Skip to content

Samsung Galaxy Watch (42mm SM-R815F) vs Ulefone Watch

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

Compare Ulefone Watch XSamsung Galaxy Watch (42mm SM-R815F)22Points
Samsung Galaxy Watch (42mm SM-R815F)




64bit Dual


(Non removable)

Ulefone Watch




32bit Dual


(Non removable)

What's the better smartwatch? Samsung Galaxy Watch (42mm SM-R815F)

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!

Galaxy Watch (42mm SM-R815F)22 Advantages Samsung Galaxy Watch (42mm SM-R815F)vsWatch3 Advantages Ulefone Watch
+1.15Ghz 64bit Dual-Core13 times
More powerful processor, you can open your applications faster
vs96Mhz 32bit Dual-Core
+1.5GB LPDDR3100%
More RAM memory. Typically more responsive and better for multitasking.
+4GB (1.5GB available)767 times
More internal storage for applications and files
Fastest write and read storage.
vsFlash (EEPROM)
+Stainless steel body, glass frontAdvantage
More resistant material
vsPlastic body, glass front
+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
+16 million61 times
More colors on the screen is better quality images and videos
vs260 thousand
+360x360 pixels125%
Higher resolution screen
vs240x240 pixels
+424 PPI62%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs261 PPI
+1500 apps149 times
More apps available to download and use
vs10 apps
+4G LTEAdvantage
The 4G LTE network is newer and faster
vsNot supported
+(4G LTE) 10 MbpsAdvantage
Faster for surfing the internet and download files
vs(Not supported)
+Ambient Light sensorAdvantage
Sensors help you use the device
vsNot supported
Sensors help you use the device
vsNot supported
+270 mAh29%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs210 mAh
+3.5W3 times
More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
Speakerphone is useful when you are driving and on other occasions
vsNot supported
+A-GPS, GeoTagging, GLONASSAdvantage
It's harder to lose yourself in the city with GPS on your device
vsNot supported
+802.11 b/g/n (2.4Ghz)Advantage
WiFi 802.11 b/g/n (2.4Ghz) is newer and faster
vsNot supported
NFC allows you to make payments by approach quickly and securely
vsNot supported
+Gorilla Glass DX+Advantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
+50 meters waterproof., MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example
vs50 meters waterproof
49 grams (1.72 ounces)vs+19 grams (.67 ounces)158%
12.7 millimeters (0.5 inches)vs+12 millimeters (0.47 inches)6%
Larger screen

