Phone Comparison - Samsung Galaxy J7 vs Samsung Galaxy J7+ vs Samsung Galaxy A21
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| Price Comparison (India) | - | - | |
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | June 2015 | September 2017 | 2020, April 8 |
| Status | Available - June 2015 | Available - September 2017 | Coming soon. Exp. release 2020, April |
| Price | Rs. 13,400 ($197.06) [Similarly Priced] | Rs. 21,999 ($345.00) [Similarly Priced] | - |
| Colors | White, Black | Black, Gold | Various |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
152.4 x 78.6 x 7.5 mm (6 x 3.09 x 0.3 in) |
- | - |
| Weight | 171 g (6.03 oz) | - | - |
| SIM Type | - | Dual-SIM | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) |
| 3G Network | HSDPA 900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1700(AWS) / 1900 / 2100 |
| 4G Network | LTE | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) | LTE |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | |
| Build Features | - | - 2.5D Curved Glass - Fingerprint Sensor - Metal Body - Bixby |
- Fingerprint Sensor Glass front, plastic back, plastic frame |
| Notification LED | - | Yes | - |
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| OS | Android OS, v5.1 (Lollipop) | Android OS, v7.1.1 (Nougat) | Android 10.0 |
| Processor | Octa-core 1.2 GHz, Exynos 7580 | 2.39 GHz Octa-core | Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53), Mediatek MT6765 Helio P35 (12nm) |
| GPU | Mali-T720 | - | PowerVR GE8320 |
| RAM | 1.5 GB | 4 GB | 3 GB |
| Internal Memory | 16 GB | 32 GB | 64 GB |
| External Memory | microSD, up to 128 GB | microSD, up to 256 GB | microSDXC (dedicated slot) |
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| Type | Super AMOLED Capacitive Touchscreen | Super AMOLED capacitive touchscreen | HD+ Super AMOLED Capacitive Touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.5 inches | 5.5 inches | 6.5 inches |
| Resolution | 720 x 1280 pixels (267 ppi) | 1080 x 1920 pixels (401 ppi) | 720 x 1600 pixels (270 ppi) |
| Screen-to-Body Ratio | 69.63% | - | - |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio with RDS; recording | FM radio, recording | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 13 MP, 4128 x 3096 pixels | Dual 13 MP + 5 MP | 16 MP + 8 MP + 2 MP + 2 MP |
| Flash | LED flash | LED flash | No |
| Features | Auto focus, Geo-tagging, Touch Focus, Beauty Face, Continuous Shots, Sensor Size: 1/3.06-inch, F1.9, Interval Shot, Panorama, Sports Mode, Sound and Shot Mode | Auto focus, Live Focus, f/1.7 aperture main, f/1.9 aperture secondary, Geo-tagging, Touch Focus, Face Detection, Panorama | 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] | 16 MP, f/1.9 [Similar] |
13 MP HDR 1080p@30fps [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 | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps, VoLTE | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Bluetooth | v4.1, A2DP | v4.2, A2DP, EDR, LE, ANT+ | 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, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| USB | microUSB v2.0 | Type-C 1.0 reversible connector | 2.0, Type-C 1.0 reversible connector, USB On-The-Go |
| GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS, BDS |
| Browser | HTML5 | HTML5 | Yes |
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| Internal | 16 GB, 1.5 GB RAM | 32 GB, 4 GB RAM | 64 GB, 3 GB RAM eMMC 5.1 |
| Expandable Storage | microSD, up to 128 GB | microSD, up to 256 GB | microSDXC (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 | Li-Ion Battery | Non-removable Li-Ion Battery | Non-removable Li-Po Battery Fast battery charging 15W |
| Capacity | 3000 mAh | 3000 mAh | 4000 mAh |
| Stand by | Up to 354 h | - | - |
| Talk Time | Up to 18 h (3G) | - | - |
Rs. 14,249 
Rs. 14,190 
