Albert-AMG
··TAG Heuer Forums Moderator1st Generation (46mm)
From 2015 to 2017
TAG Heuer Connected Calibre E1
(SAR8A)
Info:
https://tagheuerforums.com/threads/...t-watch-update-and-2016-new-model-news.29014/
Only one lower bezel “wing” and asymmetric strap. Early models have a 'SWISS ENGINEERED' text on the lower wing.
Titanium case with black plastic caseback
Not 50 meters waterproof
Carrera Calibre 5 exchange watch for 1st Gen.
(SAR2A80)
#connectedtoeternity
Info:
https://tagheuerforums.com/threads/carrera-connected-calibre-5-exchange-watch.38252/
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2nd Generation (45 and 41mm versions)
From 2017 to 2020
TAG Heuer Connected Calibre E2 Modular 45
(SBF8A)
Info:
https://tagheuerforums.com/threads/ownership-experiences-2017-tag-heuer-connected-modular-45.54621/
Two bezel “wings”, upper and lower
'SWISS MADE' text on lower wing. This is the first Swiss Made smartwatch ever, and the only Swiss Made TAG Heuer Connected generation.
All E2 are made in titanium
Full titanium case, including caseback
We can find a '50 METERS WATERPROOF' (early versions) or just a '50 METERS' text on the caseback
Modular concept with quick-release system for lugs, straps, buckles, and with available mechanical modules (this is the only Modular generation)
Modular 45 buckle:
Specific links on the straps to fit the Modular lugs. E2 Modular straps only fit E2 Modular watch
From 2018 to 2020
TAG Heuer Connected Calibre E2 Modular 41
(SBF81)
Info:
https://tagheuerforums.com/threads/ownership-experiences-2018-tag-heuer-connected-modular-41.77364/
Modular 41 buckle is different from 45
Mechanical modules for Calibre E2 45mm
(AWBF2A80, ACBF2A80, ACBF5A80)
#connectedtoeternity
Info:
https://tagheuerforums.com/threads/...cal-modules-for-connected-modular-45mm.69628/
Carrera Calibre 5 mechanical module 45mm (AWBF2A80)
Carrera Calibre 16 mechanical module 45mm (ACBF2A80)
Carrera Calibre Heuer 02 Tourbillon mechanical module 45mm (ACBF5A80)
Mechanical module for Calibre E2 Modular 41mm
#connectedtoeternity
Carrera Calibre 5 mechanical module 41mm (AWBF2180)
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3rd Generation (45mm)
From 2020 to 2022
TAG Heuer Connected Calibre E3
(SBG8A)
Info:
https://tagheuerforums.com/threads/2020-tag-heuer-connected-discussions.110885/
Basic version in steel, and also available in titanium version. Made in China.
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4th Generation (45 and 42mm versions)
From 2022
TAG Heuer Connected Calibre E4 - 45mm (SBR8A) and Calibre E4 - 42mm (SBR80)
Info:
https://tagheuerforums.com/threads/2022-tag-heuer-connected-discussions-thread.142026/
Basic version in steel, and also available in titanium version. Made in China.
At first glance it’s not easy to differentiate E3 from E4 45mm. This side by side pictures are helpful:
E4/E3
Calibre E4 - 42mm (SBR80)
Bezel is under the glass