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T-Mobile Sidekick 4G (SGH-T839) vs Oppo Find 7 (X9070)

Side by side comparison between T-Mobile Sidekick 4G vs Oppo Find 7 phones, differences, pros, cons with full specifications. What's the better?

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Compare Oppo Find 7 XT-Mobile Sidekick 4G (SGH-T839)01Point
T-Mobile Sidekick 4G (SGH-T839)
3.5"
TFT

480x800

3.1
MP

0.3mp

512MB
RAM

32bit Single

1500
mAh

(Removable)

vs
Oppo Find 7 (X9070)
5.5"
IPS

1440x2560

13
MP

5mp

3GB
RAM

32bit Quad

3000
mAh

(Removable)

What's the better phone? Oppo Find 7 (X9070)

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!

Sidekick 4G (SGH-T839)1 Advantage T-Mobile Sidekick 4G (SGH-T839)vsFind 7 (X9070)24 Advantages Oppo Find 7 (X9070)
+162 grams (5.67 ounces)6%
Lighter
vs171 grams (5.99 ounces)
1Ghz 32bit Single-Corevs+2.5Ghz 32bit Quad-Core3 times
More powerful processor, you can open your applications faster
512MBvs+3GB LPDDR35 times
More RAM memory. Typically more responsive and better for multitasking.
1GB (350MB available)vs+32GB (25GB available)72 times
More internal storage for applications and files
Until 32GB microSD, microSDHCvs+Until 128GB microSD, microSDXC3 times
More external storage for files using memory cards
15 millimeters (0.59 inches)vs+9.2 millimeters (0.36 inches)63%
Thinner
TFT LCDvs+TFT IPS LCDAdvantage
TFT IPS LCD display is brighter and more vivid
480x800 pixelsvs+1440x2560 pixels9 times
Higher resolution screen
267 PPIvs+534 PPI100%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
3.5"vs+5.5"57%
Larger screen
(back) 3.1MPvs+(back) 13MP3 times
Higher resolution main camera
Not supportedvs+Dual-LED flashAdvantage
The Dual-LED flash helps in dark places or in low light
(front) 0.3MPvs+(front) 5MP15 times
Higher resolution secondary camera to take pictures and selfies
VGA (720x480)vs+4K UHD (3840x2160)23 times
More image quality for recording videos with the primary camera
Android 2.2.1 Froyovs+Android 4.3 Jelly BeanAdvantage
Android 4.3 Jelly Bean is newer and safer
3G+ HSPA+vs+4G LTEAdvantage
The 4G LTE network is newer and faster
(3G+ HSPA+) 21 Mbpsvs+(4G LTE) 100 Mbps4 times
Faster for surfing the internet and download files
Not supportedvs+CompassAdvantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
1500 mAhvs+3000 mAh100%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
802.11 b/g/n (2.4Ghz)vs+802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMOAdvantage
WiFi 802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO is newer and faster
3.0 + A2DPvs+4.0 + A2DPAdvantage
Bluetooth 4.0 + A2DP is newer and faster
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
HTML, XHTML, Flash playervs+HTML, XHTML, HTML5Advantage
Better sites viewing on the internet
Not supportedvs+Gorilla Glass 3Advantage
Protection against scratches on the screen lets you carry your phone with your keys

15 Common items in both devices
16 million
Only digital zoom
Autofocus
Capacitive
Multitouch
3.5mm jack
Accelerometer
+8 specs and more in the table below

