Phone Comparison - Samsung Galaxy J7v vs Samsung Galaxy A01 vs Samsung Galaxy A21
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | July 2017 | December 2019 | 2020, April 8 |
| Status | Available - July 2017 | Coming Soon - December 2019 | Coming soon. Exp. release 2020, April |
| Price | Rs. 15,200 ($240.00) [Similarly Priced] | - | - |
| Colors | Black, Silver | Black, Blue, Red | Various |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
151.4 x 76.2 x 8.6 mm (5.96 x 3 x 0.34 in) |
146.3 x 70.1 x 8.3 mm (5.76 x 2.76 x 0.33 in) |
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| Weight | 167.3 g (5.89.0.11 oz) | - | - |
| SIM Type | 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 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 - J710F, J710H HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - J710M |
HSDPA 850 / 900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1700(AWS) / 1900 / 2100 |
| 4G Network | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 40(2300) - J710F | LTE (unspecified) | LTE |
| Messaging | SMS, MMS, EMail, IM | ||
| Build Features | - | - | - Fingerprint Sensor Glass front, plastic back, plastic frame |
| Notification LED | No | - | - |
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| OS | Android OS, v7.0.1 (Nougat) | Android 10.0 | Android 10.0 |
| User Interface | - | One UI 2 | One UI 2.0 |
| Processor | Octa-core 2.2 GHz Cortex-A53 , Qualcomm MSM8953 Snapdragon 625 | Octa core (2 x 1.6 GHz Cortex A73 + 6 x 1.35 GHz Cortex A53), Samsung Exynos 7884 | Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53), Mediatek MT6765 Helio P35 (12nm) |
| GPU | Adreno 506 | Mali G71 MP2 | PowerVR GE8320 |
| RAM | 2 GB | 8 GB | 3 GB |
| Internal Memory | 16 GB | 128 GB | 64 GB |
| External Memory | microSD, up to 128 GB | microSD, up to 512 GB (dedicated slot) | microSDXC (dedicated slot) |
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| Type | IPS LCD Capacitive Touchscreen | TFT HD+ Capacitive Touchscreen | HD+ Super AMOLED Capacitive Touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.5 inches | 5.7 inches | 6.5 inches |
| Resolution | 720 x 1280 pixels (267 ppi) | 720 x 1520 pixels (295 ppi) | 720 x 1600 pixels (270 ppi) |
| Screen-to-Body Ratio | 72.29% | 79.11% | - |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio, RDS, recording | FM radio | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP | 13 MP + 2 MP | 16 MP + 8 MP + 2 MP + 2 MP |
| Flash | LED Flash | LED Flash | No |
| Features | Autofocus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR | 13 MP, f/2.2, 28mm (wide), AF 2 MP, f/2.4, depth sensor |
16 MP, f/1.9, 28mm (wide), AF 8 MP, f/2.2, 12mm (ultrawide) 2 MP, (macro) 2 MP, (depth) panorama, HDR |
| Video | 1080p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | 5 MP [Similar] | 5 MP [Similar] |
13 MP HDR 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA, LTE Cat4 150/50 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Bluetooth | v4.1, A2DP | Yes | 5.0, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 b/g/n/ac, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| USB | microUSB v2.0 | Yes | 2.0, Type-C 1.0 reversible connector, USB On-The-Go |
| GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS | Yes, with A-GPS, GLONASS, BDS |
| Browser | HTML5 | Yes | Yes |
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| Internal | 16 GB, 2 GB RAM | 128 GB, 8 GB RAM or 128 GB, 6 GB RAM | 64 GB, 3 GB RAM eMMC 5.1 |
| Expandable Storage | microSD, up to 128 GB | microSD, up to 512 GB (dedicated slot) | microSDXC (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 | Removable Li-Ion Battery | Non-removable Li-Ion Battery | Non-removable Li-Po Battery Fast battery charging 15W |
| Capacity | 3300 mAh | 3000 mAh | 4000 mAh |
| Stand by | Up to 288 h | - | - |
| Talk Time | Up to 40 h | - | - |
