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T-Mobile Sidekick 4G (SGH-T839) vs Nokia Lumia 900 (3G)

Side by side comparison between T-Mobile Sidekick 4G vs Nokia Lumia 900 phones, differences, pros, cons and full specifications. What's the better?

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Compare Nokia Lumia 900 X T-Mobile Sidekick 4G (SGH-T839) 06Points
T-Mobile Sidekick 4G (SGH-T839)
Specifications Compare Models Pictures
3.5"
TFT

480x800

3.1
MP

0.3mp

512MB
RAM

Single-core

1500
mAh

(Removable)

vs
16Points Nokia Lumia 900 (3G) Compare T-Mobile Sidekick 4G X
Nokia Lumia 900 (3G)
Specifications Compare Models Pictures
4.3"
AMOLED

480x800

8
MP

1mp

512MB
RAM

Single-core

1830
mAh

(Non removable)

What's the better phone? Nokia Lumia 900 (3G)

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)} 6 Advantages T-Mobile Sidekick 4G (SGH-T839) vs Lumia 900 (3G)} 16 Advantages Nokia Lumia 900 (3G)
+Until 32GB microSD, microSDHCAdvantage
More external storage for files using memory cards		vsNot supported
+267 PPI23%
Crisper display of text, images and videos because it has more pixels per inch (ppi)		vs217 PPI
+3500000 apps (Google Play Store)4 times
More apps available to download and use		vs700000 apps (Marketplace)
+Ambient light sensorAdvantage
Sensors help you use the device		vsNot supported
+Li-Ion: lithium-ion (Removable)Advantage
Removable battery can be replaced easily		vsLi-Ion: lithium-ion (Non removable)
+3.0 + A2DPAdvantage
Bluetooth 3.0 + A2DP is newer and faster		vs2.1 + A2DP
1GHz 32bit Single-corevs+1.4GHz 32bit Single-core73%
More powerful processor, you can open your applications faster
1GB (350MB available)vs+16GB (14.78GB available)42 times
More internal storage for applications and files
162 grams (5.67 ounces)vs+160 grams (5.6 ounces)1%
Lighter
15 millimeters (0.59 inches)vs+11.5 millimeters (0.45 inches)30%
Thinner
TFT LCDvs+AMOLEDAdvantage
AMOLED display is brighter and more vivid
3.5"vs+4.3"23%
Larger screen
(back) 3.1MPvs+(back) 8MP154%
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) 1MP200%
Higher resolution secondary camera to take pictures and selfies
VGA (720x480)vs+HD (1280x720)167%
More image quality for recording videos with the primary camera
(3G+ HSPA+) 21 Mbpsvs+(3G+ HSPA+) 42 Mbps100%
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+1830 mAh22%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supportedvs+FM (RDS)Advantage
The radio lets you listen to your songs and sports in general
Not supportedvs+Gorilla GlassAdvantage
Protection against scratches on the screen lets you carry your phone with your keys
18 Common items in both devices
512MB / 512MB LPDDR2
16 million
480x800 pixels
Only digital zoom
Autofocus
3G+ HSPA+
Capacitive
+11 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

T-Mobile Sidekick 4G (SGH-T839)Nokia Lumia 900 (3G)
Change model 
ModelSidekick 4G (SGH-T839)Lumia 900 (3G)
Other model namesT-Mobile Sidekick 4G T839, Samsung SGH-T839 Sidekick 4GNokia Lumia 900 RM-823, Nokia Ace
Country or region availableUSA
USA		(Global, International)
(Global, International)
BrandT-MobileNokia
Release date4/20/20114/8/2012
Depth15 millimeters (0.59 inches)11.5 millimeters (0.45 inches)
Size (width x height)61 x 127 millimeters (2.4 x 5 in)68.5 x 127.8 millimeters (2.7 x 5.03 in)
Weight162 grams (5.67 ounces)160 grams (5.6 ounces)
Build, materialsfeature not registeredPlastic body, glass front
Protection against water and othersNot supportedNot supported

📲 Display

T-Mobile Sidekick 4G (SGH-T839)Nokia Lumia 900 (3G)
Display typeTFT LCDAMOLED
Screen size3.5" inches4.3" inches
Screen-to-body ratio~45% (screen-to-body ratio)~60.1% (screen-to-body ratio)
Display resolution480x800 pixels480x800 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)267 PPI217 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass
Refresh ratefeature not registeredfeature not registered
Display featuresfeature not registeredfeature not registered

🤖 Operating System

T-Mobile Sidekick 4G (SGH-T839)Nokia Lumia 900 (3G)
System versionAndroid 2.2.1 FroyoWindows Phone 7.5 Mango
Firmware updatefeature not registeredWindows Phone 7.8
User Interfacefeature not registeredfeature not registered