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

Highlight differencesClear highlight
Physical featuresT-Mobile Sidekick 4G (SGH-T839)Oppo Find 7 (X9070)
ModelSidekick 4G (SGH-T839)Find 7 (X9070)
Other model namesT-Mobile Sidekick 4G T839, Samsung SGH-T839 Sidekick 4GOppo Find 7 QHD (China Unicom), Oppo Find 7 X9070
Country or region availableUSA
USA
China
China
BrandT-MobileOppo
Release dateApril, 2011April, 2014
Depth15 millimeters (0.59 inches)9.2 millimeters (0.36 inches)
Size (width x height)61 x 127 millimeters (2.4 x 5 in)75 x 152.6 millimeters (2.95 x 6.01 in)
Weight162 grams (5.67 ounces)171 grams (5.99 ounces)
Qwerty physical keyboardRetractable QWERTY keyboardNot supported
AntennaInternal antennaInternal antenna
Build, materialsfeature not registeredfeature not registered
Protection against water and othersNot supportedNot supported
System (OS)T-Mobile Sidekick 4G (SGH-T839)Oppo Find 7 (X9070)
Operating systemAndroid 2.2.1 FroyoAndroid 4.3 Jelly Bean
Firmware updatefeature not registeredfeature not registered
HardwareT-Mobile Sidekick 4G (SGH-T839)Oppo Find 7 (X9070)
Chipset32bit - Samsung Exynos 332bit - Qualcomm Snapdragon 801 MSM8974-AC (28nm)
CPU processor1Ghz Single-Core ARM Cortex-A82.5Ghz Quad-Core Krait 400
GPU graphical controllerPowerVR SGX540Qualcomm Adreno 330 578Mhz
RAM memory512MB3GB LPDDR3
Internal storage1GB (350MB available)32GB (25GB available)
External storageUntil 32GB microSD, microSDHC
(dedicated slot)
Until 128GB microSD, microSDXC
(dedicated slot)
DisplayT-Mobile Sidekick 4G (SGH-T839)Oppo Find 7 (X9070)
Display typeTFT LCDTFT IPS LCD
Screen size3.5" inches5.5" inches
Screen-to-body ratio~45% (screen-to-body ratio)~72.9% (screen-to-body ratio)
Display resolution480x800 pixels1440x2560 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)267 PPI534 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass 3
Display featuresfeature not registeredfeature not registered
Mobile networksT-Mobile Sidekick 4G (SGH-T839)Oppo Find 7 (X9070)
Dual-SIMNot supportedNot supported
SIM card1 slot (Single-SIM)
Standard mini-SIM (2FF)
1 slot (Single-SIM)
micro-SIM (3FF)
Maximum download/upload21/5.76 Mbps100/50 Mbps
Network technology2G, 3G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM Mhz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 1700/2100TD-SCDMA 1900/2000
UMTS 850/900/1900/2100
Primary 4G networkNot supportedLTE Cat3 1800/2100/2600 (Bands 1,3,7)
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, LTE
Secondary 2G networkNot supportedNot supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedNot supported
CallingT-Mobile Sidekick 4G (SGH-T839)Oppo Find 7 (X9070)
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice recorderVoice dialing, Voice recorder, Voice commands
CameraT-Mobile Sidekick 4G (SGH-T839)Oppo Find 7 (X9070)
Back camera (main camera)3.1 megapixels13 megapixels
Main camera resolution2048x1536 pixels4128x3096 pixels
Video recording (primary)VGA (720x480) 30 fps4K UHD (3840x2160) 30 fps
FlashNot supportedDual-LED flash
Focal aperturefeature not registeredf/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registered1/3" inches
Pixel sizefeature not registeredfeature not registered
AutofocusAutofocusAutofocus
Touch focusfeature not registeredSupported
Image stabilizationfeature not registeredEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionfeature not registeredFace detection, Smile detection
BSI sensorfeature not registeredSupported
HDRfeature not registeredHDR photo/video only main camera
2ª cameraT-Mobile Sidekick 4G (SGH-T839)Oppo Find 7 (X9070)
Front camera (secondary)0.3 megapixels5 megapixels
Front camera resolution640x480 pixels2592x1944 pixels
Video recording (secondary)Not supportedHD (1280x720)
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 registeredfeature not registered
MultimediaT-Mobile Sidekick 4G (SGH-T839)Oppo Find 7 (X9070)
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsMP4, H.264, H.263MP4, H.264, H.263, WMV
Audio formatsMP3, WAV, eAAC+MP3, WAV, WMA, eAAC+
ConnectivityT-Mobile Sidekick 4G (SGH-T839)Oppo Find 7 (X9070)
USBMicroUSB 2.0MicroUSB 2.0
TV outputNot supportedNot supported
Audio output3.5mm jack3.5mm jack
Bluetooth3.0 + A2DP4.0 + A2DP
WiFi802.11 b/g/n (2.4Ghz)802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
DLNAfeature not registeredSupported
NFCNot supportedSupported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging
Infrared portfeature not registeredNot supported
Other functionsT-Mobile Sidekick 4G (SGH-T839)Oppo Find 7 (X9070)
Active noise cancellationfeature not registeredSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, Flash playerHTML, XHTML, HTML5
SensorsAccelerometer
Proximity sensor
Ambient Light sensor
Accelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Other features- Colors: Matte black, Pearl magenta
- 2GB microSD included
- Samsung TouchWiz UI
- Optical trackpad
- HAC M3/T3
- T-Mobile TV
- DLNA
- WiFi hotspot
- Java framework
- Colors: Black, White
- ColorOS UI
- LED notification light
- USB On-The-Go 1.3
- 720p slow motion video 120fps
- Oppo MaxxAudio sound enhancement
- WiFi display
- WiFi direct
- WiFi hotspot
- Support for gloved and wet touch
- Rapid Charge battery
Power supplyT-Mobile Sidekick 4G (SGH-T839)Oppo Find 7 (X9070)
BatteryLi-Ion: Lithium-Ion (Removable)LiPo: Li-Ion polymer (Removable)
BLP575
Battery capacity1500 mAh3000 mAh
Charger, watts Standard charging Standard charging
Talk time autonomy390 minutes | 6.5 hours | 0.3 dayfeature not registered
Standby27360 minutes | 456 hours | 19 daysfeature not registered
Radiation rateT-Mobile Sidekick 4G (SGH-T839)Oppo Find 7 (X9070)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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