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| Price Comparison (India) | - | - | |
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| Manufacturer | Apple | Asus | Xiaomi | 
| Announced | September 2015 | August 2015 | August 2015 | 
| Status | Available - September 2015 | Available - December 2015 | Available - August 2015 | 
| Price | Rs. 41,999 ($617.63) [Similarly Priced] | Rs. 14,999 ($220.57) [Similarly Priced] | Rs. 10,840 ($159.00) [Similarly Priced] | 
| Colors | Space Gray, Silver, Gold, Rose Gold | Various | White, Blue, Yellow, Pink, Mint Green | 
| Form Factor | Candybar | Candybar | Candybar | 
| Dimension | 138.3 x 67.1 x 7.1 mm (5.44 x 2.64 x 0.28 in) | - | 152 x 76 x 8.3 mm (5.98 x 2.99 x 0.33 in) | 
| Weight | 143 g (5.04 oz) | - | 160 g (5.64 oz) | 
| 2G Network | GSM 850 / 900 / 1800 / 1900 CDMA 800 / 1700 / 1900 / 2100 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 TD-SCDMA | 
| 3G Network | HSDPA 850 / 900 / 1700 / 1900 / 2100 CDMA2000 1xEV-DO | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | 
| 4G Network | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 29(700) - A1688 LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12( | LTE | LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) | 
| SAR US | 1.14  W/kg (head) 1.14 W/kg (body) | -  W/kg (head) - W/kg (body) | -  W/kg (head) - W/kg (body) | 
| SAR EU | 0.87  W/kg (head) 0.98 W/kg (body) | -  W/kg (head) - W/kg (body) | -  W/kg (head) - W/kg (body) | 
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM | 
| Build Features | - Fingerprint sensor (TouchID v2) - 3D Touch display - Apple Pay (Visa, MasterCard, AMEX certified) | - | - | 
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| OS | iOS 9 | Android OS, v5.0 (Lollipop) | Android OS, v5.0 (Lollipop) | 
| Processor | 2 GHz Dual-core, Apple A9 | Quad-core 1.7 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939, Snapdragon 616 | Octa-core 2.2 GHz Cortex-A53, Mediatek MT6795 | 
| GPU | - | Adreno 405 | PowerVR G6200 | 
| RAM | 2 GB | 3 GB | 2 GB | 
| Internal Memory | 16/64/128 GB | 32 GB | 32 GB | 
| External Memory | No | microSD, up to 128 GB | Yes | 
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| Type | LED-backlit IPS LCD, Capacitive Touchscreen, Ion-Strengthened Glass, Oleophobic Coating | IPS LCD capacitive touchscreen | IPS LCD capacitive touchscreen | 
| Colors | 16M colors | 16M colors | 16M colors | 
| Size | 4.7 inches | 6.0 inches | 5.5 inches | 
| Resolution | 750 x 1334 pixels (326 ppi) | 1080 x 1920 pixels (367 ppi) | 1080 x 1920 pixels (401 ppi) | 
| Screen-to-Body Ratio | 65.45% | - | 72.02% | 
| Multi-Touch |  |  |  | 
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| 3.5mm Jack |  |  |  | 
| Radio | No | Yes | FM radio | 
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable | 
| Loud Speaker |  |  |  | 
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| Rear Camera | 12 MP, 4608 x 2592 pixels | 13 MP, 4128 x 3096 pixels | 13 MP, 4128 x 3096 pixels | 
| Flash | Real-tone Flash | Dual-LED (Dual Tone) | Yes | 
| Features | Phase-Detection AutoFocus, Geo-tagging, Simultaneous HD Video And Image Recording, Touch Focus, Face/smile Detection, HDR (Photo/Panorama) | Laser Auto-focus, IR Filter, f/2.0 Aperture, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama | Phase Detection Auto-focus (PDAF), Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama | 
| Video | 2160p@30fps, 1080p@60fps, 720p@240fps | 1080p@30fps | 1080p@30fps | 
| Front Camera | 5 MP, 1080p@30fps, 720p@240fps [Similar] | Yes, 5 MP [Similar] | 5 MP, 720p [Similar] | 
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| GPRS | Yes | Yes | Yes | 
| Edge | Yes | Yes | Yes | 
| 3G | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps, EV-DO Rev.A 3.1 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA, LTE | 
| Bluetooth | v4.1, A2DP, LE | v4.0, A2DP, EDR | v4.0, A2DP, LE | 
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot | 
| USB | v2.0, reversible connector | microUSB v2.0 | microUSB v2.0 | 
| GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS, Beidou | 
| Browser | HTML5 (Safari) | HTML5 | HTML5 | 
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| Internal | 16/64/128 GB, 2 GB RAM | 32 GB, 3 GB RAM | 32 GB, 2 GB RAM | 
| Expandable Storage | No | microSD, up to 128 GB | Yes | 
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| Fingerprint |  |  |  | 
| Proximity Sensor |  |  |  | 
| Accelerometer Sensor |  |  |  | 
| NFC |  |  |  | 
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| Type | Non-removable Li-Po Battery (6.9 Wh) | Li-Po battery | Li-Po Battery | 
| Capacity | 1715 mAh | 3000 mAh | 3060 mAh | 
| Stand by | Up to 240 h (3G) | - | Up to 144 h (3G) | 
| Talk Time | Up to 14 h (3G) | - | Up to 11 h 30 min (3G) |