Answer Which smartwatches work with an iPhone?
Of the 39 smartwatches in the catalogue, 28 work with an iPhone in full and 11 do not work with it. Each row quotes the maker’s own compatibility sentence, linked and dated; the group comes from our classification of that sentence, applied by the one rule every watch and phone page uses.
Published Figures read to
Works in full28
Pairs with an iPhone, and every feature the maker lists works with it.
| Watch | With an iPhone | Maker’s compatibility statement | Source |
|---|---|---|---|
| Apple Watch Series 12 42mm | Works with your iPhone. | “iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 27 or later”Apple UK — Apple Watch Series 12 Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch Series 12 46mm | Works with your iPhone. | “iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 27 or later”Apple UK — Apple Watch Series 12 Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch Ultra 4 49mm | Works with your iPhone. | “iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 27 or later”Apple UK — Apple Watch Ultra 4 Tech Specs, retrieved 2026-09-13 | Official |
| Garmin fēnix 9 43mm | Works with your iPhone. | “Compatible with iPhone and Android”Garmin UK — fēnix 9 Pro 47 mm, retrieved 2026-09-13 | Official |
| Garmin fēnix 9 47mm | Works with your iPhone. | “Compatible with iPhone and Android”Garmin UK — fēnix 9 Pro 47 mm, retrieved 2026-09-13 | Official |
| Garmin fēnix 9 51mm | Works with your iPhone. | “Compatible with iPhone and Android”Garmin UK — fēnix 9 Pro 47 mm, retrieved 2026-09-13 | Official |
| Garmin fēnix 9 Pro 47mm | Works with your iPhone. | “Compatible with iPhone and Android”Garmin UK — fēnix 9 Pro 47 mm, retrieved 2026-09-13 | Official |
| Garmin Venu 4 41mm | Works with your iPhone. | “Compatible with iPhone and Android”Garmin UK — Venu 4 41 mm, retrieved 2026-09-13 | Official |
| Garmin Venu 4 45mm | Works with your iPhone. | “Compatible with iPhone and Android”Garmin UK — Venu 4 45 mm, retrieved 2026-09-13 | Official |
| Apple Watch SE 3 40mm | Works with your iPhone. | “iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 27 or later”Apple UK — Apple Watch SE 3 Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch SE 3 44mm | Works with your iPhone. | “iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 27 or later”Apple UK — Apple Watch SE 3 Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch Series 11 42mm | Works with your iPhone. | “iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 26 or later”Apple Support — Apple Watch Series 11 Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch Series 11 46mm | Works with your iPhone. | “iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 26 or later”Apple Support — Apple Watch Series 11 Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch Ultra 3 49mm | Works with your iPhone. | “iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 26 or later”Apple Support — Apple Watch Ultra 3 Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch Series 10 42mm | Works with your iPhone. | “iPhone Xs or later with iOS 18 or later and iPhone SE (2nd generation or later)”Apple Support — Apple Watch Series 10 Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch Series 10 46mm | Works with your iPhone. | “iPhone Xs or later with iOS 18 or later and iPhone SE (2nd generation or later)”Apple Support — Apple Watch Series 10 Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch Series 9 41mm | Works with your iPhone. | “iPhone Xs or later with iOS 17 or later”Apple Support — Apple Watch Series 9 Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch Series 9 45mm | Works with your iPhone. | “iPhone Xs or later with iOS 17 or later”Apple Support — Apple Watch Series 9 Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch Ultra 2 49mm | Works with your iPhone. | “iPhone Xs or later with iOS 18 or later and iPhone SE (2nd generation or later)”Apple Support — Apple Watch Ultra 2 Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch Ultra 49mm | Works with your iPhone. | “iPhone 8 or later with iOS 16 or later”Apple Support — Apple Watch Ultra Tech Specs, retrieved 2026-09-22 | Official |
