Phone Comparison - Lenovo S820 vs Samsung Galaxy J7 vs Samsung Galaxy A71
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| Price Comparison (India) | - | - | |
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| Manufacturer | Lenovo | Samsung | Samsung |
| Announced | May 2013 | June 2015 | December 2019 |
| Status | Available - May 2013 | Available - June 2015 | Available. Released 2020, January |
| Price | - | Rs. 13,400 ($197.06) [Similarly Priced] | Rs. 29,999 ($0.00) [Similarly Priced] |
| Colors | Flamingo red | White, Black | Prism Crush White, Black, Pink, Blue |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
139.5 x 69.7 x 9 mm (5.49 x 2.74 x 0.35 in) |
152.4 x 78.6 x 7.5 mm (6 x 3.09 x 0.3 in) |
163.6 x 76.0 x 7.7 mm (6.44 x 2.99 x 0.3 in) |
| Weight | 143 g (5.04 oz) | 171 g (6.03 oz) | 179 g (6.31 oz) |
| SIM Type | - | - | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | GSM 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| 3G Network | HSDPA 900 / 2100 | HSDPA 900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network | - | LTE | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100) |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | |
| Build Features | - | - | - Fingerprint Sensor(In-display) |
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| OS | Android OS, v4.2 (Jelly Bean) | Android OS, v5.1 (Lollipop) | Android 10.0 |
| Processor | Quad-core 1.2 GHz, MTK 6589W | Octa-core 1.2 GHz, Exynos 7580 | Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver), Qualcomm SDM730 Snapdragon 730 (8 nm) |
| GPU | PowerVR SGX544 | Mali-T720 | Adreno 618 |
| RAM | 1 GB | 1.5 GB | 8 GB |
| Internal Memory | 4 GB | 16 GB | 128 GB |
| External Memory | microSD, up to 32 GB | microSD, up to 128 GB | microSD, up to 512 GB (dedicated slot) |
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| Type | IPS LCD capacitive touchscreen | Super AMOLED Capacitive Touchscreen | Full HD+ Infinity-O Super AMOLED Capacitive Touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.7 inches | 5.5 inches | 6.7 inches |
| Resolution | 720 x 1280 pixels (312 ppi) | 720 x 1280 pixels (267 ppi) | 1080 x 2400 pixels (393 ppi) |
| Screen-to-Body Ratio | 62.82% | 69.63% | 87.08% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio; built-in antenna | FM radio with RDS; recording | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 12 MP, 4000 x 3000 pixels | 13 MP, 4128 x 3096 pixels | 64 MP + 12 MP + 5 MP + 5 MP |
| Flash | LED flash | LED flash | LED Flash |
| Features | Auto focus, Geo-tagging, Touch Focus, Face Detection | Auto focus, Geo-tagging, Touch Focus, Beauty Face, Continuous Shots, Sensor Size: 1/3.06-inch, F1.9, Interval Shot, Panorama, Sports Mode, Sound and Shot Mode | 64 MP, f/1.8, (wide), 1/2", 0.8µm, PDAF 12 MP, f/2.2, 13mm (ultrawide) 5 MP, f/2.2, depth sensor 5 MP, f/2.4, macro camera Panorama, HDR |
| Video | Yes | 1080p@30fps | 2160p@30fps, 1080p@30/60/240fps, 1080p@960fps; gyro-EIS |
| Front Camera | Yes, 2 MP [Similar] | 5 MP [Similar] |
32 MP, f/2.0, 25mm (wide) HDR 1080p@30fps [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, LTE-A |
| Bluetooth | Yes, v3.0 with A2DP | v4.1, A2DP | 5.0, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual band | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| USB | Yes, microUSB v2.0 | microUSB v2.0 | 2.0, Type-C 1.0 reversible connector, USB On-The-Go |
| GPS | Yes, with A-GPS support | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Browser | HTML | HTML5 | Yes |
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| Internal | 4 GB, 1 GB RAM | 16 GB, 1.5 GB RAM | 128 GB, 8 GB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 128 GB | microSD, up to 512 GB (dedicated slot) |
| USB OTG | - | - | 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 Fast battery charging 25W |
| Capacity | 2000 mAh | 3000 mAh | 4000 mAh |
| Stand by | Up to 140 h (2G) Up to 140 h (3G) |
Up to 354 h | - |
| Talk Time | Up to 22 h (2G) Up to 10 h (3G) |
Up to 18 h (3G) | - |
Rs. 14,249 
Rs. 14,190 
