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Xiaomi Amazfit Stratos 2S vs Xiaomi Mi 9 (128GB/6GB)

Side by side comparison, pros, cons, differences between Xiaomi Amazfit Stratos 2S vs Xiaomi Mi 9 devices with full specifications. What's the best?

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Compare Xiaomi Mi 9 X06Xiaomi Amazfit Stratos 2S
Xiaomi Amazfit Stratos 2S
1.34"
TFT

320x300

N/A
MP

512MB
RAM

32bit Dual

290
mAh

(Non removable)

vs
Xiaomi Mi 9 (128GB/6GB)
6.39"
AMOLED

1080x2340

48
MP

20mp

6GB
RAM

64bit Octa

3300
mAh

(Non removable)

What's the better device? The PhoneMore's choice is Xiaomi Mi 9 (128GB/6GB)

The phonemore's choice is much more technical than personal, so don't just evaluate it. Our goal is to help, but what's important to us may not be important to you. You decide which is the best! Comment!


06 Advantages Xiaomi Amazfit Stratos 2S
Amazfit Stratos 2SvsMi 9 (128GB/6GB)
 154%100%
+Lighter
68 grams (2.38 ounces)vs173 grams (6.06 ounces)
Advantage
+More resistant material
Plastic body with ceramic and stainless steel, front glassvsAluminum frame, front/back glass
Advantage
+Sensors help you use the device
BarometervsNot supported
Advantage
+Sensors help you use the device
Heart ratevsNot supported
Advantage
+Sensors help you use the device
PedometervsNot supported
Advantage
+Protection against water allows you talk to your friends in the rain, for example
50 meters waterproofvsNot supported

27 Advantages Xiaomi Mi 9 (128GB/6GB)
Mi 9 (128GB/6GB)vsAmazfit Stratos 2S
 4 times100%
+More powerful processor, you can open your applications faster
2.84Ghz 64bit Octa-Corevs1.2Ghz 32bit Dual-Core
 11 times100%
+More RAM memory. Typically more responsive and better for multitasking
6GB LPDDR4Xvs512MB LPDDR2
 54 times100%
+More internal storage for applications and files
128GB (109GB user available)vs4GB (2GB user available)
Advantage
+Fastest write and read storage
UFS 2.1vseMCP
 97%97%
+Thinner
7.61 millimeters (0.3 inches)vs15 millimeters (0.59 inches)
Advantage
+This device has a Super AMOLED screen, which are brighter and more vivid
Super AMOLEDvsTFT LCD
 61 times100%
+More colors on the screen is better quality images and videos
16 millionvs260 thousand
 25 times100%
+Higher resolution screen
1080x2340 pixelsvs320x300 pixels
 23%23%
+Crisper display of text, images and video because it has more pixels per inch (ppi)
403 PPIvs327 PPI
 4 times100%
+Larger screen
6.39"vs1.34"
Advantage
+With a camera you can take pictures anywhere
(triple camera) 48MP + 16MP + 12MPvsNot supported
Advantage
+More image quality for recording videos with the primary camera
4K UHD (3840x2160 pixels)vsNot supported
Advantage
+The 4G+ LTE-A network is newer and faster
4G+ LTE-AvsNot supported
Advantage
+Faster for surfing the internet and download files
(4G+ LTE-A) 1024 Mbpsvs(Not supported)
Advantage
+Best output for headset
Type-C jack with 3.5mm jack adaptervsNot supported
Advantage
+Sensors help you use the device
ProximityvsNot supported
Advantage
+Sensors help you use the device
Fingerprint (under display)vsNot supported
Advantage
+Sensors help you use the device
Face unlockvsNot supported
 10 times100%
+Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
3300 mAhvs290 mAh
Advantage
+The video calling allows to make calls with voice and video
Video callingvsNot supported
Advantage
+It's more advantageous to have more than one phone operator in the same device
2 slots Dual-SIMvsNot supported
Advantage
+Noise-canceling microphone allows better call quality
Active noise cancellationvsNot supported
Advantage
+WiFi 802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz) is newer and faster
802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz)vs802.11 b/g (2.4Ghz)
Advantage
+With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device
DLNAvsNot supported
Advantage
+Bluetooth 5.0 version A2DP/LE is newer and faster
5.0 version A2DP/LEvs4.0 version A2DP
Advantage
+NFC allows you to make payments by approach quickly and securely
NFCvsNot supported
Advantage
+Better sites viewing on the internet
HTML, XHTML, HTML5vsNot supported

