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Product number
  • 807758
  • 860675
  • 860673
  • 807778
  • 807757
Manufacturer code
  • GST-B100D-1AER
  • 90081737
  • 90081734
  • GWG-100-1A3ER
  • GST-B100-1AER
Brand
  • Casio
  • Polar
  • Polar
  • Casio
  • Casio
Warranty
  • 2 years
  • 2 years
  • 2 years
  • 2 years
  • 2 years
Warranty type
  • Carry-in warranty
  • Carry-in warranty
  • Carry-in warranty
  • Carry-in warranty
  • Carry-in warranty
Old product returned for free
  • Yes
  • Yes
  • Yes
  • Yes
  • Yes

Generation
  • Adults
  • Adults
  • Adults
  • Adults
  • Adults
Gender adults
  • Men
  • Ladies, Men
  • Ladies, Men
  • Men
  • Men

Data display
  • Analog
  • Analog, Digital
  • Analog, Digital
  • Analog
  • Analog
Kleur wijzerplaat
  • Black
  • White
  • White
  • Black
  • Black
Second hand
  • Yes
  • Yes
  • Yes
  • Yes
  • Yes
Integrated screen
  • No
  • Yes
  • Yes
  • No
  • No
Screen size
  • 1,2 inch
  • 1,2 inch
Screen type
  • LCD
  • LCD
Touchscreen
  • Yes
  • Yes
Always-on display
  • Yes
  • Yes
Color screen
  • Yes
  • Yes

Watch case shape
  • Round
  • Round
  • Round
  • Round
  • Round
Width
  • 53,8 mm
  • 4,6 cm
  • 4,6 cm
  • 54,9 mm
  • 53,8 mm
Size watch case
  • Extra large
  • Extra large
  • Extra large
  • Extra large
  • Extra large
Recommended for wrist circumference
  • 18 - 22 cm
  • 18 - 22 cm
  • 18 - 22 cm
  • 18 - 22 cm
  • 18 - 22 cm
Depth
  • 14,1 mm
  • 1,3 cm
  • 1,3 cm
  • 17,3 mm
  • 14,1 mm
Weight
  • 92 g
  • 64 g
  • 64 g
  • 88 g
  • 120 g
Watch case material
  • Plastic
  • Stainless steel
  • Stainless steel
  • Plastic
  • Plastic
Type glas (horloges)
  • Mineraal
  • Gorilla glass
  • Gorilla glass
  • Mineraal
  • Mineraal
Watch case color
  • Silver
  • Silver
  • Black
  • Black
  • Silver
Water-resistant
  • Yes
  • Yes
  • Yes
  • Yes
  • Yes
Water resistance
  • 20
  • 20
  • 20
Water resistance
  • Waterproof
  • Waterproof
  • Waterproof
  • Waterproof
  • Waterproof
IP certification
  • ISO 22810
  • ISO 22810

Type of watch strap
  • Standard
  • Standard
  • Standard
  • Standard
  • Standard
Closure type
  • Snap closure
  • Buckle
  • Buckle
  • Buckle
  • Buckle
Minimum wrist circumference
  • 14 cm
  • 15,5 cm
  • 15,5 cm
  • 14 cm
  • 14 cm
Maximum wrist circumference
  • 21 cm
  • 21 cm
  • 21 cm
  • 21 cm
  • 21 cm
Watch strap color
  • Silver
  • Green
  • Black
  • Green
  • Black
Watch strap material
  • Metal
  • Plastic
  • Plastic
  • Plastic
  • Plastic
Type of metal watch band
  • Stainless steel
Interchangeable watch strap
  • Yes
  • Yes
  • Yes
  • Yes
  • Yes
Compatibility watch strap
  • Product specific
  • Universal
  • Universal
  • Product specific
  • Product specific
Watch strap connection width
  • 22mm
  • 22mm
Type of plastic watch strap
  • Silicone
  • Silicone
  • Silicone
  • Silicone

Soort uurwerk
  • Quartz (batterij)
  • Battery
  • Battery
  • Solar (lichtenergie)
  • Quartz (batterij)
Battery life according to customers
  • Excellent

