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Brand | microsoft | huawei | |
Model | microsoft lumia 640 dual sim | huawei y7 prime (2018) | |
Announced | 2015 March. Released 2015 April | 2018 March | |
Status | discontinued | Available. Released 2018 April | |
Device Body | |||
Dimensions | 141.3 x 72.2 x 8.8 mm ( 5.56 x 2.84 x 0.35 in ) | 158.3 x 76.7 x 7.8 mm ( 6.23 x 3.02 x 0.31 in ) | |
Weight in gram | 145 | 155 | |
SIM card | dual SIM ( Micro-SIM | dual stand-by ) | dual SIM ( Nano-SIM | dual stand-by ) | |
Water Resistance | No | ||
Display type | IPS LCD | IPS LCD | |
Display resolution | 720 x 1280 pixels | 16 : 9 ratio ( ~294 pixel per inch density ) | 720 x 1440 pixels | 18 : 9 ratio ( ~269 pixel per inch density ) | |
Display size | 5.0 inches | 68.9 cm2 ( ~67.6% screen to body ratio ) | 5.99 inches | 92.6 cm2 ( ~76.3% screen to body ratio ) | |
Display Protection | corning gorilla glass 3 | ||
Operating System | microsoft windows phone 8.1 | upgradable to microsoft windows 10 | android 8.0 ( oreo ) | emui 8 | |
CPU | Quad-core 1.2 GHz cortex-a7 | Octa-core 1.4 GHz cortex-a53 | |
Chipset | Qualcomm msm8926 snapdragon 400 ( 28 nm ) | Qualcomm msm8937 snapdragon 430 ( 28 nm ) | |
GPU | adreno 305 | adreno 505 | |
Memory card | microsdxc ( dedicated slot ) | microsdxc ( dedicated slot ) | |
Memory v1 | 8gb 1gb RAM | 32gb 3gb RAM | |
Memory v2 | |||
Primary camera | 8 megapixel| lens aperture2.2 | 28mm ( wide ) | 1/4.0" | Auto focus | 13 megapixel| lens aperture2.2 | phase detection autofocus 2 megapixel| ( depth ) | |
Secondary camera | 1 mega pixel | 8 megapixel| lens aperture2.0 | |
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 | le | |
GPS | Yes with a-gps glonass | ||
NFC | No | Yes ( ldn-tl10 only ) | |
Radio | FM Radio | FM Radio | |
USB | microusb 2.0 | microusb 2.0 | |
Sensors | accelerometer | proximity | compass | fingerprint ( rear-mounted ) | accelerometer | proximity | compass | |
Battery | Li-lon 2500 mAh | removable | Li-lon 3000 mAh | Non-removable | |
Battery Charge | |||
Colors | cyan color gradations, orange, white, black | black, gold, blue | |
Network technology | gsm / hspa | gsm / hspa / lte | |
5G bands | |||
Network speed | hspa 42.2/5.76 mbps | hspa 42.2/5.76 mbps lte | |
GPRS | |||
EDGE | |||
Approx price |
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150 GBP
174 EUR
1680 NOK
1800 SEK
10900 RUB
180 USD
920 BRL
250 AUD
230000 KRW
24000 JPY
240 SGD
770 MYR
640 AED
2900 ZAR
