Xiaomi Amazfit Stratos 2S vs Xiaomi Mi 9 (128GB/6GB)
Side by side comparison between Xiaomi Amazfit Stratos 2S vs Xiaomi Mi 9 devices, differences, pros, cons and full specifications. What's the better?
,
1.34"
TFT
TFT
320x300
N/A
512MB
RAM
RAM
Dual-core
290
mAh
mAh
(Non removable)
vs
6.39"
AMOLED
AMOLED
1080x2340
48
MP
MP
20mp
6GB
RAM
RAM
Octa-core
3300
mAh
mAh
(Non removable)
What's the better device? Xiaomi Mi 9 (128GB/6GB)
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!
6 Advantages 
27 Advantages | 10 Common items in both devices |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| Compass |
| Gyroscope |
| LiPo: li-ion polymer (Non removable) |
| +3 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 | ||
| Amazfit Stratos 2S | Xiaomi Mi 9 (128GB/6GB) | |
| Change model | ||
| Model | Amazfit Stratos 2S | Xiaomi Mi 9 (128GB/6GB) |
| Other model names | Xiaomi Huami Amazfit 2 Stratos A1619, Amazfit Pace 2 | 小米9, Xiaomi Mi9 (6GB RAM), M1902F1A, M1902F1G, M1902F1T |
| Country or region available |  (Europe) |   China, (Global, International) |
| Brand | Xiaomi | Xiaomi |
| Release date | 12/12/2017 | 3/1/2019 |
| Depth | 15 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) |
| Weight | 68 grams (2.38 ounces) | 173 grams (6.06 ounces) |
| Build, materials | Plastic body with ceramic and stainless steel, glass front | Aluminum frame, glass front/back |
| Protection against water and others | 5 ATM: 50 meters waterproof | Not supported |
📲 Display | ||
| Amazfit Stratos 2S | Xiaomi Mi 9 (128GB/6GB) | |
| Display type | TFT LCD | Super AMOLED |
| Screen size | 1.34" inches | 6.39" inches |
| Screen-to-body ratio | ~44.6% (screen-to-body ratio) | ~85.2% (screen-to-body ratio) |
| Display resolution | 320x300 pixels | 1080x2340 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 327 PPI | 403 PPI |
| Colors | 260 thousand | 16 million |
| Scratch-resistant glass | Sapphire Glass | Gorilla Glass 6 |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Amazfit Stratos 2S | Xiaomi Mi 9 (128GB/6GB) | |
| System version | Proprietary OS | Android 9.0 Pie |
| Firmware update | feature not registered | Android 10 |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Amazfit Stratos 2S | Xiaomi Mi 9 (128GB/6GB) | |
| Chipset | 32bit: Ingenic M200S | 64bit: Qualcomm Snapdragon 855 (SM8150) (7nm) |
| CPU | Dual-core, 2 processors: 1x 1.2GHz XBurst-HP (Single-core) 1x 300MHz XBurst-LP (Single-core) | Octa-core, 3 processors: 1x 2.84GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.78GHz Kryo 485 (Quad-core) |
| GPU graphical controller | 3D GPU | Qualcomm Adreno 640 (585MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Amazfit Stratos 2S | Xiaomi Mi 9 (128GB/6GB) | |
| RAM memory | 512MB LPDDR2 | 6GB LPDDR4X |
| Internal storage | 4GB (2GB available) eMCP | 128GB (109GB available) UFS 2.1 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Amazfit Stratos 2S | Xiaomi Mi 9 (128GB/6GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card |
| SIM card | Not supported | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | feature not registered | 1024/150 Mbps |
| Network technology | feature not registered | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Not supported | Quad-Band 850/900/1800/1900 |
| Primary 2G network | Not supported | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | Not supported | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 |
| Primary 4G network | Not supported | LTE 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 5G network | Not supported | Not supported |
| Primary data network | Not supported | GPRS, 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 network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| Amazfit Stratos 2S | Xiaomi Mi 9 (128GB/6GB) | |
| Back camera (main camera) | Not supported | (triple camera) 48 megapixels 16MP ultrawide f/2.213mm1/3.0"1.0µmPDAF 12MP telephoto f/2.254mm1/3.6"1.0µmPDAF2x-optical-zoom |
| Main camera resolution | Not supported | 8000x6000 pixels |
| Video recording (primary) | Not supported | 4K UHD (3840x2160) 60 fps |
| Flash | Not supported | Dual-LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/2" inches |
| Pixel size | feature not registered | 0.8µm pixel |
| Autofocus | Not supported | LDAF/PDAF: laser/phase detection autofocus |
| Touch focus | Not supported | Supported |
| Image stabilization | Not supported | EIS: Digital stabilization |
| Zoom | Not supported | Digital and optical zoom |
| Face/smile detection | Not supported | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Amazfit Stratos 2S | Xiaomi Mi 9 (128GB/6GB) | |
| Front camera (secondary) | Not supported | 20 megapixels |
| Front camera resolution | Not supported | 5184x3840 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | 0.9µm pixel |
🔉 Sound and multimedia | ||
| Amazfit Stratos 2S | Xiaomi Mi 9 (128GB/6GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | feature not registered | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Amazfit Stratos 2S | Xiaomi Mi 9 (128GB/6GB) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | Not supported | Type-C jack with 3.5mm jack adapter |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Amazfit Stratos 2S | Xiaomi Mi 9 (128GB/6GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Gyroscope Heart rate Pedometer | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Amazfit Stratos 2S | Xiaomi Mi 9 (128GB/6GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 290 mAh | 3300 mAh |
| Charger, watts | Wired charging | 27W Wired fast charging |
| Inductive / wireless charging | feature not registered | Qi wireless charging |
| Talk time autonomy | 30 hours (1.3 days) | feature not registered |
| Standby | 120 hours (5 days) | feature not registered |
➕ Other features | ||
| Amazfit Stratos 2S | Xiaomi Mi 9 (128GB/6GB) | |
| Call control | Not supported | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), E-mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Supported |
| Ringtones | feature not registered | Polyphonic and customized |
| Web browser | Not supported | HTML, XHTML, HTML5 |
| Antenna | feature not registered | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • 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 |
☢️ Radiation rate | ||
| Amazfit Stratos 2S | Xiaomi Mi 9 (128GB/6GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |