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Samsung Galaxy A9 Star

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Samsung Galaxy A7 (2017)

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Comparison - Samsung Galaxy A9 Star vs Samsung Galaxy A7 (2017)

Samsung Galaxy A9 Star is smartphone from 2018 year with weight of 191 grams and size 162.4 x 77 x 7.6 mm.. It has a screen of 6.3 inches, camera 24 MP and memory 64 GB, 4/6 GB RAM. Its processor is Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)

Samsung Galaxy A7 (2017) is smartphone from 2017 year with weight of 186 grams and size 156.8 x 77.6 x 7.9 mm.. It has a screen of 5.7 inches, camera 16 MP and memory 32 GB, 3 GB RAM. Its processor is Octa-core 1.9 GHz Cortex-A53

For a full comparison of all specs check the table below .


Common features
Release date 2018 2017
Dimensions (HxWxD) 162.4 Х 77 Х 7.6 mm 156.8 Х 77.6 Х 7.9 mm
Weight 191 g 186 g
Body Build Front/back glass, aluminum frame Front/back glass, aluminum frame
Colors Black, White Black Sky, Gold Sand, Blue Mist and Peach Cloud
Battery 3700 mAh,  Non-removable Li-Ion 3600 mAh,  Non-removable Li-Ion
Battery life Talking time - Up to 23 h (3G)
Music play - Up to 59 h
Approximate price 350 EUR 280 EUR

Performance
Operating system - OS Android 8 (Oreo) Android 6.0.1 (Marshmallow), upgradable to Android 8.0 (Oreo)
Chipset - Qualcomm SDM660 Snapdragon 660 (14 nm) - Exynos 7880 Octa (14 nm)
Processor CPU - Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260) - Octa-core 1.9 GHz Cortex-A53
Graphics processor GPU Adreno 512 Mali-T830MP3
External memory microSD, up to 512 GB (uses SIM 2 slot) microSD, up to 256 GB (dedicated slot)
Internal memory 64 GB, 4/6 GB RAM 32 GB, 3 GB RAM
Antutu score 104310 63500
GeekBench Single Core 771
GeekBench Multi-Core 4011
GeekBench RenderScript 2980

Screen
Technology Super AMOLED Super AMOLED
Touchscreen capacitive touchscreen capacitive touchscreen
Display colors 16M 16M
Screen size 6.3" inc 5.7" inc
Screen area 100.7 cm2 89.6 cm2
Screen format 18.5:9 (height:width) 16:9 (height:width)
Screen to body ratio 80.6% 73.6%
Screen resolution 1080 x 2220 px 1080 x 1920 px
Screen PPI /points per inch/ 392 PPI 386 PPI
Screen protection Corning Gorilla Glass 4
Other specs - Always-on display
Camera and Video
Rear camera, main 24 MP, Dual 16 MP, Single
Camera specs -24 MP, f/1.7
-16 MP, f/1.7, PDAF
-16 MP, f/1.9, 27mm (wide), AF
Functions LED flash, panorama, HDR LED flash, panorama, HDR
Video 2160p@30fps, 1080p@30fps 1080p@30fps
Front camera, selfie 24 MP, Single 16 MP, Single
Specifications 24 MP, f/2.0 16 MP, f/1.9
Video 1080p@30fps 1080p@30fps
Communication and Connectivity
SIM card Hybrid Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by)
Network GSM / CDMA / HSPA / LTE GSM / HSPA / LTE
Bands -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 
CDMA 800 & TD-SCDMA - China
-3G - HSDPA 850 / 900 / 1900 / 2100
-4G - LTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - Global 
LTE band 1(2100), 3(1800), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - China
-2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
-3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
-4G - LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 17(700), 20(800), 28(700), 38(2600), 40(2300), 41(2500)
Speed HSPA 42.2/5.76 Mbps, LTE-A (3CA) Cat9 450/50 Mbps HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps
GPRS Yes Yes
Edge Yes Yes
Wi-Fi 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, WiFi Direct, hotspot
GPS Yes, with A-GPS, GLONASS, BDS, GALILEO Yes, with A-GPS, GLONASS, BDS
NFC Yes Yes
USB 2.0, Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector
Bluetooth 5.0, A2DP, LE 4.2, A2DP, EDR, LE
Harmful irradiation
SAR EU - 0.43 W/kg (head)     1.79 W/kg (body)    
SAR - 1.00 W/kg (head)     0.71 W/kg (body)    
SAR EU - 0.21 W/kg (head)     1.33 W/kg (body)    
Music and Audio
Radio FM radio FM radio
Headphone jack Yes Yes
Others - Active noise cancellation with dedicated mic
-Dolby Atmos sound (headphones only)
- Active noise cancellation with dedicated mic
Other features
Sensors - Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass - Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer
Other extras
- Fast battery charging 9V/1.67A
-ANT+
- Samsung Pay

- Fast battery charging
-ANT+
- Samsung Pay
-IP68 dust/water proof (up to 1.5m for 30 mins)
Versions
- Versions: A8 Star (Global, SEA, South Korea); A9 Star (China)

- Versions: A720F (Global Single-SIM); A720F/DS (Global Dual-SIM). Also known as Samsung Galaxy A7 (2017) Duos with dual-SIM card slots

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