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Samsung Gear S (CDMA SM-R750P) vs Samsung Galaxy Watch (42mm SM-R815U)

Side by side comparison between Samsung Gear S vs Samsung Galaxy Watch smartwatches, differences, pros, cons with full specifications. What's the better?

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Compare Samsung Galaxy Watch XSamsung Gear S (CDMA SM-R750P)09Points
Samsung Gear S (CDMA SM-R750P)
2"
AMOLED

360x480

N/A
MP

512MB
RAM

32bit Dual

300
mAh

(Non removable)

vs
11PointsSamsung Galaxy Watch (42mm SM-R815U)Compare Samsung Gear S X
Samsung Galaxy Watch (42mm SM-R815U)
1.2"
AMOLED

360x360

N/A
MP

1.5GB
RAM

64bit Dual

270
mAh

(Non removable)

What's the better smartwatch? Samsung Galaxy Watch (42mm SM-R815U)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

Gear S (CDMA SM-R750P)9 Advantages Samsung Gear S (CDMA SM-R750P)vsGalaxy Watch (42mm SM-R815U)11 Advantages Samsung Galaxy Watch (42mm SM-R815U)
+4GB (2GB available)33%
More internal storage for applications and files
vs4GB (1.5GB available)
+12.5 millimeters (0.49 inches)2%
Thinner
vs12.7 millimeters (0.5 inches)
+360x480 pixels33%
Higher resolution screen
vs360x360 pixels
+2"67%
Larger screen
vs1.2"
+Proximity sensorAdvantage
Sensors help you use the device
vsNot supported
+CompassAdvantage
Sensors help you use the device
vsNot supported
+UV radiationAdvantage
Sensors help you use the device
vsNot supported
+300 mAh11%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs270 mAh
+MicroUSB 2.0Advantage
Newer and faster USB version for transferring photos, mp3 or data.
vsNot supported
1Ghz 32bit Dual-Corevs+1.15Ghz 64bit Dual-Core44%
More powerful processor, you can open your applications faster
512MBvs+1.5GB LPDDR32 times
More RAM memory. Typically more responsive and better for multitasking.
67 grams (2.35 ounces)vs+49 grams (1.72 ounces)37%
Lighter
300 PPIvs+424 PPI41%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
Tizen 2.3vs+Tizen 4.0Advantage
Tizen 4.0 is newer and safer
3G CDMAvs+4G LTEAdvantage
The 4G LTE network is newer and faster
(3G CDMA) 3.1 Mbpsvs+(4G LTE) 10 Mbps2 times
Faster for surfing the internet and download files
Not supportedvs+PedometerAdvantage
Sensors help you use the device
4.1 + A2DPvs+4.2 + A2DPAdvantage
Bluetooth 4.2 + A2DP is newer and faster
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
Waterproof (IP?)vs+50 meters waterproof., MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example

