Phone Comparison - Samsung Galaxy S7 vs Samsung Galaxy S8 vs Samsung Galaxy A7 (2018)
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | February 2016 | March 2017 | September 2018 |
| Status | Available - March 2016 | Available - April 2017 | Available |
| Price | Rs. 43,400 ($638.24) [Similarly Priced] | Rs. 57,900 ($720.00) [Similarly Priced] | Rs. 18,990 ($0.00) [Similarly Priced] |
| Colors | Black, Gold, Silver | Black, White, Gold, Silver, Pink Gold | Black, blue, gold, pink |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
142.4 x 69.6 x 7.9 mm (5.61 x 2.74 x 0.31 in) |
148.9 x 68.1 x 8 mm (5.86 x 2.68 x 0.31 in) |
159.8 x 76.8 x 7.5 mm (6.29 x 3.02 x 0.3 in) |
| Weight | 152 g (5.36 oz) | 155 g (5.47 oz) | 168 g (5.93 oz) |
| SIM Type | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, Dual Stand-by) | Dual-SIM | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700 / 1900 / 2100 |
HSDPA | HSDPA 850 / 900 / 1900 / 2100 - A750F/DS, A750FN/DS HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - A750G |
| 4G Network | LTE | LTE | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500) - A750F/DS, A750FN/DS |
| SAR EU |
- W/kg (head) - W/kg (body) |
- W/kg (head) - W/kg (body) |
0.34 W/kg (head) 1.43 W/kg (body) |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | |
| Build Features | - Heart rate sensor - Fingerprint sensor - IP68 certified - dust and water resistant - Water resistant up to 1 meter and 30 minutes |
- | Fingerprint Sensor Samsung Pay |
| Notification LED | - | Yes | Yes |
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| OS | Android OS, v6.0 (Marshmallow) | Android OS, v7.0 (Nougat) | Android 8.0 (Oreo), planned upgrade to Android 9.0 (Pie) |
| User Interface | TouchWiz UI | - | - |
| Processor | Quad-core (2x 2.15 GHz Kryo & 2x 1.6 GHz Kryo)/ Octa-core (4x2.3 GHz Mongoose & 4x1.6 GHz Cortex-A53) , Qualcomm MSM8996 Snapdragon 820/ Exynos 8 Octa 8890 | 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 (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53), Exynos 7885 Octa (14 nm) |
| GPU | Adreno 530/ Mali-T880 MP12 | Adreno 540 | Mali-G71 |
| RAM | 4 GB | 4 GB | 4/6 GB |
| Internal Memory | 32/64 GB | 64 GB | 128 GB |
| External Memory | microSD, up to 2 TB | microSD, up to 256 GB (dedicated slot) | microSD, up to 512 GB (dedicated slot) |
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| Type | Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass 5, Always-on display | Super AMOLED capacitive touchscreen, Gorilla Glass 5 | Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass (unspecified Version) |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.1 inches | 5.8 inches | 6.0 inches |
| Resolution | 1440 x 2560 pixels (576 ppi) | 1440 x 2960 pixels (568 ppi) | 1080 x 2220 pixels (411 ppi) |
| Screen-to-Body Ratio | 72.33% | 84.06% | 74.61% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | - | No | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | Dual Pixel 12 MP, 4608 x 2592 pixels | 12 MP | 24 MP + 8 MP + 5 MP |
| Flash | Dual-LED (Dual Tone) | Dual-LED (Dual Tone) | LED Flash |
| Features | Phase Detection Autofocus, f/1.7, 1/2.6' Sensor Size, 1 µm Pixel Size,Smart Optical Image Stablization, Geo-tagging, Touch Focus, Face Detection, Auto HDR, Panorama | 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 | 24 MP, f/1.7, 27mm (wide), PDAF 8 MP, f/2.4, 18mm (ultrawide) 5 MP, f/2.2, depth sensor Panorama, HDR |
| Video | 2160p@30fps, 1080p@60fps, 720p@120fps, HDR, dual-video rec. | 2160p@60fps, 1080p@120fps, HDR, dual-video rec. | 1080p@30fps (gyro-EIS) |
| Front Camera | 5 MP, f/1.7, Dual Video Call, Auto HDR [Similar] | 8 MP, AF [Similar] |
24 MP, f/2.0, 26mm (wide) HDR, 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE Cat9 450/50 Mbps | HSPA, LTE, VoLTE | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| Bluetooth | v4.2, A2DP, LE, apt-X | v4.2, A2DP, LE, aptX | 5.0, A2DP, LE |
| 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, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot |
| USB | microUSB v2.0, USB Host | v3.1, Type-C 1.0 reversible connector | microUSB 2.0 |
| GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS, BDS |
| Browser | HTML5 | HTML5 | Yes |
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| Internal | 32/64 GB, 4 GB RAM | 64 GB, 4 GB RAM | 128 GB, 4/6 GB RAM or 64 GB, 4 GB RAM |
| Expandable Storage | microSD, up to 2 TB | microSD, up to 256 GB (dedicated slot) | microSD, up to 512 GB (dedicated slot) |
| USB OTG | Supported | Supported | Supported |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| Magnetic-Field Sensor (Compass) | |
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| Gyroscope 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-Po Battery | Non-removable Li-Ion battery | Non-removable Li-Po Battery |
| Capacity | 3000 mAh | 3000 mAh | 3300 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
Rs. 43,400 
Rs. 43,400 
Rs. 43,400 
