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Samsung Gear S2 (SM-R720) vs Xiaomi Amazfit Stratos 2S

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

,
Samsung Gear S2 (SM-R720)
1.2"
AMOLED

360x360

N/A
MP

512MB
RAM

32bit Dual

250
mAh

(Non removable)

vs
07PointsXiaomi Amazfit Stratos 2SCompare Samsung Gear S2 X
Xiaomi Amazfit Stratos 2S
1.34"
TFT

320x300

N/A
MP

512MB
RAM

32bit Dual

290
mAh

(Non removable)

What's the better smartwatch? Samsung Gear S2 (SM-R720)

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 (SM-R720)11 Advantages Samsung Gear S2 (SM-R720)vsAmazfit Stratos 2S7 Advantages Xiaomi Amazfit Stratos 2S
+1Ghz 32bit Dual-Core27%
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
+802.11 b/g/n (2.4Ghz)Advantage
WiFi 802.11 b/g/n (2.4Ghz) is newer and faster
vs802.11 b/g (2.4Ghz)
+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
250 mAhvs+290 mAh16%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supportedvs+A-GPS, GeoTagging, GLONASSAdvantage
It's harder to lose yourself in the city with GPS on your device
Not supportedvs+MicroUSB 2.0Advantage
Newer and faster USB version for transferring photos, mp3 or data.
Waterproof (IP?)vs+50 meters waterproofAdvantage
Protection against water allows you talk to your friends in the rain, for example

14 Common items in both devices
512MB LPDDR2
4GB (2GB available)
Capacitive
Multitouch
Not supported
Accelerometer
Ambient Light sensor
+7 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 S2 (SM-R720)Xiaomi Amazfit Stratos 2S
ModelGear S2 (SM-R720)Amazfit Stratos 2S
Other model namesSamsung Gear S2 BT SM-R720, Samsung OrbisXiaomi Huami Amazfit 2 Stratos A1619, Amazfit Pace 2
Country or region available(Global, International)
(Global, International)
(Europe)
(Europe)
BrandSamsungXiaomi
Release dateOctober, 2015December, 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)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsfeature not registeredPlastic body with ceramic and stainless steel, glass front
Protection against water and othersWaterproof (IP?)50 meters waterproof
System (OS)Samsung Gear S2 (SM-R720)Xiaomi Amazfit Stratos 2S
Operating systemTizen 2.3Proprietary OS
Firmware updateTizen 2.3.2feature not registered
HardwareSamsung Gear S2 (SM-R720)Xiaomi Amazfit Stratos 2S
Chipset32bit - Samsung Exynos 2 Dual 3250 (28nm)32bit - Ingenic M200S
CPU processor1Ghz Dual-Core ARM Cortex-A7Dual-Core, 2 processors:
1.2Ghz Single-Core XBurst-HP
300Mhz Single-Core XBurst-LP
GPU graphical controllerARM Mali-400 MP2 400Mhz3D GPU
RAM memory512MB LPDDR2512MB LPDDR2
Internal storage4GB (2GB available)4GB (2GB available)
eMCP
External storageNot supportedNot supported
DisplaySamsung Gear S2 (SM-R720)Xiaomi 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
Display featuresfeature not registeredfeature not registered
Mobile networksSamsung Gear S2 (SM-R720)Xiaomi Amazfit Stratos 2S
Dual-SIMNot supportedNot supported
SIM cardNot supportedNot supported
Maximum download/uploadfeature not registeredfeature not registered
Network technologyfeature not registeredfeature not registered
Frequency, bandsExpand band detailsCollapse details
GSM Mhz bandNot supportedNot supported
Primary 2G networkNot supportedNot supported
Primary 3G networkNot supportedNot supported
Primary 4G networkNot supportedNot supported
Primary 5G networkNot supportedNot supported
Primary data networkNot supportedNot supported
Secondary 2G networkNot supportedNot supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedNot supported
CallingSamsung Gear S2 (SM-R720)Xiaomi Amazfit Stratos 2S
MessagingSMS, MMS, E-mailSMS (T9), E-mail
SpeakerphoneSupportedSupported
Video callingNot supportedNot supported
Call controlVoice dialing, Voice recorder, Voice commandsNot supported
CameraSamsung Gear S2 (SM-R720)Xiaomi 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
2ª cameraSamsung Gear S2 (SM-R720)Xiaomi 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
MultimediaSamsung Gear S2 (SM-R720)Xiaomi Amazfit Stratos 2S
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsfeature not registeredfeature not registered
Audio formatsMP3, WAV, WMA, eAAC+MP3, eAAC+
ConnectivitySamsung Gear S2 (SM-R720)Xiaomi Amazfit Stratos 2S
USBNot supportedMicroUSB 2.0
TV outputNot supportedNot supported
Audio outputNot supportedNot supported
Bluetooth4.1 + A2DP4.0 + A2DP
WiFi802.11 b/g/n (2.4Ghz)802.11 b/g (2.4Ghz)
DLNANot supportedNot supported
NFCSupportedNot supported
GPSNot supportedA-GPS, GeoTagging, GLONASS
Infrared portNot supportedNot supported
Other functionsSamsung Gear S2 (SM-R720)Xiaomi Amazfit Stratos 2S
Active noise cancellationNot supportedNot supported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedfeature not registered
Web browserNot supportedNot supported
SensorsAccelerometer
Ambient Light sensor
Gyroscope
Barometer
Heart rate
Accelerometer
Compass
Ambient Light sensor
Gyroscope
Barometer
Heart rate
Pedometer
Other features- 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
- 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
Power supplySamsung Gear S2 (SM-R720)Xiaomi Amazfit Stratos 2S
BatteryLi-Ion: Lithium-Ion (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity250 mAh290 mAh
Charger, watts Standard charging Standard charging
Talk time autonomyfeature not registered1800 minutes | 30 hours | 1.3 days
Standby2880 minutes | 48 hours | 2 days7200 minutes | 120 hours | 5 days
Radiation rateSamsung Gear S2 (SM-R720)Xiaomi Amazfit Stratos 2S
SAR 1.6W/kg (USA, Mexico, etc.)0.08W/kg (head) | 0.61W/kg (body)feature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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