Samsung Galaxy J4 (SM-J400M/DS 32GB) vs Xiaomi Amazfit Stratos 2S
Side by side comparison between Samsung Galaxy J4 vs Xiaomi Amazfit Stratos 2S devices, differences, pros, cons and full specifications. What's the better?
,
5.5"
AMOLED
AMOLED
720x1280
13
MP
MP
5mp
2GB
RAM
RAM
Quad-core
3000
mAh
mAh
(Removable)
vs
1.34"
TFT
TFT
320x300
N/A
512MB
RAM
RAM
Dual-core
290
mAh
mAh
(Non removable)
What's the better device? Samsung Galaxy J4 (SM-J400M/DS 32GB)
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!
23 Advantages 
12 Advantages | 5 Common items in both devices |
| Capacitive |
| Multitouch |
| Accelerometer |
| A-GPS, GeoTagging, GLONASS, BeiDou / A-GPS, GeoTagging, GLONASS |
| MicroUSB 2.0, USB OTG On-The-Go / MicroUSB 2.0 |
| + 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 J4 (SM-J400M/DS 32GB) | Amazfit Stratos 2S | |
| Model | Galaxy J4 (SM-J400M/DS 32GB) | Amazfit Stratos 2S |
| Other model names | Galaxy J4 J400M/Dual-sim, SM-J400MZKKZTO | Xiaomi Huami Amazfit 2 Stratos A1619, Amazfit Pace 2 |
| Country or region available |  Brazil |  (Europe) |
| Brand | Samsung | Xiaomi |
| Release date | 5/1/2018 | 12/12/2017 |
| Depth | 8.1 millimeters (0.32 inches) | 15 millimeters (0.59 inches) |
| Size (width x height) | 77.2 x 151.7 millimeters (3.04 x 5.97 in) | 25.4 x 51 millimeters (1 x 2.01 in) |
| Weight | 175 grams (6.13 ounces) | 68 grams (2.38 ounces) |
| Build, materials | Plastic body | Plastic body with ceramic and stainless steel, glass front |
| Protection against water and others | Not supported | 5 ATM: 50 meters waterproof |
📲 Display | ||
| Galaxy J4 (SM-J400M/DS 32GB) | Amazfit Stratos 2S | |
| Display type | Super AMOLED | TFT LCD |
| Screen size | 5.5" inches | 1.34" inches |
| Screen-to-body ratio | ~71.2% (screen-to-body ratio) | ~44.6% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 320x300 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 267 PPI | 327 PPI |
| Colors | 16 million | 260 thousand |
| Scratch-resistant glass | Not supported | Sapphire Glass |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Galaxy J4 (SM-J400M/DS 32GB) | Amazfit Stratos 2S | |
| System version | Android 8.0 Oreo | Proprietary OS |
| Firmware update | Android 9.0 Pie | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy J4 (SM-J400M/DS 32GB) | Amazfit Stratos 2S | |
| Chipset | 64bit: Samsung Exynos 7570 (14nm) | 32bit: Ingenic M200S |
| CPU | Quad-core, 1 processor: 4x 1.4GHz ARM Cortex-A53 (Quad-core) | Dual-core, 2 processors: 1x 1.2GHz XBurst-HP (Single-core) 1x 300MHz XBurst-LP (Single-core) |
| GPU graphical controller | ARM Mali-T720 MP1 (830MHz) | 3D GPU |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy J4 (SM-J400M/DS 32GB) | Amazfit Stratos 2S | |
| RAM memory | 2GB LPDDR3 | 512MB LPDDR2 |
| Internal storage | 32GB (22GB available) Flash (EEPROM) | 4GB (2GB available) eMCP |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Galaxy J4 (SM-J400M/DS 32GB) | Amazfit Stratos 2S | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) | Not supported |
| Maximum Download / Upload | 150/50 Mbps | feature not registered |
| Network technology | 2G, 3G, 4G | feature not registered |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Not supported |
| Primary 2G network | GSM 850/900/1800/1900 | Not supported |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Primary 4G network | LTE Cat4 (Bands 1,2,3,4,5,7,8,12,13,17,28,66) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | Not supported |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Galaxy J4 (SM-J400M/DS 32GB) | Amazfit Stratos 2S | |
| Back camera (main camera) | 13 megapixels | Not supported |
| Main camera resolution | 4128x3096 pixels | Not supported |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Not supported |
| Flash | LED flash on both cameras | Not supported |
| Focal aperture | f/1.9 (aperture) | feature not registered |
| Focal length | 28mm lens | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Autofocus | Not supported |
| Touch focus | Supported | Not supported |
| Image stabilization | EIS: Digital stabilization | Not supported |
| Zoom | Only digital zoom | Not supported |
| Face/smile detection | Face detection, Smile detection | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo only main camera | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy J4 (SM-J400M/DS 32GB) | Amazfit Stratos 2S | |
| Front camera (secondary) | 5 megapixels | Not supported |
| Front camera resolution | 2560x1920 pixels | Not supported |
| Video recording (secondary) | HD (1280x720) | Not supported |
| Front flash | LED | Not supported |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy J4 (SM-J400M/DS 32GB) | Amazfit Stratos 2S | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, MKV, WMV | feature not registered |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, eAAC+ |
🔌 Connectivity | ||
| Galaxy J4 (SM-J400M/DS 32GB) | Amazfit Stratos 2S | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | Not supported |
| TV output | Not supported | Not supported |
| Bluetooth | 4.2 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 b/g [wifi3] (2.4GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy J4 (SM-J400M/DS 32GB) | Amazfit Stratos 2S | |
| Sensors | Accelerometer Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Gyroscope Heart rate Pedometer |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy J4 (SM-J400M/DS 32GB) | Amazfit Stratos 2S | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3000 mAh | 290 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 20 hours | 30 hours (1.3 days) |
| Standby | feature not registered | 120 hours (5 days) |
➕ Other features | ||
| Galaxy J4 (SM-J400M/DS 32GB) | Amazfit Stratos 2S | |
| Call control | Voice dialing, Voice recorder | Not supported |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | feature not registered |
| Web browser | HTML, XHTML, HTML5 | Not supported |
| Antenna | Internal antenna | feature not registered |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, Gold, Orchid Gray | • 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 J4 (SM-J400M/DS 32GB) | Amazfit Stratos 2S | |
| 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 |