16 Common items in both devices
Super AMOLED
16 million
Capacitive
Multitouch
Not supported
Accelerometer
Ambient Light sensor
+9 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differencesClear highlight
Physical featuresSamsung Gear S (CDMA SM-R750P)Samsung Galaxy Watch (42mm SM-R815U)
ModelGear S (CDMA SM-R750P)Galaxy Watch (42mm SM-R815U)
Other model namesSprint Samsung Gear S SM-R750P, Samsung SM-R750PGalaxy Watch 42mm (4G LTE) SM-R815UZDAXAR, Samsung Galileo
Country or region availableUSA
USA
USA
USA
BrandSamsungSamsung
Release dateNovember, 2014August, 2018
Depth12.5 millimeters (0.49 inches)12.7 millimeters (0.5 inches)
Size (width x height)39.9 x 58.1 millimeters (1.57 x 2.29 in)41.9 x 45.7 millimeters (1.65 x 1.8 in)
Weight67 grams (2.35 ounces)49 grams (1.72 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsfeature not registeredStainless steel body, glass front
Protection against water and othersWaterproof (IP?)50 meters waterproof.
MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.
System (OS)Samsung Gear S (CDMA SM-R750P)Samsung Galaxy Watch (42mm SM-R815U)
Operating systemTizen 2.3Tizen 4.0
Firmware updatefeature not registeredfeature not registered
HardwareSamsung Gear S (CDMA SM-R750P)Samsung Galaxy Watch (42mm SM-R815U)
Chipset32bit - Samsung Exynos 421264bit - Samsung Exynos 9 Dual 9110 (10nm)
CPU processor1Ghz Dual-Core ARM Cortex-A91.15Ghz Dual-Core ARM Cortex-A53
GPU graphical controllerARM Mali-400 MP4 400MhzARM Mali-T720 MP1
RAM memory512MB1.5GB LPDDR3
Internal storage4GB (2GB available)4GB (1.5GB available)
eMMC
External storageNot supportedNot supported
DisplaySamsung Gear S (CDMA SM-R750P)Samsung Galaxy Watch (42mm SM-R815U)
Display typeSuper AMOLEDSuper AMOLED
Screen size2" inches1.2" inches
Screen-to-body ratio~53.4% (screen-to-body ratio)~24.3% (screen-to-body ratio)
Display resolution360x480 pixels360x360 pixels (1:1)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)300 PPI424 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 3Gorilla Glass DX+
Display featuresfeature not registeredNot supported
Mobile networksSamsung Gear S (CDMA SM-R750P)Samsung Galaxy Watch (42mm SM-R815U)
Dual-SIMNot supportedNot supported
SIM card1 slot (Single-SIM)
nano-SIM (4FF)
1 slot (Single-SIM)
e-SIM (Eletronic)
Maximum download/upload3.1 Mbps10 Mbps
Network technology2G, 3G3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM Mhz bandNot supportedNot supported
Primary 2G networkCDMA 800/1900Not supported
Primary 3G networkCDMA2000 1xEV-DOUMTS 850/1700/1900
Primary 4G networkNot supportedLTE (Bands 2,4,5,12,13,25,26,66)
Primary 5G networkNot supportedNot supported
Primary data networkCDMA2000 EV-DO Rev AUMTS, HSDPA, HSUPA, HSPA+, LTE
Secondary 2G networkNot supportedNot supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedNot supported
CallingSamsung Gear S (CDMA SM-R750P)Samsung Galaxy Watch (42mm SM-R815U)
MessagingSMS (T9), E-mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingNot supportedNot supported
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
CameraSamsung Gear S (CDMA SM-R750P)Samsung Galaxy Watch (42mm SM-R815U)
Back camera (main camera)Not supportedNot supported
Main camera resolutionNot supportedNot supported
Video recording (primary)Not supportedNot supported
FlashNot supportedNot supported
Focal aperturefeature not registeredfeature not registered
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
AutofocusNot supportedNot supported
Touch focusNot supportedNot supported
Image stabilizationfeature not registeredNot supported
ZoomNot supportedNot supported
Face/smile detectionNot supportedNot supported
BSI sensorNot supportedNot supported
HDRNot supportedNot supported
2ª cameraSamsung Gear S (CDMA SM-R750P)Samsung Galaxy Watch (42mm SM-R815U)
Front camera (secondary)Not supportedNot supported
Front camera resolutionNot supportedNot supported
Video recording (secondary)Not supportedNot supported
Front flashNot supportedNot supported
Focal aperturefeature not registeredfeature not registered
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
MultimediaSamsung Gear S (CDMA SM-R750P)Samsung Galaxy Watch (42mm SM-R815U)
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsfeature not registeredMP4
Audio formatsMP3, WAV, WMA, eAAC+MP3, WAV, WMA, OGG, eAAC+
ConnectivitySamsung Gear S (CDMA SM-R750P)Samsung Galaxy Watch (42mm SM-R815U)
USBMicroUSB 2.0Not supported
TV outputNot supportedNot supported
Audio outputNot supportedNot supported
Bluetooth4.1 + A2DP4.2 + A2DP
WiFi802.11 b/g/n (2.4Ghz)802.11 b/g/n (2.4Ghz)
DLNANot supportedNot supported
NFCNot supportedSupported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging, GLONASS
Infrared portSupportedNot supported
Other functionsSamsung Gear S (CDMA SM-R750P)Samsung Galaxy Watch (42mm SM-R815U)
Active noise cancellationNot supportedNot supported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserNot supportedNot supported
SensorsAccelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Barometer
Heart rate
UV radiation
Accelerometer
Ambient Light sensor
Gyroscope
Barometer
Heart rate
Pedometer
Other features- Colors: Black
- S-Voice
- S-Health
- IP67 certified: dust and water resistant up to 1 meter and 30min
- Colors: Midnight Black, Rose Gold
- Straps: Black, Grey, Red, Yellow, Purple, Pink, Brown
- Compatible with standard 20mm straps
- Always-on display
- Rotating bezel
- Samsung Pay
- Compatible with Sprint, T-Mobile and Verizon carriers
Power supplySamsung Gear S (CDMA SM-R750P)Samsung Galaxy Watch (42mm SM-R815U)
BatteryLi-Ion: Lithium-Ion (Non removable)Li-Ion: Lithium-Ion (Non removable)
Battery capacity300 mAh270 mAh
Charger, watts Standard charging3.5W (5V/0.7A) Standard charging
Qi wireless charging
Talk time autonomy300 minutes | 5 hours | 0.2 dayfeature not registered
Standby5760 minutes | 96 hours | 4 days4320 minutes | 72 hours | 3 days
Radiation rateSamsung Gear S (CDMA SM-R750P)Samsung Galaxy Watch (42mm SM-R815U)
SAR 1.6W/kg (USA, Mexico, etc.)0.81W/kg (head) | 1.07W/kg (body)0.961W/kg (head) | 1.786W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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