Sony Ericsson Xperia X2 vs T-Mobile Sidekick 4G (SGH-T839)
Side by side comparison between Sony Ericsson Xperia X2 vs T-Mobile Sidekick 4G phones, differences, pros, cons and full specifications. What's the better?
,
3.2"
TFT
TFT
480x800
8
MP
MP
0.3mp
256MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
vs
3.5"
TFT
TFT
480x800
3.1
MP
MP
0.3mp
512MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
What's the better phone? T-Mobile Sidekick 4G (SGH-T839)
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!
7 Advantages 
14 Advantages | 16 Common items in both devices |
| TFT LCD |
| 480x800 pixels |
| Only digital zoom |
| Autofocus |
| (front) 0.3MP |
| Accelerometer |
| Ambient light sensor |
| +9 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 | ||
| Sony Ericsson Xperia X2 | T-Mobile Sidekick 4G (SGH-T839) | |
| Change model | ||
| Model | Xperia X2 | Sidekick 4G (SGH-T839) |
| Other model names | Sony Ericsson Xperia X2i, X2a, SE Vulcan | T-Mobile Sidekick 4G T839, Samsung SGH-T839 Sidekick 4G |
| Country or region available | feature not registered |  USA |
| Brand | Sony Ericsson | T-Mobile |
| Release date | 1/5/2010 | 4/20/2011 |
| Depth | 16 millimeters (0.63 inches) | 15 millimeters (0.59 inches) |
| Size (width x height) | 54 x 110 millimeters (2.13 x 4.33 in) | 61 x 127 millimeters (2.4 x 5 in) |
| Weight | 155 grams (5.43 ounces) | 162 grams (5.67 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Sony Ericsson Xperia X2 | T-Mobile Sidekick 4G (SGH-T839) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 3.2" inches | 3.5" inches |
| Screen-to-body ratio | ~49.1% (screen-to-body ratio) | ~45% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 480x800 pixels |
| Touchscreen | Resistive Single touch 1-point | Capacitive Multitouch |
| Pixel density (dot pitch) | 292 PPI | 267 PPI |
| Colors | 65 thousand | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Sony Ericsson Xperia X2 | T-Mobile Sidekick 4G (SGH-T839) | |
| System version | Windows Mobile 6.5 Professional Titanium | Android 2.2.1 Froyo |
| Firmware update | Windows Mobile 6.5.3 Professional | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Sony Ericsson Xperia X2 | T-Mobile Sidekick 4G (SGH-T839) | |
| Chipset | 32bit: Qualcomm MSM7200A | 32bit: Samsung Exynos 3 |
| CPU | Single-core, 1 processor: 1x 528MHz ARM1136EJ-S (Single-core) | Single-core, 1 processor: 1x 1GHz ARM Cortex-A8 (Single-core) |
| GPU graphical controller | Qualcomm Adreno 130 | PowerVR SGX540 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Sony Ericsson Xperia X2 | T-Mobile Sidekick 4G (SGH-T839) | |
| RAM memory | 256MB LPDDR | 512MB |
| Internal storage | 512MB (110MB available) | 1GB (350MB available) |
| External storage | Until 16GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Sony Ericsson Xperia X2 | T-Mobile Sidekick 4G (SGH-T839) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 7.2/2 Mbps | 21/5.76 Mbps |
| Network technology | 2G | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | Not supported | UMTS 1700/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| 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 | ||
| Sony Ericsson Xperia X2 | T-Mobile Sidekick 4G (SGH-T839) | |
| Back camera (main camera) | 8 megapixels | 3.1 megapixels |
| Main camera resolution | 3264x2448 pixels | 2048x1536 pixels |
| Video recording (primary) | WVGA (800x480) 30 fps | VGA (720x480) 30 fps |
| Flash | LED flash | 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 | Autofocus | Autofocus |
| Touch focus | feature not registered | feature not registered |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | feature not registered | feature not registered |
| BSI sensor | feature not registered | feature not registered |
| HDR | feature not registered | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Sony Ericsson Xperia X2 | T-Mobile Sidekick 4G (SGH-T839) | |
| Front camera (secondary) | 0.3 megapixels | 0.3 megapixels |
| Front camera resolution | 640x480 pixels | 640x480 pixels |
| Video recording (secondary) | QVGA (320x240) | 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 | ||
| Sony Ericsson Xperia X2 | T-Mobile Sidekick 4G (SGH-T839) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | feature not registered |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, Xvid, H.264, H.263, WMV9 | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Sony Ericsson Xperia X2 | T-Mobile Sidekick 4G (SGH-T839) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Proprietary TV-out | Not supported |
| Bluetooth | 2.1 + A2DP | 3.0 + A2DP |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | feature not registered | feature not registered |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | feature not registered |
🧭 Sensors | ||
| Sony Ericsson Xperia X2 | T-Mobile Sidekick 4G (SGH-T839) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony Ericsson Xperia X2 | T-Mobile Sidekick 4G (SGH-T839) | |
| Battery type | LiPo: li-ion polymer (Removable) BST-41 | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1500 mAh | 1500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 6 hours | 6.5 hours |
| Standby | 640 hours (26.7 days) | 456 hours (19 days) |
➕ Other features | ||
| Sony Ericsson Xperia X2 | T-Mobile Sidekick 4G (SGH-T839) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | feature not registered | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Retractable QWERTY keyboard | Retractable QWERTY keyboard |
| Miscellaneous | • Colors: Elegant Black, Modern Silver • 4GB SanDisk microSD included • Touch focus • DLNA • Pocket Office • Stereo FM via software update • Videocall functionality via software update • Java framework | • Colors: Matte black, Pearl magenta • 2GB microSD included • Samsung TouchWiz UI • Optical trackpad • HAC M3/T3 • T-Mobile TV • DLNA • WiFi hotspot • Java framework |
☢️ Radiation rate | ||
| Sony Ericsson Xperia X2 | T-Mobile Sidekick 4G (SGH-T839) | |
| 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 |