Compatible with operating system
  • Android, iOS
  • Android, iOS
  • Android, iOS
  • Android, iOS
  • Android, iOS
Compatible with Android version
  • Android 10.0, Android 6.0 Marshmallow, Android 7.0 Nougat, Android 8.0 Oreo, Android 9.0 Pie
  • Android 10.0, Android 6.0 Marshmallow, Android 7.0 Nougat, Android 7.1 Nougat, Android 8.0 Oreo, Android 9.0 Pie
  • Android 10.0, Android 6.0 Marshmallow, Android 7.0 Nougat, Android 7.1 Nougat, Android 8.0 Oreo, Android 9.0 Pie
  • Android 10.0, Android 6.0 Marshmallow, Android 7.0 Nougat, Android 8.0 Oreo, Android 9.0 Pie
Compatible with iOS version
  • iOS 10.0, iOS 11.0, iOS 12.0, iOS 13.0, iOS 14.0
  • iOS 12.0, iOS 13.0, iOS 14.0
  • iOS 12.0, iOS 13.0, iOS 14.0
  • iOS 10.0, iOS 11.0, iOS 12.0, iOS 13.0, iOS 14.0
Required iPhone model
  • iPhone 5 or later
  • iPhone 5s or later
  • iPhone 5s or later
  • iPhone 5 or later
Operating system
  • Brand-specific
  • Brand-specific
  • Brand-specific
  • Brand-specific
  • Brand-specific
  • Unknown
  • Unknown
  • Unknown
  • Unknown
  • Unknown
App installation possible
  • No
  • No
  • No
  • No
  • No
Shows smartphone messages
  • No
  • Yes
  • Yes
  • No
  • No
Bluetooth
  • Yes
  • Yes
  • Yes
  • No
  • Yes
Integrated WiFi
  • No
  • No
  • No
  • No
  • No
ANT+
  • No
  • No
  • No
  • No
  • No
NFC
  • No
  • No
  • No
  • No
  • No
Phone calls via watch possible
  • No
  • No
  • No
  • No
  • No
Camera operation
  • No
  • No
  • No
  • No
  • No
Independent music player
  • No
  • No
  • No
  • No
  • No
Total storage capacity
  • 0 GB
  • 0 GB
  • 0 GB
Required Android version messages received
  • Android 6.0 or higher
  • Android 6.0 or higher
Required iOS version messages received
  • iOS 12 or higher
  • iOS 12 or higher
Smartphone notifications
  • Accept incoming call, Caller ID, Decline incoming call, Notifications, Receive messages
  • Accept incoming call, Caller ID, Decline incoming call, Notifications, Receive messages
Notification
  • Notification on screen, Vibration
  • Notification on screen, Vibration

Heart rate measurement
  • No
  • Yes
  • Yes
  • No
  • No
Measures recovery time
  • No
  • Yes
  • Yes
  • No
Measuring fitness age
  • No
  • Yes
  • Yes
  • No
Measure heart rate stress level
  • No
  • Yes
  • Yes
  • No
Heart rate sensor
  • Chest strap sold separately, Integrated pulse sensor
  • Chest strap sold separately, Integrated pulse sensor
Heart rate measurement moment
  • Continuously, Op aanvraag
  • Continuously, Op aanvraag
Heart rate zones
  • Yes
  • Yes
Notification exceedance heart rate zone
  • Yes
  • Yes
Irregular heartbeat notification
  • No
  • No
Heart rate measurement under water
  • Yes
  • Yes
Type of heart rate measurement
  • Optical heart rate measurement
  • Optical heart rate measurement

GPS sensor
  • No
  • Yes
  • Yes
  • No
  • No
Integrated GPS receiver
  • Yes
  • Yes
GPS application
  • Navigation, Route registration
  • Navigation, Route registration
Navigational directions type
  • Per each road exit
  • Per each road exit
Navigational directions on map
  • No
  • No
Global satellite navigation system
  • GLONASS, GPS, Galileo, QZSS
  • GLONASS, GPS, Galileo, QZSS
Uploading routes possible
  • Yes
  • Yes
Distance to destination
  • Yes
  • Yes
Navigation (breadcrumb)
  • Yes
  • Yes
Trackback feature
  • Yes
  • Yes

Altimeter
  • No
  • Yes
  • Yes
  • No
  • No
Compass
  • No
  • Yes
  • Yes
  • No
  • No
Gyroscope
  • No
  • No
  • No
  • No
  • No
Thermometer
  • No
  • No
  • No
  • No
  • No
Accelerometer
  • No
  • Yes
  • Yes
  • No
  • No
Oximeter
  • No
  • No
  • No
  • No
  • No
Type of altimeter
  • Barometric
  • Barometric
Measures complete rise/descent
  • Yes
  • Yes
Measures vertical speed
  • No
  • No

Measuring activities
  • No
  • Yes
  • Yes
  • No
  • No
Automatic step goal
  • No
  • Yes
  • Yes
  • No
  • No
Monitor water intake
  • No
  • Yes
  • Yes
  • No
  • No
Sleep duration
  • No
  • Yes
  • Yes
  • No
  • No
Sleep quality
  • No
  • Yes
  • Yes
  • No
  • No
Indicating bed time
  • No
  • Yes
  • Yes
  • No
  • No