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T-Mobile Sidekick 4G (SGH-T839) vs Nokia 6650 fold

Side by side comparison between T-Mobile Sidekick 4G vs Nokia 6650 fold phones, differences, pros, cons and full specifications. What's the better?

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Compare Nokia 6650 fold X T-Mobile Sidekick 4G (SGH-T839) 20Points
3.5"
TFT

480x800

3.1
MP

0.3mp

512MB
RAM

Single-core

1500
mAh

(Removable)

vs
2.2"
TFT

128x160

2
MP
64MB
RAM

Single-core

1500
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!

Sidekick 4G (SGH-T839)} 20 Advantages T-Mobile Sidekick 4G (SGH-T839) vs 6650 fold} 3 Advantages Nokia 6650 fold
+1GHz 32bit Single-core130%
More powerful processor, you can open your applications faster
vs369MHz 32bit Single-core
+512MB7 times
More RAM memory. Typically more responsive and better for multitasking.
vs64MB SDRAM
+1GB (350MB available)11 times
More internal storage for applications and files
vs128MB (30MB available)
+Until 32GB microSD, microSDHC3 times
More external storage for files using memory cards
vsUntil 8GB microSD
+15 millimeters (0.59 inches)8%
Thinner
vs16.2 millimeters (0.64 inches)
+480x800 pixels18 times
Higher resolution screen
vs128x160 pixels
+267 PPI187%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs93 PPI
+3.5"59%
Larger screen
vs2.2"
+(back) 3.1MP64%
Higher resolution main camera
vs(back) 2MP
+AutofocusAdvantage
Best autofocus type for taking pictures
vsNot supported
+(front) 0.3MPAdvantage
A front-camera is best for taking selfies
vsNot supported
+VGA (720x480)4 times
More image quality for recording videos with the primary camera
vsQVGA (320x240)
+3500000 apps (Google Play Store)69 times
More apps available to download and use
vs50000 apps (Nokia Ovi Store)
+3G+ HSPA+Advantage
The 3G+ HSPA+ network is newer and faster
vs3G HSDPA
+(3G+ HSPA+) 21 Mbps5 times
Faster for surfing the internet and download files
vs(3G HSDPA) 3.6 Mbps
+Capacitive MultitouchAdvantage
The touch screen facilitates the use of the device
vsNot supported
+Accelerometer, Proximity sensor, Ambient light sensorAdvantage
Sensors help you use the device
vsNot supported
+Video callingAdvantage
The video calling allows to make calls with voice and video
vsNot supported
+802.11 b/g/n [wifi4]Advantage
WiFi 802.11 b/g/n [wifi4] is newer and faster
vsNot supported
+3.0 + A2DPAdvantage
Bluetooth 3.0 + A2DP is newer and faster
vs2.0 + A2DP
162 grams (5.67 ounces)vs+112 grams (3.92 ounces)45%
Lighter
Not supportedvs+LED flashAdvantage
The LED flash helps in dark places or in low light
Not supportedvs+FMAdvantage
The radio lets you listen to your songs and sports in general

10 Common items in both devices
TFT LCD
16 million
Only digital zoom
1500 mAh
Li-Ion: lithium-ion (Removable)
Hands-free calling
Vibrating alert
+3 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 6650 fold
Change model  
ModelSidekick 4G (SGH-T839)6650 fold
Other model namesT-Mobile Sidekick 4G T839, Samsung SGH-T839 Sidekick 4GNokia 6650 fold, Nokia 6650-2 clamshell
Country or region availableUSA
USA
feature not registered
BrandT-MobileNokia
Release date4/20/20117/10/2008
Depth15 millimeters (0.59 inches)16.2 millimeters (0.64 inches)
Size (width x height)61 x 127 millimeters (2.4 x 5 in)47.3 x 99.7 millimeters (1.86 x 3.93 in)
Weight162 grams (5.67 ounces)112 grams (3.92 ounces)
Build, materialsfeature not registeredfeature not registered
Protection against water and othersNot supportedNot supported

📲 Display

T-Mobile Sidekick 4G (SGH-T839)Nokia 6650 fold
Display typeTFT LCDTFT LCD
Screen size3.5" inches2.2" inches
Screen-to-body ratio~45% (screen-to-body ratio)~32.3% (screen-to-body ratio)
Display resolution480x800 pixels128x160 pixels
TouchscreenCapacitive MultitouchNot supported
Pixel density (dot pitch)267 PPI93 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedNot supported
Refresh ratefeature not registeredfeature not registered
Display featuresfeature not registeredfeature not registered

