Phone Comparison - Apple iPhone 4S vs Lenovo K900 vs Samsung Galaxy Grand 2
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| Manufacturer | Apple | Lenovo | Samsung |
| Announced | October 2011 | January 2013 | November 2013 |
| Status | Available - October 2011 | Available - April 2013 | Available - Q4 2013 |
| Colors | Black, White | Black | Black, White, Pink |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
115.2 x 58.6 x 9.3 mm (4.54 x 2.31 x 0.37 in) |
157 x 78 x 6.9 mm (6.18 x 3.07 x 0.27 in) |
146.8 x 75.3 x 8.9 mm (5.78 x 2.96 x 0.35 in) |
| Weight | 140 g (4.94 oz) | 162 g (5.71 oz) | 163 g (5.75 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 CDMA2000 1xEV-DO |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SM-G7100 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 - G7102 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | - | - | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - SM-G7105 |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
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| OS | iOS 5 | Android OS, v4.2 (Jelly Bean) | Android OS, v4.3 (Jelly Bean) |
| Processor | 1 GHz dual-core ARM Cortex-A9 processor, Apple A5 chipset | Dual-core 2.0 GHz, Intel Atom Z2580 | Quad-core 1.2 GHz Cortex-A7 |
| GPU | PowerVR SGX543MP2 | PowerVR SGX544 | - |
| RAM | 512 MB | 2 GB | 1.5 GB |
| Internal Memory | 16/32/64 GB storage | 16 GB | 8 GB |
| External Memory | No | microSD, up to 32 GB | microSD, up to 64 GB |
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| Type | LED-backlit IPS TFT | IPS LCD capacitive touchscreen | TFT capacitive touchscreen |
| Colors | capacitive touchscreen | 16M colors | 16M colors |
| Size | 3.5 inches | 5.5 inches | 5.25 inches |
| Resolution | 640 x 960 pixels (330 ppi) | 1080 x 1920 pixels (401 ppi) | 720 x 1280 pixels (280 ppi) |
| Screen-to-Body Ratio | 53.92% | 67.94% | 68.61% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | Stereo FM radio | FM Radio with Recording |
| Games | Downloadable, incl. motion-bas | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264x2448 pixels | 13 MP, autofocus | 8 MP, 3264x2448 pixels |
| Flash | LED flash | dual-LED flash | LED flash |
| Features | Auto focus, Touch Focus, Geo-tagging, Face Detection, HDR | Geo-tagging, Touch Focus, Face Detection | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization |
| Video | Yes, 1080p@30fps, LED video light, video stabilization, geo-tagging | Yes, 1080p@30fps | Yes, 1080p@30fps, stereo sound rec. |
| Front Camera | Yes, VGA [Similar] | Yes, 2 MP [Similar] | Yes, 1.9 MP, 720p [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 14.4 Mbps; HSUPA, 5.8 Mbps | HSPA+ | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | Yes, v4.0 with A2DP | Yes, with A2DP | Yes, v4.0 with A2DP, LE, EDR |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual band, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi hotspot, DLNA |
| USB | Yes, v2.0 | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support | Yes, with A-GPS, support and GLONASS |
| Browser | HTML (Safari) | HTML5 | HTML5 |
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| Call Records | 100 received, dialed and missed calls | Practically unlimited | Practically unlimited |
| Internal | 16/32/64 GB storage, 512 MB RAM | 16 GB, 2 GB RAM | 8 GB, 1.5 GB RAM |
| Expandable Storage | No | microSD, up to 32 GB | microSD, up to 64 GB |
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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 | Standard battery, Li-Po | Li-Ion battery | Li-Ion Battery |
| Capacity | 1432 mAh | 2500 mAh | 2600 mAh |
| Stand by | Up to 200 h (2G) Up to 200 h (3G) |
- | - |
| Talk Time | Up to 14 h (2G) Up to 8 h (3G) |
- | Up to 17 h |
