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IntroductionIntroduction: 
BrandBrand name of the device. This may match with the manufacturer Garmin
ModelOne or more (separated by /) specific model name identifies this device. This field often includes Model Code too which can be separated Forerunner 645 Music Smartwatch
ReleasedFirst official market release date in (year, month) 2018 Feb
AnnouncedDate of the official announcement (year, month) 2018 Jan 8
Hardware DesignerThe company which designed this device Garmin
ManufacturerThe company which produces this device Garmin
OEM IDThe OEM ID is internal code and refers to a specific variant of the model series 010-01863-00
Device CategorySmartphone, tablet, smart watch, PDA, palmtop, etc.  SmartwatchSmart watch is a kind of wearable computers which is able to manage phone calls in cooperation with smartphones or tablets. It may have various built-in sensors to support sport and fitness activites.
List of Additional FeaturesComma separated list of low priority special features which are not included in other fields
Android 4.3 or later support, iOS 8.0 or later support, 20 mm strap

Physical AttributesPhysical Attributes: 
WidthWidth is horizontally measured between the left and right edges of device according to the default display orientation 42.5 mm
1.67 inchWidth measured in inches
HeightHeight is vertically measured between the bottom and top edges of device according to the default display orientation 42.5 mm
1.67 inchHeight measured in inches
DepthDepth refers to the thickness of the device. Depth is usually the smallest dimension of the device 13.5 mm
0.53 inchesDepth measured in inches
Bounding VolumeThe volume of the smallest cuboid which can bound the device in cubecentimetres 24.4 ccm
MassThe mass of the device including standard battery and stylus (if any and it can be inserted into the device) measured in grams 42.2 g
1.49 ouncesThe mass of the device including standard battery and stylus (if any and it can be inserted into the device) measured in ounces

Software EnvironmentSoftware Environment: 
PlatformThe family of the operating system like Android, iOS, Windows Phone/Mobile, Palm OS, etc.  Linux

Application processor, ChipsetApplication processor, Chipset: 

Operative MemoryOperative Memory: 
RAM TypeType of volatile memory IC which specifies RAM architecture, timing characteristics, refresh mode, voltage levels and physical design of the IC. Two major types of random-access memory is static RAM (SRAM) periodically refreshed dynamic RAM (DRAM).  Yes

Non-volatile MemoryNon-volatile Memory: 
Non-volatile Memory TypeType of NV memory IC which determines storage technology, programming / erasing method and write endurance  Flash EEPROM
Non-volatile Memory InterfaceInterface (e.g. UFS 2.0, eMMC 5.1, moviNAND) which determines physical layer (width, clock rate, lanes, protocol) of data transfer between the application processor and the NV memory  Yes

DisplayDisplayAll parameters that related to display
Display DiagonalThe distance measured between the furthest corners of the display. In case of display with rounded edges this refers to the diagonal of the smallest bounding rectangle. 30.4 mm
1.2 inchDisplay Diagonal in inches
ResolutionHorizontal and vertical resolution of the primary display. In case of display with rounded edges this refers to the smallest bounding rectangle. 240x240
57600 pixelsThe total number of pixels is the product of horizontal and vertical number of pixels
Display WidthThe distance between the vertical edges of the display (horizontal display size). In case of display with rounded edges this refers to the smallest bounding rectangle. 21.5 mm
0.85 inchDisplay width in inches
Display HeightThe distance between the horizontal edges of the display (vertical Display Size). In case of display with rounded edges this refers to the smallest bounding rectangle. 21.5 mm
0.85 inchDisplay height in inches
Horizontal Full Bezel WidthDefined as the sum of width of left and right vertical display bezels. If the display panel is located in the middle width of left and right bezels are the same and their width is the half of the full bezel width. 21 mm
Display AreaCalculated display area is the product of max. horizontal and vertical display sizes. In case of display with rounded edges or notch this refers to the smallest display bounding rectangle. 462.1 square millimeter
Display Area UtilizationRegular display area per regular front panel area ratio. This approximated indicator does not count with possible rounded corners (neither on front panel nor on display) or display notches, holes. 25.6%
Pixel SizeCalculated pixel size based on display diagonal, resolution and aspect ratio 0.08957 mm/pixel
Pixel DensityIndicates the number of pixels per inch 284 PPI
Display TypeDisplay technology, e.g. Color/ monochrome e-ink, STN, PM-OLED, AM-OLED, TN-TFT, IPS TFT, ASV TFT, MVA TFT, PVA TFT, PLS TFT  Color TN-TFT LCDColor TN-TFT (Twisted Nematic - Thin Film Transistor). This is an active matrix LCD technology. display
Display Color DepthColor depth defines how many colors or greyscales can be displayed 24 bit/pixel
Number of Display ScalesMaximal number of displayable colors or scales 16.8M
Display IlluminationForm of illumination used for lighting or backlighting LCD display in dark and dim ambient condtions.  Yes
Display Light Reflection ModeThe ratio between reflected and transmitted light depends on reflection mode thus display technology. Possible options: transflective, reflective, transmissive, etc.  transflectiveTransflective LCD has medium reflectance factor. Hence it reflects and transmits the incident ambient light. It does not need backlighting and well readable in bright sunlight but can be backlit in dark ambient conditions without reducing readibility.
Display Subpixel SchemeSpecifies how and how many subpixels are pixels consists of. Usual schemes: RGB, RGBG, RGBW, PenTile, Diamond Pixel  Yes
Scratch Resistant ScreenUsual types: Gorilla Glass generations, DragonTrail/X, Sapphire Glass  Yes