⚙️ Processor

T-Mobile Sidekick 4G (SGH-T839)Nokia Lumia 900 (3G)
Chipset32bit: Samsung Exynos 332bit: Qualcomm Snapdragon APQ8055
CPUSingle-core, 1 processor:
1x 1GHz ARM Cortex-A8 (Single-core)		Single-core, 1 processor:
1x 1.4GHz Scorpion (Single-core)
GPU graphical controllerPowerVR SGX540Qualcomm Adreno 205
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

T-Mobile Sidekick 4G (SGH-T839)Nokia Lumia 900 (3G)
RAM memory512MB512MB LPDDR2
Internal storage1GB (350MB available)16GB (14.78GB available)
External storageUntil 32GB microSD, microSDHC
(dedicated slot)		Not supported

📶 Mobile networks

T-Mobile Sidekick 4G (SGH-T839)Nokia Lumia 900 (3G)
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 Mbps42/5.76 Mbps
Network technology2G, 3G2G, 3G
Frequency, bands Expand band details Collapse 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 1700/2100UMTS 850/900/1900/2100
Primary 4G networkNot supportedNot supported
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
Secondary 2G networkNot supportedNot supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedNot supported

📷 Camera

T-Mobile Sidekick 4G (SGH-T839)Nokia Lumia 900 (3G)
Back camera (main camera)3.1 megapixels8 megapixels
Main camera resolution2048x1536 pixels3264x2448 pixels
Video recording (primary)VGA (720x480) 30 fpsHD (1280x720) 30 fps
FlashNot supportedDual-LED flash
Focal aperturefeature not registeredf/2.2 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
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
BSI sensorfeature not registeredNot supported
HDRfeature not registeredNot supported
Camera extrasfeature not registeredfeature not registered

📸 Front camera

T-Mobile Sidekick 4G (SGH-T839)Nokia Lumia 900 (3G)
Front camera (secondary)0.3 megapixels1 megapixels
Front camera resolution640x480 pixels1280x720 pixels
Video recording (secondary)Not supportedVGA (640x480)
Front flashNot supportedNot supported
Focal aperturefeature not registeredfeature not registered
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered

🔉 Sound and multimedia

T-Mobile Sidekick 4G (SGH-T839)Nokia Lumia 900 (3G)
LoudspeakerSupportedSupported
Active noise cancellationfeature not registered2 microphones or more
RadioNot supportedFM (RDS)
TVNot supportedNot supported
Video formatsMP4, H.264, H.263MP4, H.264, H.263, WMV
Audio formatsMP3, WAV, eAAC+MP3, WAV, eAAC+, WMA

🔌 Connectivity

T-Mobile Sidekick 4G (SGH-T839)Nokia Lumia 900 (3G)
USBMicroUSB 2.0MicroUSB 2.0
Audio output3.5mm jack3.5mm jack
TV outputNot supportedNot supported
Bluetooth3.0 + A2DP2.1 + A2DP
WiFi802.11 b/g/n [wifi4] (2.4GHz)802.11 b/g/n [wifi4] (2.4GHz)
DLNAfeature not registeredNot supported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging
NFCNot supportedNot supported
Infrared portfeature not registeredNot supported

🧭 Sensors

T-Mobile Sidekick 4G (SGH-T839)Nokia Lumia 900 (3G)
SensorsAccelerometer
Ambient light sensor
Proximity sensor		Accelerometer
Compass
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

T-Mobile Sidekick 4G (SGH-T839)Nokia Lumia 900 (3G)
Battery typeLi-Ion: lithium-ion (Removable)Li-Ion: lithium-ion (Non removable)
BP-6EW
Battery capacity1500 mAh1830 mAh
Charger, wattsWired chargingWired charging
Inductive / wireless chargingfeature not registeredfeature not registered
Talk time autonomy6.5 hours7 hours
Standby456 hours (19 days)350 hours (14.6 days)

➕ Other features

T-Mobile Sidekick 4G (SGH-T839)Nokia Lumia 900 (3G)
Call controlVoice recorderVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, Flash playerHTML, XHTML, Flash player
AntennaInternal antennaInternal antenna
Qwerty physical keyboardRetractable QWERTY keyboardNot supported
Miscellaneous• 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, Cyan, White, Magenta
• Nokia ClearBlack Display
• Corning Gorilla Curved Glass Screen
• Dolby Digital Plus sound
• Anti-glare polariser

☢️ Radiation rate

T-Mobile Sidekick 4G (SGH-T839)Nokia Lumia 900 (3G)
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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