Phone Comparison - Samsung Galaxy Note 4 vs Samsung Galaxy J7 (2017) vs Samsung Galaxy A40
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | September 2014 | June 2017 | March 2019 |
| Status | Available - October 2014 | Available - July 2017 | Coming Soon - April 2019 |
| Price | - | Rs. 24,500 ($330.00) [Similarly Priced] | - |
| Colors | Frosted white, Charcoal black, Bronze Gold, Blossom Pink | Gold, Black, Pink, Blue | Black, White, Blue, Coral |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
153.5 x 78.6 x 8.5 mm (6.04 x 3.09 x 0.33 in) |
152.4 x 74.7 x 7.9 mm (6 x 2.94 x 0.31 in) |
144.3 x 69.1 x 7.9 mm (5.68 x 2.72 x 0.31 in) |
| Weight | 176 g (6.21 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 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 - J710F, J710H HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - J710M |
HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | LTE 800 / 850 / 900 / 1800 / 2100 / 2600 | 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), 20(800), 38(2600), 40(2300), 41(2500) |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | |
| Build Features | - | - | - Fingerprint Sensor |
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| OS | Android OS, v4.4.4 (KitKat) | Android OS, v7.1 (Nougat) | Android 9.0 (Pie) |
| Processor | Quad-core 2.7 GHz Krait 450 (SM-N910S) Quad-core 1.3 GHz Cortex-A53 & 1.9GHz quad-core Cortex-A57 (SM-N910C), Qualcomm Snapdragon 805 (SM-N910S) Exynos 5433 (SM-N910C) |
Octa-core 1.6 GHz Cortex-A53, Exynos 7870 | Octa-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53), Exynos 7885 Octa (14 nm) |
| GPU | Adreno 420 (SM-N910S) Mali-T760 (SM-N910C) |
Mali-T830 MP2 | Mali-G71 |
| RAM | 3 GB | 3 GB | 4 GB |
| Internal Memory | 32 GB | 16 GB | 64 GB |
| External Memory | microSD, up to 64 GB | microSD, up to 256 GB | microSD, up to 512 GB (dedicated slot) |
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| Type | Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass 3 | Super AMOLED capacitive touchscreen, 2.5D Gorilla Glass | Super AMOLED Capacitive Touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.7 inches | 5.5 inches | 5.9 inches |
| Resolution | 1440 x 2560 pixels (515 ppi) | 1080 x 1920 pixels (401 ppi) | 1080 x 2280 pixels (428 ppi) |
| Screen-to-Body Ratio | 74.32% | 73.08% | 86.97% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | - | FM radio, RDS, recording | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 16 MP, 3456 x 4608 pixels | 13 MP | 16 MP + 5 MP |
| Flash | LED Flash | LED Flash | LED Flash |
| Features | Auto focus, Smart OIS, Dual Shot, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, Panorama, HDR | Autofocus, f/1.7, 28mm, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR | 16 MP, f/2.0, PDAF 5 MP, f/2.2, 12mm, (ultrawide) Panorama, HDR |
| Video | 2160p@30fps, 1080p@60fps, optical stabilization | 1080p@30fps | 2160p@30fps, 1080p@30fps |
| Front Camera | 3.7 MP, 1080p@30fps [Similar] | 13 MP, f/1.9 [Similar] | 25 MP, 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 42 Mbps; HSUPA; LTE, Cat4 (N910C), Cat6 (N910S), 50 Mbps UL, 300 Mbps (N910S), 150 Mbps (N910C) DL | HSPA, LTE Cat4 150/50 Mbps | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat12 600/150 Mbps |
| Bluetooth | v4.1, A2DP, EDR, LE | v4.1, A2DP | 4.2, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot |
| USB | microUSB v2.0 (MHL 2), USB Host | microUSB v2.0 | Type-C 1.0 reversible connector |
| GPS | Yes, with A-GPS, GLONASS, Baidu | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS, BDS |
| Browser | HTML5 | HTML5 | Yes |
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| Internal | 32 GB, 3 GB RAM | 16 GB, 3 GB RAM | 64 GB, 4 GB RAM |
| Expandable Storage | microSD, up to 64 GB | microSD, up to 256 GB | microSD, up to 512 GB (dedicated slot) |
| 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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| Magnetic-Field Sensor (Compass) | |
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| Gyroscope Sensor | |
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| NFC | |
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| Type | Li-Ion Battery | Non-removable Li-Ion Battery | Non-removable Li-Po Battery |
| Capacity | 3220 mAh | 3600 mAh | 3100 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
