Phone Comparison - Samsung Galaxy J7 (2016) vs Xiaomi Mi 9 SE vs Samsung Galaxy A51
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| Price Comparison (India) | - | ||
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| Manufacturer | Samsung | Xiaomi | Samsung |
| Announced | March 2016 | February 2019 | December 2019 |
| Status | Available - March 2016 | Available - March 2019 | Coming Soon - December 12, 2019 |
| Price | Rs. 15,990 ($235.15) [Similarly Priced] | - | Rs. 23,999 ($0.00) [Similarly Priced] |
| Colors | Gold, White, Pink | Violet, Blue, Gray | Prism Crush White, Black, Pink, Blue |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
151.7 x 76 x 7.8 mm (5.97 x 2.99 x 0.31 in) |
147.5 x 70.5 x 7.5 mm (5.81 x 2.78 x 0.3 in) |
158.4 x 73.7 x 7.9 mm (6.24 x 2.9 x 0.31 in) |
| Weight | 170 g (6 oz) | 155 g (5.47 oz) | 172 g (6.07 oz) |
| SIM Type | - | Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 - J710F, J710H HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - J710M |
HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 40(2300) - J710F | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) | LTE (unspecified) |
| Messaging | SMS, MMS, EMail, IM | ||
| Build Features | - | Fingerprint Sensor (under display) |
- Fingerprint Sensor(In-display) |
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| OS | Android OS, v6.0.1 (Marshmallow) | Android 9.0 (Pie) | Android 9.0 (Pie) |
| User Interface | - | MIUI 10 | One UI |
| Processor | Octa-core (4x1.6 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53), Qualcomm MSM8952 Snapdragon 617 | Octa-core 2.3 GHz, Qualcomm SDM712 Snapdragon 712 (10 nm) | Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53), Exynos 9611 (10nm) |
| GPU | Adreno 405 | Adreno 616 | Mali-G72 MP3 |
| RAM | 3 GB | 6 GB | 8 GB |
| Internal Memory | 16 GB | 64/128 GB | 128 GB |
| External Memory | microSD, up to 128 GB | No | microSD, up to 512 GB (dedicated slot) |
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| Type | Super AMOLED capacitive touchscreen | Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass 5 | Full HD+ Infinity-O Super AMOLED Capacitive Touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.5 inches | 5.97 inches | 6.5 inches |
| Resolution | 1080 x 1920 pixels (401 ppi) | 1080 x 2340 (432 ppi) | 1080 x 2340 pixels (396 ppi) |
| Screen-to-Body Ratio | 72.16% | 84.02% | 89.06% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio, RDS, recording | No | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 13 MP | 48 MP + 13 MP + 8 MP | 48 MP + 12 MP + 5 MP + 5 MP |
| Flash | LED Flash | Dual-LED Flash | LED Flash |
| Features | Autofocus, f/1.9, 28mm, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR | 48 MP, f/1.8, 1/2", 0.8µm, PDAF 13 MP, f/2.4, (ultrawide), 1.12µm 8 MP, f/2.4, (telephoto), 1.12µm, PDAF HDR, panorama |
48 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 | 1080p@30fps | 2160p@30fps, 1080p@30/60/120fps, 720p@960fps | 2160p@30fps, 1080p@30fps |
| Front Camera | 5 MP, f/1.9, LED Flash [Similar] | 20 MP, f/2.0, 0.9µm, HDR, 1080p@30fps [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 | HSPA, LTE Cat4 150/50 Mbps | HSPA, LTE-A | HSPA, LTE-A |
| Bluetooth | v4.1, A2DP | 5.0, A2DP, LE, aptX HD | 5.0, A2DP, LE |
| Wi-Fi | 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, DLNA, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| USB | microUSB v2.0 | 2.0, Type-C 1.0 reversible connector, USB On-The-Go | 2.0, Type-C 1.0 reversible connector, USB On-The-Go |
| GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Browser | HTML5 | Yes | Yes |
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| Internal | 16 GB, 3 GB RAM | 64/128 GB, 6 GB RAM | 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 64 GB, 4 GB RAM |
| Expandable Storage | microSD, up to 128 GB | No | microSD, up to 512 GB (dedicated slot) |
| USB OTG | - | 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 | Removable Li-Ion Battery | Non-removable Li-Po Battery | Non-removable Li-Po Battery Fast battery charging 15W |
| Capacity | 3300 mAh | 3070 mAh | 4000 mAh |
| Stand by | Up to 354 h | - | - |
| Talk Time | - | - | - |
Rs. 15,990 
Rs. 25,250 
