Apple Iphone 15
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Oppo R7s vs Samsung Galaxy A8 vs Samsung Galaxy A9

BASIC INFO
Model No Oppo R7s Galaxy A8 Galaxy A9
Status Available. Released 2015, December Available. Available
Release Date 2015, October 2015, August 2015, December
Dimension 151.8 x 75.4 x 7 mm (5.98 x 2.97 x 0.28 in) 158 x 76.8 x 5.9 mm (6.22 x 3.02 x 0.23 in) 161.9 x 81.3 x 7.3 mm (6.37 x 3.20 x 0.29 in)
Weight 155 g (5.47 oz) 151 g 200 grams
Colors Golden Pearl White, Midnight Black, Champagne Gold Pearl White, Midnight Black, Champagne Gold
Body Metrial - - -
W & D Proof - - -
SIM Type Dual SIM (Nano-SIM/ Micro-SIM, dual stand-by) Nano-SIM Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Technology GSM / HSPA / LTE GSM / HSPA / LTE GSM / HSPA / LTE
OS Android OS, v5.1 (Lollipop) Android OS, v5.1.1 (Lollipop), upgradable to v6.0 (Marshmallow) Android OS, v5.1.1 (Lollipop). upgradeable Android OS, v6.0 marshmallow
PROSESSING
Processor Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53) Quad-core 1.8 GHz Cortex-A53 & quad-core 1.3 GHz Cortex-A53 Quad-core 1.8 GHz Cortex-A72 & quad-core 1.2 GHz Cortex-A53
Chipset Qualcomm MSM8939 Snapdragon 615 Qualcomm MSM8939 Snapdragon 615 Qualcomm MSM8976 Snapdragon 652
GPU Adreno 405 Adreno 405 Adreno 510
MEMORY
RAM 4GB 2GB 3 GB
Storage 32GB 16GB 32 GB
Card Slot microSD, up to 256 GB (uses SIM 2 slot) Up to 256 GB Up to 128 GB
DISPLAY
Size 5.5 inches 5.7 inches 6 inches
Type AMOLED capacitive touchscreen, 16M colors Super Amoled capacitive touchscreen, 16M colors Super Amoled capacitive touchscreen, 16M colors
Resolation 1080 x 1920 pixels 1080 x 1920 pixels 1080 x 1920 pixels
PPI 401 ppi pixel density 386 ppi pixel density 367 ppi pixel density
Multi touch Yes Yes Yes
Protection Corning Gorilla Glass 3, Color OS 2.1 Corning Gorilla Glass 4 Corning Gorilla Glass 4
CAMERA
Primary 13 MP 16 MP 13 MP
Video 1080p@30fps 1080p@30fps, check quality 1080p@30fps
Flash Led flash - Triple-LED flash
Features Geo-tagging, touch focus, face detection, panorama, HDR Geo-tagging, touch focus, face detection, panorama, HDR Geo-tagging, touch focus, face detection, panorama, HDR
Selfie 8 MP Yes 5 MP Yes 8 MP
BATTERY
Battery Li-Po Li-Ion Li-Ion battery
Capacity 3070 mAh 3050 mAh 4000 mAh
Removable Non-removable Non-removable Non-removable
StandBy - - -
Talk Time - Up to 17 h (3G) -
Music Play - Up to 51 h -
Browsing - HTML5 HTML5
Video Playback - - -
F Charging - - No
W Charging - - No
NETWORK
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network HSDPA 850 / 900 / 1900 / 2100 - Global, Taiwan, USA HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 40(2300) - Global
LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 28(700), 38(2600), 39(1900), 40(2300), 41(2500) - Taiwan
LTE band 1(2100), 2(1900), 4(1700/2100), 7(2600), 17(700) 		LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) LTE
Speed HSPA, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
5G - - -
CONECTIVY
WALAN Wi-Fi 802.11 a/b/g/n/ac, WiFi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
BlueTooth v4.0 v4.1, A2DP, EDR, LE V4.0 with A2DP
USB microUSB v2.0, USB Host microUSB v2.0 MicroUSB v2.0
GPS Yes, with A-GPS Yes, with A-GPS, GLONASS/ BDS (market dependant) Yes, with A-GPS support and GLONASS
NFC No Yes Yes
Audio jeck Yes, 3.5mm Yes, 3.5mm Jack Yes, 3,5 mm
OTHERS
Sensors Accelerometer, proximity, compass Fingerprint, accelerometer, proximity, compass Fingerprint, accelerometer, gyro, proximity, compass
Radio No FM radio, RDS, recording FM radio with RDS; recording
SARUS - - 1.19 W/kg (head), 1.33 W/kg (body)
SAREU - - 0.18 W/kg (head), 0.55 W/kg (body)
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