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Samsung Gear S2 (3G SM-R730A) vs Xiaomi Amazfit Stratos 2S

Side by side comparison between Samsung Gear S2 vs Xiaomi Amazfit Stratos 2S smartwatches, differences, pros, cons and full specifications. What's the better?

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Compare Xiaomi Amazfit Stratos 2S X Samsung Gear S2 (3G SM-R730A) 14Points
1.2"
AMOLED

360x360

N/A
512MB
RAM

Dual-core

300
mAh

(Non removable)

vs
05Points Xiaomi Amazfit Stratos 2S Compare Samsung Gear S2 X
1.34"
TFT

320x300

N/A
512MB
RAM

Dual-core

290
mAh

(Non removable)

What's the better smartwatch? Samsung Gear S2 (3G SM-R730A)

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 S2 (3G SM-R730A)} 14 Advantages Samsung Gear S2 (3G SM-R730A) vs Amazfit Stratos 2S} 5 Advantages Xiaomi Amazfit Stratos 2S
+1GHz 32bit Dual-core40%
More powerful processor, you can open your applications faster
vs1.2GHz 32bit Dual-core
+51 grams (1.79 ounces)33%
Lighter
vs68 grams (2.38 ounces)
+13.4 millimeters (0.53 inches)12%
Thinner
vs15 millimeters (0.59 inches)
+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
vsTFT LCD
+16 million61 times
More colors on the screen is better quality images and videos
vs260 thousand
+360x360 pixels35%
Higher resolution screen
vs320x300 pixels
+424 PPI30%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs327 PPI
+1500 apps149 times
More apps available to download and use
vs10 apps
+3G+ HSPA+Advantage
The 3G+ HSPA+ network is newer and faster
vsNot supported
+(3G+ HSPA+) 21 MbpsAdvantage
Faster for surfing the internet and download files
vs(Not supported)
+300 mAh3%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs290 mAh
+802.11 b/g/n [wifi4]Advantage
WiFi 802.11 b/g/n [wifi4] is newer and faster
vs802.11 b/g [wifi3]
+4.1 + A2DPAdvantage
Bluetooth 4.1 + A2DP is newer and faster
vs4.0 + A2DP
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
1.2"vs+1.34"12%
Larger screen
Not supportedvs+CompassAdvantage
Sensors help you use the device
Not supportedvs+PedometerAdvantage
Sensors help you use the device
Not supportedvs+MicroUSB 2.0Advantage
Newer and faster USB version for transferring photos, mp3 or data.
Waterproof (IP?)vs+5 ATMAdvantage
Protection against water allows you talk to your friends in the rain, for example

13 Common items in both devices
512MB / 512MB LPDDR2
4GB (2GB available)
Capacitive
Multitouch
Accelerometer
Ambient light sensor
Barometer
+6 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 (3G SM-R730A)Amazfit Stratos 2S
 
ModelGear S2 (3G SM-R730A)Amazfit Stratos 2S
Other model namesAT&T Samsung Gear S2 SM-R730A, Samsung OrbisXiaomi Huami Amazfit 2 Stratos A1619, Amazfit Pace 2
Country or region availableUSA
USA
(Europe)
(Europe)
BrandSamsungXiaomi
Release date11/1/201512/12/2017
Depth13.4 millimeters (0.53 inches)15 millimeters (0.59 inches)
Size (width x height)44 x 51.8 millimeters (1.73 x 2.04 in)25.4 x 51 millimeters (1 x 2.01 in)
Weight51 grams (1.79 ounces)68 grams (2.38 ounces)
Build, materialsfeature not registeredPlastic body with ceramic and stainless steel, glass front
Protection against water and othersWaterproof (IP?)5 ATM: 50 meters waterproof

📲 Display

Samsung Gear S2 (3G SM-R730A)Amazfit Stratos 2S
Display typeSuper AMOLEDTFT LCD
Screen size1.2" inches1.34" inches
Screen-to-body ratio~20.4% (screen-to-body ratio)~44.6% (screen-to-body ratio)
Display resolution360x360 pixels320x300 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)424 PPI327 PPI
Colors16 million260 thousand
Scratch-resistant glassGorilla Glass 3Sapphire Glass
Refresh ratefeature not registeredfeature not registered
Display featuresfeature not registeredfeature not registered

