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Samsung Galaxy Watch Active 2 (44mm SM-R825F) vs Xiaomi Amazfit Stratos 2S

Side by side comparison between Samsung Galaxy Watch Active 2 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 Galaxy Watch Active 2 (44mm SM-R825F) 17Points
1.4"
AMOLED

360x360

N/A
1.5GB
RAM

Dual-core

340
mAh

(Non removable)

vs
1.34"
TFT

320x300

N/A
512MB
RAM

Dual-core

290
mAh

(Non removable)

What's the better smartwatch? Samsung Galaxy Watch Active 2 (44mm SM-R825F)

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 Active 2 (44mm SM-R825F)} 17 Advantages Samsung Galaxy Watch Active 2 (44mm SM-R825F) vs Amazfit Stratos 2S} 4 Advantages Xiaomi Amazfit Stratos 2S
+1.15GHz 64bit Dual-core67%
More powerful processor, you can open your applications faster
vs1.2GHz 32bit Dual-core
+1.5GB LPDDR32 times
More RAM memory. Typically more responsive and better for multitasking.
vs512MB LPDDR2
+44 grams (1.54 ounces)55%
Lighter
vs68 grams (2.38 ounces)
+10.9 millimeters (0.43 inches)38%
Thinner
vs15 millimeters (0.59 inches)
+Stainless steel body, glass frontAdvantage
More resistant material
vsPlastic body with ceramic and stainless steel, glass front
+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
+364 PPI11%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs327 PPI
+1.4"4%
Larger screen
vs1.34"
+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) 150 MbpsAdvantage
Faster for surfing the internet and download files
vs(Not supported)
+340 mAh17%
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]
+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
vs4.0 + A2DP
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
4GB (1.39GB available)vs+4GB (2GB available)44%
More internal storage for applications and files
Not supportedvs+CompassAdvantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
Not supportedvs+MicroUSB 2.0Advantage
Newer and faster USB version for transferring photos, mp3 or data.

13 Common items in both devices
eMMC / eMCP
Capacitive
Multitouch
Accelerometer
Ambient Light sensor
Barometer
Heart rate
+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

Galaxy Watch Active 2 (44mm SM-R825F)Amazfit Stratos 2S
 
ModelGalaxy Watch Active 2 (44mm SM-R825F)Amazfit Stratos 2S
Other model namesGalaxy Watch Active2 4G LTE SM-R825F (Stainless Steel)Xiaomi Huami Amazfit 2 Stratos A1619, Amazfit Pace 2
Country or region available(Global, International)
(Global, International)
(Europe)
(Europe)
BrandSamsungXiaomi
Release date9/1/201912/12/2017
Depth10.9 millimeters (0.43 inches)15 millimeters (0.59 inches)
Size (width x height)44 x 44 millimeters (1.73 x 1.73 in)25.4 x 51 millimeters (1 x 2.01 in)
Weight44 grams (1.54 ounces)68 grams (2.38 ounces)
Build, materialsStainless steel body, glass frontPlastic body with ceramic and stainless steel, glass front
Protection against water and others5 ATM: 50 meters waterproof.
MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.
5 ATM: 50 meters waterproof

📲 Display

Galaxy Watch Active 2 (44mm SM-R825F)Amazfit Stratos 2S
Display typeSuper AMOLEDTFT LCD
Screen size1.4" inches1.34" inches
Screen-to-body ratio~32.7% (screen-to-body ratio)~44.6% (screen-to-body ratio)
Display resolution360x360 pixels (1:1)320x300 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)364 PPI327 PPI
Colors16 million260 thousand
Scratch-resistant glassGorilla Glass DX+Sapphire Glass
Refresh ratefeature not registeredfeature not registered
Display featuresNot supportedfeature not registered

🤖 Operating System

Galaxy Watch Active 2 (44mm SM-R825F)Amazfit Stratos 2S
System versionTizen 4.0Proprietary OS
Firmware updatefeature not registeredfeature not registered
User Interfacefeature not registeredfeature not registered

