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Smartphone 1

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Samsung Galaxy A8 Star (A9 Star)

Smartphone 2

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Oppo R11s

Smartphone 3

Samsung Galaxy A8 Star (A9 Star) vs Oppo R11s : What is the Difference?

  • Release Date: 2018, June | 2017, October
  • Dimensions: 162.4 x 77 x 7.6 mm | 155.1 x 75.5 x 7.1 mm
  • Weight: 191 g | 153 g
  • Screen: 6.3", Super AMOLED | 6.01", AMOLED
  • Main Camera: Dual, 24 MP | Dual, 16 MP
  • Selfi Camera: Single, 24 MP | Single, 20 MP
  • Memory: 64 GB, 4/6 GB RAM | 64 GB, 4 GB RAM
  • Battery: 3700 mAh | 3200 mAh
  • Headphone Jack: Yes | Yes
  • Approximate price: 350 EUR | 450 EUR

Continue reading and check the table below for full detailed comparison of all phones specs .


Common features
Release date 2018 2017
Dimensions (HxWxD) 162.4 Х 77 Х 7.6 mm 155.1 Х 75.5 Х 7.1 mm
Weight 191 g 153 g
Body Build Front/back glass, aluminum frame Front glass, aluminum body
Colors Black, White Red, Black, Champagne
Battery 3700 mAh,  Non-removable Li-Ion 3200 mAh,  Non-removable Li-Po
Approximate price 350 EUR 450 EUR

Performance
Operating system - OS Android 8 (Oreo) Android 7.1.1 (Nougat); ColorOS 3.2
Chipset - Qualcomm SDM660 Snapdragon 660 (14 nm) - Qualcomm SDM660 Snapdragon 660 (14 nm)
Processor CPU - Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260) - Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
Graphics processor GPU Adreno 512 Adreno 512
External memory microSD, up to 512 GB (uses SIM 2 slot) microSD, up to 256 GB (uses SIM 2 slot)
Internal memory 64 GB, 4/6 GB RAM 64 GB, 4 GB RAM
Antutu score 138302
GeekBench Single Core 1607
GeekBench Multi-Core 5779

Screen
Technology Super AMOLED AMOLED
Touchscreen capacitive touchscreen capacitive touchscreen
Display colors 16M 16M
Screen size 6.3" inc 6.01" inc
Screen area 100.7 cm2 93.7 cm2
Screen format 18.5:9 (height:width) 18:9 (height:width)
Screen to body ratio 80.6% 80.0%
Screen resolution 1080 x 2220 px 1080 x 2160 px
Screen PPI /points per inch/ 392 PPI 401 PPI
Screen protection Corning Gorilla Glass 5
Other specs - Samsung Experience 9 UX
Camera and Video
Rear camera, main 24 MP, Dual 16 MP, Dual
Camera specs -24 MP, f/1.7
-16 MP, f/1.7, PDAF
-16 MP, f/1.7, 1/2.8'', 1.12µm, PDAF
-20 MP, f/1.7, 1/2.8'', 1.0µm, AF
Functions LED flash, panorama, HDR LED flash, HDR, panorama
Video 2160p@30fps, 1080p@30fps 2160p@30fps, 1080p@30fps
Front camera, selfie 24 MP, Single 20 MP, Single
Specifications 24 MP, f/2.0 20 MP, f/2.0
Video 1080p@30fps 1080p@30fps
Communication and Connectivity
SIM card Hybrid Dual SIM (Nano-SIM, dual stand-by) Hybrid Dual SIM (Nano-SIM, dual stand-by)
Network GSM / CDMA / HSPA / LTE GSM / CDMA / HSPA / EVDO / 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 
CDMA 800
-3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100  
CDMA2000 1xEV-DO & TD-SCDMA
-4G - LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - R11s 
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - R11st
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
NFC Yes
USB 2.0, Type-C 1.0 reversible connector microUSB 2.0, USB On-The-Go
Bluetooth 5.0, A2DP, LE 4.2, A2DP, LE, EDR
Harmful irradiation
SAR EU - 0.43 W/kg (head)     1.79 W/kg (body)    
Music and Audio
Radio FM radio No
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 (rear-mounted), accelerometer, gyro, proximity, compass
Other extras
- Fast battery charging 9V/1.67A
-ANT+
- Samsung Pay

- Fast battery charging: VOOC Flash Charge 5V/4A
Versions
- Versions: A8 Star (Global, SEA, South Korea); A9 Star (China)

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