🤖 Operating System

Samsung Gear S2 (3G SM-R730A)Amazfit Stratos 2S
System versionTizen 2.3Proprietary OS
Firmware updateTizen 2.3.2feature not registered
User Interfacefeature not registeredfeature not registered

⚙️ Processor

Samsung Gear S2 (3G SM-R730A)Amazfit Stratos 2S
Chipset32bit: Qualcomm Snapdragon 400 MSM8x2632bit: Ingenic M200S
CPUDual-core, 1 processor:
2x 1GHz ARM Cortex-A7 (Dual-core)
Dual-core, 2 processors:
1x 1.2GHz XBurst-HP (Single-core)
1x 300MHz XBurst-LP (Single-core)
GPU graphical controllerQualcomm Adreno 3053D GPU
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

Samsung Gear S2 (3G SM-R730A)Amazfit Stratos 2S
RAM memory512MB512MB LPDDR2
Internal storage4GB (2GB available)4GB (2GB available)
eMCP
External storageNot supportedNot supported

📶 Mobile networks

Samsung Gear S2 (3G SM-R730A)Amazfit Stratos 2S
Dual-SIMNot supportedNot supported
SIM card1 slot (Single-SIM)
e-SIM (Eletronic)
Not supported
Maximum Download / Upload21/5.76 Mbpsfeature not registered
Network technology2G, 3Gfeature not registered
Frequency, bands Expand band details Collapse details
GSM MHz bandDual-Band 850/1900Not supported
Primary 2G networkGSM 850/1900Not supported
Primary 3G networkUMTS 850/1900Not supported
Primary 4G networkNot supportedNot supported
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+Not supported
Secondary 2G networkNot supportedNot supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedNot supported

📷 Camera

Samsung Gear S2 (3G SM-R730A)Amazfit Stratos 2S
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
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Samsung Gear S2 (3G SM-R730A)Amazfit Stratos 2S
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 (3G SM-R730A)Amazfit Stratos 2S
LoudspeakerSupportedSupported
Active noise cancellationNot supportedNot supported
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsfeature not registeredfeature not registered
Audio formatsMP3, WAV, WMA, eAAC+MP3, eAAC+

🔌 Connectivity

Samsung Gear S2 (3G SM-R730A)Amazfit Stratos 2S
USBNot supportedMicroUSB 2.0
Audio outputNot supportedNot supported
TV outputNot supportedNot supported
Bluetooth4.1 + A2DP4.0 + A2DP
WiFi802.11 b/g/n [wifi4] (2.4GHz)802.11 b/g [wifi3] (2.4GHz)
DLNANot supportedNot supported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging, GLONASS
NFCSupportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

Samsung Gear S2 (3G SM-R730A)Amazfit Stratos 2S
SensorsAccelerometer
Ambient light sensor
Barometer
Gyroscope
Heart rate
Accelerometer
Ambient light sensor
Barometer
Compass
Gyroscope
Heart rate
Pedometer
Vibrating alertSupportedSupported

🔋 Battery

Samsung Gear S2 (3G SM-R730A)Amazfit Stratos 2S
Battery typeLi-Ion: lithium-ion (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity300 mAh290 mAh
Charger, wattsWired chargingWired charging
Inductive / wireless chargingfeature not registeredfeature not registered
Talk time autonomy5 hours30 hours (1.3 days)
Standby48 hours (2 days)120 hours (5 days)

➕ Other features

Samsung Gear S2 (3G SM-R730A)Amazfit Stratos 2S
Call controlVoice dialing, Voice recorder, Voice commandsNot supported
MessagingSMS, MMS, E-mailSMS (T9), E-mail
Hands-free callingSupportedSupported
Video callingNot supportedNot supported
RingtonesPolyphonic and customizedfeature not registered
Web browserNot supportedNot supported
AntennaInternal antennafeature not registered
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• 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
• Colors: Black
• Leather watch band
• 22mm standard watch band
• 2.5D glass display
• Dock charger included
• Always-on display
• Languages: Chinese, English, Spanish
• Mi Fit app compatible
• Compatible with Android 4.4, iOS 9 and above

☢️ Radiation rate

Samsung Gear S2 (3G SM-R730A)Amazfit Stratos 2S
SAR 1.6W/kg (USA, Mexico, etc.)0.737W/kg (head), 0.893W/kg (body)feature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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