Home / Smartwatch / Comparison

Apple Apple Watch Series 9 (45mm) vs Apple Apple Watch Series 5

Apple Apple Watch Series 9 (45mm) ($124) vs Apple Apple Watch Series 5 ($85) — side-by-side specs, weight, pros and cons to help you pick the right smartwatch.

Apple Apple Watch Series 9 (45mm)
Apple
Apple Watch Series 9 (45mm)
$124
Check Price →
Apple Apple Watch Series 5
Apple
Apple Watch Series 5
$85
Check Price →
Spec-by-spec
SpecApple Apple Watch Series 9 (45mm)Apple Apple Watch Series 5
Price$124$85
Weight38.7g36.5g
ChipS9 SiPS5, 64-bit dual-core
Case45mm aluminium, GPS—
Display2000 nit always-on RetinaAlways-on Retina OLED, first Apple Watch
Water50m, WR50—
Sizes41mm and 45mm—
Weight38.7g (Apple published)36.5g (Apple published, 44mm Aluminum)
Compass—Built-in
Safety—International emergency calling
WR—50m
Pros & Cons

Apple Apple Watch Series 9 (45mm)

  • Double Tap works one-handed
  • 2000 nit display is genuinely bright outdoors
  • On-device Siri
  • Same case design as the Series 7 and 8
  • Battery still about 18 hours
  • Blood oxygen disabled on some US units

Apple Apple Watch Series 5

  • First Apple Watch you can actually glance at without raising your wrist
  • Built-in compass, useful for hiking and orientation
  • International emergency calling built in
  • Same ECG and fall detection as Series 4
  • Always-on mode measurably shortens battery life
  • No blood oxygen sensor, that arrived with Series 6
  • watchOS support window is closing
  • Titanium and ceramic variants command a used premium over aluminum
Apple Apple Watch Series 5 is the better value at $85. Both are part of our curated smartwatch index — tap through to check current pricing.
More Smartwatch comparisons
Apple Apple Watch Ultra 3 vs Apple Apple Watch Series 11Apple Apple Watch Ultra 3 vs Apple Apple Watch SE (3rd Gen)Apple Apple Watch Ultra 3 vs Apple Apple Watch Series 10 (46mm)Apple Apple Watch Ultra 3 vs Apple Apple Watch Series 9 (45mm)Apple Apple Watch Ultra 3 vs Apple Apple Watch Series 8 (45mm)Apple Apple Watch Ultra 3 vs Apple Apple Watch Series 7 (45mm)