Found My KeysUK item-tracker guide
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Compare item trackers

Tick two to four trackers and press “Compare selected” to see them side by side — or scan the full table below. Blank cells mean the maker doesn’t state it.

eufy SmartTrack Card E40

eufy SmartTrack Card E40
Network
Apple Find My or Google Find Hub
Works with
iPhone & Android
Phone requirements
One network at a time: Apple Find My or Google Find Hub (reset to switch)
Form
Card (wallet)
Battery
Rechargeable on a standard wireless charger (not included)
Battery life
Up to 5 months per charge
Replaceable battery
No
Water / dust
Water resistant (no IP rating stated)
Speaker
80 dB
Size
1.7 mm thick (card size)
Weight
12 g
Buy
View on Amazon.co.uk

As stated by each maker. Amazon links are affiliate links. As an Amazon Associate I earn from qualifying purchases. Start a new comparison

All trackers

TrackerPickNetworkPhonesBatteryReplaceableWaterUWBRange (stated)
Apple AirTag (2nd generation) Find My iPhone More than a year Yes IP67 Yes Not stated in metres
Apple AirTag (1st generation) Find My iPhone Over a year with everyday use Yes IP67 Yes Not stated by Apple
Samsung Galaxy SmartTag2 SmartThings Find Samsung Galaxy Up to 500 days Yes IP67 Yes Up to 120 m
Tile Pro (2024) Tile iPhone & Android Up to 1 year Yes IP68 No Up to 152 m
Tile (formerly Tile Mate, 2024) Tile iPhone & Android Up to 3 years No IP68 No Up to 106 m
Tile Slim (2024) Tile iPhone & Android Up to 3 years No IP68 No Up to 106 m
Tile Sticker (2024) Tile iPhone & Android Up to 3 years No IP68 No Up to 76 m
Motorola moto tag Find Hub Android About a year with everyday use Yes IP67 Yes Up to 100 m
Motorola moto tag 2 Find Hub Android More than 600 days Yes IP68 Yes Not stated on the UK spec sheet
Chipolo POP Find My or Find Hub iPhone & Android Up to 1 year Yes IP55 No Up to 90 m
Chipolo LOOP Find My or Find Hub iPhone & Android Up to 1 year per charge No IP67 No Up to 120 m
Chipolo CARD (rechargeable) Find My or Find Hub iPhone & Android Up to 1 year per charge No IP67 No Up to 120 m
Pebblebee Clip 5 Find My or Find Hub iPhone & Android Up to 12 months per charge No IP66 Up to 150 m
Pebblebee Card 5 Find My or Find Hub iPhone & Android Up to 18 months per charge No IP66 Up to 500 ft
Pebblebee Halo Find My or Find Hub iPhone & Android Up to 12 months per charge No IP66 Up to 150 m
Pebblebee LÔC8 Find My or Find Hub iPhone & Android Up to 3 years Yes Not rated for direct wa… Up to 500 ft in ideal conditions
eufy SmartTrack Link Find My iPhone Up to 1 year Yes IPX4 No Up to 80 m
eufy SmartTrack Card Find My iPhone Up to 3 years No Water resistant Up to 260 ft
eufy SmartTrack Card E30 Find My iPhone Up to 1 year per charge No Water resistant Up to 80 m
eufy SmartTrack Card E40 Find My or Find Hub iPhone & Android Up to 5 months per charge No Water resistant
Xiaomi Tag Find My or Find Hub iPhone & Android Over a year Yes IP67 No
UGREEN FineTrack Smart Tracker (iOS only) Find My iPhone Up to 2 years Yes No 10 m with no obstacles
Knog Scout Bike Alarm & Finder Find My iPhone Up to 6 months No IP66
Tick 2–4 trackers, then compare (the first four ticked are used).