11 Common items in both devices
Not supported
Heart rate
+4 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 Galaxy Watch (42mm SM-R815F)Ulefone Watch
ModelGalaxy Watch (42mm SM-R815F)Watch
Other model namesGalaxy Watch 42mm (4G LTE) SM-R815FZDAAMO, Samsung GalileoUlefone Watch SW005, 2AOWKSW005
Country or region available(Europe)South AfricaSaudi ArabiaAustraliaIsraelSingaporeTaiwan
(Europe), South Africa, Saudi Arabia, Australia, Israel, Singapore, Taiwan
(Global, International)
(Global, International)
Release dateAugust, 2018October, 2020
Depth12.7 millimeters (0.5 inches)12 millimeters (0.47 inches)
Size (width x height)41.9 x 45.7 millimeters (1.65 x 1.8 in)37 x 42 millimeters (1.46 x 1.65 in)
Weight49 grams (1.72 ounces)19 grams (.67 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsStainless steel body, glass frontPlastic body, glass front
Protection against water and others50 meters waterproof.
MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.
50 meters waterproof
System (OS)Samsung Galaxy Watch (42mm SM-R815F)Ulefone Watch
Operating systemTizen 4.0Proprietary OS
Firmware updatefeature not registeredfeature not registered
HardwareSamsung Galaxy Watch (42mm SM-R815F)Ulefone Watch
Chipset64bit - Samsung Exynos 9 Dual 9110 (10nm)32bit - Apollo 3 Blue Plus
CPU processor1.15Ghz Dual-Core ARM Cortex-A5396Mhz Dual-Core ARM Cortex-M4
GPU graphical controllerARM Mali-T720 MP1feature not registered
Internal storage4GB (1.5GB available)
Flash (EEPROM)
External storageNot supportedNot supported
DisplaySamsung Galaxy Watch (42mm SM-R815F)Ulefone Watch
Display typeSuper AMOLEDTFT LCD
Screen size1.2" inches1.3" inches
Screen-to-body ratio~24.3% (screen-to-body ratio)~35.1% (screen-to-body ratio)
Display resolution360x360 pixels (1:1)240x240 pixels (1:1)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)424 PPI261 PPI
Colors16 million260 thousand
Scratch-resistant glassGorilla Glass DX+Not supported
Display featuresNot supported60Hz
Mobile networksSamsung Galaxy Watch (42mm SM-R815F)Ulefone Watch
Dual-SIMNot supportedNot supported
SIM card1 slot (Single-SIM)
e-SIM (Eletronic)
Not supported
Maximum download/upload10 Mbpsfeature not registered
Network technology3G, 4Gfeature not registered
Frequency, bandsExpand band detailsCollapse details
GSM Mhz bandNot supportedNot supported
Primary 2G networkNot supportedNot supported
Primary 3G networkUMTS 900/1900Not supported
Primary 4G networkLTE (Bands 1,3,7,8,20)Not supported
Primary 5G networkNot supportedNot supported
Primary data networkUMTS, HSDPA, HSUPA, HSPA+, LTENot supported
Secondary 2G networkNot supportedNot supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedNot supported
CallingSamsung Galaxy Watch (42mm SM-R815F)Ulefone Watch
MessagingSMS (T9), MMS, E-mail, Push mailSMS, E-mail
SpeakerphoneSupportedNot supported
Video callingNot supportedNot supported
Call controlVoice dialing, Voice recorder, Voice commandsfeature not registered
CameraSamsung Galaxy Watch (42mm SM-R815F)Ulefone Watch
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 stabilizationNot supportedNot supported
ZoomNot supportedNot supported
Face/smile detectionNot supportedNot supported
BSI sensorNot supportedNot supported
HDRNot supportedNot supported
2ª cameraSamsung Galaxy Watch (42mm SM-R815F)Ulefone Watch
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 Galaxy Watch (42mm SM-R815F)Ulefone Watch
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsMP4feature not registered
Audio formatsMP3, WAV, WMA, OGG, eAAC+MP3, eAAC+
ConnectivitySamsung Galaxy Watch (42mm SM-R815F)Ulefone Watch
USBNot supportedNot supported
TV outputNot supportedNot supported
Audio outputNot supportedNot supported
Bluetooth4.2 + A2DP4.2 + A2DP
WiFi802.11 b/g/n (2.4Ghz)Not supported
DLNANot supportedNot supported
NFCSupportedNot supported
GPSA-GPS, GeoTagging, GLONASSNot supported
Infrared portNot supportedNot supported
Other functionsSamsung Galaxy Watch (42mm SM-R815F)Ulefone Watch
Active noise cancellationNot supportedNot supported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedfeature not registered
Web browserNot supportedNot supported
Ambient Light sensor
Heart rate
Heart rate
Other features- 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
- Colors: Black, Coral Pink, Turquoise
- Wristbands: 22mm
- 2.5D glass screen
- 9 sports modes
- VeryFit Pro App
- Supports Android 4.4 or iOS 8 and above
Power supplySamsung Galaxy Watch (42mm SM-R815F)Ulefone Watch
BatteryLi-Ion: Lithium-Ion (Non removable)Li-Ion: Lithium-Ion (Non removable)
Battery capacity270 mAh210 mAh
Charger, watts3.5W (5V/0.7A) Standard charging
Qi wireless charging
Standard charging
Magnetic charging (dock)
Talk time autonomyfeature not registered10110 minutes | 168.5 hours | 7 days
Standby4320 minutes | 72 hours | 3 days72000 minutes | 1200 hours | 50 days
Radiation rateSamsung Galaxy Watch (42mm SM-R815F)Ulefone Watch
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)0.383W/kg (head) | 0.383W/kg (body)feature not registered

We use cookies to provide and improve our services. By using our site, you consent to cookies. See more details: Privacy policy.