Xiaomi Amazfit T-Rex vs Sony Ericsson Cedar (J108a)
Side by side comparison between Xiaomi Amazfit T-Rex vs Sony Ericsson Cedar devices, differences, pros, cons and full specifications. What's the better?
,
1.3"
AMOLED
AMOLED
360x360
N/A
512MB
RAM
RAM
Single-core
390
mAh
mAh
(Non removable)
vs
What's the better device? Xiaomi Amazfit T-Rex
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!
18 Advantages 
12 Advantages | 3 Common items in both devices |
| Plastic body, glass front / Plastic body |
| Proprietary OS |
| Accelerometer |
| + 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 T-Rex | Sony Ericsson Cedar (J108a) | |
| Change model | ||
| Model | Amazfit T-Rex | Cedar (J108a) |
| Other model names | Mi Amazfit TRex | Sony Ericsson Cedar J108a, SE GreenHeart |
| Country or region available |  (Global, International) |    (Latin America), Canada, USA |
| Brand | Xiaomi | Sony Ericsson |
| Release date | 1/9/2020, Announced: 1/1/2020 | 9/1/2010 |
| Depth | 13.5 millimeters (0.53 inches) | 15.5 millimeters (0.61 inches) |
| Size (width x height) | 47.47 x 47.47 millimeters (1.87 x 1.87 in) | 49 x 111 millimeters (1.93 x 4.37 in) |
| Weight | 58 grams (2.03 ounces) | 84 grams (2.94 ounces) |
| Build, materials | Plastic body, glass front | Plastic body |
| Protection against water and others | 5 ATM: 50 meters waterproof | Not supported |
📲 Display | ||
| Amazfit T-Rex | Sony Ericsson Cedar (J108a) | |
| Display type | AMOLED | TFT LCD |
| Screen size | 1.3" inches | 2.2" inches |
| Screen-to-body ratio | ~24.2% (screen-to-body ratio) | ~27.6% (screen-to-body ratio) |
| Display resolution | 360x360 pixels | 240x320 pixels |
| Touchscreen | Capacitive Multitouch | Not supported |
| Pixel density (dot pitch) | 392 PPI | 182 PPI |
| Colors | 16 million | 260 thousand |
| Scratch-resistant glass | Gorilla Glass 3 | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Amazfit T-Rex | Sony Ericsson Cedar (J108a) | |
| System version | Proprietary OS | Proprietary OS |
| Firmware update | feature not registered | feature not registered |
| User Interface | RTOS | feature not registered |
⚙️ Processor | ||
| Amazfit T-Rex | Sony Ericsson Cedar (J108a) | |
| Chipset | 32bit | 16bit |
| CPU | Single-core, 1 processor: Single-core | Single-core, 1 processor: Single-core |
| GPU graphical controller | feature not registered | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Amazfit T-Rex | Sony Ericsson Cedar (J108a) | |
| RAM memory | 512MB LPDDR3 | SDRAM |
| Internal storage | 4GB (2GB available) eMCP | 512MB (280MB available) Flash (EEPROM) |
| External storage | Not supported | Until 16GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Amazfit T-Rex | Sony Ericsson Cedar (J108a) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | Not supported | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | feature not registered | 7.2/2 Mbps |
| Network technology | feature not registered | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Not supported | Quad-Band 850/900/1800/1900 |
| Primary 2G network | Not supported | GSM 850/900/1800/1900 |
| Primary 3G network | Not supported | UMTS 850/1900/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Amazfit T-Rex | Sony Ericsson Cedar (J108a) | |
| Back camera (main camera) | Not supported | 2 megapixels |
| Main camera resolution | Not supported | 1600x1200 pixels |
| Video recording (primary) | Not supported | QVGA (320x240) 15 fps |
| Flash | Not supported | Not supported |
| Focal aperture | feature not registered | 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 |
| Autofocus | Not supported | Not supported |
| Touch focus | Not supported | Not supported |
| Image stabilization | Not supported | Not supported |
| Zoom | Not supported | Only digital zoom |
| Face/smile detection | Not supported | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Amazfit T-Rex | Sony Ericsson Cedar (J108a) | |
| Front camera (secondary) | Not supported | Not supported |
| Front camera resolution | Not supported | Not supported |
| Video recording (secondary) | Not supported | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | 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 | ||
| Amazfit T-Rex | Sony Ericsson Cedar (J108a) | |
| Loudspeaker | feature not registered | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | feature not registered | MP4, H.264, H.263 |
| Audio formats | feature not registered | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Amazfit T-Rex | Sony Ericsson Cedar (J108a) | |
| USB | Not supported | MicroUSB 2.0 |
| Audio output | Not supported | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 2.1 + A2DP |
| WiFi | Not supported | Not supported |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | Not supported |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Amazfit T-Rex | Sony Ericsson Cedar (J108a) | |
| Sensors | Accelerometer Ambient light sensor Compass Heart rate Pedometer SpO2 | Accelerometer |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Amazfit T-Rex | Sony Ericsson Cedar (J108a) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Removable) BST-43 |
| Battery capacity | 390 mAh | 1000 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | Magnetic charging (dock) | feature not registered |
| Talk time autonomy | 20 hours | 5 hours |
| Standby | 480 hours (20 days) | 475 hours (19.8 days) |
➕ Other features | ||
| Amazfit T-Rex | Sony Ericsson Cedar (J108a) | |
| Call control | Not supported | Voice recorder |
| Messaging | SMS (T9), E-mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Not supported | Supported |
| Video calling | Not supported | Supported |
| Ringtones | feature not registered | Polyphonic and customized |
| Web browser | Not supported | WAP, HTML |
| Antenna | feature not registered | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, Gray, Camouflage, Army green, Khaki • Watch band: 22mm • BioTracker PPG • 14 sports mode • AppZepp app • Compatible with Android 5.0/iOS 10 and above | • Colors: Black on silver, Black on red • Twitter and Facebook apps • Youtube and MySpace apps • Eco friendly materials • Java framework |
☢️ Radiation rate | ||
| Amazfit T-Rex | Sony Ericsson Cedar (J108a) | |
| 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 |