Phone Comparison - Samsung Galaxy A8 vs Samsung Galaxy S8 vs Samsung Galaxy J7 Perx
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| Price Comparison (India) | - | - | |
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | July 2015 | March 2017 | Not Announced Yet |
| Status | Available - August 2015 | Available - April 2017 | Rumored |
| Price | Rs. 26,990 ($396.91) [Similarly Priced] | Rs. 57,900 ($720.00) [Similarly Priced] | - |
| Colors | Pearl White, Midnight Black, Champagne Gold | Black, White, Gold, Silver, Pink Gold | Black, White |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
158 x 76.8 x 5.9 mm (6.22 x 3.02 x 0.23 in) |
148.9 x 68.1 x 8 mm (5.86 x 2.68 x 0.31 in) |
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| Weight | 151 g (5.33 oz) | 155 g (5.47 oz) | - |
| SIM Type | - | Dual-SIM | Dual-SIM |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA | HSDPA 850 / 900 / 1900 / 2100 / 800 - Taiwan |
| 4G Network | LTE | 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 |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM |
| Build Features | - Fingerprint sensor | - | - Fingerprint Sensor |
| Notification LED | - | Yes | Yes |
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| OS | Android OS, v5.1 (Lollipop) | Android OS, v7.0 (Nougat) | Android OS, v7.0 (Nougat) |
| Processor | Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 | Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo) Octa-core (4x2.3 GHz & 4x1.7 GHz), Qualcomm MSM8998 Snapdragon 835 Exynos 8895 Octa |
Octa-core 2.0 GHz Cortex-A53, Qualcomm MSM8953 Snapdragon 625 |
| GPU | Adreno 405 | Adreno 540 | Adreno 506 |
| RAM | 2 GB | 4 GB | 2/3 GB |
| Internal Memory | 16/32 GB | 64 GB | 16/32 GB |
| External Memory | microSD, up to 128 GB (uses SIM 2 slot) | microSD, up to 256 GB (dedicated slot) | microSD, up to 256 GB |
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| Type | Super AMOLED capacitive touchscreen | Super AMOLED capacitive touchscreen, Gorilla Glass 5 | Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass 3 |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.7 inches | 5.8 inches | 5.5 inches |
| Resolution | 1080 x 1920 pixels (386 ppi) | 1440 x 2960 pixels (568 ppi) | 1080 x 1920 pixels (401 ppi) |
| Screen-to-Body Ratio | 73.99% | 84.06% | - |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio with RDS; recording | No | FM Radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 16 MP, 5312 x 2988 pixels | 12 MP | 13 MP, 4160 x 3120 pixels |
| Flash | LED flash | Dual-LED (Dual Tone) | Dual-LED (dual Tone) |
| Features | Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR | Phase Detection Autofocus, OIS, f/1.7 aperture, Geo-tagging, Simultaneous 4K Video And 9MP Image Recording, Touch Focus, Face/smile Detection, Auto HDR, Panorama | Phase Detection Autofocus (PDAF), f/1.9 aperture, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR |
| Video | 1080p@30fps | 2160p@60fps, 1080p@120fps, HDR, dual-video rec. | 1080p@30fps |
| Front Camera | 5 MP, 1080p [Similar] | 8 MP, AF [Similar] | 5 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, LTE, VoLTE | HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps, VoLTE |
| Bluetooth | v4.1, A2DP, EDR, LE | v4.2, A2DP, LE, aptX | v4.2, A2DP, EDR, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual-band, WiFi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot |
| USB | microUSB v2.0 | v3.1, Type-C 1.0 reversible connector | 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 |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 16/32 GB, 2 GB RAM | 64 GB, 4 GB RAM | 16/32 GB, 2/3 GB RAM |
| Expandable Storage | microSD, up to 128 GB (uses SIM 2 slot) | microSD, up to 256 GB (dedicated slot) | 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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| Barometer Sensor | |
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| Heart-rate 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 | 3000 mAh | 3300 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
Rs. 57,900 
