Device summary

Apple

Apple Watch Series 9 45mm

Redmi

Redmi Watch Move

Full specifications

Full specifications
Basic information
Release year20232025
Starting price——
Display size—1.9-inch
Dimensions38.0 mm × 45.0 mm × 10.7 mm38.9 mm × 45.5 mm × 10.8 mm
Weight39 g25 g
Front materialIon-X glass or sapphire crystal—
Back material——
Display
Display technologyAlways-On Retina LTPO OLEDAMOLED
Peak brightness2000 nits—
ProtectionIon-X glass (aluminum) / Sapphire (stainless steel)—
Resolution—390 × 450
Performance
ChipsetApple S9 SiP—
Storage64 GB—
Expandable storageNoNo
Battery & charging
Charging standardApple Watch Magnetic Fast ChargerMagnetic charging dock
Battery typeBuilt-in rechargeable lithium-ionLithium-ion polymer
Connectivity
CellularLTE (GPS + Cellular models)GPS / multi-GNSS
Wi‑FiWi‑Fi 4 (802.11n)—
BluetoothBluetooth 5.3Bluetooth
NFCYesYes
Build & durability
FrameAluminum or stainless steel—
Ingress protectionWater resistance 50m; IP6X dust resistanceIP68

Key differences

The most meaningful measured gaps in size and weight — not an overall winner.

  • Weight

    Redmi Watch Move

    14 g lighter

  • Width

    Redmi Watch Move

    0.9 mm wider · minor difference

  • Height

    Redmi Watch Move

    0.5 mm taller · minor difference

  • Thickness

    Very similar thickness

What these size differences mean

Calculated from the dimensions shown, rounded to 0.1 mm and 1 g. Percentages use the smaller measurement as the reference. Fold and rotation settings affect the dimensions compared.

  • Redmi Watch Move is 0.9 mm (2.4% relative to Apple Watch Series 9 45mm) wider. Check this difference against the width of your current device and pocket opening.
  • Redmi Watch Move is 0.5 mm (1.1% relative to Apple Watch Series 9 45mm) taller. This describes the body outline; screen diagonal alone does not tell you the overall size.
  • Redmi Watch Move is 0.1 mm (0.9% relative to Apple Watch Series 9 45mm) thicker. Cases and camera protrusions can change the clearance you need.
  • Redmi Watch Move is 14 g lighter. This is the listed device-weight difference, not a measured comfort rating.

Use these figures to compare physical size. They do not establish one-handed reach, pocket fit, durability or an overall winner.

Sources and measurement notes

Sizometry compares published specifications and calculates differences. These are not hands-on measurements or tests of comfort, performance or pocket fit.

Check the exact model, year, region and configuration on the linked page. References may cover several variants. Folded and unfolded dimensions differ; cases and camera protrusions may change the space a device needs. Drawings share a relative scale and are not calibrated to life size on your screen.

Apple Watch Series 9 45mm vs Redmi Watch Move Size Comparison