Graphical SubsystemGraphical Subsystem: 
Graphical ControllerManufacturer and part number of the graphics controller IC or commercial name of the intellectual property (IP) if the graphics controller is the part of a chipset N/A

Audio/Video InterfacesAudio/Video Interfaces: 
A/V OutAudio/Video outputs form a heterogeneous group of interfaces that allow the user to connect the device to various external analog/digital multimedia devices (monitors, projectors, HD TVs) and play multimedia content. For example: MHL, DisplayPort, HDMI, e  No

Audio SubsystemAudio Subsystem: 
Audio Channel(s)Number of independent channels supported by the audio subsystem of the device, e.g.: mono, stereo, 5.1, 7.1, etc.  Yes

Sound Recording: 
Microphone(s)Analog or digital sound receiver. Main applications: voice calls, active noise cancellation, voice command, voice/video recording, voice identification  No

Sound Playing: 
Audio Output:   No

Cellular PhoneCellular Phone: 
Supported Cellular BandsList of supported cellular networks with band names. For example GSM900 refers to the GSM system with the 890-915 MHz uplink and 935-960 downlink bands.  No

Secondary Cellular PhoneSecondary Cellular Phone: 
Sec. Supported Cellular Networks:   No

Control PeripheralsControl Peripherals: 
Touchscreen TypeDetermines how the touchscreen module senses the touch of the screen  Capacitive multi-touch sensing screen
Touchscreen Simultaneous Touch PointsDetermines how many touches the touch-sensitive screen module is able to simultaneously detect at most  Yes


Communication InterfacesCommunication Interfaces: 
Expansion InterfacesNon-volatile memory and/or I/O expansion interfaces. For example: microSD, microSDXC, SDHC, CF II., PCMCIA III., etc.  No
USBFirst or the only USB port. USB is a common high-speed serial bus standard that allows data and power transfer between the mobile device and another computer. Version of USB identifies USB standard.  No
NoDetermines the highest available data transfer speed of first USB port. Usual standard speed levels: High-Speed (HS), Super-Speed (SS)
USB ConnectorPhysical USB connector layout. Most common types: micro-USB, USB A, USB Type-C or proprietary (e.g. Lightning)  No
BluetoothIEEE 802.15 is a short-range radio technology standard that allows transfer of data, and the use of accessories such as wireless audio devices and printers. This field specifies the supported BT version.  Yes
Internal antenna
Bluetooth profilesList of supported Bluetooth profiles e.g. aptX, A2DP, AVRCP, HSP, HID, PBA, PAN, OPP, MAP  A2DPAdvanced Audio Distribution Profile , AVRCPAudio/Video Remote Control Profile (AVRCP) , HFPHands-Free Profile (HFP)
Wireless LANWireless LAN / WLAN / Wi-Fi: 802.11 defines a medium-range wireless data link that allows for internet access and data transfer. This field enumerates the supported protocols (e.g. 802.11a/b/g/n).  IEEE 802.11b2.4 GHz (ISM band), max. 11 Mbit/s , IEEE 802.11g2.4 GHz (ISM band), max. 54 Mbit/s , IEEE 802.11n2.4 GHz (ISM band) or optional 5 GHz support, max. 600 Mbit/s thanks to MIMO antennas
Internal antenna

