Phone Comparison - LG Optimus 4X HD vs Samsung Galaxy S7 vs Samsung Galaxy J7 (2016)
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| Price Comparison (India) | - | ||
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| Manufacturer | LG | Samsung | Samsung |
| Announced | February 2012 | February 2016 | March 2016 |
| Status | Available - June 2012 | Available - March 2016 | Available - March 2016 |
| Price | - | Rs. 43,400 ($638.24) [Similarly Priced] | Rs. 15,990 ($235.15) [Similarly Priced] |
| Colors | Black | Black, Gold, Silver | Gold, White, Pink |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
132.4 x 68.1 x 8.9mm (5.21 x 2.68 x 0.35in) |
142.4 x 69.6 x 7.9 mm (5.61 x 2.74 x 0.31 in) |
151.7 x 76 x 7.8 mm (5.97 x 2.99 x 0.31 in) |
| Weight | 133 g (4.69 oz) | 152 g (5.36 oz) | 170 g (6 oz) |
| SIM Type | - | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, Dual Stand-by) | - |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| 3G Network | HSDPA 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700 / 1900 / 2100 |
HSDPA 850 / 900 / 1900 / 2100 - J710F, J710H HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - J710M |
| 4G Network | - | LTE | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 40(2300) - J710F |
| Messaging | SMS, MMS, Push Mail, EMail, IM | 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 |
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| OS | Android OS, v4.0 (Ice Cream Sandwich) | Android OS, v6.0 (Marshmallow) | Android OS, v6.0.1 (Marshmallow) |
| User Interface | - | TouchWiz UI | - |
| Processor | Quad-core 1.5 GHz Cortex-A9, Nvidia Tegra 3 | 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 (4x1.6 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53), Qualcomm MSM8952 Snapdragon 617 |
| GPU | ULP GeForce | Adreno 530/ Mali-T880 MP12 | Adreno 405 |
| RAM | 1 GB | 4 GB | 3 GB |
| Internal Memory | 16 GB storage | 32/64 GB | 16 GB |
| External Memory | Upto 16 GB | microSD, up to 2 TB | microSD, up to 128 GB |
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| Type | HD-IPS LCD capacitive touchscreen | Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass 5, Always-on display | Super AMOLED capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.7 inches | 5.1 inches | 5.5 inches |
| Resolution | 720 x 1280 pixels (312 ppi) | 1440 x 2560 pixels (576 ppi) | 1080 x 1920 pixels (401 ppi) |
| Screen-to-Body Ratio | 67.74% | 72.33% | 72.16% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Yes | - | FM radio, RDS, recording |
| Games | Yes | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264x2448 pixels | Dual Pixel 12 MP, 4608 x 2592 pixels | 13 MP |
| Flash | LED flash | Dual-LED (Dual Tone) | LED Flash |
| Features | Auto focus, Geo-tagging, Face And Smile Detection, Touch Focus, Image Stabilization | 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 | Autofocus, f/1.9, 28mm, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR |
| Video | Yes, 1080p@30fps | 2160p@30fps, 1080p@60fps, 720p@120fps, HDR, dual-video rec. | 1080p@30fps |
| Front Camera | Yes, 1.3 MP [Similar] | 5 MP, f/1.7, Dual Video Call, Auto HDR [Similar] | 5 MP, f/1.9, LED Flash [Similar] |
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| GPRS | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Yes | Yes |
| Edge | Class 12 | Yes | Yes |
| 3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat9 450/50 Mbps | HSPA, LTE Cat4 150/50 Mbps |
| Bluetooth | Yes, with A2DP | v4.2, A2DP, LE, apt-X | v4.1, A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| USB | Yes, microUSB (MHL) v2.0 | microUSB v2.0, USB Host | microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS |
| Browser | HTML5, Adobe Flash | HTML5 | HTML5 |
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| Internal | 16 GB storage, 1 GB RAM | 32/64 GB, 4 GB RAM | 16 GB, 3 GB RAM |
| Expandable Storage | Yes | microSD, up to 2 TB | microSD, up to 128 GB |
| USB OTG | - | 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 | Standard battery, Li-Ion | Non-removable Li-Po Battery | Removable Li-Ion Battery |
| Capacity | 2150 mAh | 3000 mAh | 3300 mAh |
| Stand by | Up to 730 h (2G) Up to 686 h (3G) |
- | Up to 354 h |
| Talk Time | Up to 9 h 20 min (2G) Up to 10 h 50 min (3G) |
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Rs. 43,400 
Rs. 43,400 
Rs. 43,400 
