Phone Comparison - Samsung I9506 Galaxy S4 vs Lenovo S850 vs Xiaomi Redmi Note
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| Manufacturer | Samsung | Lenovo | Xiaomi |
| Announced | Q3 2013 | February 2014 | March 2014 |
| Status | Available - Q3 2013 | Coming Soon - June 2014 | Available - March 2014 |
| Colors | White Frost, Black Mist / Arctic Blue, Red Aurora | White, Pink | Various |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
136.6 x 69.8 x 7.9 mm (5.38 x 2.75 x 0.31 in) |
141 x 71 x 8.2 mm (5.55 x 2.8 x 0.32 in) |
154 x 78.7 x 9.45 mm (6.06 x 3.1 x 0.37 in) |
| Weight | 130 g (4.59 oz) | 140 g (4.94 oz) | 199 g (7.02 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 CDMA2000 1xEV-DO |
GSM 900 / 1800 / 1900 GSM 850 / 1800 / 1900 |
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 HSDPA | HSDPA 900 / 2100 HSDPA 850 / 1900 |
HSDPA 1900 / 2100 |
| 4G Network | LTE 800 / 850 / 900 / 1800 / 2100 / 2600 | - | - |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v4.2.2 (Jelly Bean) | Android OS, v4.2.2 (Jelly Bean) | Android OS, v4.2 (Jelly Bean) |
| Processor | Quad-core 2.3 GHz Krait 400, Qualcomm MSM8974 Snapdragon 800 | Quad-core 1.3 GHz Cortex-A7, Mediatek MT6582 | Octa-core 1.4 GHz Cortex-A7 / Octa-core 1.7 GHz Cortex-A7, Mediatek MT6592 |
| GPU | Adreno 330 | Mali-400MP2 | Mali-450MP4 |
| RAM | 2 GB | 1 GB | 1/2 GB |
| Internal Memory | 16/32 GB | 16 GB ROM | 8 GB |
| External Memory | microSD, up to 64 GB | No | microSD, up to 32 GB |
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| Type | Super AMOLED capacitive touchscreen | IPS LCD Capacitive Touchscreen | IPS LCD capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.0 inches | 5.0 inches | 5.5 inches |
| Resolution | 1080 x 1920 pixels (441 ppi) | 720 x 1280 pixels (294 ppi) | 720 x 1280 pixels (267 ppi) |
| Screen-to-Body Ratio | 72.15% | 68.71% | 68.82% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | FM Radio with Recording | FM Radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 13 MP, 4128 x 3096 pixels | 13 MP, 4128 x 3096 pixels | 13 MP, 4128 x 3096 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Dual Shot, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR | Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, HDR |
| Video | Yes, 1080p@30fps, dual-video rec. | Yes, 1080p@30fps | 1080p@30fps |
| Front Camera | Yes, 2 MP,1080p@30fps, dual video call [Similar] | Yes, 5 MP, Wide Angle [Similar] | 5 MP [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSPA+ |
| Bluetooth | Yes, v4.0 with A2DP, EDR, LE | Yes, v3.0 with A2DP, HS | v4.0, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, DLNA, Wi-Fi Direct, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 (MHL 2), USB On-the-go, USB Host | Yes, microUSB v2.0, USB On-the-go | microUSB v2.0, USB On-the-go |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support | Yes, with A-GPS |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 16/32 GB, 2 GB RAM | 16 GB ROM, 1 GB RAM | 8 GB, 1/2 GB RAM |
| Expandable Storage | microSD, up to 64 GB | No | microSD, up to 32 GB |
| 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 | Li-Po Battery |
| Capacity | 2600 mAh | 2000 mAh | 3100 mAh |
| Stand by | Up to 370 h (3G) | Up to 336 h | - |
| Talk Time | Up to 17 h (3G) | Up to 13 h | - |
