Phone Comparison - Samsung GALAXY S3 Neo GT-I9301I vs Asus Zenfone 2 ZE551ML vs Oppo R7
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| Manufacturer | Samsung | Asus | Oppo |
| Announced | June 2014 | January 2015 | May 2015 |
| Status | Available - June 2014 | Available - March 2015 | Available - May 2015 |
| Price | - | Rs. 14,999 ($220.57) [Similarly Priced] | Rs. 17,990 ($264.56) [Similarly Priced] |
| Colors | Black, Blue, Brown, Red, Gray, White, Pink | Osmium Black, Sheer Gold, Glacier Gray, Glamor Red, Ceramic Whit | Golden, Silver |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
136.6 x 70.7 x 8.6 mm (5.38 x 2.78 x 0.34 in) |
152.5 x 77.2 x 10.9 mm (6 x 3.04 x 0.43 in) |
143 x 71 x 6.3 mm (5.63 x 2.8 x 0.25 in) |
| Weight | 132 g (4.66 oz) | 170 g (6 oz) | 147 g (5.19 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | 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 - Global, Taiwan HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - USA |
| 4G Network | - | LTE 700 / 800 / 850 / 900 / 1700 / 1800 / 1900 / 2100 / 2600 (Bands 1, 2, 3, 4, 5, 7, 8, 9, 17, 18, 19, 20, 28, 29) |
LTE band 1(2100), 3(1800), 7(2600), 8(900), 40(2300) - Global LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 28(700), 40(2300) - Taiwan LTE band 1(2100), 3(1800), 4(1700/2100), 7(2600), 17(700), 20(800) - USA |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail |
| Build Features | - | - | Support for Gloved and Wet Touch Input |
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| OS | Android OS, v4.4.2 (KitKat) | Android OS, v5.0 (Lollipop) | Android OS, v5.1 (Lollipop) |
| Processor | Quad-core 1.4 GHz Cortex-A7, - | Quad-core 2.3 GHz Quad-core 1.8 GHz, Intel Atom Z3580 Intel Atom Z3560 |
Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 |
| GPU | - | PowerVR G6430 | Adreno 405 |
| RAM | 1.5 GB | 2/4 GB | 3 GB |
| Internal Memory | 16 GB storage | 16/32/64 GB | 16 GB |
| External Memory | microSD, up to 64 GB | microSD, up to 64 GB | microSD, up to 128 GB (uses SIM 2 slot) |
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| Type | Super AMOLED capacitive touchscreen | IPS Capacitive Touchscreen, Corning Gorilla Glass 3 | AMOLED Capacitive Touchscreen, Corning Gorilla Glass 3 |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.8 inches | 5.5 inches | 5.0 inches |
| Resolution | 720 x 1280 pixels (306 ppi) | 1080 x 1920 pixels (401 ppi) | 1080 x 1920 pixels (445 ppi) |
| Screen-to-Body Ratio | 65.75% | 70.67% | 66.54% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | Yes | - |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264x2448 pixels | 13 MP, 4128 x 3096 pixels | 13 MP, 4128 x 3096 pixels, Schneider-Kreuznach O |
| Flash | LED flash | dual-LED (dual tone) | LED Flash |
| Features | Auto focus, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization | Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR | Phase Detection Auto-focus, Geo-tagging, Touch Focus, Face Detection, Colorful Night, Slow Shutter, Expert Mode, Beautify, Ultra HD, Panorama, Audio Photo, GIF, Double Exposure, Super Macro, RAW, HDR, Gorgeous Color Filters, Blurred Background, Fast Lens, |
| Video | Yes, 1080p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | Yes, 1.9 MP, 720p@30fps [Similar] | 5 MP [Similar] | 8 MP [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 Cat4 150/50 Mbps | HSPA, LTE Cat4 150/50 Mbps |
| Bluetooth | Yes, v4.0 with A2DP, EDR | v4.0, A2DP, EDR | v4.0 |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| USB | Yes, microUSB v2.0 (MHL), USB On-the-go | microUSB v2.0, USB Host | microUSB v2.0, USB Host |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS |
| Browser | HTML, Adobe Flash | HTML5 | HTML5 |
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| Internal | 16 GB storage, 1.5 GB RAM | 16/32/64 GB, 2/4 GB RAM | 16 GB, 3 GB RAM |
| Expandable Storage | microSD, up to 64 GB | microSD, up to 64 GB | microSD, up to 128 GB (uses SIM 2 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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| NFC | |
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| Type | Li-Ion Battery | Non-removable Li-Po Battery | Non-removable Li-Po Battery |
| Capacity | 2100 mAh | 3000 mAh | 2320 mAh |
| Stand by | - | - | - |
| Talk Time | Up to 14 h | - | - |
