T-Mobile Sidekick 4G (SGH-T839) vs Alcatel Pixi 4 4.0 (4034D 4GB)

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Side by side comparison between T-Mobile Sidekick 4G vs Alcatel Pixi 4 (4.0) phones, differences, pros, cons and full specifications. What's the better?

12/4/2016 7:34 PM, updated: 4/5/2021 2:50 AM

Compare Alcatel Pixi 4 (4.0) X T-Mobile Sidekick 4G (SGH-T839) 04Points

Specifications Compare Models Pictures

3.5"
TFT

480x800

3.1
MP

0.3mp

512MB
RAM

Single-core

1500
mAh

(Removable)

12Points Alcatel Pixi 4 4.0 (4034D 4GB) Compare T-Mobile Sidekick 4G X

Specifications Compare Models Pictures

4"
TFT

480x800

2
MP

0.3mp

512MB
RAM

Quad-core

1500
mAh

(Removable)

What's the better phone? Alcatel Pixi 4 4.0 (4034D 4GB)

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!

4 Advantages T-Mobile Sidekick 4G (SGH-T839)	vs	12 Advantages Alcatel Pixi 4 4.0 (4034D 4GB)
+267 PPI15% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	233 PPI
+(back) 3.1MP64% Higher resolution main camera	vs	(back) 2MP
+AutofocusAdvantage Best autofocus type for taking pictures	vs	Not supported
+Ambient light sensorAdvantage Sensors help you use the device	vs	Not supported
1GHz 32bit Single-core	vs	+1.3GHz 32bit Quad-core114% More powerful processor, you can open your applications faster
1GB (350MB available)	vs	+4GB (1GB available)193% More internal storage for applications and files
162 grams (5.67 ounces)	vs	+110 grams (3.85 ounces)47% Lighter
15 millimeters (0.59 inches)	vs	+9.7 millimeters (0.38 inches)55% Thinner
3.5"	vs	+4"14% Larger screen
Not supported	vs	+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light
VGA (720x480)	vs	+HD (1280x720)167% More image quality for recording videos with the primary camera
Android 2.2.1 Froyo	vs	+Android 6.0 MarshmallowAdvantage Android 6.0 Marshmallow is newer and safer
1 slot (Single-SIM) (dedicated slot)	vs	+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.
Not supported	vs	+FMAdvantage The radio lets you listen to your songs and sports in general
3.0 + A2DP	vs	+4.0 + A2DPAdvantage Bluetooth 4.0 + A2DP is newer and faster
HTML, XHTML, Flash player	vs	+HTML, XHTML, HTML5Advantage Better sites viewing on the internet

