Phone Comparison - Samsung Galaxy E7 vs Samsung Galaxy A7 (2017) vs Samsung Galaxy J7 Perx
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | January 2015 | January 2017 | Not Announced Yet |
| Status | Available - Feburary 2015 | Coming Soon - January 2017 | Rumored |
| Price | Rs. 17,400 ($255.88) [Similarly Priced] | Rs. 33,490 ($425.00) [Similarly Priced] | - |
| Colors | Black, White, Blue | Black, White, Gold, Pink | Black, White |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
151.4 x 77.2 x 7.3 mm (5.96 x 3.04 x 0.29 in) |
156.8 x 77.6 x 7.9 mm (6.17 x 3.06 x 0.31 in) |
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| Weight | 141 g (4.97 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 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 / 800 - Taiwan |
| 4G Network | - | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) | 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, v4.4.4 (KitKat) | Android OS, v6.0.1 (Marshmallow) | Android OS, v7.0 (Nougat) |
| Processor | Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 | 1.9 GHz Quad-core Cortex-A72 & 1.3 GHz Quad-core Cortex-A53, Exynos 7880 | Octa-core 2.0 GHz Cortex-A53, Qualcomm MSM8953 Snapdragon 625 |
| GPU | Adreno 306 | Mali-T860 MP4 | Adreno 506 |
| RAM | 2 GB | 3 GB | 2/3 GB |
| Internal Memory | 16 GB | 32 GB | 16/32 GB |
| External Memory | microSD, up to 128 GB | microSD, up to 256 GB | microSD, up to 256 GB |
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| Type | Super AMOLED capacitive touchscreen | Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass 4 | Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass 3 |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.5 inches | 5.7 inches | 5.5 inches |
| Resolution | 720 x 1280 pixels (267 ppi) | 1080 x 1920 pixels (386 ppi) | 1080 x 1920 pixels (401 ppi) |
| Screen-to-Body Ratio | 71.36% | 73.79% | - |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | - | FM radio | FM Radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 13 MP, 4128 x 3096 pixels | 16 MP | 13 MP, 4160 x 3120 pixels |
| Flash | LED flash | LED Flash | Dual-LED (dual Tone) |
| Features | Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama | Phase Detection Autofocus, f/1.9, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR | Phase Detection Autofocus (PDAF), f/1.9 aperture, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR |
| Video | 1080p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | 5 MP [Similar] | 16 MP [Similar] | 5 MP [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps, VoLTE | HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps, VoLTE |
| Bluetooth | v4.0, A2DP | v4.2, A2DP, EDR, LE, ANT+ | v4.2, A2DP, EDR, LE |
| Wi-Fi | Yes | 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 |
| USB | microUSB v2.0 | Type-C 1.0 reversible connector | Type-C 1.0 reversible connector |
| GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS/ BDS (market dependant) | Yes, with A-GPS, GLONASS, BDS |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 16 GB, 2 GB RAM | 32 GB, 3 GB RAM | 16/32 GB, 2/3 GB RAM |
| Expandable Storage | microSD, up to 128 GB | microSD, up to 256 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 | 2950 mAh | 3600 mAh | 3300 mAh |
| Stand by | - | - | - |
| Talk Time | Up to 19 h (3G) | - | - |
