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Microsoft Lumia 640 (Dual-Sim LTE) vs Blu Studio 6.0 HD (D650a)

Side by side comparison between Microsoft Lumia 640 vs Blu Studio 6.0 HD phones, differences, pros, cons and full specifications. What's the better?

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Compare Blu Studio 6.0 HD X Microsoft Lumia 640 (Dual-Sim LTE) 12Points
5"
IPS

720x1280

8
MP

1mp

1GB
RAM

Quad-core

2500
mAh

(Removable)

vs
07Points Blu Studio 6.0 HD (D650a) Compare Microsoft Lumia 640 X
6"
TFT

720x1280

8
MP

2mp

1GB
RAM

Quad-core

3000
mAh

(Non removable)

What's the better phone? Microsoft Lumia 640 (Dual-Sim LTE)

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!

Lumia 640 (Dual-Sim LTE)} 12 Advantages Microsoft Lumia 640 (Dual-Sim LTE) vs Studio 6.0 HD (D650a)} 7 Advantages Blu Studio 6.0 HD (D650a)
+8GB (3GB available)102%
More internal storage for applications and files
vs4GB (1.49GB available)
+Until 128GB microSD, microSDXC3 times
More external storage for files using memory cards
vsUntil 32GB microSD, microSDHC
+145 grams (5.08 ounces)37%
Lighter
vs199 grams (6.97 ounces)
+TFT IPS LCDAdvantage
TFT IPS LCD display is brighter and more vivid
vsTFT LCD
+294 PPI20%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs245 PPI
+4G LTEAdvantage
The 4G LTE network is newer and faster
vs3G+ HSPA+
+(4G LTE) 150 Mbps6 times
Faster for surfing the internet and download files
vs(3G+ HSPA+) 21 Mbps
+CompassAdvantage
Sensors help you use the device
vsNot supported
+Li-Ion: lithium-ion (Removable)Advantage
Removable battery can be replaced easily
vsLiPo: li-ion polymer (Non removable)
+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
vsNot supported
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
+Gorilla Glass 3Advantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
1.2GHz 32bit Quad-corevs+1.3GHz 32bit Quad-core3%
More powerful processor, you can open your applications faster
8.8 millimeters (0.35 inches)vs+8.7 millimeters (0.34 inches)1%
Thinner
5"vs+6"20%
Larger screen
(front) 1MPvs+(front) 2MP108%
Higher resolution secondary camera to take pictures and selfies
700000 apps (Marketplace)vs+3500000 apps (Google Play Store)4 times
More apps available to download and use
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
2500 mAhvs+3000 mAh20%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use

23 Common items in both devices
1GB LPDDR2
16 million
720x1280 pixels
(back) 8MP
LED flash
Only digital zoom
Autofocus
+16 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

Microsoft Lumia 640 (Dual-Sim LTE)Blu Studio 6.0 HD (D650a)
ModelLumia 640 (Dual-Sim LTE)Studio 6.0 HD (D650a)
Other model namesMicrosoft Lumia 640 LTE Dual Chip RM-1077, Lumia 640 RM-1077Phablet BLU Studio 6.0 HD D650, BLU D650A
Country or region availablefeature not registeredUSA
USA
BrandMicrosoftBlu
Release date4/1/20154/1/2014
Depth8.8 millimeters (0.35 inches)8.7 millimeters (0.34 inches)
Size (width x height)72.2 x 141.3 millimeters (2.84 x 5.56 in)83 x 168 millimeters (3.27 x 6.61 in)
Weight145 grams (5.08 ounces)199 grams (6.97 ounces)
Build, materialsfeature not registeredfeature not registered
Protection against water and othersNot supportedNot supported

📲 Display

Microsoft Lumia 640 (Dual-Sim LTE)Blu Studio 6.0 HD (D650a)
Display typeTFT IPS LCDTFT LCD
Screen size5" inches6" inches
Screen-to-body ratio~67.6% (screen-to-body ratio)~71.2% (screen-to-body ratio)
Display resolution720x1280 pixels720x1280 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)294 PPI245 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 3Not supported
Refresh ratefeature not registeredfeature not registered
Display featuresfeature not registeredfeature not registered

🤖 Operating System

Microsoft Lumia 640 (Dual-Sim LTE)Blu Studio 6.0 HD (D650a)
System versionWindows Phone 8.1Android 4.2.2 Jelly Bean
Firmware updatefeature not registeredAndroid 4.4.2 KitKat
User Interfacefeature not registeredfeature not registered