22 Common items in both devices

512MB / 512MB LPDDR2

Until 32GB microSD, microSDHC

TFT LCD

16 million

480x800 pixels

Only digital zoom

(front) 0.3MP

+15 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

📱 Model features
	T-Mobile Sidekick 4G (SGH-T839)	Alcatel Pixi 4 4.0 (4034D 4GB)
Change model		Choose the model
Model	Sidekick 4G (SGH-T839)	Pixi 4 4.0 (4034D 4GB)
Other model names	T-Mobile Sidekick 4G T839, Samsung SGH-T839 Sidekick 4G	Alcatel Pixi 4 4034D (Dual-SIM)
Country or region available	USA	(Europe), (Global, International)
Brand	T-Mobile	Alcatel
Release date	4/20/2011	6/1/2016
Depth	15 millimeters (0.59 inches)	9.7 millimeters (0.38 inches)
Size (width x height)	61 x 127 millimeters (2.4 x 5 in)	64.4 x 121.3 millimeters (2.54 x 4.78 in)
Weight	162 grams (5.67 ounces)	110 grams (3.85 ounces)
Build, materials	feature not registered	feature not registered
Protection against water and others	Not supported	Not supported
📲 Display
	T-Mobile Sidekick 4G (SGH-T839)	Alcatel Pixi 4 4.0 (4034D 4GB)
Display type	TFT LCD	TFT LCD
Screen size	3.5" inches	4" inches
Screen-to-body ratio	~45% (screen-to-body ratio)	~58.3% (screen-to-body ratio)
Display resolution	480x800 pixels	480x800 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 2-points
Pixel density (dot pitch)	267 PPI	233 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	T-Mobile Sidekick 4G (SGH-T839)	Alcatel Pixi 4 4.0 (4034D 4GB)
System version	Android 2.2.1 Froyo	Android 6.0 Marshmallow
Firmware update	feature not registered	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	T-Mobile Sidekick 4G (SGH-T839)	Alcatel Pixi 4 4.0 (4034D 4GB)
Chipset	32bit: Samsung Exynos 3	32bit: MediaTek MT6580M (28nm)
CPU	Single-core, 1 processor: 1x 1GHz ARM Cortex-A8 (Single-core)	Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core)
GPU graphical controller	PowerVR SGX540	ARM Mali-400 MP2 400Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	T-Mobile Sidekick 4G (SGH-T839)	Alcatel Pixi 4 4.0 (4034D 4GB)
RAM memory	512MB	512MB LPDDR2
Internal storage	1GB (350MB available)	4GB (1GB available)
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Until 32GB microSD, microSDHC (dedicated slot)
📶 Mobile networks
	T-Mobile Sidekick 4G (SGH-T839)	Alcatel Pixi 4 4.0 (4034D 4GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	1 slot (Single-SIM) Standard mini-SIM (2FF)	2 slots (Dual-SIM) micro-SIM (3FF)
Maximum Download / Upload	21/5.76 Mbps	21/5.76 Mbps
Network technology	2G, 3G	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	UMTS 1700/2100	UMTS 900/2100
Primary 4G network	Not supported	Not supported
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	GPRS, EDGE
📷 Camera
	T-Mobile Sidekick 4G (SGH-T839)	Alcatel Pixi 4 4.0 (4034D 4GB)
Back camera (main camera)	3.1 megapixels	2 megapixels
Main camera resolution	2048x1536 pixels	1600x1200 pixels
Video recording (primary)	VGA (720x480) 30 fps	HD (1280x720) 30 fps
Flash	Not supported	LED flash on both cameras
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	Not supported
Touch focus	feature not registered	Not supported
Image stabilization	feature not registered	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	feature not registered	Face detection, Smile detection
BSI sensor	feature not registered	Not supported
HDR	feature not registered	HDR photo only main camera
Camera extras	feature not registered	feature not registered
📸 Front camera
	T-Mobile Sidekick 4G (SGH-T839)	Alcatel Pixi 4 4.0 (4034D 4GB)
Front camera (secondary)	0.3 megapixels	0.3 megapixels
Front camera resolution	640x480 pixels	640x480 pixels
Video recording (secondary)	Not supported	VGA (640x480)
Front flash	Not supported	LED
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
	T-Mobile Sidekick 4G (SGH-T839)	Alcatel Pixi 4 4.0 (4034D 4GB)
Loudspeaker	Supported	Supported
Active noise cancellation	feature not registered	Not supported
Radio	Not supported	FM
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263	MP4, H.264, H.263
Audio formats	MP3, WAV, eAAC+	MP3, WAV, AAC+
🔌 Connectivity
	T-Mobile Sidekick 4G (SGH-T839)	Alcatel Pixi 4 4.0 (4034D 4GB)
USB	MicroUSB 2.0	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	3.0 + A2DP	4.0 + A2DP
WiFi	802.11 b/g/n [wifi4] (2.4GHz)	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	feature not registered	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging
NFC	Not supported	Not supported
Infrared port	feature not registered	Not supported
🧭 Sensors
	T-Mobile Sidekick 4G (SGH-T839)	Alcatel Pixi 4 4.0 (4034D 4GB)
Sensors	Accelerometer Ambient light sensor Proximity sensor	Accelerometer Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	T-Mobile Sidekick 4G (SGH-T839)	Alcatel Pixi 4 4.0 (4034D 4GB)
Battery type	Li-Ion: lithium-ion (Removable)	Li-Ion: lithium-ion (Removable)
Battery capacity	1500 mAh	1500 mAh
Charger, watts	Wired charging	Wired charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	6.5 hours	7.5 hours
Standby	456 hours (19 days)	420 hours (17.5 days)
➕ Other features
	T-Mobile Sidekick 4G (SGH-T839)	Alcatel Pixi 4 4.0 (4034D 4GB)
Call control	Voice recorder	Voice dialing, 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	HTML, XHTML, Flash player	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Retractable QWERTY keyboard	Not 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 (front) • Kit Colors (Black, White, Blue, Red) • Kit Metallic (Silver, Pink, Black, White)
☢️ Radiation rate
	T-Mobile Sidekick 4G (SGH-T839)	Alcatel Pixi 4 4.0 (4034D 4GB)
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