Phone Comparison - Samsung Galaxy A8 vs Oppo R9s vs Samsung Galaxy A7 (2017)
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| Manufacturer | Samsung | Oppo | Samsung |
| Announced | July 2015 | October 2016 | January 2017 |
| Status | Available - August 2015 | Available - October 2016 | Coming Soon - January 2017 |
| Price | Rs. 26,990 ($396.91) [Similarly Priced] | Rs. 27,700 ($415.00) [Similarly Priced] | Rs. 33,490 ($425.00) [Similarly Priced] |
| Colors | Pearl White, Midnight Black, Champagne Gold | Silver, Gold | Black, White, Gold, Pink |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
158 x 76.8 x 5.9 mm (6.22 x 3.02 x 0.23 in) |
153 x 74.3 x 6.58 mm (6.02 x 2.93 x 0.26 in) |
156.8 x 77.6 x 7.9 mm (6.17 x 3.06 x 0.31 in) |
| Weight | 151 g (5.33 oz) | 145 g (5.11 oz) | - |
| SIM Type | - | - | Dual-SIM |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 / 800 - Taiwan | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | LTE | LTE band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 26(850), 28(700), 38(2600), 39(1900), 40(2300), 41(2500) - Taiwan | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM |
| Build Features | - Fingerprint sensor | - Fingerprint Sensor - Metal Build | - Fingerprint Sensor |
| Notification LED | - | - | Yes |
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| OS | Android OS, v5.1 (Lollipop) | Android OS, v6.0.1 (Lollipop) | Android OS, v6.0.1 (Marshmallow) |
| Processor | Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 | Octa-core 2.0 GHz Cortex-A53, Qualcomm MSM8953 Snapdragon 625 | 1.9 GHz Quad-core Cortex-A72 & 1.3 GHz Quad-core Cortex-A53, Exynos 7880 |
| GPU | Adreno 405 | Adreno 506 | Mali-T860 MP4 |
| RAM | 2 GB | 4 GB | 3 GB |
| Internal Memory | 16/32 GB | 64 GB | 32 GB |
| External Memory | microSD, up to 128 GB (uses SIM 2 slot) | microSD, up to 128 GB | microSD, up to 256 GB |
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| Type | Super AMOLED capacitive touchscreen | IPS LCD Capacitive Touchscreen, 2.5D Curved Glass Display, Corning Gorilla Glass 5 | Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass 4 |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.7 inches | 5.5 inches | 5.7 inches |
| Resolution | 1080 x 1920 pixels (386 ppi) | 1080 x 1920 pixels (401 ppi) | 1080 x 1920 pixels (386 ppi) |
| Screen-to-Body Ratio | 73.99% | 73.19% | 73.79% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio with RDS; recording | FM Radio | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 16 MP, 5312 x 2988 pixels | 16 MP | 16 MP |
| Flash | LED flash | LED Flash | LED Flash |
| Features | Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR | AutoFocus, Sony IMX398 Sensor, f/1.7 aperture, EIS, 6P Lens, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR | Phase Detection Autofocus, f/1.9, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR |
| Video | 1080p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | 5 MP, 1080p [Similar] | 16 MP, f/2.0 [Similar] | 16 MP [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps, VoLTE |
| Bluetooth | v4.1, A2DP, EDR, LE | v4.2, A2DP, EDR, LE | v4.2, A2DP, EDR, LE, ANT+ |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual-band, WiFi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, WiFi Direct, hotspot |
| USB | microUSB v2.0 | microUSB v2.0, USB OTG, VOOC Flash Charge | Type-C 1.0 reversible connector |
| GPS | Yes, with A-GPS, GLONASS/ Beidou (market dependant) | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS/ BDS (market dependant) |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 16/32 GB, 2 GB RAM | 64 GB, 4 GB RAM | 32 GB, 3 GB RAM |
| Expandable Storage | microSD, up to 128 GB (uses SIM 2 slot) | microSD, up to 128 GB | microSD, up to 256 GB |
| USB OTG | - | Supported | Supported |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| NFC | |
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| Type | Non-removable Li-Ion Battery | Non-removable Li-Ion Battery | Non-removable Li-Ion battery |
| Capacity | 3050 mAh | 3010 mAh | 3600 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
