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Brand | microsoft | samsung | |
Model | microsoft lumia 640 lte | samsung galaxy j2 core | |
Announced | 2015 March. Released 2015 April | 2018 August | |
Status | discontinued | Available. Released 2018 August | |
Device Body | glass front ( gorilla glass ) | plastic back | plastic frame | ||
Dimensions | 141.3 x 72.2 x 8.8 mm ( 5.56 x 2.84 x 0.35 in ) | 143.4 x 72.1 x 8.9 mm ( 5.65 x 2.84 x 0.35 in ) | |
Weight in gram | 145 | 154 | |
SIM card | Micro-SIM | dual SIM ( Micro-SIM | dual stand-by ) | |
Water Resistance | No | No | |
Display type | IPS LCD | pls IPS | |
Display resolution | 720 x 1280 pixels | 16 : 9 ratio ( ~294 pixel per inch density ) | 540 x 960 pixels | 16 : 9 ratio ( ~220 pixel per inch density ) | |
Display size | 5.0 inches | 68.9 cm2 ( ~67.6% screen to body ratio ) | 5.0 inches | 68.9 cm2 ( ~66.7% screen to body ratio ) | |
Display Protection | corning gorilla glass 3 | corning gorilla glass ( unspecified version ) | |
Operating System | microsoft windows phone 8.1 | upgradable to microsoft windows 10 | android 8.1 oreo ( go edition ) | |
CPU | Quad-core 1.2 GHz cortex-a7 | Quad-core 1.4 GHz cortex-a53 | |
Chipset | Qualcomm msm8926 snapdragon 400 ( 28 nm ) | exynos 7570 Quadcore ( 14 nm ) | |
GPU | adreno 305 | mali-t720 | |
Memory card | microsdxc ( dedicated slot ) | microsdxc ( dedicated slot ) | |
Memory v1 | 8gb 1gb RAM | 8gb 1gb RAM | |
Memory v2 | 16gb 1gb RAM | ||
Primary camera | 8 megapixel| lens aperture2.2 | 28mm ( wide ) | 1/4.0" | Auto focus | 8 megapixel| lens aperture2.2 | Auto focus | |
Secondary camera | 1 mega pixel | 5 megapixel| lens aperture2.2 | |
Loud speaker | Yes | Yes | |
Audio jack | Yes | Yes | |
WLAN | Wi-Fi 802.11 b/g/n | dlna | hotspot | Wi-Fi 802.11 b/g/n | Wi-Fi Direct | hotspot | |
Bluetooth | 4.0 | a2dp | 4.2 | a2dp | |
GPS | Yes with a-gps glonass bds | ||
NFC | Yes | No | |
Radio | FM Radio | FM Radio | |
USB | microusb 2.0 | microusb 2.0 | USB on-the-go | |
Sensors | accelerometer | proximity | compass | accelerometer | proximity | |
Battery | Li-lon 2500 mAh | removable | Li-lon 2600 mAh | removable | |
Battery Charge | |||
Colors | cyan color gradations, orange, white, black | black, gold, lavender color color gradations | |
Network technology | gsm / hspa / lte | gsm / hspa / lte | |
5G bands | |||
Network speed | hspa 42.2/5.76 mbps lte cat4 150/50 mbps | hspa 42.2/5.76 mbps lte cat4 150/50 mbps | |
GPRS | |||
EDGE | |||
Approx price |
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100 GBP
123 EUR
1190 NOK
1300 SEK
7700 RUB
130 USD
650 BRL
180 AUD
160000 KRW
17000 JPY
170 SGD
550 MYR
450 AED
2100 ZAR
