WristGuide guides
WristGuide guides explain smartwatch connectivity, compatibility and features in plain language. Each guide includes data computed from the WristGuide catalog.
Plans and connectivity
- Do smartwatches need a data plan?
What works without one, and what needs LTE or eSIM. - What is an eSIM smartwatch?
How activation works and what to check first. - Cellular or Bluetooth smartwatch: which should you buy?
Who needs LTE and what it costs. - Kids smartwatches: plans, carriers and parental controls
What to look for and what to avoid.
Compatibility
- Can you use an Apple Watch with an Android phone?
Why not, and what to buy instead. - Does a Samsung Galaxy Watch work with an iPhone?
Compatibility by brand.
Features and fit
- How to measure your wrist for a smartwatch
Match your wrist to case sizes. - Smartwatch battery life: what the numbers really mean
Claims, tests and saver modes. - Dual-frequency GPS on a smartwatch: does it matter?
When the second band helps. - Smartwatch water resistance: ATM, IP68 and swimming
What each rating covers.
Buying
- Buying a smartwatch on Black Friday: a compatibility checklist
A sale price does not help if the watch does not work with your phone. Check these seven things before you buy a smartwatch on Black Friday.