12 Common items in both devices
Capacitive
Multitouch
Accelerometer
Compass
Ambient Light
Gyroscope
LiPo - Li-Ion polymer (Non removable)
Speakerphone
Vibrating alert
A-GPS, GeoTagging, GLONASS / A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
MicroUSB 2.0 / USB 2.0 Type-C, USB OTG On-The-Go
Sapphire Glass / Gorilla Glass 6
+ COMMON ITEMS

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

Model and physical featuresXiaomi Amazfit Stratos 2SXiaomi Mi 9 (128GB/6GB)
ModelAmazfit Stratos 2SMi 9 (128GB/6GB)
Also known asXiaomi Huami Amazfit 2 Stratos A1619, Amazfit Pace 2小米9, Xiaomi Mi9 (6GB RAM), M1902F1A, M1902F1G, M1902F1T
Country or region availableEuropeChinaVarious (International)
BrandXiaomiXiaomi
Release dateDecember, 2017March, 2019
Depth15 millimeters (0.59 inches)7.61 millimeters (0.3 inches)
Size (width x height)25.4 x 51 millimeters (1 x 2.01 in)74.67 x 157.5 millimeters (2.94 x 6.2 in)
Weight68 grams (2.38 ounces)173 grams (6.06 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsPlastic body with ceramic and stainless steel, front glassAluminum frame, front/back glass
Protection against water and others50 meters waterproofNot supported
Operating system (OS)Xiaomi Amazfit Stratos 2SXiaomi Mi 9 (128GB/6GB)
Operating systemProprietary OSAndroid 9.0 Pie
Firmware updatefeature not registeredAndroid 10
HardwareXiaomi Amazfit Stratos 2SXiaomi Mi 9 (128GB/6GB)
Architecture - Chipset32bit - Ingenic M200S64bit - Qualcomm Snapdragon 855 SDM855 (7nm)
CPU processorDual-Core, 2 processors:
1.2Ghz Single-Core XBurst-HP
300Mhz Single-Core XBurst-LP
Octa-Core, 3 processors:
2.84Ghz Single-Core Kryo 485
2.42Ghz 3-Cores Kryo 485
1.78Ghz Quad-Core Kryo 485
GPU graphical controller3D GPUQualcomm Adreno 640
RAM memory512MB LPDDR26GB LPDDR4X
Internal storage4GB (2GB user available)
eMCP
128GB (109GB user available)
UFS 2.1
External storageNot supportedNot supported
DisplayXiaomi Amazfit Stratos 2SXiaomi Mi 9 (128GB/6GB)
Display typeTFT LCDSuper AMOLED
Screen size1.34" inches6.39" inches
Screen-to-body ratio~44.6% (screen-to-body ratio)~85.2% (screen-to-body ratio)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Display resolution320x300 pixels1080x2340 pixels
Pixel density (dot pitch)327 PPI403 PPI
Colors260 thousand16 million
Scratch-resistant glassSapphire GlassGorilla Glass 6
Mobile networks and dataXiaomi Amazfit Stratos 2SXiaomi Mi 9 (128GB/6GB)
Dual-SIMNot supportedDual SIM Standby - Call active on one sim card
(dedicated slot)
SIM cardNot supported2 slots Dual-SIM
nano-SIM (4FF)
GSM Mhz bandNot supportedQuad-Band 850/900/1800/1900
Primary 2G networkNot supportedCDMA 800, GSM 850/900/1800/1900
Primary 3G networkNot supportedCDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS 850/900/1700/1900/2100
Primary 4G/5G networkNot supportedLTE Cat16/13
VoLTE

Global version:
LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 20, 28)
TD-LTE (Bands 38, 39, 40)

