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Samsung Gear S2 (SM-R720) vs Samsung Gear S2 (3G SM-R730T)

Side by side comparison between Samsung Gear S2 (SM-R720) vs Samsung Gear S2 (3G SM-R730T) smartwatches, differences, pros, cons and full specifications. What's the better?

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Compare Samsung Gear S2 X Samsung Gear S2 (SM-R720) 00Point
1.2"
AMOLED

360x360

N/A
512MB
RAM

Dual-core

250
mAh

(Non removable)

vs
05Points Samsung Gear S2 (3G SM-R730T) Compare Samsung Gear S2 X
1.2"
AMOLED

360x360

N/A
512MB
RAM

Dual-core

300
mAh

(Non removable)

What's the better smartwatch? Samsung Gear S2 (3G SM-R730T)

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!


26 Common items in both devices
512MB LPDDR2 / 512MB
4GB (2GB available)
51 grams (1.79 ounces)
13.4 millimeters (0.53 inches)
Super AMOLED
16 million
360x360 pixels
+19 specs and more in the table below

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

Highlight differences Clear highlight

📱 Model features

Samsung Gear S2 (SM-R720)Samsung Gear S2 (3G SM-R730T)
ModelGear S2 (SM-R720)Gear S2 (3G SM-R730T)
Other model namesSamsung Gear S2 BT SM-R720, Samsung OrbisT-Mobile Samsung Gear S2 SM-R730T, Samsung Orbis
Country or region available(Global, International)
(Global, International)
USA
USA
BrandSamsungSamsung
Release date10/1/201511/1/2015
Depth13.4 millimeters (0.53 inches)13.4 millimeters (0.53 inches)
Size (width x height)44 x 51.8 millimeters (1.73 x 2.04 in)44 x 51.8 millimeters (1.73 x 2.04 in)
Weight51 grams (1.79 ounces)51 grams (1.79 ounces)
Build, materialsfeature not registeredfeature not registered
Protection against water and othersWaterproof (IP?)Waterproof (IP?)

📲 Display

Samsung Gear S2 (SM-R720)Samsung Gear S2 (3G SM-R730T)
Display typeSuper AMOLEDSuper AMOLED
Screen size1.2" inches1.2" inches
Screen-to-body ratio~20.4% (screen-to-body ratio)~20.4% (screen-to-body ratio)
Display resolution360x360 pixels360x360 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)424 PPI424 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 3Gorilla Glass 3
Refresh ratefeature not registeredfeature not registered
Display featuresfeature not registeredfeature not registered

🤖 Operating System

Samsung Gear S2 (SM-R720)Samsung Gear S2 (3G SM-R730T)
System versionTizen 2.3Tizen 2.3
Firmware updateTizen 2.3.2Tizen 2.3.2
User Interfacefeature not registeredfeature not registered

⚙️ Processor

Samsung Gear S2 (SM-R720)Samsung Gear S2 (3G SM-R730T)
Chipset32bit: Samsung Exynos 2 Dual 3250 (28nm)32bit: Qualcomm Snapdragon 400 MSM8x26
CPUDual-core, 1 processor:
2x 1GHz ARM Cortex-A7 (Dual-core)
Dual-core, 1 processor:
2x 1GHz ARM Cortex-A7 (Dual-core)
GPU graphical controllerARM Mali-400 MP2 400MhzQualcomm Adreno 305
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

Samsung Gear S2 (SM-R720)Samsung Gear S2 (3G SM-R730T)
RAM memory512MB LPDDR2512MB
Internal storage4GB (2GB available)4GB (2GB available)
External storageNot supportedNot supported

📶 Mobile networks

Samsung Gear S2 (SM-R720)Samsung Gear S2 (3G SM-R730T)
Dual-SIMNot supportedNot supported
SIM cardNot supported1 slot (Single-SIM)
e-SIM (Eletronic)
Maximum Download / Uploadfeature not registered21/5.76 Mbps
Network technologyfeature not registered2G, 3G
Frequency, bands Expand band details Collapse details
GSM MHz bandNot supportedDual-Band 850/1900
Primary 2G networkNot supportedGSM 850/1900
Primary 3G networkNot supportedUMTS 850/1900
Primary 4G networkNot supportedNot supported
Primary 5G networkNot supportedNot supported
Primary data networkNot supportedGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
Secondary 2G networkNot supportedNot supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedNot supported

📷 Camera

Samsung Gear S2 (SM-R720)Samsung Gear S2 (3G SM-R730T)
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 registeredfeature not registered
ZoomNot supportedNot supported
Face/smile detectionNot supportedNot supported
BSI sensorNot supportedNot supported
HDRNot supportedNot supported
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Samsung Gear S2 (SM-R720)Samsung Gear S2 (3G SM-R730T)
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

🔉 Sound and multimedia

Samsung Gear S2 (SM-R720)Samsung Gear S2 (3G SM-R730T)
LoudspeakerSupportedSupported
Active noise cancellationNot supportedNot supported
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsfeature not registeredfeature not registered
Audio formatsMP3, WAV, WMA, eAAC+MP3, WAV, WMA, eAAC+

🔌 Connectivity

Samsung Gear S2 (SM-R720)Samsung Gear S2 (3G SM-R730T)
USBNot supportedNot supported
Audio outputNot supportedNot supported
TV outputNot supportedNot supported
Bluetooth4.1 + A2DP4.1 + A2DP
WiFi802.11 b/g/n [wifi4] (2.4GHz)802.11 b/g/n [wifi4] (2.4GHz)
DLNANot supportedNot supported
GPSNot supportedA-GPS, GeoTagging
NFCSupportedSupported
Infrared portNot supportedNot supported

🧭 Sensors

Samsung Gear S2 (SM-R720)Samsung Gear S2 (3G SM-R730T)
SensorsAccelerometer
Ambient light sensor
Barometer
Gyroscope
Heart rate
Accelerometer
Ambient light sensor
Barometer
Gyroscope
Heart rate
Vibrating alertSupportedSupported

🔋 Battery

Samsung Gear S2 (SM-R720)Samsung Gear S2 (3G SM-R730T)
Battery typeLi-Ion: lithium-ion (Non removable)Li-Ion: lithium-ion (Non removable)
Battery capacity250 mAh300 mAh
Charger, wattsWired chargingWired charging
Inductive / wireless chargingfeature not registeredfeature not registered
Talk time autonomyfeature not registered5 hours
Standby48 hours (2 days)48 hours (2 days)

➕ Other features

Samsung Gear S2 (SM-R720)Samsung Gear S2 (3G SM-R730T)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
MessagingSMS, MMS, E-mailSMS, MMS, E-mail
Hands-free callingSupportedSupported
Video callingNot supportedNot supported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserNot supportedNot supported
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Dark Gray, Silver
• Stainless Steel body
• Samsung Pay
• S-Voice, S-Health
• Wireless Charging (Qi)
• IP68 certified: dust and water resistant up to 1.5m and 30min
• Colors: Black, White
• Stainless Steel body
• Samsung Pay
• S-Voice, S-Health
• Wireless Charging (Qi)
• IP68 certified: dust and water resistant up to 1.5m and 30min

☢️ Radiation rate

Samsung Gear S2 (SM-R720)Samsung Gear S2 (3G SM-R730T)
SAR 1.6W/kg (USA, Mexico, etc.)0.08W/kg (head), 0.61W/kg (body)0.737W/kg (head), 0.893W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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