Phone Comparison - Lenovo P780 vs Samsung Galaxy J3 vs Lenovo K4 Note
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| Manufacturer | Lenovo | Samsung | Lenovo |
| Announced | June 2013 | November 2015 | January 2016 |
| Status | Available - June 2013 | Available - December 2015 | Available - January 2016 |
| Price | - | Rs. 8,999 ($132.34) [Similarly Priced] | Rs. 10,999 ($161.75) [Similarly Priced] |
| Colors | Black | White, Black, Gold | Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
143 x 73 x 10 mm (5.63 x 2.87 x 0.39 in) |
142.3 x 71 x 7.9 mm (5.6 x 2.8 x 0.31 in) |
153.6 x 76.5 x 9.15 mm (6.05 x 3.01 x 0.36 in) |
| Weight | 176 g (6.21 oz) | 138 g (4.87 oz) | 158 g (5.57 oz) |
| 2G Network | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 - EMEA | HSDPA 900 / 1900 / 2100 |
| 4G Network | - | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - EMEA | LTE |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
| Build Features | - | - | - Fingerprint Sensor - Dual Front Speakers - Fast Charging |
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| OS | Android OS, v4.2 (Jelly Bean) | Android OS, v5.1.1 (Lollipop) | Android OS, v5.1 (Lollipop) |
| Processor | Quad-core 1.2 GHz Cortex-A7, MTK 6589 | Quad-core 1.2 GHz | Octa-core 1.3 GHz Cortex-A53, Mediatek MT6753 |
| GPU | PowerVR SGX544 | - | Mali-T720MP3 |
| RAM | 1 GB | 1.5 GB | 3 GB |
| Internal Memory | 4 GB | 8 GB | 16 GB |
| External Memory | microSD, up to 32 GB | microSD, up to 128 GB | microSD, up to 128 GB |
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| Type | IPS LCD capacitive touchscreen | Super AMOLED capacitive touchscreen | Capacitive Touchscreen, Corning Gorilla Glass 3 |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.0 inches | 5.0 inches | 5.5 inches |
| Resolution | 720 x 1280 pixels (294 ppi) | 720 x 1280 pixels (294 ppi) | 1080 x 1920 pixels (401 ppi) |
| Screen-to-Body Ratio | 65.90% | 68.09% | 70.80% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | FM radio with RDS; recording | FM Radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264 x 2448 pixels | 8 MP, 3264 x 2448 pixels | 13 MP, 4208 x 3120 pixels |
| Flash | LED flash | LED flash | Dual-LED (Dual Tone) |
| Features | Auto focus, Geo-tagging, Touch Focus, Face Detection | Auto focus, Geo-tagging, Touch Focus, Face Detection | Phase Detection Auto focus, 1/3.06' Sensor Size, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama |
| Video | Yes | 1080p@30fps | 1080p@30fps |
| Front Camera | Yes, 1.2 MP [Similar] | 5 MP [Similar] | 5 MP, 1080p [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, HSUPA | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Bluetooth | Yes, v3.0 | v4.1, A2DP | v4.0, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, hotspot |
| USB | Yes, microUSB v2.0, USB On-the-go | microUSB v2.0, USB On-The-Go | microUSB v2.0, USB Host, Fast Charge 2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS |
| Browser | HTML | HTML5 | HTML5 |
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| Internal | 4 GB, 1 GB RAM | 8 GB, 1.5 GB RAM | 16 GB, 3 GB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 128 GB | microSD, up to 128 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-Po Battery | Li-Ion Battery | Non-removable Li-Po Battery |
| Capacity | 4000 mAh | 2600 mAh | 3300 mAh |
| Stand by | Up to 840 h | - | Up to 265 h |
| Talk Time | Up to 43 h (2G) Up to 25 h (3G) |
- | Up to 22 h |