⚙️ Processor

Galaxy Watch Active 2 (44mm SM-R825F)Amazfit Stratos 2S
Chipset64bit: Samsung Exynos 9 Dual 9110 (10nm)32bit: Ingenic M200S
CPUDual-core, 1 processor:
2x 1.15GHz ARM Cortex-A53 (Dual-core)
Dual-core, 2 processors:
1x 1.2GHz XBurst-HP (Single-core)
1x 300MHz XBurst-LP (Single-core)
GPU graphical controllerARM Mali-T720 MP13D GPU
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

Galaxy Watch Active 2 (44mm SM-R825F)Amazfit Stratos 2S
RAM memory1.5GB LPDDR3512MB LPDDR2
Internal storage4GB (1.39GB available)
eMMC
4GB (2GB available)
eMCP
External storageNot supportedNot supported

📶 Mobile networks

Galaxy Watch Active 2 (44mm SM-R825F)Amazfit Stratos 2S
Dual-SIMNot supportedNot supported
SIM card1 slot (Single-SIM)
e-SIM (Eletronic)
Not supported
Maximum Download / Upload150/50 Mbpsfeature not registered
Network technology2G, 3G, 4Gfeature not registered
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Not supported
Primary 2G networkGSM 850/900/1800/1900Not supported
Primary 3G networkUMTS 850/900/2100Not supported
Primary 4G networkLTE Cat4 (1, 3, 5, 7, 8, 20)Not supported
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, 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

📷 Camera

Galaxy Watch Active 2 (44mm SM-R825F)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 stabilizationNot supportedNot supported
ZoomNot supportedNot supported
Face/smile detectionNot supportedNot supported
BSI sensorNot supportedNot supported
HDRNot supportedNot supported
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Galaxy Watch Active 2 (44mm SM-R825F)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

Galaxy Watch Active 2 (44mm SM-R825F)Amazfit Stratos 2S
LoudspeakerSupportedSupported
Active noise cancellationNot supportedNot supported
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsMP4feature not registered
Audio formatsMP3, WAV, WMA, OGG, eAAC+MP3, eAAC+

🔌 Connectivity

Galaxy Watch Active 2 (44mm SM-R825F)Amazfit Stratos 2S
USBNot supportedMicroUSB 2.0
Audio outputNot supportedNot supported
TV outputNot supportedNot supported
Bluetooth5.0 + A2DP/LE4.0 + A2DP
WiFi802.11 b/g/n [wifi4] (2.4GHz)802.11 b/g [wifi3] (2.4GHz)
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS
NFCSupportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

Galaxy Watch Active 2 (44mm SM-R825F)Amazfit Stratos 2S
SensorsAccelerometer
Ambient Light sensor
Barometer
Heart rate
Pedometer
Accelerometer
Ambient Light sensor
Barometer
Compass
Gyroscope
Heart rate
Pedometer
Vibrating alertSupportedSupported

🔋 Battery

Galaxy Watch Active 2 (44mm SM-R825F)Amazfit Stratos 2S
Battery typeLi-Ion: Lithium-Ion (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity340 mAh290 mAh
Charger, wattsWired chargingWired charging
Inductive / wireless chargingQi wireless chargingfeature not registered
Talk time autonomy60 hours (2.5 days)30 hours (1.3 days)
Standbyfeature not registered120 hours (5 days)

➕ Other features

Galaxy Watch Active 2 (44mm SM-R825F)Amazfit Stratos 2S
Call controlVoice dialing, Voice recorder, Voice commandsNot supported
MessagingSMS (T9), MMS, E-mail, Push 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, Silver, Pink Gold
• Bands: 20mm
• Always-on display
• Samsung Pay
• 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

Galaxy Watch Active 2 (44mm SM-R825F)Amazfit Stratos 2S
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)0.491W/kg (head), 2.466W/kg (body)feature not registered
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