🤖 Operating System

T-Mobile Sidekick 4G (SGH-T839)Nokia 6650 fold
System versionAndroid 2.2.1 FroyoSymbian 9.3 S60 3rd Edition Feature Pack 2
Firmware updatefeature not registeredfeature not registered
User Interfacefeature not registeredfeature not registered

⚙️ Processor

T-Mobile Sidekick 4G (SGH-T839)Nokia 6650 fold
Chipset32bit: Samsung Exynos 332bit: ARM 1136JF-S
CPUSingle-core, 1 processor:
1x 1GHz ARM Cortex-A8 (Single-core)
Single-core, 1 processor:
1x 369MHz ARM11 (Single-core)
GPU graphical controllerPowerVR SGX540feature not registered
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

T-Mobile Sidekick 4G (SGH-T839)Nokia 6650 fold
RAM memory512MB64MB SDRAM
Internal storage1GB (350MB available)128MB (30MB available)
External storageUntil 32GB microSD, microSDHC
(dedicated slot)
Until 8GB microSD
(dedicated slot)

📶 Mobile networks

T-Mobile Sidekick 4G (SGH-T839)Nokia 6650 fold
Dual-SIMNot supportedNot supported
SIM card1 slot (Single-SIM)
Standard mini-SIM (2FF)
1 slot (Single-SIM)
Standard mini-SIM (2FF)
Maximum Download / Upload21/5.76 Mbps3.6 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 850/2100
Primary 4G networkNot supportedNot supported
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+CSD, HSCSD, GPRS, EDGE, UMTS, HSDPA
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 6650 fold
Back camera (main camera)3.1 megapixels2 megapixels
Main camera resolution2048x1536 pixels1600x1200 pixels
Video recording (primary)VGA (720x480) 30 fpsQVGA (320x240) 15 fps
FlashNot supportedLED flash
Focal aperturefeature not registeredfeature not registered
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
AutofocusAutofocusNot supported
Touch focusfeature not registeredfeature not registered
Image stabilizationfeature not registeredfeature not registered
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionfeature not registeredfeature not registered
BSI sensorfeature not registeredfeature not registered
HDRfeature not registeredfeature not registered
Camera extrasfeature not registeredfeature not registered

📸 Front camera

T-Mobile Sidekick 4G (SGH-T839)Nokia 6650 fold
Front camera (secondary)0.3 megapixelsNot supported
Front camera resolution640x480 pixelsNot supported
Video recording (secondary)Not supportedNot supported
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 6650 fold
LoudspeakerSupportedSupported
Active noise cancellationfeature not registeredfeature not registered
RadioNot supportedFM
TVNot supportedNot supported
Video formatsMP4, H.264, H.263MP4, H.264, H.263, RV
Audio formatsMP3, WAV, eAAC+MP3, WAV, WMA, AAC+, RA

🔌 Connectivity

T-Mobile Sidekick 4G (SGH-T839)Nokia 6650 fold
USBMicroUSB 2.0MicroUSB 2.0
Audio output3.5mm jack3.5mm jack
TV outputNot supportedNot supported
Bluetooth3.0 + A2DP2.0 + A2DP
WiFi802.11 b/g/n [wifi4] (2.4GHz)Not supported
DLNAfeature not registeredfeature not registered
GPSA-GPS, GeoTaggingA-GPS
NFCNot supportedNot supported
Infrared portfeature not registeredfeature not registered

🧭 Sensors

T-Mobile Sidekick 4G (SGH-T839)Nokia 6650 fold
SensorsAccelerometer
Ambient light sensor
Proximity sensor
Not supported
Vibrating alertSupportedSupported

🔋 Battery

T-Mobile Sidekick 4G (SGH-T839)Nokia 6650 fold
Battery typeLi-Ion: lithium-ion (Removable)Li-Ion: lithium-ion (Removable)
BP-4L
Battery capacity1500 mAh1500 mAh
Charger, wattsWired chargingWired charging
Inductive / wireless chargingfeature not registeredfeature not registered
Talk time autonomy6.5 hours4 hours
Standby456 hours (19 days)350 hours (14.6 days)

➕ Other features

T-Mobile Sidekick 4G (SGH-T839)Nokia 6650 fold
Call controlVoice recorderVoice dialing, Voice recorder
MessagingSMS (T9), MMS, E-mail, Push mailSMS, MMS, E-mail
Hands-free callingSupportedSupported
Video callingSupportedNot supported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, Flash playerfeature not registered
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: Silver, Black
• UPnP
• Java framework

☢️ Radiation rate

T-Mobile Sidekick 4G (SGH-T839)Nokia 6650 fold
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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