Multimedia BroadcastMultimedia Broadcast: 
FM Radio ReceiverWith a bulit-in FM radio the device is able to receive FM (frequency modulated) broadcast in 79 - 108 MHz band.  No

Satellite NavigationSatellite Navigation: 
Supported GPS protocol(s)Possible protocols: NMEA 0183, SIRF, etc.  GPS (NMEA 0183)NMEA 0183
Satellite Antenna:   Internal antenna
Complementary Satellite ServicesPossible extras: S-GPS, A-GPS, Geotagging, TMC, QuickGPS, QZSS, etc.  Assisted GPS
Supported GLONASS protocol(s)GLONASS is a global satellite navigation system operated by Russia.  L1OFGLONASS L1OF FDMA signal centered at 1602 MHz, features a BPSK(0.5) modulation.

Primary Camera SystemPrimary Camera SystemPrimary camera usually has better imaging capabilities than secondary camera if any
Camera Image SensorRefers to the semiconductor technology of image sensor (FSI CMOS, BSI CMOS, etc.)  No
FocusCD AF, PD AF, Laser AF, etc. No / Not supported means there is no adjustable optical system or no camera built-in at all  No
FlashA flash is used to brighten dark areas when taking photographs; is also used as a flashlight. This field contains the exact type of the flash.  No

Auxiliary Camera: 
Aux. Camera Image SensorAuxiliary camera image sensor technology in at least dual lens setup  No

Auxiliary Camera No. 2: 
Aux. 2 Camera Image SensorAuxiliary 2 camera image sensor technology in at least triple lens setup  No

Auxiliary Camera No. 3: 
Aux. 3 Camera Image SensorAuxiliary 3 camera image sensor technology in at least quad lens setup  No

Auxiliary Camera No. 4: 
Aux. 4 Camera Image SensorAuxiliary 4 camera image sensor technology in at least penta lens setup  No
Aux. 4 Camera FocusFocusing method of the fourth auxiliary camera  No

Secondary Camera SystemSecondary Camera SystemWidely used for video telephony or taking selfies
Secondary Camera SensorRefers to the semiconductor technology of sec camera image sensor (FSI CMOS, BSI CMOS, etc.)  No

Secondary Auxiliary Camera: 
Sec. Aux. Cam. Image SensorImage sensor technology of sec. auxiliary camera in at least dual lens secondary camera setup  No

Secondary Auxiliary Camera No. 2: 
Sec. Aux. 2 Cam. Image SensorImage sensor technology of sec. auxiliary 2 camera in at least triple lens secondary camera setup  No

Built-in SensorsBuilt-in Sensors: 
Built-in compassBuilt-in electroinc compass types: 1D, 2D, 3D  Yes
Built-in accelerometerAn internal component that senses acceleration components of the device. Used for automatic screen rotation and for games and applications that rely on acceleration measurement on X, Y, and Z axis. Possible types: 1D, 2D, 3D  Yes
Built-in gyroscopeAn internal component that senses the orientation of the device. Used for automatic screen rotation and for games and applications that rely on the devices position in the X, Y, and Z axis. Possible types: 1D, 2D, 3D  Yes
Additional sensorsBuilt-in ambient (barometer, temperature, altimeter, light, etc.), biometric (fingerprint, HR, step, etc.) and comfort (hall sensor, gesture sensor, proximity, etc.) sensors  Altimeter , Barometer , Heart rate sensor , Step counter , Temperature sensor

Ingress ProtectionIngress Protection: 
Protection from solid materialsIngress Protection Standards. IP First digit: Protection from solid objects or materials  Yes
Protection from liquidsIngress Protection Standards. IP Second digit: Protection from liquids  Yes
Immersion into liquids (depth limit)Device is protected against immersion into this depth of liquid (usually water) at most. (IP rating) 5000 cm

