| Design | Device Type | Smart Phone | Smart Phone | |
| OS | Android 7.0 (Nougat), planned upgrade to Android 8.0 (Oreo) | iOS 9 | |
| Dimension | 162.4 x 79.8 x 8 mm (6.39 x 3.14 x 0.31 in) | 138.1 x 67 x 6.9 mm | |
| Weight | 170 g (6.00 oz) | N/a | |
| Technology | 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 | |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1700 / 1900 / 2100 | |
| 4G Network | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300), 41(2500) - EMEA LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 12(700), 13(700), 17(700), 20(800), 28(700), 29(700), 30(2300) - USA | LTE | |
| SIM | Hybrid Dual SIM (Nano-SIM, dual stand-by) | Nano-SIM card support only | |
| Announced | January, 2017 | September, 2015 | |
| Status | February, 2017 | September, 2015 | |
| Display | Type | Super LCD5 capacitive touchscreen, 16M colors | LED-backlit IPS LCD, capacitive touchscreen, 16M colors, Multitouch, Ion-strengthened glass, oleophobic coating, Force Touch display, Display Zoom | |
| Size | 5.7 inches (~69.7% screen-to-body ratio) | 4.7 inches , 750 x 1334 pixels (~326 ppi pixel density) | |
| Multi-touch | Yes | Yes | |
| Protection | Corning Gorilla Glass 5 (64 GB version) Sapphire crystal glass (128 GB version) - Secondary display, 160 x 1040 pixels, 2.05 inches | | |
| Photography | Rear Camera | 12 MP, f/1.8, 26mm, OIS, laser & phase detection autofocus, dual-LED (dual tone) flash | 12 MP, 4608 x 2592 pixels, phase detection autofocus, dual-LED (dual tone) flash | |
| Features | 1/2.3 sensor size, 1.55µm pixel size, geo-tagging, touch focus, face detection, Auto-HDR, panorama | Geo-tagging, simultaneous HD video and image recording, touch focus, face/smile detection, HDR (photo/panorama), | |
| Video | 2160p@30fps (24-bit/192kHz audio), 720p@120fps | Video 1080p@60fps, 720p@240fps, | |
| Front Camera | 16 MP | 5 MP ,720p@30fps, | |
| Memory | Card slot | microSD, up to 256 GB (uses SIM 2 slot) | 128GB built-in, 2GB RAM | |
| Internal | 64/128 GB, 4 GB RAM | built-in, 2GB RAM | |
| Sound | Alert types | Vibration; MP3, WAV ringtones | Vibration; MP3, WAV ringtones | |
| Loudspeaker | Yes | Yes | |
| 3.5mm jack | No - 24-bit/192kHz audio - Active noise cancellation with dedicated mic | Yes | |
| Connectivity | GPRS | Yes | Yes | |
| EDGE | Yes | Yes | |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (3CA) Cat11 600/50 Mbps | 3G (HSPA 42.2/5.76 Mbps, 4G LTE Cat4 150/50 Mbps, EV-DO Rev.A 3.1 Mbps | |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, DLNA, hotspot | (Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot), | |
| Bluetooth | 4.2, A2DP, LE | Bluetooth v4.1 with A2DP, LE | |
| NFC | Yes | (Apple Pay only), | |
| USB | 3.1, Type-C 1.0 reversible connector | (v2.0, reversible connector) | |
| Battery | Capacity | Non-removable Li-Ion 3000 mAh battery | 1810 mAh | |
| Stand-by | Up to 312 h (3G) | up to 250 hrs | |
| Talk time | Up to 26 h (3G) | up to 14 hrs, | |
| Features | Chipset | Qualcomm MSM8996 Snapdragon 821 | | |
| CPU | Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo) | Apple A9 | |
| GPU | Adreno 530 | | |
| Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | Accelerometer, gyro, proximity, compass, barometer | |
| Messaging | SMS(threaded view), MMS, Email, Push Mail, IM | iMessage, SMS (threaded view), MMS, Email, Push Email | |
| Browser | HTML5 | HTML5 (Safari) | |
| Radio | No | FM radio | |
| GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS | |
| Java | No | | |
| Colors | Brilliant Black, Cosmetic Pink, Ice White, Sapphire Blue | Space Gray, Silver, Gold | |
| Others | - Fast battery charging (Quick Charge 3.0)
- MP4/H.264 player
- MP3/eAAC+/WAV player
- Photo/video editor
- Document viewer | | |
