Phone Comparison - Samsung I9505 Galaxy S4 vs Samsung Galaxy A20 vs LG K40S
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| Manufacturer | Samsung | Samsung | LG |
| Announced | March 2013 | March 2019 | August 2019 |
| Status | Available - April 2013 | Coming Soon - April 2019 | Coming Soon - Q4 2019 |
| Colors | White Frost, Black Mist | Blue, Black | Aurora Black, Moroccan Blue |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
136.6 x 69.8 x 7.9 mm (5.38 x 2.75 x 0.31 in) |
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156.3 x 73.9 x 8.6 mm (6.15 x 2.91 x 0.34 in) |
| Weight | 130 g (4.59 oz) | - | - |
| SIM Type | - | Single SIM (Nano-SIM), 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 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 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | LTE | LTE | LTE |
| Messaging | SMS, MMS, EMail, IM | ||
| Build Features | - | - Fingerprint Sensor |
- Fingerprint Sensor MIL-STD-810G compliant |
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| OS | Android OS, v4.2.2 (Jelly Bean) | Android 9.0 (Pie) | Android 9.0 (Pie) |
| Processor | Quad-core 1.9 GHz Krait 300, Qualcomm APQ8064T Snapdragon 600 | Octa-core (2x1.6 GHz & 6x1.35 GHz), Exynos 7884 Octa | Octa-core 2.0 GHz |
| GPU | Adreno 320 | - | - |
| RAM | 2 GB | 3 GB | 2/3 GB |
| Internal Memory | 16/32/64 GB storage | 32 GB | 32 GB |
| External Memory | microSD, up to 64 GB | microSD, up to 512 GB (dedicated slot) | microSD, up to 512 GB |
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| Type | Super AMOLED capacitive touchscreen | Super AMOLED Capacitive Touchscreen | IPS LCD Capacitive Touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.99 inches | 6.4 inches | 6.1 inches |
| Resolution | 1080 x 1920 pixels (441 ppi) | 720 x 1560 pixels (268 ppi) | 720 x 1520 pixels (276 ppi) |
| Screen-to-Body Ratio | 72.15% | - | 80.25% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | FM radio | - |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 13 MP, 4128 x 3096 pixels, Autofocus | 13 MP + 5 MP | 13 MP + 5 MP |
| Flash | LED flash | LED Flash | LED Flash |
| Features | Drama Shot, Eraser, Sound and Shot, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR | 13 MP, f/1.9, 28mm (wide), AF 5 MP, f/2.2, depth sensor Panorama, HDR |
13MP rear camera, PDAF 5MP Ultra-Wide sensor Panorama, HDR |
| Video | Yes, 1080p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | Yes, 2 MP, Full HD 1080p@30fps [Similar] | 8 MP, f/2.0 [Similar] | 13 MP [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA, LTE-A |
| Bluetooth | Yes, v4.0 with A2DP, EDR | 4.2, A2DP, LE | 4.2, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
| USB | Yes, microUSB v2.0 (MHL), USB On-the-go | microUSB 2.0 | microUSB 2.0 |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS |
| Browser | HTML5, Adobe Flash | Yes | Yes |
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| Internal | 16/32/64 GB storage, 2 GB RAM | 32 GB, 3 GB RAM | 32 GB, 2/3 GB RAM |
| Expandable Storage | microSD, up to 64 GB | microSD, up to 512 GB (dedicated slot) | microSD, up to 512 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-Ion Battery | Non-removable Li-Po Battery | Non-removable Li-Ion Battery |
| Capacity | 2600 mAh | 4000 mAh | 3500 mAh |
| Stand by | Up to 350 h | - | - |
| Talk Time | Up to 17 h | - | - |