| Apple Watch SE 2 40mm | Works with your iPhone. | “iPhone Xs or later with iOS 18 or later”Apple Support — Apple Watch SE (2nd generation) Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch SE 2 44mm | Works with your iPhone. | “iPhone Xs or later with iOS 18 or later”Apple Support — Apple Watch SE (2nd generation) Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch Series 8 41mm | Works with your iPhone. | “iPhone 8 or later with iOS 16 or later”Apple Support — Apple Watch Series 8 Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch Series 8 45mm | Works with your iPhone. | “iPhone 8 or later with iOS 16 or later”Apple Support — Apple Watch Series 8 Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch Series 7 41mm | Works with your iPhone. | “iPhone 6s or later with the latest iOS version”Apple Support — Apple Watch Series 7 Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch Series 7 45mm | Works with your iPhone. | “iPhone 6s or later with the latest iOS version”Apple Support — Apple Watch Series 7 Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch Series 6 40mm | Works with your iPhone. | “iPhone 6s or later with iOS 14 or later”Apple Support — Apple Watch Series 6 Tech Specs, retrieved 2026-09-13 | Official |
| Apple Watch Series 6 44mm | Works with your iPhone. | “iPhone 6s or later with iOS 14 or later”Apple Support — Apple Watch Series 6 Tech Specs, retrieved 2026-09-13 | Official |
Does not work11
Will not pair with an iPhone. Each row gives the reason and quotes the maker’s own compatibility sentence.
| Watch | With an iPhone | Maker’s compatibility statement | Source |
|---|---|---|---|
| Google Pixel Watch 5 41mm | Does not work with your iPhone. This watch needs an Android phone. | “Works with most phones running on Android 12.0 or newer. Requires a Google Account and the Google Pixel Watch app.”Google Store UK — Pixel Watch 5 specs, retrieved 2026-09-13 | Official |
| Google Pixel Watch 5 45mm | Does not work with your iPhone. This watch needs an Android phone. | “Works with most phones running on Android 12.0 or newer. Requires a Google Account and the Google Pixel Watch app.”Google Store UK — Pixel Watch 5 specs, retrieved 2026-09-13 | Official |
| Galaxy Watch Ultra2 47mm | Does not work with your iPhone. This watch needs an Android phone. | “Android 13.0 or higher and with more than 1.5GB of memory”Samsung Newsroom UK — Galaxy Watch Ultra2 and Watch9, retrieved 2026-09-13 | Official |
| Galaxy Watch9 40mm | Does not work with your iPhone. This watch needs an Android phone. | “Android 13.0 or higher and with more than 1.5GB of memory”Samsung Newsroom UK — Galaxy Watch Ultra2 and Watch9, retrieved 2026-09-13 | Official |
| Galaxy Watch9 44mm | Does not work with your iPhone. This watch needs an Android phone. | “Android 13.0 or higher and with more than 1.5GB of memory”Samsung Newsroom UK — Galaxy Watch Ultra2 and Watch9, retrieved 2026-09-13 | Official |
| Google Pixel Watch 4 41mm | Does not work with your iPhone. This watch needs an Android phone. | “Works with most phones running on Android 11.0 or newer. Requires a Google Account and the Google Pixel Watch app.”Google Store UK — Pixel Watch 4 specs, retrieved 2026-09-13 | Official |
| Google Pixel Watch 4 45mm | Does not work with your iPhone. This watch needs an Android phone. | “Works with most phones running on Android 11.0 or newer. Requires a Google Account and the Google Pixel Watch app.”Google Store UK — Pixel Watch 4 specs, retrieved 2026-09-13 | Official |
| Galaxy Watch Ultra 47mm | Does not work with your iPhone. This watch needs an Android phone. | “Android 11.0 or higher and with more than 1.5GB of memory”Samsung Newsroom UK — Galaxy Watch8 series, retrieved 2026-09-13 | Official |
| Galaxy Watch8 40mm | Does not work with your iPhone. This watch needs an Android phone. | “Android 11.0 or higher and with more than 1.5GB of memory”Samsung Newsroom UK — Galaxy Watch8 series, retrieved 2026-09-13 | Official |
| Galaxy Watch8 44mm | Does not work with your iPhone. This watch needs an Android phone. | “Android 11.0 or higher and with more than 1.5GB of memory”Samsung Newsroom UK — Galaxy Watch8 series, retrieved 2026-09-13 | Official |
| Galaxy Watch8 Classic 46mm | Does not work with your iPhone. This watch needs an Android phone. | “Android 11.0 or higher and with more than 1.5GB of memory”Samsung Newsroom UK — Galaxy Watch8 series, retrieved 2026-09-13 | Official |
Pixel Watch with an iPhone4
None of the 4 Google watches in the catalogue pairs with an iPhone. The maker’s own sentence is on each row.