Power SupplyPower Supply: 
BatteryBattery technology  Yes
built-inPossible options: removable, built-in
1-cellIn case of high power consumption it is more efficient to connect more than 1 cells in the battery in series to minimize current thus loss.
Standby TimeThe maximum standby time of the unused cell phone with active cellular radio (GSM, CDMA, iDEN, TD-SCDMA, WCDMA, LTE) and continuously refreshed dynamic RAM. 180 hours

Geographical AttributesGeographical Attributes: 
Market CountriesCountries where the device was officially sold. Overlap is possible.  Argentina , Australia , Austria , Belgium , Brazil , Canada , Chile , Croatia , Denmark , France , Germany , India , Ireland , Italy , Mexico , Netherlands , Norway , NZNew Zealand (NZ) , Poland , Portugal , Romania , Slovenia , South Africa , Spain , Sweden , Switzerland , USA
Market RegionsRegions where the device was officially sold. Overlap is possible.  Africa , Asia , Australia , Eastern Europe , Europe , North America (NA) , South America (SA) , Southeast Asia , Western Europe , Worldwide

Datasheet AttributesDatasheet Attributes: 
Data IntegrityData integrity level determines the integrity of the published information. Final datasheets are not intended to be modified in the future, preliminary ones can be based on unofficial information or speculations, incomplete ones are also preliminary b  Preliminary
AddedThe exact time of the datasheet addition 2018-01-09 23:35
 

Garmin Forerunner 645 Music Smartwatch Detailed Tech Specs

Garmin Forerunner 645 Music Smartwatch Detailed Tech Specs
Bluetooth Wireless LAN Supported GPS protocol(s) Supported GLONASS protocol(s) Number of effective pixels: 0.0 MP camera Aux. Camera Number of Pixels : 0.0 MP aux. cam Secondary Camera Number of pixels: 0.0 MP sec. cam Built-in compass Built-in accelerometer Built-in gyroscope Additional sensors: barometer Additional sensors: temperature Additional sensors: heartrate Additional sensors: stepcounter

See also

Garmin Fenix Smartwatch 5X Sapphire
Garmin Fenix Smartwatch 5X Sapphire
010-01733-00, 51x51x17.5 mm, RAM Capacity (converted): N/A, 16 GB ROM, 1.2 inch, 240x240 | All detailsAll details | Add this item to the comparisonAdd to compare

Garmin Fenix Smartwatch 5S
Garmin Fenix Smartwatch 5S
010-01733-00, 42x42x15 mm, RAM Capacity (converted): N/A, 64 MiB ROM, 1.1 inch, 218x218 | All detailsAll details | Add this item to the comparisonAdd to compare

Garmin Fenix Smartwatch 5
Garmin Fenix Smartwatch 5
010-01733-00, 47x47x15.5 mm, RAM Capacity (converted): N/A, 64 MiB ROM, 1.2 inch, 240x240 | All detailsAll details | Add this item to the comparisonAdd to compare

Garmin Vivoactive Smartwatch
Garmin Vivoactive Smartwatch
43.8x38.5x8 mm, RAM Capacity (converted): N/A, 1.4 inch, 205x148 | All detailsAll details | Add this item to the comparisonAdd to compare

Garmin iQue M4
Garmin iQue M4
72x128x19 mm, Microsoft Windows Mobile 2003 Second Edition for Pocket PC Premium Edition (Ozone Update), Intel XScale PXA271 (Bulverde), 64 MiB RAM, 32 MiB ROM, 3.5 inch, 240x320, 1250 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

Garmin iQue M5
Garmin iQue M5
128x71x19 mm, Microsoft Windows Mobile 2003 Second Edition for Pocket PC Premium Edition (Ozone Update), Intel XScale PXA272 (Bulverde), 64 MiB RAM, 64 MiB ROM, 3.5 inch, 240x320, 1250 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

Garmin iQue M3
Garmin iQue M3
72x128x19 mm, Microsoft Windows Mobile 2003 Second Edition for Pocket PC Premium Edition (Ozone Update), Intel XScale PXA271 (Bulverde), 64 MiB RAM, 32 MiB ROM, 3.5 inch, 240x320, 1250 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

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