Phone Comparison - Samsung Galaxy J2 (2018) vs Samsung Galaxy A20s vs Samsung Galaxy A02s
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | December 2017 | September 2019 | 2020, November 24 |
| Status | Available - December 2017 | Coming Soon - October 2019 | Coming Soon - Februrary 2021 |
| Price | Rs. 8,190 ($138.00) [Similarly Priced] | Rs. 11,999 ($0.00) [Similarly Priced] | - |
| Colors | Metallic Gold, Absolute Black | Green, Black, Red | Black, White |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
143.8 x 72.3 x 8.4 mm (5.66 x 2.85 x 0.33 in) |
163.3 x 77.5 x 8 mm (6.43 x 3.05 x 0.31 in) |
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| Weight | 153 g (5.4 oz) | 183 g (6.46 oz) | - |
| SIM Type | Dual-SIM | 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 - SIM 1 & SIM 2 (dual-SIM model only) | 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 - J320F, J3109 | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G Network | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - J320F | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500) | LTE (unspecified) |
| Messaging | SMS, MMS, EMail, IM | ||
| Build Features | - Smart Manager | - Fingerprint Sensor |
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| Notification LED | No | - | - |
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| OS | Android OS, v7.1 (Nougat) | Android 9.0 (Pie) | Android 10 |
| User Interface | - | One UI | - |
| Processor | Quad-core 1.4 GHz Cortex-A53, Qualcomm Snapdragon 425 | Octa-core 1.8 GHz Cortex-A53, Qualcomm SDM450 Snapdragon 450 (14 nm) | Octa-core 1.8 GHz Cortex-A53, Qualcomm SM4250 Snapdragon 450 (11 nm) |
| GPU | Adreno 308 | Adreno 506 | Adreno 506 |
| RAM | 1.5/2 GB | 4 GB | 3 GB |
| Internal Memory | 16 GB | 64 GB | 32 GB |
| External Memory | microSD, up to 128 GB (dedicated slot) | microSD, up to 512 GB (dedicated slot) | microSDXC |
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| Type | Super AMOLED capacitive touchscreen | HD+ IPS LCD Capacitive Touchscreen | HD+ TFT Display |
| Colors | 16M colors | 16M colors | 16M Colour |
| Size | 5.0 inches | 6.4 inches | 6.5 inches |
| Resolution | 540 x 960 pixels (220 ppi) | 720 x 1560 pixels (268 ppi) | 720 x 1520 pixels (259 ppi) |
| Screen-to-Body Ratio | 66.46% | 79.72% | - |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio, RDS, recording | FM radio | Unspecified |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP | 13 MP + 8 MP + 5 MP | 13 MP + 2 MP + 2 MP |
| Flash | LED Flash | LED Flash | LED Flash |
| Features | Autofocus, Geo-tagging, Touch Focus, Face Detection | 13 MP, f/1.8, PDAF 8 MP, f/2.2, 13mm (ultrawide) 5 MP, f/2.2, depth sensor Panorama, HDR |
13 MP, (wide), AF 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) |
| Video | 720p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | 5 MP [Similar] | 8 MP, f/2.0, 1/4", 1.12µm, 1080p@30fps [Similar] | 5 MP, f/2.2 [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps, VoLTE | HSPA, LTE-A | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Bluetooth | v4.1, A2DP | 5.0, A2DP, LE | Yes |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Yes |
| USB | microUSB v2.0, USB On-The-Go | microUSB 2.0 | microUSB 2.0 |
| GPS | Yes, with A-GPS, GLONASS/ BDS (region dependent) | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Browser | HTML5 | Yes | Yes |
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| Internal | 16 GB, 1.5/2 GB RAM | 64 GB, 4 GB RAM or 32 GB, 3 GB RAM | 32 GB, 3 GB RAM |
| Expandable Storage | microSD, up to 128 GB (dedicated slot) | microSD, up to 512 GB (dedicated slot) | microSDXC |
| USB OTG | Supported | Supported | Not 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 Fast battery charging 15W |
Non-removable Li-Po Battery Fast battery charging 15W |
| Capacity | 2600 mAh battery | 4000 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