China version:
LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 17)
TD-LTE (Bands 34, 38, 39, 40, 41)
Primary data networkNot supportedGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedGPRS, EDGE
Maximum download/uploadfeature not registered1024/150 Mbps
Messaging and callingXiaomi Amazfit Stratos 2SXiaomi Mi 9 (128GB/6GB)
MessagingSMS (T9), E-mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingNot supportedSupported
Call controlNot supportedVoice dialing, Voice recorder, Voice commands
Primary / back cameraXiaomi Amazfit Stratos 2SXiaomi Mi 9 (128GB/6GB)
Main cameraNot supported(triple camera)
48 megapixels
16MP ultrawide (f/2.2 13mm 1/3.0" 1.0µm PDAF)
12MP telephoto (f/2.2 54mm 1/3.6" 1.0µm PDAF 2x-zoom)
Main camera resolutionNot supported8000x6000 pixels
Video recording (primary)Not supported4K UHD (3840x2160 pixels) 60 fps
FlashNot supportedDual LED flash
Focal aperturefeature not registeredf/1.8 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registered1/2" inches
Pixel sizefeature not registered0.8µm pixel
AutofocusNot supportedLDAF/PDAF: laser/phase detection autofocus
Touch focusNot supportedSupported
Image stabilizationNot supportedEIS: Digital stabilization
ZoomNot supportedDigital and optical zoom
Face/smile detectionNot supportedFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRNot supportedHDR photo on both cameras
Front / secondary cameraXiaomi Amazfit Stratos 2SXiaomi Mi 9 (128GB/6GB)
Front cameraNot supported20 megapixels
Front camera resolutionNot supported5184x3840 pixels
Video recording (secondary)Not supportedFull HD (1920x1080 pixels)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registered0.9µm pixel
MultimediaXiaomi Amazfit Stratos 2SXiaomi Mi 9 (128GB/6GB)
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsfeature not registeredMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, eAAC+MP3, WAV, WMA, eAAC+, FLAC
Connectivity and interfacesXiaomi Amazfit Stratos 2SXiaomi Mi 9 (128GB/6GB)
USBMicroUSB 2.0USB 2.0 Type-C, USB OTG On-The-Go
TV outputNot supportedNot supported
Audio outputNot supportedType-C jack with 3.5mm jack adapter
Bluetooth4.0 version A2DP5.0 version A2DP/LE
WiFi802.11 b/g (2.4Ghz)802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz)
DLNANot supportedSupported
NFCNot supportedSupported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
Infrared portNot supportedSupported
Other functionsXiaomi Amazfit Stratos 2SXiaomi Mi 9 (128GB/6GB)
Active noise cancellationNot supportedSupported
Vibrating alertSupportedSupported
Ringtonesfeature not registeredPolyphonic and customized
Web browserNot supportedHTML, XHTML, HTML5
Java / Flash playerNot supportedNot supported
SensorsAccelerometer
Compass
Ambient Light
Gyroscope
Barometer
Heart rate
Pedometer
Accelerometer
Proximity
Compass
Ambient Light
Gyroscope
Face unlock
Fingerprint (under display)
Other features- 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
- Colors: Piano Black, Lavender Violet, Ocean Blue
- MIUI 10
- HDR10/DCI-P3 display
- Sapphire glass camera cover
- Quick Charge 4+
- Fast wireless charging 20W
- WiFi direct, hotspot
Power supply and autonomyXiaomi Amazfit Stratos 2SXiaomi Mi 9 (128GB/6GB)
BatteryLiPo - Li-Ion polymer (Non removable)LiPo - Li-Ion polymer (Non removable)
Fast battery charging
Qi wireless charging
Battery capacity290 mAh3300 mAh
Battery model / charger (watts)feature not registered27W
Talk time1800 minutes | 30 hours | 1.3 daysfeature not registered
Standby7200 minutes | 120 hours | 5 daysfeature not registered
Radiation rate (SAR)Xiaomi Amazfit Stratos 2SXiaomi Mi 9 (128GB/6GB)
SAR USA, Mexico, Colombiafeature not registeredfeature not registered
SAR European Union, UKfeature not registeredfeature not registered