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Samsung Galaxy S2 Epic 4G Touch (SPH-D710) vs Alcatel OT-991D (Dual-sim)

Side by side comparison between Samsung Galaxy S2 Epic 4G Touch vs Alcatel OT-991 phones, differences, pros, cons and full specifications. What's the better?

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Compare Alcatel OT-991 X Samsung Galaxy S2 Epic 4G Touch (SPH-D710) 23Points
4.5"
AMOLED

480x800

8
MP

2mp

1GB
RAM

Dual-core

1800
mAh

(Removable)

vs
4"
TFT

320x480

3.1
MP

0.3mp

256MB
RAM

Single-core

1500
mAh

(Removable)

What's the better phone? Samsung Galaxy S2 Epic 4G Touch (SPH-D710)

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!

Galaxy S2 Epic 4G Touch (SPH-D710)} 23 Advantages Samsung Galaxy S2 Epic 4G Touch (SPH-D710) vs OT-991D (Dual-sim)} 3 Advantages Alcatel OT-991D (Dual-sim)
+1.2GHz 32bit Dual-core58%
More powerful processor, you can open your applications faster
vs800MHz 32bit Single-core
+1GB LPDDR23 times
More RAM memory. Typically more responsive and better for multitasking.
vs256MB
+16GB108 times
More internal storage for applications and files
vs512MB (150MB available)
+130 grams (4.55 ounces)1%
Lighter
vs131 grams (4.59 ounces)
+10 millimeters (0.39 inches)8%
Thinner
vs10.8 millimeters (0.43 inches)
+Super AMOLED PlusAdvantage
Super AMOLED Plus display is brighter and more vivid
vsTFT LCD
+16 million61 times
More colors on the screen is better quality images and videos
vs260 thousand
+480x800 pixels150%
Higher resolution screen
vs320x480 pixels
+207 PPI44%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs144 PPI
+4.5"13%
Larger screen
vs4"
+(back) 8MP154%
Higher resolution main camera
vs(back) 3.1MP
+AutofocusAdvantage
Best autofocus type for taking pictures
vsNot supported
+(front) 2MP5 times
Higher resolution secondary camera to take pictures and selfies
vs(front) 0.3MP
+Full HD (1920x1080)5 times
More image quality for recording videos with the primary camera
vsVGA (720x480)
+Android 4.1.2 Jelly BeanAdvantage
Android 4.1.2 Jelly Bean is newer and safer
vsAndroid 2.3.6 Gingerbread
+4G WiMAXAdvantage
The 4G WiMAX network is newer and faster
vs3G HSDPA
+(4G WiMAX) 75 Mbps9 times
Faster for surfing the internet and download files
vs(3G HSDPA) 7.2 Mbps
+Ambient light sensorAdvantage
Sensors help you use the device
vsNot supported
+GyroscopeAdvantage
Sensors help you use the device
vsNot supported
+1800 mAh20%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs1500 mAh
+Micro-B USB MHLAdvantage
The TV-output lets you use your device on TV by cable
vsNot supported
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
+Gorilla GlassAdvantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
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 supportedvs+FM (RDS)Advantage
The radio lets you listen to your songs and sports in general
3.0 + A2DPvs+4.0 + A2DPAdvantage
Bluetooth 4.0 + A2DP is newer and faster

17 Common items in both devices
Until 32GB microSD, microSDHC
LED flash
Only digital zoom
Capacitive
Multitouch
Accelerometer
Compass
+10 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

Galaxy S2 Epic 4G Touch (SPH-D710)Alcatel OT-991D (Dual-sim)
Change model 
ModelGalaxy S2 Epic 4G Touch (SPH-D710)OT-991D (Dual-sim)
Other model namesSprint Samsung Galaxy S II Epic 4G Touch, Samsung WithinAlcatel One Touch 991D Dual-sim, Alcatel 991
Country or region availableUSA
USA
feature not registered
BrandSamsungAlcatel
Release date9/16/20119/1/2012
Depth10 millimeters (0.39 inches)10.8 millimeters (0.43 inches)
Size (width x height)70 x 130 millimeters (2.76 x 5.12 in)68 x 122 millimeters (2.68 x 4.8 in)
Weight130 grams (4.55 ounces)131 grams (4.59 ounces)
Build, materialsPlastic body, glass frontfeature not registered
Protection against water and othersNot supportedNot supported

📲 Display

Galaxy S2 Epic 4G Touch (SPH-D710)Alcatel OT-991D (Dual-sim)
Display typeSuper AMOLED PlusTFT LCD
Screen size4.5" inches4" inches
Screen-to-body ratio~63.3% (screen-to-body ratio)~57.4% (screen-to-body ratio)
Display resolution480x800 pixels320x480 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)207 PPI144 PPI
Colors16 million260 thousand
Scratch-resistant glassGorilla GlassNot supported
Refresh rate60Hzfeature not registered
Display featuresNot supportedfeature not registered

🤖 Operating System

Galaxy S2 Epic 4G Touch (SPH-D710)Alcatel OT-991D (Dual-sim)
System versionAndroid 2.3.4 GingerbreadAndroid 2.3.6 Gingerbread
Firmware updateAndroid 4.1.2 Jelly Beanfeature not registered
User Interfacefeature not registeredfeature not registered