⚙️ Processor

Microsoft Lumia 640 (Dual-Sim LTE)Blu Studio 6.0 HD (D650a)
Chipset32bit: Qualcomm Snapdragon 400 MSM8926 (28nm)32bit: MediaTek MT6582
CPUQuad-core, 1 processor:
4x 1.2GHz ARM Cortex-A7 (Quad-core)
Quad-core, 1 processor:
4x 1.3GHz ARM Cortex-A7 (Quad-core)
GPU graphical controllerQualcomm Adreno 305 400MhzARM Mali-400 MP2
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

Microsoft Lumia 640 (Dual-Sim LTE)Blu Studio 6.0 HD (D650a)
RAM memory1GB LPDDR21GB LPDDR2
Internal storage8GB (3GB available)4GB (1.49GB available)
External storageUntil 128GB microSD, microSDXC
(dedicated slot)
Until 32GB microSD, microSDHC
(dedicated slot)

📶 Mobile networks

Microsoft Lumia 640 (Dual-Sim LTE)Blu Studio 6.0 HD (D650a)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
micro-SIM (3FF)
2 slots (Dual-SIM)
Standard mini-SIM (2FF)
Maximum Download / Upload150/50 Mbps21/5.76 Mbps
Network technology2G, 3G, 4G2G, 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 850/900/1900/2100UMTS D650a: 850/1900 - D650i: 850/2100
Primary 4G networkLTE Cat4 700/850/900/1700/1800/1900/2100/2300/2600 (Bands 1/2/3/4/5/7/8/12/17/20/28/32/38/40)Not supported
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGEGPRS, EDGE

📷 Camera

Microsoft Lumia 640 (Dual-Sim LTE)Blu Studio 6.0 HD (D650a)
Back camera (main camera)8 megapixels8 megapixels
Main camera resolution3264x2448 pixels3264x2448 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturef/2.2 (aperture)feature not registered
Focal lengthfeature not registeredfeature not registered
Sensor size1/4" inchesfeature not registered
Pixel sizefeature not registeredfeature not registered
AutofocusAutofocusAutofocus
Touch focusSupportedSupported
Image stabilizationfeature not registeredfeature not registered
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detectionFace detection
BSI sensorSupportedNot supported
HDRHDR photo only main cameraHDR photo only main camera
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Microsoft Lumia 640 (Dual-Sim LTE)Blu Studio 6.0 HD (D650a)
Front camera (secondary)1 megapixels2 megapixels
Front camera resolution1280x720 pixels1600x1200 pixels
Video recording (secondary)HD (1280x720)HD (1280x720)
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

Microsoft Lumia 640 (Dual-Sim LTE)Blu Studio 6.0 HD (D650a)
LoudspeakerSupportedSupported
Active noise cancellation2 microphones or moreNot supported
RadioFMFM
TVNot supportedNot supported
Video formatsMP4, H.264, H.263, WMVMP4, DivX, XviD, H.264, H.263, WMV
Audio formatsMP3, WAV, WMA, eAAC+MP3, WAV, WMA, eAAC+

🔌 Connectivity

Microsoft Lumia 640 (Dual-Sim LTE)Blu Studio 6.0 HD (D650a)
USBMicroUSB 2.0MicroUSB 2.0
Audio output3.5mm jack3.5mm jack
TV outputNot supportedNot supported
Bluetooth4.0 + A2DP4.0 + A2DP
WiFi802.11 b/g/n [wifi4] (2.4GHz)802.11 b/g/n [wifi4] (2.4GHz)
DLNASupportedNot supported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging
NFCSupportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

Microsoft Lumia 640 (Dual-Sim LTE)Blu Studio 6.0 HD (D650a)
SensorsAccelerometer
Ambient light sensor
Compass
Proximity sensor
Accelerometer
Ambient light sensor
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Microsoft Lumia 640 (Dual-Sim LTE)Blu Studio 6.0 HD (D650a)
Battery typeLi-Ion: lithium-ion (Removable)LiPo: li-ion polymer (Non removable)
Battery capacity2500 mAh3000 mAh
Charger, wattsWired chargingWired charging
Inductive / wireless chargingfeature not registeredfeature not registered
Talk time autonomy20 hoursfeature not registered
Standby840 hours (35 days)feature not registered

➕ Other features

Microsoft Lumia 640 (Dual-Sim LTE)Blu Studio 6.0 HD (D650a)
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder
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, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Black
• Lumia Denim UI
• Microsoft ClearBlack display
• OneDrive 30GB
• Beidou GPS
• WiFi hotspot
• Colors: Black, White
• Screen protector included
• Silicon Case included
• BLU Infinite View Technology
• Nex Lens Technology
• WiFi hotspot

☢️ Radiation rate

Microsoft Lumia 640 (Dual-Sim LTE)Blu Studio 6.0 HD (D650a)
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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