type
Manual
Automatic
Beat Rate
0 vph
28,800 vph
Power Reserve
70h
60h
Jewels
0
25
Complications
Chronograph
None

Pricing

1 specs
MSRP
$9,950
$1,995
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Follow this matchup

Get a note when Breitling Premier B09 Chronograph 40 vs Hamilton Khaki Aviation Khaki Pilot Pioneer Auto Chrono gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.