⚙️ Processor

Galaxy S2 Epic 4G Touch (SPH-D710)Alcatel OT-991D (Dual-sim)
Chipset32bit: Samsung Exynos 4 Dual 4210 (45nm)32bit: MediaTek MT6573
CPUDual-core, 1 processor:
2x 1.2GHz ARM Cortex-A9 (Dual-core)
Single-core, 1 processor:
1x 800MHz ARM11 (Single-core)
GPU graphical controllerARM Mali-400 MP4 266MhzPowerVR SGX531
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

Galaxy S2 Epic 4G Touch (SPH-D710)Alcatel OT-991D (Dual-sim)
RAM memory1GB LPDDR2256MB
Internal storage16GB512MB (150MB available)
External storageUntil 32GB microSD, microSDHC
(dedicated slot)
Until 32GB microSD, microSDHC
(dedicated slot)

📶 Mobile networks

Galaxy S2 Epic 4G Touch (SPH-D710)Alcatel OT-991D (Dual-sim)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card1 slot (Single-SIM)
Standard mini-SIM (2FF)
2 slots (Dual-SIM)
Standard mini-SIM (2FF)
Maximum Download / Upload75/25 Mbps7.2 Mbps
Network technology2G, 3G, 4G2G
Frequency, bands Expand band details Collapse details
GSM MHz bandNot supportedQuad-Band 850/900/1800/1900
Primary 2G networkCDMA 800/1900GSM 850/900/1800/1900
Primary 3G networkCDMA2000 1xEV-DONot supported
Primary 4G networkWiMAX 802.16Not supported
Primary 5G networkNot supportedNot supported
Primary data networkCDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, WiMAXGPRS, EDGE, UMTS, HSDPA
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedGPRS, EDGE

📷 Camera

Galaxy S2 Epic 4G Touch (SPH-D710)Alcatel OT-991D (Dual-sim)
Back camera (main camera)8 megapixels3.1 megapixels
Main camera resolution3264x2448 pixels2048x1536 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsVGA (720x480) 30 fps
FlashLED flashLED flash
Focal aperturef/2.6 (aperture)feature not registered
Focal lengthfeature not registeredfeature not registered
Sensor size1/3.2" inchesfeature not registered
Pixel sizefeature not registeredfeature not registered
AutofocusAutofocusNot supported
Touch focusSupportedfeature not registered
Image stabilizationEIS: Digital stabilizationfeature not registered
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detectionfeature not registered
BSI sensorNot supportedfeature not registered
HDRNot supportedfeature not registered
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Galaxy S2 Epic 4G Touch (SPH-D710)Alcatel OT-991D (Dual-sim)
Front camera (secondary)2 megapixels0.3 megapixels
Front camera resolution1600x1200 pixels640x480 pixels
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

Galaxy S2 Epic 4G Touch (SPH-D710)Alcatel OT-991D (Dual-sim)
LoudspeakerSupportedSupported
Active noise cancellation2 microphones or morefeature not registered
RadioNot supportedFM (RDS)
TVNot supportedNot supported
Video formatsMP4, H.264, H.263, XviD, MKVMP4, H.264
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, AAC+

🔌 Connectivity

Galaxy S2 Epic 4G Touch (SPH-D710)Alcatel OT-991D (Dual-sim)
USBMicroUSB 2.0, USB OTG On-The-GoMicroUSB 2.0
Audio output3.5mm jack3.5mm jack
TV outputMicro-B USB MHLNot supported
Bluetooth3.0 + A2DP4.0 + A2DP
WiFi802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz)
WiFi Direct, hotspot
802.11 b/g/n [wifi4] (2.4GHz)
DLNASupportedfeature not registered
GPSA-GPS, GeoTaggingA-GPS, GeoTagging
NFCSupportedNot supported
Infrared portNot supportedfeature not registered

🧭 Sensors

Galaxy S2 Epic 4G Touch (SPH-D710)Alcatel OT-991D (Dual-sim)
SensorsAccelerometer
Ambient light sensor
Compass
Gyroscope
Proximity sensor
Accelerometer
Compass
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Galaxy S2 Epic 4G Touch (SPH-D710)Alcatel OT-991D (Dual-sim)
Battery typeLi-Ion: lithium-ion (Removable)Li-Ion: lithium-ion (Removable)
Battery capacity1800 mAh1500 mAh
Charger, wattsWired chargingWired charging
Inductive / wireless chargingNot supportedfeature not registered
Talk time autonomy8.8 hours10 hours
Standby252 hours (10.5 days)366.7 hours (15.3 days)

➕ Other features

Galaxy S2 Epic 4G Touch (SPH-D710)Alcatel OT-991D (Dual-sim)
Call controlVoice dialing, Voice recorder, Voice commandsVoice recorder
MessagingSMS (Swype), 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 keyboardNot supportedNot supported
Miscellaneous• Colors: Black, White
• TouchWiz UI 4.0
• Java framework
• Colors: Black, White
• HAC (M3/T3)
• WiFi hotspot
• Java framework

☢️ Radiation rate

Galaxy S2 Epic 4G Touch (SPH-D710)Alcatel OT-991D (Dual-sim)
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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