| Watch | Verdict | The maker’s compatibility statement |
|---|---|---|
| Google Pixel Watch 5 41mm | Does not work with your iPhone. This watch needs an Android phone. Official | “Works with most phones running on Android 12.0 or newer. Requires a Google Account and the Google Pixel Watch app.” Official |
| Google Pixel Watch 5 45mm | Does not work with your iPhone. This watch needs an Android phone. Official | “Works with most phones running on Android 12.0 or newer. Requires a Google Account and the Google Pixel Watch app.” Official |
| Google Pixel Watch 4 41mm | Does not work with your iPhone. This watch needs an Android phone. Official | “Works with most phones running on Android 11.0 or newer. Requires a Google Account and the Google Pixel Watch app.” Official |
| Google Pixel Watch 4 45mm | Does not work with your iPhone. This watch needs an Android phone. Official | “Works with most phones running on Android 11.0 or newer. Requires a Google Account and the Google Pixel Watch app.” Official |
Which iPhone each Apple Watch needs22
Apple states the iPhone and iOS version each watch needs. Across the 22 Apple Watches with a statement on file there are 8 distinct requirements; each row quotes Apple’s own words, newest watch first.
| Watch | Apple’s requirement |
|---|---|
| Apple Watch Series 12 42mm | “iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 27 or later” Official |
| Apple Watch Series 12 46mm | “iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 27 or later” Official |
| Apple Watch Ultra 4 49mm | “iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 27 or later” Official |
| Apple Watch SE 3 40mm | “iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 27 or later” Official |
| Apple Watch SE 3 44mm | “iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 27 or later” Official |
| Apple Watch Series 11 42mm | “iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 26 or later” Official |
| Apple Watch Series 11 46mm | “iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 26 or later” Official |
| Apple Watch Ultra 3 49mm | “iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 26 or later” Official |
| Apple Watch Series 10 42mm | “iPhone Xs or later with iOS 18 or later and iPhone SE (2nd generation or later)” Official |
| Apple Watch Series 10 46mm | “iPhone Xs or later with iOS 18 or later and iPhone SE (2nd generation or later)” Official |
| Apple Watch Series 9 41mm | “iPhone Xs or later with iOS 17 or later” Official |
| Apple Watch Series 9 45mm | “iPhone Xs or later with iOS 17 or later” Official |
| Apple Watch Ultra 2 49mm | “iPhone Xs or later with iOS 18 or later and iPhone SE (2nd generation or later)” Official |
| Apple Watch Ultra 49mm | “iPhone 8 or later with iOS 16 or later” Official |
| Apple Watch SE 2 40mm | “iPhone Xs or later with iOS 18 or later” Official |
| Apple Watch SE 2 44mm | “iPhone Xs or later with iOS 18 or later” Official |
| Apple Watch Series 8 41mm | “iPhone 8 or later with iOS 16 or later” Official |
| Apple Watch Series 8 45mm | “iPhone 8 or later with iOS 16 or later” Official |
| Apple Watch Series 7 41mm | “iPhone 6s or later with the latest iOS version” Official |
| Apple Watch Series 7 45mm | “iPhone 6s or later with the latest iOS version” Official |
| Apple Watch Series 6 40mm | “iPhone 6s or later with iOS 14 or later” Official |
| Apple Watch Series 6 44mm | “iPhone 6s or later with iOS 14 or later” Official |
The same question for other phones
Each phone’s own page lists the watches that pair with it, by the same rule.