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Brand | samsung | samsung | |
Model | samsung galaxy s8 | samsung galaxy a7 (2017) | |
Announced | 2017 March 29 | 2017 January | |
Status | Available. Released 2017 April 24 | Available. Released 2017 January | |
Device Body | |||
Dimensions | 148.9 x 68.1 x 8 mm ( 5.86 x 2.68 x 0.31 in ) | 156.8 x 77.6 x 7.9 mm ( 6.17 x 3.06 x 0.31 in ) | |
Weight in gram | 155 | 186 | |
SIM card | single SIM ( Nano-SIM ) or Hybrid dual SIM ( Nano-SIM | dual stand-by ) | single SIM ( Nano-SIM ) or dual SIM ( Nano-SIM | dual stand-by ) | |
Water Resistance | |||
Display type | Super AMOLED | HDR10 | Super AMOLED capacitive touchscreen | 16millioncolors | |
Display resolution | 1440 x 2960 pixels | 18.5 : 9 ratio ( ~570 pixel per inch density ) | 1080 x 1920 pixels | 16 : 9 ratio ( ~386 pixel per inch density ) | |
Display size | 5.8 inches | 84.8 cm2 ( ~83.6% screen to body ratio ) | 5.7 inches | 89.6 cm2 ( ~73.6% screen to body ratio ) | |
Display Protection | |||
Operating System | android 7.0 ( nougat ) | upgradable to android 9.0 ( pie ) | one ui | android 6.0.1 ( marshmallow ) | upgradable to android 8.0 ( oreo ) | |
CPU | Octa-core ( 4x2.3 GHz mongoose m2 & 4x1.7 GHz cortex-a53 ) - emea | Octa-core 1.9 GHz cortex-a53 | |
Chipset | exynos 8895 ( 10 nm ) - emea | exynos 7880 ( 14 nm ) | |
GPU | mali-g71 mp20 - emea | mali-t830mp3 | |
Memory card | microsdxc ( uses shared sim slot ) - dual sim model only | microsdxc ( dedicated slot ) | |
Memory v1 | 64gb 4gb RAM | 32gb 3gb RAM | |
Memory v2 | |||
Primary camera | 12 megapixel| lens aperture1.7 | 26mm ( wide ) | 1/2.55" | 1.4µm | Dual Pixel phase detection autofocus | OIS | 16 megapixel| lens aperture1.9 | 27mm ( wide ) | Auto focus | |
Secondary camera | 8 megapixel| lens aperture1.7 | 25mm ( wide ) | 1/3.6" | 1.22µm | Auto focus 2 megapixel ( dedicated iris scanner Camera ) | 16 megapixel| lens aperture1.9 | 26mm ( wide ) | 1/3.06 | 1.0µm | |
Loud speaker | Yes | Yes | |
Audio jack | Yes | Yes | |
WLAN | Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct | hotspot | Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct | hotspot | |
Bluetooth | 5.0 | a2dp | le | aptx | 4.2 | a2dp | edr | le | |
GPS | Yes with a-gps glonass bds galileo | Yes with a-gps glonass bds | |
NFC | Yes | Yes | |
Radio | No | FM Radio | |
USB | USB Type-C 3.1.0 | 2.0 | Type-C 1.0.0 reversible connector | |
Sensors | iris scanner | fingerprint ( rear-mounted ) | accelerometer | gyroscope | proximity | compass | barometer | heart rate | spo2 | fingerprint ( front-mounted ) | accelerometer | gyroscope | proximity | compass | barometer | |
Battery | Li-lon 3000 mAh | Non-removable ( 11.55watt per hour ) | Li-lon 3600 mAh | Non-removable | |
Battery Charge | |||
Colors | black color gradations, gray color gradations, silver color gradations, blue color gradations, gold color gradations, pink color gradations, red color gradations | black color gradations, sand color color gradations, mist color color gradations | |
Network technology | gsm / hspa / lte | gsm / hspa / lte | |
5G bands | |||
Network speed | hspa 42.2/5.76 mbps lte-a (5ca) cat16 1024/150 mbps | hspa 42.2/5.76 mbps lte-a (2ca) cat6 300/50 mbps | |
GPRS | |||
EDGE | |||
Approx price |
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210 GBP
253 EUR
2380 NOK
2600 SEK
15400 RUB
250 USD
1300 BRL
360 AUD
330000 KRW
33000 JPY
340 SGD
1100 MYR
900 AED
4200 ZAR
